V\u00ec l\u00fd do n\u00e0y, vi\u1ec7c l\u1ef1a ch\u1ecdn lo\u1ea1i LSR kh\u00f4ng bao gi\u1edd n\u00ean ch\u1ec9 d\u1ef1a v\u00e0o \u0111\u1ed9 c\u1ee9ng, m\u00e0u s\u1eafc hay gi\u00e1 c\u1ea3.<\/p>\n\n\n\n
V\u1eadt li\u1ec7u ph\u00f9 h\u1ee3p ph\u1ea3i \u0111\u00e1p \u1ee9ng ba nh\u00f3m y\u00eau c\u1ea7u sau:<\/p>\n\n\n\n
- \n
- Hi\u1ec7u su\u1ea5t s\u1ea3n ph\u1ea9m:<\/strong> Th\u00e0nh ph\u1ea7n \u0111\u00e3 ho\u00e0n thi\u1ec7n ph\u1ea3i ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o?<\/li>\n\n\n\n
- Tu\u00e2n th\u1ee7 \u1ee9ng d\u1ee5ng:<\/strong> C\u00e1c y\u00eau c\u1ea7u v\u1ec1 li\u00ean l\u1ea1c, an to\u00e0n v\u00e0 h\u1ed3 s\u01a1 n\u00e0o \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng?<\/li>\n\n\n\n
- Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch trong s\u1ea3n xu\u1ea5t:<\/strong> Li\u1ec7u lo\u1ea1i v\u1eadt li\u1ec7u n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111\u00fac m\u1ed9t c\u00e1ch nh\u1ea5t qu\u00e1n theo h\u00ecnh d\u1ea1ng d\u1ef1 ki\u1ebfn v\u00e0 quy tr\u00ecnh s\u1ea3n xu\u1ea5t hay kh\u00f4ng?<\/li>\n<\/ol>\n\n\n\n
LSR th\u01b0\u1eddng \u0111\u01b0\u1ee3c cung c\u1ea5p d\u01b0\u1edbi d\u1ea1ng v\u1eadt li\u1ec7u hai th\u00e0nh ph\u1ea7n, \u0111\u01b0\u1ee3c \u0111\u1ecbnh l\u01b0\u1ee3ng, tr\u1ed9n \u0111\u1ec1u v\u00e0 \u0111\u00f3ng r\u1eafn nhanh b\u1eb1ng nhi\u1ec7t trong qu\u00e1 tr\u00ecnh \u00e9p phun. C\u00e1c \u0111\u1eb7c t\u00ednh gia c\u00f4ng c\u1ee7a v\u1eadt li\u1ec7u n\u00e0y khi\u1ebfn n\u00f3 ph\u00f9 h\u1ee3p v\u1edbi s\u1ea3n xu\u1ea5t t\u1ef1 \u0111\u1ed9ng, c\u00e1c chi ti\u1ebft c\u00f3 th\u00e0nh m\u1ecfng, h\u00ecnh d\u1ea1ng ph\u1ee9c t\u1ea1p v\u00e0 s\u1ea3n xu\u1ea5t h\u00e0ng lo\u1ea1t. Danh m\u1ee5c s\u1ea3n ph\u1ea9m LSR th\u01b0\u01a1ng m\u1ea1i bao g\u1ed3m c\u00e1c \u1ee9ng d\u1ee5ng trong l\u0129nh v\u1ef1c \u00f4 t\u00f4, y t\u1ebf, \u0111i\u1ec7n t\u1eed, ti\u1ebfp x\u00fac v\u1edbi th\u1ef1c ph\u1ea9m v\u00e0 c\u00e1c s\u1ea3n ph\u1ea9m ti\u00eau d\u00f9ng n\u00f3i chung.<\/p>\n\n\n\n
H\u01b0\u1edbng d\u1eabn n\u00e0y gi\u1ea3i th\u00edch c\u00e1ch l\u1ef1a ch\u1ecdn lo\u1ea1i LSR ph\u00f9 h\u1ee3p cho c\u00e1c s\u1ea3n ph\u1ea9m y t\u1ebf, \u00f4 t\u00f4 v\u00e0 h\u00e0ng ti\u00eau d\u00f9ng.<\/p>\n\n\n\n
![\"\"](\"https:\/\/www.fhysilicone.com\/wp-content\/uploads\/2026\/07\/How-to-Choose-the-Right-LSR-Grade-for-Medical-Automotive-and-Consumer-Products-1024x768.png\")
<\/figure>\n\n\n\nH\u00e3y b\u1eaft \u0111\u1ea7u t\u1eeb \u1ee9ng d\u1ee5ng, ch\u1ee9 kh\u00f4ng ph\u1ea3i t\u1eeb b\u1ea3ng th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt v\u1eadt li\u1ec7u<\/h2>\n\n\n\n
B\u1ea3ng th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt v\u1eadt li\u1ec7u ch\u1ec9 th\u1ef1c s\u1ef1 h\u1eefu \u00edch sau khi c\u00e1c y\u00eau c\u1ea7u \u1ee9ng d\u1ee5ng \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh.<\/p>\n\n\n\n
Tr\u01b0\u1edbc khi so s\u00e1nh c\u00e1c c\u1ea5p \u0111\u1ed9 LSR, h\u00e3y ghi ch\u00e9p l\u1ea1i:<\/p>\n\n\n\n
- \n
- Ch\u1ee9c n\u0103ng d\u1ef1 ki\u1ebfn c\u1ee7a s\u1ea3n ph\u1ea9m<\/li>\n\n\n\n
- Lo\u1ea1i h\u00ecnh li\u00ean h\u1ec7 v\u1edbi ng\u01b0\u1eddi d\u00f9ng<\/li>\n\n\n\n
- Th\u1eddi gian ti\u1ebfp x\u00fac<\/li>\n\n\n\n
- Ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng<\/li>\n\n\n\n
- Ti\u1ebfp x\u00fac v\u1edbi n\u01b0\u1edbc, d\u1ea7u, nhi\u00ean li\u1ec7u ho\u1eb7c ch\u1ea5t t\u1ea9y r\u1eeda<\/li>\n\n\n\n
- Y\u00eau c\u1ea7u v\u1ec1 t\u00ednh linh ho\u1ea1t<\/li>\n\n\n\n
- \u00c1p su\u1ea5t ni\u00eam phong y\u00eau c\u1ea7u<\/li>\n\n\n\n
- Tu\u1ed5i th\u1ecd d\u1ef1 ki\u1ebfn c\u1ee7a s\u1ea3n ph\u1ea9m<\/li>\n\n\n\n
- S\u1ed1 chu k\u1ef3 n\u00e9n ho\u1eb7c k\u00edch ho\u1ea1t<\/li>\n\n\n\n
- Quy tr\u00ecnh ti\u1ec7t tr\u00f9ng ho\u1eb7c l\u00e0m s\u1ea1ch<\/li>\n\n\n\n
- Y\u00eau c\u1ea7u v\u1ec1 \u0111\u1ed9 trong su\u1ed1t v\u00e0 m\u00e0u s\u1eafc<\/li>\n\n\n\n
- Mi\u1ebfng l\u00f3t b\u1eb1ng nh\u1ef1a, kim lo\u1ea1i ho\u1eb7c d\u00e2y c\u00e1p<\/li>\n\n\n\n
- Kh\u1ed1i l\u01b0\u1ee3ng s\u1ea3n xu\u1ea5t<\/li>\n\n\n\n
- Th\u1ecb tr\u01b0\u1eddng m\u1ee5c ti\u00eau<\/li>\n\n\n\n
- C\u00e1c t\u00e0i li\u1ec7u tu\u00e2n th\u1ee7 b\u1eaft bu\u1ed9c<\/li>\n<\/ul>\n\n\n\n
M\u1ed9t van y t\u1ebf, mi\u1ebfng \u0111\u1ec7m k\u00edn cho \u0111\u1ea7u n\u1ed1i \u00f4 t\u00f4 v\u00e0 ph\u1ee5 ki\u1ec7n u\u1ed1ng n\u01b0\u1edbc d\u00e0nh cho ng\u01b0\u1eddi ti\u00eau d\u00f9ng \u0111\u1ec1u c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p \u00e9p phun LSR, nh\u01b0ng kh\u00f4ng n\u00ean t\u1ef1 \u0111\u1ed9ng \u00e1p d\u1ee5ng c\u00f9ng m\u1ed9t c\u00f4ng th\u1ee9c cho t\u1ea5t c\u1ea3 c\u00e1c s\u1ea3n ph\u1ea9m n\u00e0y.<\/p>\n\n\n\n
Lo\u1ea1i \u0111\u01b0\u1ee3c ch\u1ecdn ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi m\u1ee9c \u0111\u1ed9 r\u1ee7i ro v\u00e0 \u0111\u1eb7c t\u00ednh hi\u1ec7u su\u1ea5t th\u1ef1c t\u1ebf c\u1ee7a b\u1ed9 ph\u1eadn \u0111\u00f3.<\/p>\n\n\n\n
Hi\u1ec3u r\u00f5 c\u00e1c ti\u00eau ch\u00ed l\u1ef1a ch\u1ecdn LSR ch\u00ednh<\/h2>\n\n\n\n
\u0110\u1ed9 c\u1ee9ng Shore A<\/h3>\n\n\n\n
\u0110\u1ed9 c\u1ee9ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn m\u1ee9c \u0111\u1ed9 d\u1ec5 bi\u1ebfn d\u1ea1ng c\u1ee7a m\u1ed9t chi ti\u1ebft LSR khi ch\u1ecbu \u00e1p l\u1ef1c.<\/p>\n\n\n\n
C\u00e1c lo\u1ea1i c\u00f3 \u0111\u1ed9 m\u1ec1m cao h\u01a1n c\u00f3 th\u1ec3 mang l\u1ea1i:<\/p>\n\n\n\n
- \n
- L\u1ef1c n\u00e9n th\u1ea5p h\u01a1n<\/li>\n\n\n\n
- Kh\u1ea3 n\u0103ng th\u00edch \u1ee9ng t\u1ed1t h\u01a1n v\u1edbi c\u00e1c b\u1ec1 m\u1eb7t kh\u00f4ng b\u1eb1ng ph\u1eb3ng<\/li>\n\n\n\n
- Kh\u1ea3 n\u0103ng gi\u1ea3m ch\u1ea5n t\u1ed1t h\u01a1n<\/li>\n\n\n\n
- C\u1ea3m gi\u00e1c m\u1ec1m m\u1ea1i khi ch\u1ea1m v\u00e0o<\/li>\n\n\n\n
- D\u1ec5 b\u1ecb bi\u1ebfn d\u1ea1ng h\u01a1n \u1edf c\u00e1c van v\u00e0 m\u00e0ng ng\u0103n<\/li>\n<\/ul>\n\n\n\n
Tuy nhi\u00ean, c\u00e1c v\u1eadt li\u1ec7u r\u1ea5t m\u1ec1m c\u0169ng c\u00f3 th\u1ec3 c\u00f3:<\/p>\n\n\n\n
- \n
- \u1ed4n \u0111\u1ecbnh \u1edf chi\u1ec1u th\u1ea5p h\u01a1n<\/li>\n\n\n\n
- Nguy c\u01a1 b\u1ecb l\u1eadt thuy\u1ec1n cao h\u01a1n<\/li>\n\n\n\n
- Vi\u1ec7c x\u1eed l\u00fd t\u1ef1 \u0111\u1ed9ng ph\u1ee9c t\u1ea1p h\u01a1n<\/li>\n\n\n\n
- Kh\u1ea3 n\u0103ng h\u00fat b\u1ee5i t\u0103ng cao<\/li>\n\n\n\n
- Bi\u1ebfn d\u1ea1ng khi th\u00e1o khu\u00f4n l\u1edbn h\u01a1n<\/li>\n\n\n\n
- Kh\u1ea3 n\u0103ng ch\u1ed1ng \u0111\u00f9n k\u00e9m h\u01a1n<\/li>\n<\/ul>\n\n\n\n
C\u00e1c c\u1ea5p \u0111\u1ed9 kh\u00f3 h\u01a1n c\u00f3 th\u1ec3 mang l\u1ea1i:<\/p>\n\n\n\n
- \n
- K\u00edch th\u01b0\u1edbc \u1ed5n \u0111\u1ecbnh h\u01a1n<\/li>\n\n\n\n
- D\u1ec5 d\u00e0ng thao t\u00e1c h\u01a1n<\/li>\n\n\n\n
- T\u0103ng c\u01b0\u1eddng h\u1ed7 tr\u1ee3 cho c\u00e1c t\u00ednh n\u0103ng m\u1ecfng<\/li>\n\n\n\n
- Kh\u1ea3 n\u0103ng ch\u1ed1ng d\u1ecbch chuy\u1ec3n cao h\u01a1n<\/li>\n\n\n\n
- C\u1ea3m gi\u00e1c ch\u1ea1m ch\u1eafc ch\u1eafn h\u01a1n<\/li>\n<\/ul>\n\n\n\n
Ch\u00fang c\u0169ng c\u00f3 th\u1ec3 \u0111\u00f2i h\u1ecfi l\u1ef1c l\u1eafp r\u00e1p ho\u1eb7c l\u1ef1c k\u00edch ho\u1ea1t l\u1edbn h\u01a1n.<\/p>\n\n\n\n
Do \u0111\u00f3, \u0111\u1ed9 c\u1ee9ng c\u1ea7n \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn d\u1ef1a tr\u00ean \u0111\u1ed9 d\u00e0y th\u00e0nh \u1ed1ng, h\u00ecnh d\u1ea1ng v\u00f2ng \u0111\u1ec7m v\u00e0 l\u1ef1c n\u00e9n d\u1ef1 ki\u1ebfn.<\/p>\n\n\n\n
\u0110\u1ed9 b\u1ec1n k\u00e9o v\u00e0 \u0111\u1ed9 gi\u00e3n d\u00e0i<\/h3>\n\n\n\n
\u0110\u1ed9 b\u1ec1n k\u00e9o cho bi\u1ebft v\u1eadt li\u1ec7u sau khi \u0111\u00f4ng c\u1ee9ng c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c l\u1ef1c k\u00e9o l\u1edbn \u0111\u1ebfn m\u1ee9c n\u00e0o, trong khi \u0111\u1ed9 gi\u00e3n d\u00e0i m\u00f4 t\u1ea3 m\u1ee9c \u0111\u1ed9 v\u1eadt li\u1ec7u c\u00f3 th\u1ec3 k\u00e9o gi\u00e3n tr\u01b0\u1edbc khi \u0111\u1ee9t.<\/p>\n\n\n\n
C\u00e1c \u0111\u1eb7c t\u00ednh n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi:<\/p>\n\n\n\n
- \n
- M\u00e0ng m\u1ecfng<\/li>\n\n\n\n
- C\u00e1c th\u00e0nh ph\u1ea7n c\u00f3 th\u1ec3 co gi\u00e3n<\/li>\n\n\n\n
- D\u00e2y \u0111eo cho thi\u1ebft b\u1ecb \u0111eo \u0111\u01b0\u1ee3c<\/li>\n\n\n\n
- C\u00e1c b\u1ed9 ph\u1eadn van<\/li>\n\n\n\n
- Th\u00e1o khu\u00f4n c\u00e1c chi ti\u1ebft c\u00f3 ph\u1ea7n l\u00f5m<\/li>\n\n\n\n
- C\u00e1c s\u1ea3n ph\u1ea9m \u0111\u00e3 qua nhi\u1ec1u l\u1ea7n u\u1ed1n cong<\/li>\n\n\n\n
- C\u00e1c b\u1ed9 ph\u1eadn \u0111\u01b0\u1ee3c l\u1eafp r\u00e1p tr\u00ean c\u00e1c chi ti\u1ebft c\u1ee9ng<\/li>\n<\/ul>\n\n\n\n
\u0110\u1ed9 gi\u00e3n d\u00e0i cao l\u00e0 m\u1ed9t \u0111\u1eb7c t\u00ednh h\u1eefu \u00edch, nh\u01b0ng kh\u00f4ng n\u00ean ch\u1ec9 xem x\u00e9t ri\u00eang y\u1ebfu t\u1ed1 n\u00e0y. M\u1ed9t v\u1eadt li\u1ec7u c\u00f3 \u0111\u1ed9 gi\u00e3n d\u00e0i cao v\u1eabn c\u00f3 th\u1ec3 b\u1ecb r\u00e1ch d\u1ec5 d\u00e0ng t\u1ea1i c\u00e1c g\u00f3c nh\u1ecdn ho\u1eb7c c\u00e1c v\u1ebft kh\u00eda \u0111\u01b0\u1ee3c \u0111\u00fac s\u1eb5n.<\/p>\n\n\n\n
\u0110\u1ed9 b\u1ec1n k\u00e9o<\/h3>\n\n\n\n
\u0110\u1ed9 b\u1ec1n k\u00e9o \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng khi m\u1ed9t b\u1ed9 ph\u1eadn c\u00f3 c\u00e1c th\u00e0nh ph\u1ea7n sau:<\/p>\n\n\n\n
- \n
- M\u00e9p \u0111\u1ec7m m\u1ecfng<\/li>\n\n\n\n
- Khe h\u1edf<\/li>\n\n\n\n
- C\u00e1c v\u1ecb tr\u00ed tuy\u1ec3n d\u1ee5ng<\/li>\n\n\n\n
- C\u00e1c \u0111\u1eb7c \u0111i\u1ec3m c\u1ee7a c\u1ee5m l\u1eafp r\u00e1p ki\u1ec3u kh\u00f3a b\u1ea5m<\/li>\n\n\n\n
- C\u00e1c \u0111o\u1ea1n t\u01b0\u1eddng h\u1eb9p<\/li>\n\n\n\n
- C\u00e1c r\u00e3nh c\u1eaft s\u00e2u<\/li>\n\n\n\n
- C\u00e1c \u0111i\u1ec3m u\u1ed1n l\u1eb7p l\u1ea1i<\/li>\n<\/ul>\n\n\n\n
C\u00e1c chi ti\u1ebft l\u00e0m t\u1eeb LSR th\u01b0\u1eddng b\u1ecb h\u1ecfng do m\u1ed9t v\u1ebft c\u1eaft nh\u1ecf ho\u1eb7c khuy\u1ebft t\u1eadt \u1edf m\u00e9p, ch\u1ee9 kh\u00f4ng ph\u1ea3i do t\u1ea3i tr\u1ecdng k\u00e9o \u0111\u1ed3ng \u0111\u1ec1u.<\/p>\n\n\n\n
M\u1ed9t s\u1ea3n ph\u1ea9m c\u1ea7n ph\u1ea3i \u0111\u01b0\u1ee3c k\u00e9o gi\u00e3n trong qu\u00e1 tr\u00ecnh l\u1eafp \u0111\u1eb7t n\u00ean \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf v\u1edbi c\u00e1c \u0111\u01b0\u1eddng chuy\u1ec3n ti\u1ebfp bo tr\u00f2n v\u00e0 c\u00f3 \u0111\u1ed9 b\u1ec1n ch\u1ed1ng r\u00e1ch \u0111\u1ee7 cao.<\/p>\n\n\n\n
\u0110\u1ed9 bi\u1ebfn d\u1ea1ng v\u0129nh vi\u1ec5n do n\u00e9n<\/h3>\n\n\n\n
\u0110\u1ed9 bi\u1ebfn d\u1ea1ng v\u0129nh vi\u1ec5n do n\u00e9n l\u00e0 \u0111\u1ea1i l\u01b0\u1ee3ng \u0111o l\u01b0\u1eddng m\u1ee9c \u0111\u1ed9 bi\u1ebfn d\u1ea1ng v\u0129nh vi\u1ec5n c\u00f2n l\u1ea1i sau khi v\u1eadt li\u1ec7u \u0111\u00e0n h\u1ed3i b\u1ecb n\u00e9n trong m\u1ed9t kho\u1ea3ng th\u1eddi gian v\u00e0 \u1edf nhi\u1ec7t \u0111\u1ed9 nh\u1ea5t \u0111\u1ecbnh.<\/p>\n\n\n\n
\u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi:<\/p>\n\n\n\n
- \n
- Ph\u1edbt k\u00edn cho \u0111\u1ea7u n\u1ed1i \u00f4 t\u00f4<\/li>\n\n\n\n
- Mi\u1ebfng \u0111\u1ec7m vi\u1ec1n<\/li>\n\n\n\n
- Tem y t\u1ebf<\/li>\n\n\n\n
- Ph\u1edbt k\u00edn d\u00f9ng l\u00e2u d\u00e0i cho h\u1ec7 th\u1ed1ng c\u1ea5p n\u01b0\u1edbc<\/li>\n\n\n\n
- V\u00f2ng \u0111\u1ec7m O-ring<\/li>\n\n\n\n
- C\u00e1c b\u1ed9 ph\u1eadn d\u1eabn c\u00e1p<\/li>\n<\/ul>\n\n\n\n
\u0110\u1ed9 bi\u1ebfn d\u1ea1ng n\u00e9n th\u1ea5p gi\u00fap mi\u1ebfng \u0111\u1ec7m duy tr\u00ec \u00e1p su\u1ea5t ti\u1ebfp x\u00fac trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng k\u00e9o d\u00e0i.<\/p>\n\n\n\n
C\u00e1c lo\u1ea1i LSR chuy\u00ean d\u1ee5ng cho ng\u00e0nh \u00f4 t\u00f4 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c pha ch\u1ebf \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 bi\u1ebfn d\u1ea1ng n\u00e9n th\u1ea5p, kh\u1ea3 n\u0103ng t\u1ef1 b\u00f4i tr\u01a1n v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng l\u00e3o h\u00f3a nhi\u1ec7t. V\u00ed d\u1ee5, c\u00e1c danh m\u1ee5c s\u1ea3n ph\u1ea9m \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 c\u1ee7a c\u00e1c nh\u00e0 cung c\u1ea5p li\u1ec7t k\u00ea c\u00e1c v\u1eadt li\u1ec7u chuy\u00ean d\u1ee5ng d\u00e0nh cho gio\u0103ng c\u00e1p, gio\u0103ng th\u1ea3m, v\u00f2ng \u0111\u1ec7m v\u00e0 gio\u0103ng \u0111\u1ea7u n\u1ed1i, thay v\u00ec coi LSR \u0111a d\u1ee5ng l\u00e0 c\u00f3 th\u1ec3 thay th\u1ebf cho c\u00e1c lo\u1ea1i LSR chuy\u00ean d\u1ee5ng trong ng\u00e0nh \u00f4 t\u00f4.<\/p>\n\n\n\n
M\u00f4-\u0111un<\/h3>\n\n\n\n
M\u00f4-\u0111un m\u00f4 t\u1ea3 kh\u1ea3 n\u0103ng ch\u1ed1ng bi\u1ebfn d\u1ea1ng c\u1ee7a v\u1eadt li\u1ec7u.<\/p>\n\n\n\n
Hai lo\u1ea1i v\u1eadt li\u1ec7u c\u00f3 c\u00f9ng \u0111\u1ed9 c\u1ee9ng Shore c\u00f3 th\u1ec3 c\u00f3 \u0111\u1eb7c t\u00ednh l\u1ef1c-bi\u1ebfn d\u1ea1ng kh\u00e1c nhau.<\/p>\n\n\n\n
H\u1ec7 s\u1ed1 m\u00f4-\u0111un \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn:<\/p>\n\n\n\n
- \n
- \u00c1p su\u1ea5t m\u1edf van<\/li>\n\n\n\n
- L\u1ef1c nh\u1ea5n n\u00fat<\/li>\n\n\n\n
- N\u00e9n ph\u1edbt<\/li>\n\n\n\n
- Chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a c\u01a1 ho\u00e0nh<\/li>\n\n\n\n
- L\u1ef1c l\u01b0\u1ee3ng l\u1eafp r\u00e1p<\/li>\n\n\n\n
- C\u1ea3m gi\u00e1c khi s\u1eed d\u1ee5ng s\u1ea3n ph\u1ea9m<\/li>\n<\/ul>\n\n\n\n
\u0110\u1ed1i v\u1edbi c\u00e1c b\u1ed9 ph\u1eadn ch\u1ee9c n\u0103ng, vi\u1ec7c th\u1eed nghi\u1ec7m l\u1ef1c tr\u00ean h\u00ecnh d\u1ea1ng th\u1ef1c t\u1ebf th\u01b0\u1eddng h\u1eefu \u00edch h\u01a1n so v\u1edbi vi\u1ec7c ch\u1ec9 d\u1ef1a v\u00e0o \u0111\u1ed9 c\u1ee9ng Shore.<\/p>\n\n\n\n
T\u00ednh minh b\u1ea1ch<\/h3>\n\n\n\n
LSR trong su\u1ed1t ho\u1eb7c m\u1edd c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u cho:<\/p>\n\n\n\n
- \n
- C\u00e1c b\u1ed9 ph\u1eadn trong h\u1ec7 th\u1ed1ng d\u1eabn l\u01b0u ch\u1ea5t l\u1ecfng y t\u1ebf<\/li>\n\n\n\n
- C\u00e1c s\u1ea3n ph\u1ea9m ch\u1ea9n \u0111o\u00e1n<\/li>\n\n\n\n
- S\u1ea3n ph\u1ea9m d\u00e0nh cho tr\u1ebb s\u01a1 sinh<\/li>\n\n\n\n
- C\u00e1c b\u1ed9 ph\u1eadn chi\u1ebfu s\u00e1ng<\/li>\n\n\n\n
- Giao di\u1ec7n quang h\u1ecdc<\/li>\n\n\n\n
- C\u00e1c s\u1ea3n ph\u1ea9m ti\u00eau d\u00f9ng m\u00e0 \u0111\u1ed9 s\u1ea1ch ph\u1ea3i \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n r\u00f5 r\u00e0ng<\/li>\n<\/ul>\n\n\n\n
T\u00ednh minh b\u1ea1ch c\u00f3 th\u1ec3 b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi:<\/p>\n\n\n\n
- \n
- C\u00f4ng th\u1ee9c nguy\u00ean li\u1ec7u<\/li>\n\n\n\n
- Ch\u1ea5t m\u00e0u<\/li>\n\n\n\n
- B\u1ec1 m\u1eb7t m\u1ed1c<\/li>\n\n\n\n
- \u0110\u1ed9 d\u00e0y th\u00e0nh<\/li>\n\n\n\n
- \u0110i\u1ec1u ki\u1ec7n \u1ee7<\/li>\n\n\n\n
- Qu\u00e1 tr\u00ecnh x\u1eed l\u00fd sau khi \u0111\u00f3ng r\u1eafn<\/li>\n\n\n\n
- \u00d4 nhi\u1ec5m<\/li>\n\n\n\n
- Kh\u1eed tr\u00f9ng hay l\u00e3o h\u00f3a<\/li>\n<\/ul>\n\n\n\n
\u0110\u00e1nh gi\u00e1 m\u1ee9c \u0111\u1ed9 \u201cs\u1ea1ch\u201d c\u1ea7n d\u1ef1a tr\u00ean \u0111\u1ed9 d\u00e0y d\u1ef1 ki\u1ebfn c\u1ee7a chi ti\u1ebft v\u00e0 \u0111\u1ed9 nh\u1eb5n b\u1ec1 m\u1eb7t.<\/p>\n\n\n\n
\u0110\u1ed9 nh\u1edbt v\u00e0 d\u00f2ng ch\u1ea3y<\/h3>\n\n\n\n
\u0110\u1ed9 nh\u1edbt c\u1ee7a v\u1eadt li\u1ec7u \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn qu\u00e1 tr\u00ecnh \u0111\u1ed5 \u0111\u1ea7y khu\u00f4n.<\/p>\n\n\n\n
LSR c\u00f3 \u0111\u1ed9 nh\u1edbt th\u1ea5p h\u01a1n c\u00f3 th\u1ec3 mang l\u1ea1i l\u1ee3i th\u1ebf trong c\u00e1c tr\u01b0\u1eddng h\u1ee3p sau:<\/p>\n\n\n\n
- \n
- T\u01b0\u1eddng m\u1ecfng<\/li>\n\n\n\n
- \u0110\u01b0\u1eddng d\u1eabn d\u00f2ng ch\u1ea3y d\u00e0i<\/li>\n\n\n\n
- C\u00e1c g\u00e2n k\u00edn nh\u1ecf<\/li>\n\n\n\n
- C\u00e1c \u0111\u1eb7c \u0111i\u1ec3m vi m\u00f4<\/li>\n\n\n\n
- Khu\u00f4n nhi\u1ec1u khoang<\/li>\n<\/ul>\n\n\n\n
Tuy nhi\u00ean, LSR c\u00f3 \u0111\u1ed9 l\u01b0u \u0111\u1ed9ng cao c\u0169ng c\u00f3 th\u1ec3 l\u00e0m t\u0103ng nguy c\u01a1 xu\u1ea5t hi\u1ec7n hi\u1ec7n t\u01b0\u1ee3ng \u201cflash\u201d t\u1ea1i c\u00e1c \u0111\u01b0\u1eddng ph\u00e2n chia v\u00e0 xung quanh c\u00e1c chi ti\u1ebft ch\u00e8n.<\/p>\n\n\n\n
Ph\u1ea3i ch\u1ecdn \u0111i\u1ec3m s\u1ed1 ch\u00ednh x\u00e1c t\u01b0\u01a1ng \u1ee9ng v\u1edbi:<\/p>\n\n\n\n
- \n
- K\u00edch th\u01b0\u1edbc c\u1ed5ng<\/li>\n\n\n\n
- H\u1ec7 th\u1ed1ng \u0111\u01b0\u1eddng ch\u1ea1y<\/li>\n\n\n\n
- B\u1ed1 tr\u00ed khoang<\/li>\n\n\n\n
- X\u1ea3 h\u01a1i<\/li>\n\n\n\n
- \u00c1p su\u1ea5t phun<\/li>\n\n\n\n
- \u0110\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a van ng\u1eaft khu\u00f4n<\/li>\n<\/ul>\n\n\n\n
T\u1ed1c \u0111\u1ed9 h\u1ed3i ph\u1ee5c<\/h3>\n\n\n\n
C\u00e1c lo\u1ea1i v\u1eadt li\u1ec7u \u0111\u00f3ng r\u1eafn nhanh c\u00f3 th\u1ec3 r\u00fat ng\u1eafn th\u1eddi gian chu k\u1ef3 v\u00e0 n\u00e2ng cao hi\u1ec7u qu\u1ea3 s\u1ea3n xu\u1ea5t.<\/p>\n\n\n\n
Tuy nhi\u00ean, qu\u00e1 tr\u00ecnh \u0111\u00f4ng c\u1ee9ng di\u1ec5n ra qu\u00e1 nhanh c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m th\u1eddi gian tr\u00e1m r\u0103ng c\u00f3 s\u1eb5n cho:<\/p>\n\n\n\n
- \n
- C\u00e1c b\u1ed9 ph\u1eadn c\u00f3 k\u00edch th\u01b0\u1edbc l\u1edbn<\/li>\n\n\n\n
- \u0110\u01b0\u1eddng d\u1eabn d\u00f2ng ch\u1ea3y d\u00e0i<\/li>\n\n\n\n
- C\u00e1c chi ti\u1ebft \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o t\u1eeb nhi\u1ec1u lo\u1ea1i v\u1eadt li\u1ec7u<\/li>\n\n\n\n
- C\u00e1c d\u1ef1 \u00e1n \u0111\u00fac ch\u00e8n ph\u1ee9c t\u1ea1p<\/li>\n<\/ul>\n\n\n\n
M\u1ed9t lo\u1ea1i v\u1eadt li\u1ec7u c\u00f3 th\u1ec3 \u0111\u00f4ng c\u1ee9ng nhanh trong khu\u00f4n th\u1eed nghi\u1ec7m \u0111\u01a1n gi\u1ea3n c\u00f3 th\u1ec3 c\u00f3 h\u00e0nh vi kh\u00e1c bi\u1ec7t khi \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong khu\u00f4n s\u1ea3n xu\u1ea5t quy m\u00f4 l\u1edbn.<\/p>\n\n\n\n
Y\u00eau c\u1ea7u sau khi \u0111\u00f3ng r\u1eafn<\/h3>\n\n\n\n
M\u1ed9t s\u1ed1 \u1ee9ng d\u1ee5ng ho\u1eb7c lo\u1ea1i v\u1eadt li\u1ec7u c\u00f3 th\u1ec3 c\u1ea7n ph\u1ea3i tr\u1ea3i qua qu\u00e1 tr\u00ecnh x\u1eed l\u00fd sau \u0111\u1ec3 \u1ed5n \u0111\u1ecbnh c\u00e1c t\u00ednh ch\u1ea5t ho\u1eb7c gi\u1ea3m b\u1edbt m\u1ed9t s\u1ed1 t\u1ea1p ch\u1ea5t d\u1ec5 bay h\u01a1i.<\/p>\n\n\n\n
Qu\u00e1 tr\u00ecnh x\u1eed l\u00fd sau \u0111\u00f3ng r\u1eafn c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn:<\/p>\n\n\n\n
- \n
- K\u00edch th\u01b0\u1edbc<\/li>\n\n\n\n
- \u0110\u1ed9 c\u1ee9ng<\/li>\n\n\n\n
- M\u00e0u s\u1eafc<\/li>\n\n\n\n
- \u0110\u1ed9 bi\u1ebfn d\u1ea1ng v\u0129nh vi\u1ec5n do n\u00e9n<\/li>\n\n\n\n
- H\u00e0m l\u01b0\u1ee3ng ch\u1ea5t bay h\u01a1i<\/li>\n\n\n\n
- Chi ph\u00ed s\u1ea3n xu\u1ea5t<\/li>\n\n\n\n
- Th\u1eddi gian giao h\u00e0ng<\/li>\n<\/ul>\n\n\n\n
C\u1ea7n x\u00e1c \u0111\u1ecbnh r\u00f5 nhu c\u1ea7u x\u1eed l\u00fd sau khi \u0111\u00f3ng r\u1eafn tr\u01b0\u1edbc khi l\u1eadp b\u00e1o gi\u00e1, v\u00ec \u0111i\u1ec1u n\u00e0y s\u1ebd d\u1eabn \u0111\u1ebfn c\u00e1c y\u00eau c\u1ea7u b\u1ed5 sung v\u1ec1 thi\u1ebft b\u1ecb, n\u0103ng l\u01b0\u1ee3ng, v\u1eadn chuy\u1ec3n v\u00e0 ki\u1ec3m tra.<\/p>\n\n\n\n
L\u1ef1a ch\u1ecdn LSR cho c\u00e1c linh ki\u1ec7n y t\u1ebf<\/h2>\n\n\n\n
Vi\u1ec7c l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u LSR trong y t\u1ebf b\u1eaft \u0111\u1ea7u t\u1eeb m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng c\u1ee7a thi\u1ebft b\u1ecb, c\u0169ng nh\u01b0 t\u00ednh ch\u1ea5t v\u00e0 th\u1eddi gian ti\u1ebfp x\u00fac v\u1edbi b\u1ec7nh nh\u00e2n.<\/p>\n\n\n\n
Khung \u0111\u00e1nh gi\u00e1 sinh h\u1ecdc c\u1ee7a FDA ph\u00e2n lo\u1ea1i th\u1eddi gian ti\u1ebfp x\u00fac th\u00e0nh ba m\u1ee9c: h\u1ea1n ch\u1ebf, k\u00e9o d\u00e0i ho\u1eb7c l\u00e2u d\u00e0i, \u0111\u1ed3ng th\u1eddi xem x\u00e9t b\u1ea3n ch\u1ea5t c\u1ee7a s\u1ef1 ti\u1ebfp x\u00fac v\u1edbi c\u01a1 th\u1ec3 khi x\u00e1c \u0111\u1ecbnh c\u00e1c ch\u1ec9 s\u1ed1 sinh h\u1ecdc c\u00f3 li\u00ean quan. T\u00ednh ph\u00f9 h\u1ee3p sinh h\u1ecdc c\u1ee7a silicone cu\u1ed1i c\u00f9ng ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 d\u1ef1a tr\u00ean m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng d\u1ef1 ki\u1ebfn, v\u00e0 d\u1eef li\u1ec7u t\u1eeb thi\u1ebft b\u1ecb th\u00e0nh ph\u1ea9m th\u01b0\u1eddng c\u00f3 t\u00ednh li\u00ean quan cao h\u01a1n so v\u1edbi d\u1eef li\u1ec7u ch\u1ec9 t\u1eeb nguy\u00ean li\u1ec7u th\u00f4 ch\u01b0a qua x\u1eed l\u00fd.<\/p>\n\n\n\n
X\u00e1c \u0111\u1ecbnh lo\u1ea1i li\u00ean h\u1ec7<\/h3>\n\n\n\n
X\u00e1c \u0111\u1ecbnh xem s\u1ea3n ph\u1ea9m th\u00e0nh ph\u1ea9m c\u00f3 ti\u1ebfp x\u00fac v\u1edbi:<\/p>\n\n\n\n
- \n
- Da nguy\u00ean v\u1eb9n<\/li>\n\n\n\n
- M\u00e0ng nh\u1ea7y<\/li>\n\n\n\n
- C\u00e1c b\u1ec1 m\u1eb7t b\u1ecb h\u01b0 h\u1ecfng<\/li>\n\n\n\n
- M\u00f4<\/li>\n\n\n\n
- M\u00e1u<\/li>\n\n\n\n
- M\u1ed9t \u0111\u01b0\u1eddng d\u1eabn ch\u1ea5t l\u1ecfng ti\u1ebfp x\u00fac gi\u00e1n ti\u1ebfp v\u1edbi b\u1ec7nh nh\u00e2n<\/li>\n\n\n\n
- Khu v\u1ef1c kh\u00f4ng ti\u1ebfp x\u00fac v\u1edbi b\u1ec7nh nh\u00e2n<\/li>\n<\/ul>\n\n\n\n
Tay c\u1ea7m c\u1ee7a thi\u1ebft b\u1ecb y t\u1ebf ti\u1ebfp x\u00fac v\u1edbi da l\u00e0nh l\u1eb7n kh\u00f4ng \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 theo c\u00f9ng ti\u00eau ch\u00ed nh\u01b0 m\u1ed9t b\u1ed9 ph\u1eadn c\u1ea5y gh\u00e9p ho\u1eb7c van c\u1ea5p d\u1ecbch.<\/p>\n\n\n\n
Xem x\u00e9t c\u00e1c th\u00f4ng tin h\u1ed7 tr\u1ee3 sinh h\u1ecdc hi\u1ec7n c\u00f3<\/h3>\n\n\n\n
M\u1ed9t m\u1ee9c \u0111\u1ed9 LSR y t\u1ebf d\u1ef1 ki\u1ebfn c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh d\u1ef1a tr\u00ean c\u00e1c y\u1ebfu t\u1ed1 sau:<\/p>\n\n\n\n
- \n
- Th\u00f4ng tin v\u1ec1 th\u1eed nghi\u1ec7m t\u00ednh t\u01b0\u01a1ng th\u00edch sinh h\u1ecdc<\/li>\n\n\n\n
- Th\u00f4ng tin v\u1ec1 \u0111\u1eb7c t\u00ednh h\u00f3a h\u1ecdc<\/li>\n\n\n\n
- X\u00e1c \u0111\u1ecbnh v\u1eadt li\u1ec7u<\/li>\n\n\n\n
- Kh\u1ea3 n\u0103ng truy xu\u1ea5t ngu\u1ed3n g\u1ed1c l\u00f4 h\u00e0ng<\/li>\n\n\n\n
- C\u00e1c khuy\u1ebfn ngh\u1ecb v\u1ec1 x\u1eed l\u00fd<\/li>\n\n\n\n
- C\u00e1c ch\u00ednh s\u00e1ch ki\u1ec3m so\u00e1t thay \u0111\u1ed5i nh\u00e0 cung c\u1ea5p<\/li>\n<\/ul>\n\n\n\n
M\u1ed9t s\u1ed1 lo\u1ea1i LSR th\u01b0\u01a1ng m\u1ea1i \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn \u0111\u01b0\u1ee3c \u0111\u01b0a ra th\u1ecb tr\u01b0\u1eddng \u0111\u1ec3 \u1ee9ng d\u1ee5ng trong l\u0129nh v\u1ef1c y t\u1ebf, ch\u1eb3ng h\u1ea1n nh\u01b0 van, c\u00e1c b\u1ed9 ph\u1eadn c\u1ee7a \u1ed1ng truy\u1ec1n d\u1ecbch, c\u00e1c b\u1ed9 ph\u1eadn l\u00e0m k\u00edn, c\u00e1c s\u1ea3n ph\u1ea9m h\u00f4 h\u1ea5p v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn y t\u1ebf ch\u00ednh x\u00e1c kh\u00e1c. Tuy nhi\u00ean, nh\u00e0 s\u1ea3n xu\u1ea5t thi\u1ebft b\u1ecb ho\u00e0n ch\u1ec9nh v\u1eabn ph\u1ea3i ch\u1ecbu tr\u00e1ch nhi\u1ec7m x\u00e1c \u0111\u1ecbnh xem s\u1ea3n ph\u1ea9m ho\u00e0n ch\u1ec9nh c\u00f3 ph\u00f9 h\u1ee3p v\u1edbi m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng d\u1ef1 ki\u1ebfn hay kh\u00f4ng.<\/p>\n\n\n\n
Vi\u1ec7c r\u00e0 so\u00e1t c\u1ea7n x\u00e1c nh\u1eadn:<\/p>\n\n\n\n
- \n
- C\u1ea5p \u0111\u1ed9 ch\u00ednh x\u00e1c \u0111\u00e3 \u0111\u01b0\u1ee3c ki\u1ec3m tra<\/li>\n\n\n\n
- Kh\u00f4ng r\u00f5 li\u1ec7u s\u1eafc t\u1ed1 \u0111\u00f3 c\u00f3 \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o hay kh\u00f4ng<\/li>\n\n\n\n
- C\u00e1c \u0111i\u1ec1u ki\u1ec7n \u0111\u00f3ng r\u1eafn v\u00e0 \u0111\u00f3ng r\u1eafn sau<\/li>\n\n\n\n
- Vi\u1ec7c ki\u1ec3m tra c\u00f3 ph\u1ea3i l\u00e0 th\u00e0nh ph\u1ea7n cu\u1ed1i c\u00f9ng hay kh\u00f4ng<\/li>\n\n\n\n
- D\u1eef li\u1ec7u c\u00f3 c\u00f2n c\u1eadp nh\u1eadt hay kh\u00f4ng<\/li>\n\n\n\n
- Li\u1ec7u c\u00f3 c\u1ea7n ti\u1ebfn h\u00e0nh \u0111\u00e1nh gi\u00e1 b\u1ed5 sung d\u00e0nh ri\u00eang cho thi\u1ebft b\u1ecb hay kh\u00f4ng<\/li>\n<\/ul>\n\n\n\n
\u0110\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch v\u1edbi quy tr\u00ecnh ti\u1ec7t tr\u00f9ng<\/h3>\n\n\n\n
C\u00e1c b\u1ed9 ph\u1eadn y t\u1ebf c\u00f3 th\u1ec3 ph\u1ea3i ti\u1ebfp x\u00fac v\u1edbi:<\/p>\n\n\n\n
- \n
- Ethylene oxide<\/li>\n\n\n\n
- Steam<\/li>\n\n\n\n
- B\u1ee9c x\u1ea1 gamma<\/li>\n\n\n\n
- B\u1ee9c x\u1ea1 ch\u00f9m tia \u0111i\u1ec7n t\u1eed<\/li>\n\n\n\n
- X\u1eed l\u00fd \u1ea3nh X-quang<\/li>\n\n\n\n
- Hydrogen peroxide \u1edf d\u1ea1ng h\u01a1i<\/li>\n\n\n\n
- Kh\u1eed tr\u00f9ng l\u1eb7p l\u1ea1i<\/li>\n<\/ul>\n\n\n\n
Qu\u00e1 tr\u00ecnh ti\u1ec7t tr\u00f9ng c\u00f3 th\u1ec3 thay \u0111\u1ed5i:<\/p>\n\n\n\n
- \n
- M\u00e0u s\u1eafc<\/li>\n\n\n\n
- T\u00ednh minh b\u1ea1ch<\/li>\n\n\n\n
- \u0110\u1ed9 c\u1ee9ng<\/li>\n\n\n\n
- \u0110\u1ed9 gi\u00e3n d\u00e0i<\/li>\n\n\n\n
- \u0110\u1ed9 b\u1ec1n k\u00e9o<\/li>\n\n\n\n
- \u0110\u1ed9 bi\u1ebfn d\u1ea1ng v\u0129nh vi\u1ec5n do n\u00e9n<\/li>\n\n\n\n
- T\u00ecnh tr\u1ea1ng b\u1ec1 m\u1eb7t<\/li>\n\n\n\n
- \u0110\u1ed9 b\u00e1m d\u00ednh<\/li>\n\n\n\n
- C\u00e1c ch\u1ea5t c\u00f3 th\u1ec3 chi\u1ebft xu\u1ea5t<\/li>\n<\/ul>\n\n\n\n
Vi\u1ec7c th\u1eed nghi\u1ec7m ph\u1ea3i \u00e1p d\u1ee5ng quy tr\u00ecnh ti\u1ec7t tr\u00f9ng d\u1ef1 ki\u1ebfn v\u00e0 s\u1ed1 chu k\u1ef3 t\u1ed1i \u0111a d\u1ef1 ki\u1ebfn.<\/p>\n\n\n\n
C\u1ea7n xem x\u00e9t c\u00e1c y\u1ebfu t\u1ed1 v\u1ec1 v\u1ec7 sinh v\u00e0 ki\u1ec3m so\u00e1t quy tr\u00ecnh s\u1ea3n xu\u1ea5t<\/h3>\n\n\n\n
C\u00e1c s\u1ea3n ph\u1ea9m y t\u1ebf c\u00f3 th\u1ec3 c\u1ea7n ph\u1ea3i th\u1ef1c hi\u1ec7n c\u00e1c bi\u1ec7n ph\u00e1p ki\u1ec3m so\u00e1t \u0111\u1ed1i v\u1edbi:<\/p>\n\n\n\n
- \n
- Nhi\u1ec5m ch\u00e9o<\/li>\n\n\n\n
- Kh\u1ea3 n\u0103ng truy xu\u1ea5t ngu\u1ed3n g\u1ed1c v\u1eadt li\u1ec7u<\/li>\n\n\n\n
- M\u1ee9c \u0111\u1ed9 s\u1ea1ch c\u1ee7a khu\u00f4n<\/li>\n\n\n\n
- Qu\u00e1 tr\u00ecnh x\u1eed l\u00fd sau khi \u0111\u00f3ng r\u1eafn<\/li>\n\n\n\n
- M\u1ee9c \u0111\u1ed9 h\u1ea1t<\/li>\n\n\n\n
- X\u1eed l\u00fd<\/li>\n\n\n\n
- Gi\u1eb7t gi\u0169<\/li>\n\n\n\n
- Bao b\u00ec<\/li>\n\n\n\n
- H\u1ed3 s\u01a1 s\u1ea3n xu\u1ea5t<\/li>\n\n\n\n
- Nh\u1eefng thay \u0111\u1ed5i quan tr\u1ecdng<\/li>\n<\/ul>\n\n\n\n
Kh\u00f4ng ph\u1ea3i m\u1ecdi b\u1ed9 ph\u1eadn b\u1eb1ng silicone d\u00f9ng trong y t\u1ebf \u0111\u1ec1u \u0111\u00f2i h\u1ecfi c\u00f9ng m\u1ed9t m\u00f4i tr\u01b0\u1eddng s\u1ea3n xu\u1ea5t, nh\u01b0ng c\u00e1c bi\u1ec7n ph\u00e1p ki\u1ec3m so\u00e1t t\u1ea1i nh\u00e0 m\u00e1y ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi m\u1ee9c \u0111\u1ed9 r\u1ee7i ro \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh.<\/p>\n\n\n\n
Ch\u1ecdn c\u00e1c t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc cho h\u00e0m<\/h3>\n\n\n\n
C\u00e1c \u1ee9ng d\u1ee5ng y t\u1ebf c\u00f3 th\u1ec3 \u01b0u ti\u00ean c\u00e1c \u0111\u1eb7c t\u00ednh kh\u00e1c nhau:<\/p>\n\n\n\n
Th\u00e0nh ph\u1ea7n y t\u1ebf<\/th> C\u00e1c \u0111\u1eb7c t\u00ednh quan tr\u1ecdng c\u1ee7a LSR<\/th><\/tr> Van ho\u1eb7c m\u00e0ng ng\u0103n<\/td> M\u00f4-\u0111un \u0111\u00e0n h\u1ed3i \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t, kh\u1ea3 n\u0103ng ch\u1ed1ng m\u1ecfi, k\u00edch th\u01b0\u1edbc \u1ed5n \u0111\u1ecbnh<\/td><\/tr> Kh\u1ea3 n\u0103ng k\u00edn kh\u00ed c\u1ee7a kh\u1ea9u trang<\/td> \u0110\u1ed9 m\u1ec1m m\u1ea1i, kh\u1ea3 n\u0103ng ch\u1ed1ng r\u00e1ch, c\u1ea3m gi\u00e1c tho\u1ea3i m\u00e1i tr\u00ean da, \u0111\u1ed9 bi\u1ebfn d\u1ea1ng v\u0129nh vi\u1ec5n th\u1ea5p<\/td><\/tr> Ph\u1edbt k\u00edn \u0111\u1ea7u n\u1ed1i<\/td> \u0110\u1ed9 \u1ed5n \u0111\u1ecbnh k\u00edch th\u01b0\u1edbc, hi\u1ec7u su\u1ea5t l\u00e0m k\u00edn, kh\u1ea3 n\u0103ng truy xu\u1ea5t ngu\u1ed3n g\u1ed1c<\/td><\/tr> \u0110\u00fac ph\u1ee7 cho c\u00e1p y t\u1ebf<\/td> \u0110\u1ed9 b\u00e1m d\u00ednh, \u0111\u1ed9 linh ho\u1ea1t, kh\u1ea3 n\u0103ng gi\u1ea3m c\u0103ng v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng r\u00e1ch<\/td><\/tr> Th\u00e0nh ph\u1ea7n ch\u1ea5t l\u1ecfng trong su\u1ed1t<\/td> T\u00ednh r\u00f5 r\u00e0ng, t\u00ednh ch\u00ednh x\u00e1c v\u00e0 \u0111\u00e1nh gi\u00e1 sinh h\u1ecdc c\u00f3 t\u00ednh \u0111\u1ea1i di\u1ec7n<\/td><\/tr> B\u1ed9 ph\u1eadn \u0111eo \u0111\u01b0\u1ee3c ti\u1ebfp x\u00fac v\u1edbi da<\/td> S\u1ef1 tho\u1ea3i m\u00e1i, kh\u1ea3 n\u0103ng ch\u1ed1ng b\u00e1m b\u1ea9n v\u00e0 ki\u1ec3m so\u00e1t s\u1eafc t\u1ed1<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n \u201cThu\u1eadt ng\u1eef \u201dlo\u1ea1i y t\u1ebf\u201d kh\u00f4ng n\u00ean thay th\u1ebf cho m\u1ed9t b\u1ea3n \u0111\u1eb7c \u0111i\u1ec3m k\u1ef9 thu\u1eadt c\u01a1 kh\u00ed chi ti\u1ebft.<\/p>\n\n\n\n
L\u1ef1a ch\u1ecdn LSR cho c\u00e1c b\u1ed9 ph\u1eadn \u00f4 t\u00f4<\/h2>\n\n\n\n
C\u00e1c b\u1ed9 ph\u1eadn LSR trong ng\u00e0nh \u00f4 t\u00f4 c\u00f3 th\u1ec3 ph\u1ea3i ch\u1ecbu t\u00e1c \u0111\u1ed9ng l\u00e2u d\u00e0i c\u1ee7a nhi\u1ec7t \u0111\u1ed9 cao, chu k\u1ef3 nhi\u1ec7t, rung \u0111\u1ed9ng, \u0111\u1ed9 \u1ea9m, d\u1ea7u m\u1ee1, nhi\u00ean li\u1ec7u v\u00e0 l\u1ef1c n\u00e9n li\u00ean t\u1ee5c.<\/p>\n\n\n\n
C\u00e1c \u1ee9ng d\u1ee5ng \u0111i\u1ec3n h\u00ecnh bao g\u1ed3m:<\/p>\n\n\n\n
- \n
- Ph\u1edbt k\u00edn cho \u0111\u1ea7u n\u1ed1i<\/li>\n\n\n\n
- Ph\u1edbt d\u00e2y<\/li>\n\n\n\n
- Mi\u1ebfng \u0111\u1ec7m cao su<\/li>\n\n\n\n
- Mi\u1ebfng \u0111\u1ec7m vi\u1ec1n<\/li>\n\n\n\n
- Ph\u1edbt c\u1ea3m bi\u1ebfn<\/li>\n\n\n\n
- C\u00e1c b\u1ed9 ph\u1eadn d\u1eabn c\u00e1p<\/li>\n\n\n\n
- Ph\u1edbt k\u00edn h\u1ec7 th\u1ed1ng \u1eafc-quy<\/li>\n\n\n\n
- V\u1ecf \u0111\u01b0\u1ee3c \u0111\u00fac ch\u1ed3ng b\u1eb1ng nh\u1ef1a v\u00e0 LSR<\/li>\n<\/ul>\n\n\n\n
Danh m\u1ee5c s\u1ea3n ph\u1ea9m c\u1ee7a c\u00e1c nh\u00e0 cung c\u1ea5p bao g\u1ed3m c\u00e1c lo\u1ea1i LSR chuy\u00ean d\u1ee5ng cho ng\u00e0nh \u00f4 t\u00f4 d\u00f9ng trong c\u00e1c s\u1ea3n ph\u1ea9m nh\u01b0 gio\u0103ng k\u1ebft n\u1ed1i, gio\u0103ng h\u01b0\u1edbng t\u00e2m, gio\u0103ng ch\u1ed1ng th\u1eddi ti\u1ebft, v\u00f2ng \u0111\u1ec7m v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn c\u1ee7a d\u00e2y d\u1eabn \u0111i\u1ec7n, bao g\u1ed3m c\u1ea3 c\u00e1c c\u00f4ng th\u1ee9c c\u00f3 t\u00ednh t\u1ef1 b\u00f4i tr\u01a1n v\u00e0 \u0111\u1ed9 bi\u1ebfn d\u1ea1ng n\u00e9n th\u1ea5p.<\/p>\n\n\n\n
\u01afu ti\u00ean hi\u1ec7u su\u1ea5t l\u00e3o h\u00f3a nhi\u1ec7t<\/h3>\n\n\n\n
Kh\u00f4ng n\u00ean ch\u1ecdn lo\u1ea1i v\u1eadt li\u1ec7u d\u00e0nh cho ng\u00e0nh \u00f4 t\u00f4 ch\u1ec9 d\u1ef1a tr\u00ean nhi\u1ec7t \u0111\u1ed9 t\u1ed1i \u0111a trong ng\u1eafn h\u1ea1n c\u1ee7a n\u00f3.<\/p>\n\n\n\n
Y\u00eau c\u1ea7u th\u00f4ng tin v\u1ec1:<\/p>\n\n\n\n
- \n
- Nhi\u1ec7t \u0111\u1ed9 khi s\u1eed d\u1ee5ng li\u00ean t\u1ee5c<\/li>\n\n\n\n
- L\u00e3o h\u00f3a nhi\u1ec7t<\/li>\n\n\n\n
- S\u1ef1 thay \u0111\u1ed5i t\u00ednh ch\u1ea5t sau qu\u00e1 tr\u00ecnh l\u00e3o h\u00f3a<\/li>\n\n\n\n
- \u0110\u1ed9 bi\u1ebfn d\u1ea1ng v\u0129nh vi\u1ec5n do n\u00e9n \u1edf nhi\u1ec7t \u0111\u1ed9 cao<\/li>\n\n\n\n
- Hi\u1ec7u su\u1ea5t sau qu\u00e1 tr\u00ecnh thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 l\u1eb7p \u0111i l\u1eb7p l\u1ea1i<\/li>\n\n\n\n
- Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch v\u1edbi c\u00e1c lo\u1ea1i nh\u1ef1a nhi\u1ec7t d\u1ebbo l\u00e2n c\u1eadn<\/li>\n<\/ul>\n\n\n\n
M\u1ed9t mi\u1ebfng \u0111\u1ec7m c\u00f3 th\u1ec3 v\u1eabn tr\u00f4ng c\u00f2n nguy\u00ean v\u1eb9n nh\u01b0ng l\u1ea1i m\u1ea5t \u0111i l\u1ef1c \u0111\u00e0n h\u1ed3i c\u1ea7n thi\u1ebft \u0111\u1ec3 ng\u0103n ch\u1eb7n h\u01a1i \u1ea9m x\u00e2m nh\u1eadp.<\/p>\n\n\n\n
\u0110\u1ecbnh ngh\u0129a \u201cti\u1ebfp x\u00fac v\u1edbi ch\u1ea5t l\u1ecfng\u201d<\/h3>\n\n\n\n
LSR dimethyl ti\u00eau chu\u1ea9n c\u00f3 th\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi nhi\u1ec1u \u1ee9ng d\u1ee5ng l\u00e0m k\u00edn trong l\u0129nh v\u1ef1c \u0111i\u1ec7n v\u00e0 m\u00f4i tr\u01b0\u1eddng, nh\u01b0ng kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng ph\u00f9 h\u1ee3p \u0111\u1ec3 ti\u1ebfp x\u00fac li\u00ean t\u1ee5c v\u1edbi m\u1ecdi lo\u1ea1i nhi\u00ean li\u1ec7u, d\u1ea7u ho\u1eb7c dung m\u00f4i.<\/p>\n\n\n\n
Trong tr\u01b0\u1eddng h\u1ee3p ti\u1ebfp x\u00fac m\u1ea1nh v\u1edbi hydrocacbon, c\u00f3 th\u1ec3 xem x\u00e9t s\u1eed d\u1ee5ng fluoro-LSR. C\u00e1c v\u1eadt li\u1ec7u F-LSR th\u01b0\u01a1ng m\u1ea1i \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 k\u1ebft h\u1ee3p t\u00ednh linh ho\u1ea1t v\u1ec1 nhi\u1ec7t \u0111\u1ed9 t\u01b0\u01a1ng t\u1ef1 nh\u01b0 silicone v\u1edbi kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu t\u1ed1t h\u01a1n \u0111\u1ed1i v\u1edbi nhi\u00ean li\u1ec7u, d\u1ea7u v\u00e0 dung m\u00f4i kh\u00f4ng ph\u00e2n c\u1ef1c.<\/p>\n\n\n\n
Vi\u1ec7c th\u1eed nghi\u1ec7m v\u1eadt li\u1ec7u c\u1ea7n s\u1eed d\u1ee5ng ch\u00ednh x\u00e1c:<\/p>\n\n\n\n
- \n
- Ch\u1ea5t l\u1ecfng<\/li>\n\n\n\n
- N\u1ed3ng \u0111\u1ed9<\/li>\n\n\n\n
- Nhi\u1ec7t \u0111\u1ed9<\/li>\n\n\n\n
- Th\u1eddi gian ti\u1ebfp x\u00fac<\/li>\n\n\n\n
- T\u00ecnh tr\u1ea1ng c\u01a1 kh\u00ed<\/li>\n<\/ul>\n\n\n\n
\u0110\u00e1nh gi\u00e1 c\u00e1c lo\u1ea1i th\u00e9p t\u1ef1 b\u00f4i tr\u01a1n<\/h3>\n\n\n\n
C\u00e1c v\u00f2ng \u0111\u1ec7m c\u1ee7a \u0111\u1ea7u n\u1ed1i \u00f4 t\u00f4 c\u00f3 th\u1ec3 t\u1ea1o ra ma s\u00e1t l\u1edbn khi c\u1eafm d\u00e2y ho\u1eb7c \u0111\u1ea7u n\u1ed1i v\u00e0o.<\/p>\n\n\n\n
Lo\u1ea1i v\u1eadt li\u1ec7u t\u1ef1 b\u00f4i tr\u01a1n c\u00f3 th\u1ec3 gi\u00fap gi\u1ea3m thi\u1ec3u:<\/p>\n\n\n\n
- \n
- L\u1ef1c l\u1eafp gh\u00e9p<\/li>\n\n\n\n
- Seal tearing<\/li>\n\n\n\n
- Seal displacement<\/li>\n\n\n\n
- Assembly variation<\/li>\n<\/ul>\n\n\n\n
Published automotive grades include different internal oil levels for connector and radial-sealing applications.<\/p>\n\n\n\n
The complete connector should still be evaluated for:<\/p>\n\n\n\n
- \n
- Lubricant migration<\/li>\n\n\n\n
- Dust attraction<\/li>\n\n\n\n
- Contact contamination<\/li>\n\n\n\n
- Long-term consistency<\/li>\n\n\n\n
- Storage effects<\/li>\n<\/ul>\n\n\n\n
Consider Overmolding Adhesion<\/h3>\n\n\n\n
Automotive components frequently combine LSR with PBT, polyamide or other engineering thermoplastics.<\/p>\n\n\n\n
Self-adhesive LSR can reduce the need for primer and separate assembly, but adhesion is substrate-specific. Dow describes selective-adhesion LSR grades for two-component molding with thermoplastics including PBT and polyamide.<\/p>\n\n\n\n
The actual production plastic should be tested because adhesion can be affected by:<\/p>\n\n\n\n
- \n
- Glass-fiber content<\/li>\n\n\n\n
- Ch\u1ea5t m\u00e0u<\/li>\n\n\n\n
- Flame retardants<\/li>\n\n\n\n
- Mold-release additives<\/li>\n\n\n\n
- Moisture<\/li>\n\n\n\n
- \u00d4 nhi\u1ec5m b\u1ec1 m\u1eb7t<\/li>\n\n\n\n
- Insert temperature<\/li>\n\n\n\n
- Storage time<\/li>\n<\/ul>\n\n\n\n
Match Hardness to the Seal Geometry<\/h3>\n\n\n\n
A softer grade may reduce insertion or compression force, while a harder grade may improve dimensional stability.<\/p>\n\n\n\n
The final selection should be verified through:<\/p>\n\n\n\n
- \n
- Tolerance analysis<\/li>\n\n\n\n
- Assembly-force testing<\/li>\n\n\n\n
- Ki\u1ec3m tra r\u00f2 r\u1ec9<\/li>\n\n\n\n
- L\u00e3o h\u00f3a nhi\u1ec7t<\/li>\n\n\n\n
- Chu k\u1ef3 nhi\u1ec7t<\/li>\n\n\n\n
- Vibration testing<\/li>\n\n\n\n
- Fluid exposure<\/li>\n<\/ul>\n\n\n\n
Choosing LSR for Consumer Products<\/h2>\n\n\n\n
Consumer LSR applications can include:<\/p>\n\n\n\n
- \n
- Baby feeding accessories<\/li>\n\n\n\n
- Kitchenware<\/li>\n\n\n\n
- Drinkware components<\/li>\n\n\n\n
- Wearable products<\/li>\n\n\n\n
- Personal-care products<\/li>\n\n\n\n
- Sports accessories<\/li>\n\n\n\n
- V\u1ecf b\u1ea3o v\u1ec7<\/li>\n\n\n\n
- Appliance seals<\/li>\n\n\n\n
- Buttons and keypads<\/li>\n\n\n\n
- Household products<\/li>\n<\/ul>\n\n\n\n
General-purpose LSR portfolios include grades designed for cooking products, gaskets, seals, sports equipment and other consumer goods.<\/p>\n\n\n\n
Confirm the Contact Requirement<\/h3>\n\n\n\n
Consumer products may require different documentation depending on whether they contact:<\/p>\n\n\n\n
- \n
- Food<\/li>\n\n\n\n
- Drinking water<\/li>\n\n\n\n
- Skin<\/li>\n\n\n\n
- A child\u2019s mouth<\/li>\n\n\n\n
- Electronics<\/li>\n\n\n\n
- Household chemicals<\/li>\n\n\n\n
- No regulated contact area<\/li>\n<\/ul>\n\n\n\n
A food-contact statement does not automatically establish suitability for a medical device. Similarly, a general consumer grade should not be presented as suitable for infant feeding without the relevant material and finished-product evaluation.<\/p>\n\n\n\n
Balance Softness and Durability<\/h3>\n\n\n\n
Soft-touch consumer products are often designed using low-hardness LSR, but excessive softness may create:<\/p>\n\n\n\n
- \n
- Poor dimensional stability<\/li>\n\n\n\n
- Difficult assembly<\/li>\n\n\n\n
- Surface tack<\/li>\n\n\n\n
- Dust attraction<\/li>\n\n\n\n
- Weak thin sections<\/li>\n\n\n\n
- Slow elastic recovery<\/li>\n<\/ul>\n\n\n\n
For teethers, valves, buttons and wearable parts, the final selection should reflect both tactile preference and functional durability.<\/p>\n\n\n\n
Evaluate Color and Appearance<\/h3>\n\n\n\n
Consumer products frequently require customized colors.<\/p>\n\n\n\n
The pigment system should be reviewed for:<\/p>\n\n\n\n
- \n
- Intended contact application<\/li>\n\n\n\n
- \u0110\u1ed9 \u0111\u1ed3ng nh\u1ea5t v\u1ec1 m\u00e0u s\u1eafc<\/li>\n\n\n\n
- Light stability<\/li>\n\n\n\n
- Heat resistance<\/li>\n\n\n\n
- Migration or extraction requirements<\/li>\n\n\n\n
- Effect on transparency<\/li>\n\n\n\n
- Effect on curing<\/li>\n<\/ul>\n\n\n\n
Strong colors may require more pigment, which can change appearance and, in some formulations, processing behavior.<\/p>\n\n\n\n
Consider Odor and Volatile Requirements<\/h3>\n\n\n\n
Products used near food, the face or infant-care applications may require strict odor control.<\/p>\n\n\n\n
Odor can be influenced by:<\/p>\n\n\n\n
- \n
- C\u00f4ng th\u1ee9c nguy\u00ean li\u1ec7u<\/li>\n\n\n\n
- Curing<\/li>\n\n\n\n
- Qu\u00e1 tr\u00ecnh x\u1eed l\u00fd sau khi \u0111\u00f3ng r\u1eafn<\/li>\n\n\n\n
- Storage<\/li>\n\n\n\n
- Bao b\u00ec<\/li>\n\n\n\n
- V\u1ec7 sinh<\/li>\n\n\n\n
- \u00d4 nhi\u1ec5m<\/li>\n<\/ul>\n\n\n\n
The customer should evaluate finished packaged products rather than only newly molded samples.<\/p>\n\n\n\n
Choose for the Actual User Experience<\/h3>\n\n\n\n
Consumer components may be evaluated through:<\/p>\n\n\n\n
- \n
- Grip comfort<\/li>\n\n\n\n
- Button force<\/li>\n\n\n\n
- K\u1ebft c\u1ea5u b\u1ec1 m\u1eb7t<\/li>\n\n\n\n
- Flexibility<\/li>\n\n\n\n
- Product weight<\/li>\n\n\n\n
- Ease of cleaning<\/li>\n\n\n\n
- Stain resistance<\/li>\n\n\n\n
- Odor<\/li>\n\n\n\n
- Dust attraction<\/li>\n\n\n\n
- Visual appearance<\/li>\n<\/ul>\n\n\n\n
A technically acceptable LSR grade can still fail commercially if the finished product feels sticky, attracts dust or is difficult to clean.<\/p>\n\n\n\n
Standard, Self-Lubricating, Self-Bonding and Fluoro-LSR Grades<\/h2>\n\n\n\n
Different LSR families solve different problems.<\/p>\n\n\n\n
General-Purpose LSR<\/h3>\n\n\n\n
Suitable for many basic molded products where special adhesion, fluid resistance or biological documentation is not required.<\/p>\n\n\n\n
Typical uses include:<\/p>\n\n\n\n
- \n
- Consumer goods<\/li>\n\n\n\n
- Grommets<\/li>\n\n\n\n
- Basic seals<\/li>\n\n\n\n
- Sports products<\/li>\n\n\n\n
- Household components<\/li>\n<\/ul>\n\n\n\n
Medical-Support LSR<\/h3>\n\n\n\n
Selected for healthcare components requiring controlled formulation, traceability and relevant biological-support information.<\/p>\n\n\n\n
The finished medical device still requires a risk-based evaluation.<\/p>\n\n\n\n
Self-Lubricating LSR<\/h3>\n\n\n\n
Designed to develop a lower-friction surface.<\/p>\n\n\n\n
Typical uses include:<\/p>\n\n\n\n
- \n
- Ph\u1edbt k\u00edn cho \u0111\u1ea7u n\u1ed1i<\/li>\n\n\n\n
- Sliding components<\/li>\n\n\n\n
- Medical components requiring low surface friction<\/li>\n\n\n\n
- Automated assembly applications<\/li>\n<\/ul>\n\n\n\n
Momentive has described self-lubricating LSR formulations for healthcare applications requiring a high-slip surface.<\/p>\n\n\n\n
Self-Bonding LSR<\/h3>\n\n\n\n
Designed to bond directly to selected plastic or metal substrates during molding.<\/p>\n\n\n\n
Typical uses include:<\/p>\n\n\n\n
- \n
- Plastic-LSR housings<\/li>\n\n\n\n
- Overmolded medical connectors<\/li>\n\n\n\n
- Ph\u1edbt k\u00edn cho \u0111\u1ea7u n\u1ed1i \u00f4 t\u00f4<\/li>\n\n\n\n
- Soft-touch consumer assemblies<\/li>\n<\/ul>\n\n\n\n
Compatibility must be verified using the exact substrate.<\/p>\n\n\n\n
Fluoro-LSR<\/h3>\n\n\n\n
Selected where improved resistance to fuels, oils and non-polar solvents is required.<\/p>\n\n\n\n
It may be useful in:<\/p>\n\n\n\n
- \n
- Automotive fluid-exposure components<\/li>\n\n\n\n
- Industrial seals<\/li>\n\n\n\n
- Specialized electrical parts<\/li>\n<\/ul>\n\n\n\n
F-LSR generally costs more than standard LSR, so it should be used where the exposure justifies the additional material cost.<\/p>\n\n\n\n
Conductive LSR<\/h3>\n\n\n\n
Selected for:<\/p>\n\n\n\n
- \n
- Antistatic components<\/li>\n\n\n\n
- EMI shielding<\/li>\n\n\n\n
- Conductive seals<\/li>\n\n\n\n
- Electrical field control<\/li>\n\n\n\n
- Flexible contacts<\/li>\n<\/ul>\n\n\n\n
Electrical resistivity and test conditions must be specified separately from mechanical properties.<\/p>\n\n\n\n
Overmolding Requirements<\/h2>\n\n\n\n
LSR can be molded onto plastic, metal, cable or electronic inserts.<\/p>\n\n\n\n
Before selecting an overmolding grade, define:<\/p>\n\n\n\n
- \n
- Insert material<\/li>\n\n\n\n
- Insert geometry<\/li>\n\n\n\n
- Bonding requirement<\/li>\n\n\n\n
- Mechanical interlocks<\/li>\n\n\n\n
- Insert temperature resistance<\/li>\n\n\n\n
- Primer or surface-treatment needs<\/li>\n\n\n\n
- Peel and pull requirements<\/li>\n\n\n\n
- Fluid exposure<\/li>\n\n\n\n
- Sterilization or aging conditions<\/li>\n<\/ul>\n\n\n\n
LSR suppliers offer self-bonding grades formulated for selected thermoplastics and metals, but no grade should be assumed to adhere equally to every substrate.<\/p>\n\n\n\n
A reliable overmolding evaluation should use:<\/p>\n\n\n\n
- \n
- Production-grade inserts<\/li>\n\n\n\n
- Actual pigments and fillers<\/li>\n\n\n\n
- Production-intent mold temperature<\/li>\n\n\n\n
- Representative cure time<\/li>\n\n\n\n
- Finished-part aging<\/li>\n\n\n\n
- Pull, peel or functional testing<\/li>\n<\/ul>\n\n\n\n
Why Datasheet Values May Not Predict Finished-Part Performance<\/h2>\n\n\n\n
Technical data sheets are useful for comparing candidate materials, but the values are usually generated under defined laboratory conditions.<\/p>\n\n\n\n
The finished component may behave differently because of:<\/p>\n\n\n\n
- \n
- \u0110\u1ed9 d\u00e0y th\u00e0nh<\/li>\n\n\n\n
- Nhi\u1ec7t \u0111\u1ed9 khu\u00f4n<\/li>\n\n\n\n
- Cure time<\/li>\n\n\n\n
- Gate location<\/li>\n\n\n\n
- Flow orientation<\/li>\n\n\n\n
- \u0110\u01b0\u1eddng h\u00e0n<\/li>\n\n\n\n
- Qu\u00e1 tr\u00ecnh x\u1eed l\u00fd sau khi \u0111\u00f3ng r\u1eafn<\/li>\n\n\n\n
- Ch\u1ea5t m\u00e0u<\/li>\n\n\n\n
- Demolding strain<\/li>\n\n\n\n
- Insert interaction<\/li>\n\n\n\n
- Sterilization<\/li>\n\n\n\n
- Environmental aging<\/li>\n<\/ul>\n\n\n\n
For example, a standard compression-set specimen does not reproduce every automotive gasket geometry. A biological test performed on a supplier specimen does not automatically represent a finished colored and sterilized medical component.<\/p>\n\n\n\n
Use datasheet values to shortlist materials, then validate the final molded product.<\/p>\n\n\n\n
Questions to Ask an LSR Material Supplier<\/h2>\n\n\n\n
Before approving a grade, request clear answers to the following questions:<\/p>\n\n\n\n
- \n
- What is the exact grade designation?<\/li>\n\n\n\n
- What is the recommended application?<\/li>\n\n\n\n
- Which hardness levels are available?<\/li>\n\n\n\n
- Is post-curing required?<\/li>\n\n\n\n
- What are the recommended molding conditions?<\/li>\n\n\n\n
- What biological-support data are available?<\/li>\n\n\n\n
- Is the grade suitable for the intended food-contact market?<\/li>\n\n\n\n
- How does it perform after heat aging?<\/li>\n\n\n\n
- What compression-set data are available?<\/li>\n\n\n\n
- Is it self-lubricating?<\/li>\n\n\n\n
- Is it self-bonding?<\/li>\n\n\n\n
- Which substrates have been evaluated?<\/li>\n\n\n\n
- Is it compatible with the intended sterilization method?<\/li>\n\n\n\n
- Is a fluoro-LSR version available?<\/li>\n\n\n\n
- What is the supplier\u2019s change-notification policy?<\/li>\n\n\n\n
- What shelf life and storage conditions apply?<\/li>\n\n\n\n
- Can the material be pigmented?<\/li>\n\n\n\n
- Can production-lot traceability be provided?<\/li>\n<\/ol>\n\n\n\n
Questions to Ask an LSR Molding Manufacturer<\/h2>\n\n\n\n
The molder should also be able to explain:<\/p>\n\n\n\n
- \n
- Whether the selected grade can fill the proposed geometry<\/li>\n\n\n\n
- Whether the mold requires vacuum assistance<\/li>\n\n\n\n
- Where gates and parting lines will be located<\/li>\n\n\n\n
- What flash limits can be maintained<\/li>\n\n\n\n
- Whether delicate features can be demolded without tearing<\/li>\n\n\n\n
- How inserts will be positioned<\/li>\n\n\n\n
- Whether primer or plasma treatment is required<\/li>\n\n\n\n
- How curing and post-curing are controlled<\/li>\n\n\n\n
- How critical dimensions will be inspected<\/li>\n\n\n\n
- How material and pigment batches are traced<\/li>\n\n\n\n
- Whether pilot production can be completed<\/li>\n\n\n\n
- Which functional tests can be supported<\/li>\n<\/ol>\n\n\n\n
A material recommendation without a design-for-manufacturing review may overlook significant tooling or production risks.<\/p>\n\n\n\n
A Practical LSR Grade Selection Process<\/h2>\n\n\n\n
Step 1: Define the Product Category<\/h3>\n\n\n\n
Determine whether the component is medical, automotive, food-contact, skin-contact, electrical or general consumer.<\/p>\n\n\n\n
Step 2: Document the Service Environment<\/h3>\n\n\n\n
Define temperature, fluids, cleaning, sterilization, UV, humidity and expected life.<\/p>\n\n\n\n
Step 3: Establish Mechanical Requirements<\/h3>\n\n\n\n
Specify hardness, compression, tensile strength, tear strength, elongation and fatigue requirements.<\/p>\n\n\n\n
Step 4: Identify Special Functions<\/h3>\n\n\n\n
Confirm whether the project requires:<\/p>\n\n\n\n
- \n
- T\u1ef1 b\u00f4i tr\u01a1n<\/li>\n\n\n\n
- Self-bonding<\/li>\n\n\n\n
- Optical clarity<\/li>\n\n\n\n
- Conductivity<\/li>\n\n\n\n
- Flame resistance<\/li>\n\n\n\n
- Fuel resistance<\/li>\n\n\n\n
- Low compression set<\/li>\n\n\n\n
- Medical-support documentation<\/li>\n<\/ul>\n\n\n\n
Step 5: Shortlist Candidate Grades<\/h3>\n\n\n\n
Compare supplier data and eliminate materials that do not meet the basic application requirements.<\/p>\n\n\n\n
Step 6: Review Moldability<\/h3>\n\n\n\n
Evaluate viscosity, flow length, wall thickness, gates, venting, inserts and demolding.<\/p>\n\n\n\n
Step 7: Produce Representative Samples<\/h3>\n\n\n\n
Use the intended:<\/p>\n\n\n\n
- \n
- LSR grade<\/li>\n\n\n\n
- Pigment<\/li>\n\n\n\n
- Insert<\/li>\n\n\n\n
- Cure process<\/li>\n\n\n\n
- Post-curing process<\/li>\n<\/ul>\n\n\n\n
Step 8: Test the Finished Component<\/h3>\n\n\n\n
Perform dimensional, mechanical, functional and contact-related evaluation.<\/p>\n\n\n\n
Step 9: Complete Environmental Validation<\/h3>\n\n\n\n
Test after representative heat, sterilization, fluids, humidity, compression or repeated use.<\/p>\n\n\n\n
Step 10: Freeze the Approved Material and Process<\/h3>\n\n\n\n
Control:<\/p>\n\n\n\n
- \n
- Material manufacturer<\/li>\n\n\n\n
- Exact grade<\/li>\n\n\n\n
- Pigment formula<\/li>\n\n\n\n
- Supplier<\/li>\n\n\n\n
- Mixing ratio<\/li>\n\n\n\n
- Cure parameters<\/li>\n\n\n\n
- Qu\u00e1 tr\u00ecnh x\u1eed l\u00fd sau khi \u0111\u00f3ng r\u1eafn<\/li>\n\n\n\n
- Insert material<\/li>\n\n\n\n
- Inspection method<\/li>\n<\/ul>\n\n\n\n
Future substitutions should be reviewed and, where necessary, revalidated.<\/p>\n\n\n\n
Quick Comparison by Application<\/h2>\n\n\n\n
Selection factor<\/td> Medical products<\/td> Automotive products<\/td> Consumer products<\/td><\/tr> Primary concern<\/td> Biological risk and controlled manufacturing<\/td> Long-term sealing and environmental durability<\/td> Safety, function, appearance and user experience<\/td><\/tr> Key documentation<\/td> Biological-support and traceability information<\/td> Heat-aging, compression and fluid-resistance data<\/td> Relevant food-, skin- or consumer-contact documents<\/td><\/tr> Important mechanical properties<\/td> Tear strength, modulus, fatigue and cleanliness<\/td> Compression set, thermal stability and fluid resistance<\/td> Softness, durability, color and surface feel<\/td><\/tr> Common special grades<\/td> Medical-support, transparent, self-lubricating or self-bonding<\/td> Low-compression-set, self-lubricating, self-bonding or F-LSR<\/td> General-purpose, food-contact, low-density or colored LSR<\/td><\/tr> Typical validation<\/td> Finished-device biological and sterilization evaluation<\/td> Thermal cycling, leakage, vibration and fluid testing<\/td> Cleaning, odor, durability and user-function testing<\/td><\/tr> Common error<\/td> Treating raw-material data as finished-device approval<\/td> Selecting by temperature or hardness alone<\/td> Prioritizing softness and color over durability<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n Common LSR Selection Mistakes<\/h2>\n\n\n\n
Choosing Only by Shore Hardness<\/h3>\n\n\n\n
Hardness does not describe tear strength, compression set, adhesion, lubrication or biological-support documentation.<\/p>\n\n\n\n
Using a General-Purpose Grade for Every Application<\/h3>\n\n\n\n
A material suitable for a kitchen accessory may not be suitable for an automotive fuel seal or medical fluid-path component.<\/p>\n\n\n\n
Treating Medical Grade as Finished-Device Approval<\/h3>\n\n\n\n
The final product, processing residues, pigments, cleaning and sterilization must be considered.<\/p>\n\n\n\n
Assuming Standard LSR Resists Every Automotive Fluid<\/h3>\n\n\n\n
Fuel, oil or solvent exposure may require fluoro-LSR or another specialized elastomer.<\/p>\n\n\n\n
Ignoring Post-Curing<\/h3>\n\n\n\n
Post-curing can affect cost, dimensions, odor and product performance.<\/p>\n\n\n\n
Selecting Self-Bonding LSR Without Testing the Substrate<\/h3>\n\n\n\n
Adhesion depends on the exact plastic formulation and process.<\/p>\n\n\n\n
Approving Material from a Flat Test Slab<\/h3>\n\n\n\n
The final component geometry may produce different tear, compression and optical performance.<\/p>\n\n\n\n
Changing Pigments Without Review<\/h3>\n\n\n\n
Pigments can affect appearance, contact documentation and processing.<\/p>\n\n\n\n
Selecting the Cheapest Grade<\/h3>\n\n\n\n
A less expensive material can create higher costs through longer cycle times, poor yields, flash, tearing or product failure.<\/p>\n\n\n\n
K\u1ebft lu\u1eadn<\/h2>\n\n\n\n
Choosing the correct LSR grade requires more than selecting a hardness and color.<\/p>\n\n\n\n
The decision should consider:<\/p>\n\n\n\n
- \n
- Product function<\/li>\n\n\n\n
- Contact type<\/li>\n\n\n\n
- Nhi\u1ec7t \u0111\u1ed9<\/li>\n\n\n\n
- Ti\u1ebfp x\u00fac v\u1edbi h\u00f3a ch\u1ea5t<\/li>\n\n\n\n
- Compression<\/li>\n\n\n\n
- Tear and fatigue requirements<\/li>\n\n\n\n
- Sterilization<\/li>\n\n\n\n
- T\u00ednh minh b\u1ea1ch<\/li>\n\n\n\n
- Surface friction<\/li>\n\n\n\n
- Overmolding adhesion<\/li>\n\n\n\n
- Regulatory-support information<\/li>\n\n\n\n
- Moldability<\/li>\n\n\n\n
- Production consistency<\/li>\n<\/ul>\n\n\n\n
Medical products require a risk-based review of the complete finished device and its intended patient contact.<\/p>\n\n\n\n
Automotive products typically prioritize low compression set, heat aging, fluid resistance, assembly performance and long-term sealing.<\/p>\n\n\n\n
Consumer products require a balance of safety, tactile quality, durability, appearance, cleanliness and manufacturing cost.<\/p>\n\n\n\n
The best LSR grade is not the material with the longest datasheet or the lowest unit price. It is the material that provides stable finished-part performance in the actual product, process and service environment.<\/p>\n\n\n\n
Early cooperation between the product developer, material supplier, mold maker and LSR molding manufacturer can reduce material substitutions, mold modifications and validation failures before mass production begins.<\/p>\n\n\n\n
C\u00e1c c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n\n\n\n
Can one LSR grade be used for medical, automotive and consumer products?<\/h3>\n\n\n\n
A grade may technically work in more than one application, but its documentation, environmental resistance and processing properties must be evaluated for each intended use.<\/p>\n\n\n\n
Is a higher-hardness LSR more durable?<\/h3>\n\n\n\n
Not necessarily. Durability also depends on tear strength, elongation, geometry, aging and loading conditions.<\/p>\n\n\n\n
Is medical-grade LSR automatically biocompatible?<\/h3>\n\n\n\n
No. Supplier data may support the biological evaluation, but the finished device and its intended contact conditions must still be assessed.<\/p>\n\n\n\n
Which LSR is best for automotive connector seals?<\/h3>\n\n\n\n
Automotive connector applications often use low-compression-set and self-lubricating grades. The final choice depends on temperature, seal design, plastic compatibility and assembly force.<\/p>\n\n\n\n
When should fluoro-LSR be used?<\/h3>\n\n\n\n
F-LSR should be considered where improved resistance to non-polar fuels, oils or solvents is required.<\/p>\n\n\n\n
Can food-contact LSR be used for baby products?<\/h3>\n\n\n\n
It may be a suitable starting material, but the final product must also satisfy the relevant market, design and finished-product requirements.<\/p>\n\n\n\n
What is self-bonding LSR?<\/h3>\n\n\n\n
Self-bonding LSR is formulated to adhere directly to selected plastic or metal substrates during molding, potentially eliminating a separate primer or assembly process.<\/p>\n\n\n\n
Does self-bonding LSR adhere to every plastic?<\/h3>\n\n\n\n
No. Adhesion depends on the exact resin, additives, fillers, surface condition and molding process.<\/p>\n\n\n\n
Is post-curing always required?<\/h3>\n\n\n\n
No. The requirement depends on the material grade, intended application and performance or contact requirements.<\/p>\n\n\n\n
What information is needed for an LSR quotation?<\/h3>\n\n\n\n
Provide the 2D and 3D drawings, intended application, contact type, temperature, fluid exposure, hardness, color, insert material, annual quantity, compliance needs and required tests.<\/p>","protected":false},"excerpt":{"rendered":"
Liquid silicone rubber is available in many formulations that may appear similar but perform very differently in production and final use. Two LSR grades with the same Shore A hardness can differ in: For this reason, selecting an LSR grade should never be based only on hardness, color or price. The correct material must satisfy 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- Tu\u00e2n th\u1ee7 \u1ee9ng d\u1ee5ng:<\/strong> C\u00e1c y\u00eau c\u1ea7u v\u1ec1 li\u00ean l\u1ea1c, an to\u00e0n v\u00e0 h\u1ed3 s\u01a1 n\u00e0o \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng?<\/li>\n\n\n\n