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Plastics & rubber
Custom Food Grade Silicone ORings Manufacturer China Suppliers Factory
Leading China factory and suppliers of food grade silicone O-rings. Beike provides ISO 9001 and TS16949 certified custom sealing solutions for thermos jars and food lids with OEM/ODM support.
SupplierShijiazhuang Beike Sealing Technology Co.,Ltd.www.beikesealing.com
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About this product
Product information from the supplier.
Our premium Custom Silicone O-Rings are engineered specifically for high-performance sealing in demanding environments, including food-grade applications such as thermos jars and food container lids. Manufactured from high-purity silicone rubber, these seals offer exceptional elasticity, temperature resistance, and safety compliance, ensuring a leak-proof seal that maintains product integrity and hygiene.
Leveraging over 10 years of expertise in rubber parts manufacturing, we provide fully customizable solutions ranging from standard AS568 and JIS B2401 sizes to bespoke dimensions based on your 2D or 3D drawings. With ISO 9001 and ISO/TS 16949 certifications, our silicone seals are the trusted choice for medical, automotive, aviation, and home appliance industries worldwide.
Detailed Parameters
| Material | Food Grade Silicone / Rubber | Hardness | 30~80 Shore A (Standard 70 Shore A) |
|---|---|---|---|
| Standard Sizes | AS568, BS1516, JIS B2401, ISO 3601 | Customization | Full OEM/ODM Custom Sizes Available |
| Colors | White Semi-transparent, Black, Red, Green, Blue, Pink | Temp Range | -60°C to 230°C (Standard Silicone) |
| Special Temp | Flame Retardant (-40~220°C) / High Temp (-60~300°C) | Processing | Vulcanizing, Deburring, Silk-screen, Carving |
| Certifications | ISO 9001, ISO/TS 16949 | MOQ | 500 pieces (depending on part) |
Key Advantages
Certified Quality
ISO 9001 and ISO/TS 16949 certified production ensuring a 100% qualified rate and stable performance.
Fast Lead Times
Rapid delivery: 1-2 days for in-stock items and 5-15 days for custom molding and production.
Material Stability
Strategic partnerships with top suppliers like DuPont and JSR for consistent raw material properties.
Precision Molding
Access to over 20,000 sets of high-precision molds to meet any complex geometry or size.
Application Versatility
Ideal for medical equipment, aviation, automotive, electronics, and food-contact applications.
Full Customization
Support for 2D/3D drawings with flexible OEM/ODM services and Pantone color matching.
Product Gallery
Management Platforms
Production Workshop
State-of-the-art molding facilities utilizing hot pressing and injection molding technology.
Trimming Workshop
Precise deburring and finishing processes to ensure smooth surfaces and perfect fitment.
Quality Laboratory
Rigorous testing for hardness, temperature resistance, and food-grade compliance.
Inventory Warehouse
Organized storage for standard sizes to ensure rapid dispatch and reduced lead times.
Mold Management
A database of 20,000+ high-precision molds for quick turnaround on repeat orders.
Logistics Network
Efficient shipping via DHL/TNT/EMS for small orders and Sea/Air for bulk shipments.
Investment Return Comparison
| Feature | Generic Rubber Seals | Our Custom Silicone Seals |
|---|---|---|
| Service Life | Short/Moderate | Extended Long-Term Durability |
| Quality Rate | Variable (85-95%) | Stable 100% Qualified Rate |
| Temp Range | Limited | -60°C to +300°C (Special Grade) |
| Customization | Standard Only | Full 2D/3D Drawing Support |
| Safety | Industrial Grade | FDA/Food Grade Compliant |
Frequently Asked Questions
Q: Are you a manufacturer or a trading company?
We are a direct manufacturer located in Shijiazhuang, Hebei, with our own factory, export license, and advanced production workshops.
Q: What materials can you provide for custom rubber parts?
We offer a wide range of materials including NBR, EPDM, Silicone, FKM, Neoprene (CR), NR, IIR, SBR, ACM, AEM, Fluorosilicone (FVMQ), FFKM, Liquid Silicone, and Sponge.
Q: Can you produce O-rings based on specific technical drawings?
Yes, we accept both 2D and 3D drawings for custom sizes and profiles to ensure the product meets your exact specifications.
Q: Do you provide free samples for testing?
Yes, we can provide samples free of charge; however, the customer is responsible for the shipping freight costs.
Q: What is the typical delivery time for non-stock items?
For items without existing molds, lead time is typically 7-15 days. If a mold exists but the item is out of stock, it takes 5-7 days.
Q: Are your silicone seals suitable for food-contact applications?
Yes, we specialize in food-grade silicone seals that are safe for thermos jars and food lids, meeting strict safety and quality standards.
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Shijiazhuang Beike Sealing Technology Co.,Ltd.
