Foam Silicone Rubber for Automotive
Product Overview
Silicone Foam Rubber is a two-component addition-curing liquid silicone that foams chemically when A and B parts are mixed. It cures into a soft, lightweight, eco-friendly foam with no thickness limits and simple handling. HONG YE SILICONE, an experienced RTV-2 silicone rubber and liquid silicone manufacturer, supplies consistent quality to buyers in 138+ countries.
Technical Specifications
- Type: Two-part, platinum-cured addition silicone
- Mix Ratio: 1:1 by weight
- Expansion: 2× standard, up to 7×
- Temperature: -65°C to +200°C
- Key Traits: Uniform cells, low shrinkage, high rebound, flame retardant
- Certifications: ISO9001, UL, CE
- Packaging: A 25/250/200 kg; B 20/25/200 kg per drum
Product Images and Videos
[Insert: A/B components | Foaming demo | Foam cross-section | Finished seals, cushions, lifecasting filler] [Insert video: Mixing → degassing → foaming → cured part test]
Product Features
- High Expansion — Up to 7× volume, lowering material cost per part.
- Uniform Foam — Stable cells, low shrinkage, reliable rebound.
- Soft & Light — No migration or shrinkage in service.
- Safe & Inert — Non-toxic, suits body silicone and skin-contact uses.
- Wide Temperature — Flexible from -65°C to 200°C.
- Easy Processing — 1:1 ratio, no thickness limits, automated-line friendly.
How to Use
- Stir A and B separately.
- Mix at 1:1 ratio for 2–3 minutes.
- Degas under vacuum, use promptly.
- Pour into mold; cure at room temperature or gentle heat.
Applications
Seals and gaskets, automotive cushions, insoles and mattress pads, bra inserts and maternity supports, robot and lifecasting filler — complementing mold making silicone and electronic potting compound systems.
Buyer Value: Lower cost, consistent quality, longer product life.
Certifications
ISO9001-certified plant; UL and CE certified for easier global market entry.
Customization
Adjustable hardness and expansion, custom colors, flame-retardant, food-grade and medical-grade grades available.
Production Process
Material inspection → precision batching → vacuum compounding → lab testing → sealed packaging → final inspection. 48 production lines, 23+ years of expertise.
FAQ
Q: Samples before bulk order?
A: Yes — pre-production samples always provided, final inspection before shipment.
Q: Pot life?
A: 20–60 minutes at room temperature; degas and dispense promptly.
Q: Food-grade version?
A: Yes, on request with your compliance requirement specified.
Q: Curing inhibitors?
A: Avoid sulfur, nitrogen, phosphorus, tin, lead, water, which can poison platinum curing.
Q: Thickness limits?
A: None — thin gaskets to thick cushions, same foam quality.
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