{"id":2343,"date":"2026-07-04T17:47:37","date_gmt":"2026-07-04T17:47:37","guid":{"rendered":"https:\/\/www.fhysilicone.com\/?p=2343"},"modified":"2026-07-04T17:47:53","modified_gmt":"2026-07-04T17:47:53","slug":"complex-silicone-parts","status":"publish","type":"post","link":"https:\/\/www.fhysilicone.com\/nl\/complex-silicone-parts\/","title":{"rendered":"Productie van complexe siliconenonderdelen: van ontwerp tot massaproductie"},"content":{"rendered":"<h2 class=\"wp-block-heading\">1. Inleiding<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Complexe siliconenonderdelen worden op grote schaal gebruikt in sectoren zoals medische apparatuur, automobieltoepassingen, consumentenelektronica en industri\u00eble afdichtingstoepassingen. In tegenstelling tot standaard siliconenproducten hebben complexe siliconenonderdelen vaak te maken met:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Integratie van meerdere materialen<\/li>\n\n\n\n<li>Overmolding-constructies<\/li>\n\n\n\n<li>Strenge maattoleranties<\/li>\n\n\n\n<li>Eisen inzake functionele afdichting of mechanische prestaties<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Voor de productie van dergelijke onderdelen is een combinatie van <strong>materiaalwetenschap, precisietechniek, matrijsontwerp en procesbeheersing<\/strong>.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/www.fhysilicone.com\/wp-content\/uploads\/2026\/07\/aed2c695-0946-4442-93d2-dab071b6e641-1024x683.png\" alt=\"\" class=\"wp-image-2344\" srcset=\"https:\/\/www.fhysilicone.com\/wp-content\/uploads\/2026\/07\/aed2c695-0946-4442-93d2-dab071b6e641-1024x683.png 1024w, https:\/\/www.fhysilicone.com\/wp-content\/uploads\/2026\/07\/aed2c695-0946-4442-93d2-dab071b6e641-300x200.png 300w, https:\/\/www.fhysilicone.com\/wp-content\/uploads\/2026\/07\/aed2c695-0946-4442-93d2-dab071b6e641-768x512.png 768w, https:\/\/www.fhysilicone.com\/wp-content\/uploads\/2026\/07\/aed2c695-0946-4442-93d2-dab071b6e641-18x12.png 18w, https:\/\/www.fhysilicone.com\/wp-content\/uploads\/2026\/07\/aed2c695-0946-4442-93d2-dab071b6e641-600x400.png 600w, https:\/\/www.fhysilicone.com\/wp-content\/uploads\/2026\/07\/aed2c695-0946-4442-93d2-dab071b6e641.png 1536w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">2. Wat zijn complexe siliconenonderdelen?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Onder complexe siliconenonderdelen verstaan we siliconencomponenten die het volgende omvatten:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Structuren met meerdere holtes of multifunctionele structuren<\/li>\n\n\n\n<li>Ingebedde metalen of kunststof inzetstukken<\/li>\n\n\n\n<li>Zeer nauwkeurige afdichtingsvormen<\/li>\n\n\n\n<li>Dunwandige of micro-schaalelementen<\/li>\n\n\n\n<li>Verlijming van verschillende materialen (LSR + PC\/PA\/metaal)<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Typische voorbeelden hiervan zijn:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Medische afdichtingssystemen<\/li>\n\n\n\n<li>Connectoren voor autosensoren<\/li>\n\n\n\n<li>Waterdichte behuizingen voor elektronische apparatuur<\/li>\n\n\n\n<li>Precisieventielsystemen<\/li>\n\n\n\n<li>Onderdelen van draagbare apparaten<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">3. Ontwerpfase: Ontwerp met het oog op produceerbaarheid (DFM)<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">3.1 Functioneel ontwerp<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">In de ontwerpfase moeten ingenieurs het volgende duidelijk vastleggen:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Mechanische functie (afdichting, buffer, ondersteuning, isolatie)<\/li>\n\n\n\n<li>Milieueisen (temperatuur, druk, chemicali\u00ebn)<\/li>\n\n\n\n<li>Verwachtingen ten aanzien van de levenscyclus<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">3.2 Geometrische optimalisatie<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">De belangrijkste ontwerpregels zijn onder meer:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Een gelijkmatige wanddikte om krimpvervorming te voorkomen<\/li>\n\n\n\n<li>Afgeronde hoeken om spanningsconcentratie te verminderen<\/li>\n\n\n\n<li>De juiste ontvormingshoeken<\/li>\n\n\n\n<li>Gecontroleerde ondersnijdingsstructuren voor een optimale afdichting<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">3.3 Materiaalkeuze<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Veelgebruikte siliconenmaterialen:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>LSR (vloeibaar siliconenrubber) \u2013 spuitgieten met hoge precisie<\/li>\n\n\n\n<li>HCR (High Consistency Rubber) \u2013 compressiegieten<\/li>\n\n\n\n<li>Met platina uitgehard siliconenrubber \u2013 medische toepassingen en toepassingen die een hoge zuiverheidsgraad vereisen<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">4. Matrijsontwerp en gereedschap<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Het ontwerp van de matrijs vormt de kern van de productie van complexe siliconenproducten.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4.1 Belangrijkste kenmerken van de matrijs<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Precisiematrijzen met meerdere holtes<\/li>\n\n\n\n<li>LSR-spuitgietsystemen met hete kanalen<\/li>\n\n\n\n<li>Ontluchtingskanalen voor het afvoeren van lucht<\/li>\n\n\n\n<li>Uiterst nauwkeurige uitlijningssystemen<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">4.2 Ontwerp van matrijzen voor overmolding<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Voor structuren met siliconen en inzetstukken:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Metalen of kunststof inzetstukken moeten nauwkeurig worden geplaatst<\/li>\n\n\n\n<li>Voor het verlijmen kan een oppervlaktebehandeling nodig zijn<\/li>\n\n\n\n<li>De matrijs moet chemische of mechanische hechtingszones ondersteunen<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">5. LSR-spuitgietproces<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">LSR-spuitgieten is het meest gebruikte proces voor complexe siliconenonderdelen.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Stap 1: Voorbereiding van het materiaal<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Het mengen van tweecomponenten-LSR<\/li>\n\n\n\n<li>Pigmentdosering (indien nodig)<\/li>\n\n\n\n<li>Ontgassen om luchtbellen te verwijderen<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Stap 2: Injectie<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Zeer nauwkeurig doseersysteem<\/li>\n\n\n\n<li>Injectie in de matrijsholte bij geregelde temperatuur<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Stap 3: Uitharden<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Snelle verknoping bij verhoogde temperatuur<\/li>\n\n\n\n<li>Cyclusduur doorgaans 30\u2013120 seconden<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Stap 4: Uit de mal halen<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Geautomatiseerde of semi-geautomatiseerde verwijdering<\/li>\n\n\n\n<li>Minimale vervorming als gevolg van elastisch herstel<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">6. Nabewerking en secundaire bewerkingen<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Afhankelijk van de toepassing kunnen de volgende extra stappen nodig zijn:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Nabehandeling (voor medische doeleinden of bij eisen inzake geurarmheid)<\/li>\n\n\n\n<li>Oppervlaktebehandeling (plasma, coating)<\/li>\n\n\n\n<li>Montage met metalen of kunststof onderdelen<\/li>\n\n\n\n<li>Functionele tests<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">7. Kwaliteitscontrole bij massaproductie<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Voor hoogwaardige, complexe siliconenonderdelen zijn strenge kwaliteitscontrolesystemen vereist:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">7.1 Maatcontrole<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>CMM-meting<\/li>\n\n\n\n<li>Optische scansystemen<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">7.2 Materiaaltesten<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Hardheid (Shore A)<\/li>\n\n\n\n<li>Treksterkte<\/li>\n\n\n\n<li>Scheurweerstand<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">7.3 Functionele tests<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Lektest<\/li>\n\n\n\n<li>Drukbestendigheid<\/li>\n\n\n\n<li>Vermoeidheidscycli<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">8. Veelvoorkomende uitdagingen in de productie<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">8.1 Flash-defecten<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Veroorzaakt door:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Slechte afdichting van de mal<\/li>\n\n\n\n<li>Te hoge injectiedruk<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">8.2 Hechtingsfout (overmolding)<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Oppervlakteverontreiniging<\/li>\n\n\n\n<li>Onverenigbare materialen<\/li>\n\n\n\n<li>Onvoldoende oppervlakteactivering<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">8.3 Krimp en vervorming<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ongelijkmatige wanddikte<\/li>\n\n\n\n<li>Onjuiste uithardingsparameters<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">9. Toepassingen van complexe siliconenonderdelen<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Complexe siliconenonderdelen worden op grote schaal gebruikt in:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Medische sector<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Katheterconstructies<\/li>\n\n\n\n<li>Afdichtingssystemen<\/li>\n\n\n\n<li>Onderdelen voor medicijnafgifte<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Automobielindustrie<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Waterdichte connectoren<\/li>\n\n\n\n<li>Afdichtingssystemen voor sensoren<\/li>\n\n\n\n<li>Trillingsdempende onderdelen<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Elektronica-industrie<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Waterdichte behuizingen<\/li>\n\n\n\n<li>Flexibele afdichtingsvlakken<\/li>\n\n\n\n<li>Onderdelen van draagbare apparaten<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Industri\u00eble apparatuur<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Klepsystemen<\/li>\n\n\n\n<li>Hogedrukafdichtingen<\/li>\n\n\n\n<li>Chemisch bestendige onderdelen<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">10. Toekomstige trends<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">De sector evolueert in de richting van:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>LSR-spuitgieten met micro-nauwkeurigheid<\/li>\n\n\n\n<li>Integratie van meerdere materialen (siliconen + metaal + kunststof)<\/li>\n\n\n\n<li>Slimme productie (geautomatiseerde inspectiesystemen)<\/li>\n\n\n\n<li>Hoogwaardige afdichtingssystemen voor de EV- en medische sector<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">11. Conclusie<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Voor de productie van complexe siliconenonderdelen zijn engineeringcapaciteiten nodig die de gehele keten bestrijken \u2014 van <strong>van ontwerpoptimalisatie en matrijsontwikkeling tot LSR-spuitgieten en nauwkeurige kwaliteitscontrole<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Fabrikanten met een sterke capaciteit op het gebied van gereedschapsbouw, materiaalkennis en procesbesturingssystemen kunnen een hoge betrouwbaarheid en schaalbare massaproductie realiseren voor veeleisende sectoren.<\/p>","protected":false},"excerpt":{"rendered":"<p>1. Introduction Complex silicone parts are widely used in industries such as medical devices, automotive systems, consumer electronics, and industrial sealing applications. Unlike standard silicone products, complex silicone components often involve: Manufacturing such parts requires a combination of material science, precision engineering, mold design, and process control. 2. What Are Complex Silicone Parts? Complex silicone [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":2344,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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