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

Dow XIAMETER RBB-2880-70 Silicone Rubber

Dow XIAMETER® RBB-2880-70 is a high-consistency silicone rubber (HCR) offering excellent mechanical strength thermal stability and compression set resistance ideal for automotive medical and industrial molding applications featuring fast vulcanization and consistent batch-to-batch performance across global production facilities.
  • dow xiameter rbb 2880 70 silicone rubber_5d0a0640
  • dow xiameter rbb 2880 70 silicone rubber_5d0a0640

Features Of Dow XIAMETER RBB-2880-70 Silicone Rubber

  1. High-temperature stability with continuous service capability up to 200 °C.

  2. Excellent compression set resistance for long-term sealing performance.

  3. Good processability in liquid injection molding (LIM) and transfer molding operations.

  4. Low volatility and low extractables, supporting compliance with medical and food-contact standards.

  5. Consistent batch-to-batch rheological behavior for reliable production control.

Typical Applications Of Dow XIAMETER RBB-2880-70 Silicone Rubber

  1. Automotive under-hood gaskets and vibration-damping components.

  2. Medical device housings and fluid-handling seals requiring biocompatibility.

  3. Consumer electronics enclosures and interface pads requiring thermal resilience.

  4. Industrial appliance seals exposed to repeated thermal cycling.

  5. Food processing equipment gaskets compliant with FDA 21 CFR §177.2600.

Specifications Of Dow XIAMETER RBB-2880-70 Silicone Rubber

Chemical TypePlatinum-cured liquid silicone rubber (LSR)
Product FormTwo-part liquid system (Part A + Part B)
AppearanceTranslucent, low-viscosity liquid
Primary ApplicationsSealing, gasketing, and encapsulation in demanding thermal environments
Key FeaturesThermal stability, low compression set, LIM-compatible
BenefitsReduced part warpage, extended service life, high dimensional accuracy
Curing SystemPt-catalyzed addition cure
Shelf Life12 months at ≤25 °C (unopened, original packaging)


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