The silicone sealing ring is a high-performance elastic sealing component made from food-grade or industrial-grade silicone rubber. It is widely used to prevent leakage of air, water, oil, and other fluids in mechanical, electronic, and consumer product assemblies.

With excellent flexibility, compression resistance, and temperature stability, silicone sealing rings provide reliable sealing performance in both static and dynamic applications.

We support customized production in different sizes, hardness levels, colors, and material grades to meet various industrial and consumer requirements.

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Características y ventajas principales

Excelente rendimiento de sellado

Silicone sealing rings provide reliable sealing under compression, preventing leakage of liquids, gases, and dust.

• Stable sealing under long-term compression
• Effective leak prevention in static and dynamic conditions
• Suitable for precision assembly applications

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Resistencia a un amplio rango de temperaturas

Silicone material performs well under extreme temperature environments.

• Operating temperature range: -40°C to 200°C
• No hardening at low temperature
• No deformation at high temperature

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High Elasticity and Durability

The material maintains flexibility and resilience after repeated use.

• Strong compression recovery
• Larga vida útil
• Resistant to permanent deformation

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Chemical and Environmental Resistance

Silicone rubber offers stable performance in harsh environments.

• Resistant to water, ozone, and UV exposure
• Compatible with mild acids and alkalis
• Suitable for indoor and outdoor applications

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Food Grade and Medical Grade Options

We offer different material grades depending on application requirements.

• FDA / LFGB food-grade silicone available
• Medical-grade silicone compliant with ISO 10993
• Industrial-grade silicone for mechanical applications

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Proceso de fabricación

Silicone sealing rings are produced through precision molding technology:

1. Raw Material Mixing
   Silicone rubber compound is prepared with specific hardness and performance requirements.
2. Moldeo por compresión o por inyección
   The material is molded into ring shapes using high-precision molds.
3. High Temperature Vulcanization
   Ensures stable mechanical and chemical properties.
4. Post Processing
   Trimming, surface treatment, and inspection.
5. Control de calidad
   Dimensional accuracy and sealing performance are tested.

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Especificaciones técnicas

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Aplicaciones

• Water bottle and thermos sealing systems
• Household appliances sealing components
• Sistemas de estanqueidad para el sector de la automoción
• Medical devices and fluid systems
• Industrial machinery sealing parts
• Electronic enclosure protection
• Plumbing and pipeline sealing

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Opciones de personalización

We support full customization based on customer requirements:

• Inner / outer diameter and cross-section size
• Silicone hardness (Shore A range)
• Color and transparency
• Material grade selection (food / medical / industrial)
• Special performance requirements (oil resistance, high temperature, etc.)

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Preguntas frecuentes

What is the main function of a silicone sealing ring?

It provides a tight seal to prevent leakage of liquids, gases, or dust between two connected parts.

Can silicone sealing rings be used for food contact products?

Yes, food-grade silicone complies with FDA and LFGB standards for safe use in food and beverage applications.

Are custom sizes available?

Yes, we support full customization based on drawings or samples.

How long is the service life?

Under normal conditions, silicone sealing rings can maintain performance for several years without significant deformation.