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

Dow XIAMETER RBB-2340-50 Silicone Rubber

Dow XIAMETER® RBB-2340-50 is a high-consistency silicone rubber (HCR) offering excellent mechanical strength thermal stability and compression set resistance. Designed for injection molding and extrusion it delivers consistent cure behavior low volatility and superior electrical insulation. Ideal for automotive medical and industrial sealing applications requiring long-term reliability and FDA-compliant processing.
  • dow xiameter rbb 2340 50 silicone rubber_28449656
  • dow xiameter rbb 2340 50 silicone rubber_28449656

Features Of Dow XIAMETER RBB-2340-50 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 electrical insulation properties across wide temperature and frequency ranges.

  4. Low volatility and minimal extractables, supporting ISO 10993-compliant medical device applications.

  5. Easy processing via extrusion, injection molding, or calendering without pre-curing.

Typical Applications Of Dow XIAMETER RBB-2340-50 Silicone Rubber

  1. Medical tubing and fluid-handling components for diagnostic and therapeutic devices.

  2. Automotive engine gaskets and under-hood sealing solutions.

  3. Industrial seals and diaphragms exposed to thermal cycling and chemical exposure.

  4. Consumer appliance components requiring food-contact compliance (FDA 21 CFR 177.2600).

  5. Electrical insulation sleeves and protective boots in power distribution systems.

Specifications Of Dow XIAMETER RBB-2340-50 Silicone Rubber

Chemical TypeHigh-consistency silicone rubber (HCR), platinum-cured
Product FormTwo-part compound (Part A + Part B), supplied as dough-like slabs
AppearanceOpaque off-white to light tan, uniform consistency
Primary ApplicationsExtruded and molded seals, tubing, gaskets, and medical components
Key FeaturesHeat resistance, low compression set, biocompatibility support, process flexibility
BenefitsReduced post-cure requirements, consistent dimensional stability, regulatory-ready formulation
Curing SystemPlatinum-based addition cure (no by-products)
Shelf Life12 months at ≤25 °C in original unopened packaging


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