High-Temperature Silicone Rubber Extrusion Seals for Industrial Applications
These silicone rubber extrusion seals offer exceptional thermal stability, withstanding temperatures from -60°C to +250°C without hardening or cracking. They are suitable for applications requiring high purity, such as food processing, medical devices, and EV battery sealing. The material is available in FDA-compliant grades.
Key Selling Points
- Wide Temperature Range: Performs reliably from -60°C to +250°C, perfect for extreme thermal environments.
- FDA Compliant Options: Available in FDA-approved silicone for food contact and medical applications.
- Excellent Weatherability: UV, ozone, and moisture resistant, ensuring long outdoor service life.
- Customizable: Hardness (Shore A), length, and color (Pantone/RAL) can be tailored.
- PPAP Certified: Our manufacturing processes are PPAP certified for automotive and industrial quality.
Technical Specifications
| Property | Value |
|---|
| Material | Silicone (VMQ) |
| Hardness (Shore A) | As required (e.g., 30-80 Shore A) |
| Temperature Range | -60°C to +250°C |
| Tolerance | Industry standard |
| Length | As required |
| Color | Custom per Pantone or RAL |
| Certifications | FDA (on request), PPAP |
Models and Options
Base model LG-RX-SIL. Available in solid, sponge, and co-extrusion variants. Custom cross-sections accepted.
Materials and Structure
Constructed from high-purity silicone rubber, known for its flexibility and resistance to high and low temperatures. The extrusion process delivers consistent profiles. Options include closed-cell sponge for compressible sealing.
Applications
- EV battery pack sealing
- Medical device gaskets
- Food processing equipment seals
- Aerospace and aviation sealing
- Laboratory and analytical instrument seals
Customization
We design custom dies for unique profiles. Adhesive backing, color matching, and FDA compliance can be added. MOQ is flexible.
FAQ
1. Can silicone seals be used in contact with food?
Yes, our FDA-compliant silicone seals are safe for direct food contact and meet relevant regulations.
2. What is the maximum continuous temperature?
Silicone can withstand continuous temperatures up to 250°C, and short peaks up to 300°C.
3. Do you provide sponge silicone seals?
Yes, we offer sponge silicone rubber extrusion seals for applications requiring low compression force.
4. How do you ensure precision tolerances?
Our extrusion lines are equipped with in-line measurement systems, and we perform dimensional inspection before shipment.
5. Can you match a specific Pantone color?
Yes, we can color-match to Pantone or RAL codes. Please provide the color code.
6. What is the lead time for custom extrusions?
Typical lead time is 2-4 weeks depending on die fabrication and order quantity.
7. Do you have stock sizes available?
We mainly produce custom profiles, but we may have standard shapes. Please inquire.
Inquiry Information
Contact us for technical consultation and pricing: sales@lingorp.com or WhatsApp +86 18358136245. We respond within 24 hours.
Image: Silicone rubber extrusion tubes (id=19)
