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High-consistency, heat-curable silicone rubber with excellent processability in compression and transfer molding.
Outstanding thermal stability and long-term aging resistance up to 200 °C.
Low compression set for reliable sealing performance across wide temperature ranges.
Good electrical insulation properties and UL 94 HB flame retardancy (as compounded).
Consistent batch-to-batch quality and optimized filler dispersion for uniform mechanical performance.
Automotive gaskets and seals for under-hood components.
Industrial fluid-handling seals exposed to oils, coolants, and steam.
Electrical insulators and encapsulation parts for power electronics.
Food-grade and pharmaceutical-grade molded components (when compounded to meet FDA 21 CFR §177.2600).
Medical device components requiring biocompatibility (ISO 10993-compliant when formulated appropriately).
| Chemical Type | High-consistency methyl vinyl silicone rubber (HCR) |
| Product Form | Uncured gum stock in roll or slab form |
| Appearance | Opaque, light off-white to pale beige elastomeric sheet |
| Hardness (Shore A, ASTM D2240) | 70 ± 3 |
| Tensile Strength (ASTM D412) | ≥ 8.0 MPa |
| Elongation at Break (ASTM D412) | ≥ 350 % |
| Compression Set (22 h @ 200 °C, ASTM D395 Method B) | ≤ 35 % |
| Cure System | Peroxide-curable (requires post-cure for optimal properties) |
Contact With Us:
E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
