Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Dow XIAMETER RBB-2004-80 Silicone Rubber

Dow XIAMETER® RBB-2004-80 is a high-consistency, platinum-cured silicone rubber offering excellent mechanical strength, thermal stability up to 200°C, and low compression set. Designed for extrusion and compression molding, it delivers consistent flow, rapid cure, and superior electrical insulation—ideal for automotive seals, industrial gaskets, and medical tubing components.
  • dow xiameter rbb 2004 80 silicone rubber_7f008b73
  • dow xiameter rbb 2004 80 silicone rubber_7f008b73

Features Of Dow XIAMETER RBB-2004-80 Silicone Rubber

  1. High consistency and excellent extrudability for smooth, continuous processing.

  2. Outstanding thermal stability with long-term performance across –60 °C to +200 °C.

  3. Low compression set for reliable sealing and resilience after prolonged deformation.

  4. Good electrical insulation properties suitable for demanding electronic encapsulation.

  5. Platinum-catalyzed cure system enabling fast, precise, and reproducible vulcanization.

Typical Applications Of Dow XIAMETER RBB-2004-80 Silicone Rubber

  1. Automotive gaskets and dynamic seals requiring high temperature resistance.

  2. Medical device components compliant with ISO 10993 biocompatibility guidelines.

  3. Electrical and electronic encapsulants for power modules and sensor housings.

  4. Industrial extruded profiles for HVAC, food-grade tubing, and appliance seals.

  5. Consumer electronics protective gaskets and vibration-damping elements.

Specifications Of Dow XIAMETER RBB-2004-80 Silicone Rubber

Chemical TypePlatinum-cured high-consistency silicone rubber (HCR)
Product FormTwo-part compound (Part A + Part B), supplied as dough-like blocks
AppearanceOpaque, off-white to light tan, uniform elastomeric mass
Primary ApplicationsExtrusion, compression molding, and transfer molding
Key FeaturesHigh green strength, low volatility, minimal post-cure shrinkage
BenefitsReduced scrap rates, consistent part geometry, excellent surface finish
Curing SystemPt-catalyzed hydrosilylation (inhibitor-modulated for extended pot life)
Storage Stability12 months at ≤25 °C in original unopened packaging


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