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

Dow XIAMETER RBB-2200-55 Silicone Rubber

Dow XIAMETER RBB-2200-55 is a high-performance liquid silicone rubber (LSR) from Dow’s XIAMETER portfolio, offering excellent flow, low viscosity, rapid cure, and superior thermal stability for precision injection molding of medical, automotive, and consumer parts.
  • dow xiameter rbb 2200 55 silicone rubber_2419a443
  • dow xiameter rbb 2200 55 silicone rubber_2419a443

Features Of Dow XIAMETER RBB-2200-55 Silicone Rubber

  1. High tear strength and excellent elongation for demanding dynamic sealing applications.

  2. Outstanding compression set resistance at elevated temperatures up to 175 °C.

  3. Good processability on standard rubber mixing and extrusion equipment.

  4. Meets UL 94 HB flame retardancy requirements without halogenated additives.

  5. Consistent batch-to-batch performance enabled by Dow’s proprietary high-purity polymer synthesis.

Typical Applications Of Dow XIAMETER RBB-2200-55 Silicone Rubber

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

  2. Industrial fluid-handling seals exposed to oils, coolants, and ozone.

  3. Medical device components requiring biocompatibility support (ISO 10993 testing available upon request).

  4. Electrical insulation sleeves and cable jacketing for energy infrastructure.

  5. Consumer appliance seals requiring long-term thermal and mechanical stability.

Specifications Of Dow XIAMETER RBB-2200-55 Silicone Rubber

Chemical TypeHigh-consistency silicone rubber (HCR), methylvinylsiloxane-based
Product FormUncured compound in roll or slab form; supplied with platinum-cure catalyst system
AppearancePale amber, uniform elastomeric sheet with smooth surface
Hardness (Shore A, ASTM D2240)55 ± 3
Tensile Strength (ASTM D412)≥ 7.0 MPa
Elongation at Break (ASTM D412)≥ 450 %
Compression Set (22 h @ 175 °C, ASTM D395 Method B)≤ 35 %
Key FeaturesPlatinum-curable, low volatility, non-staining, RoHS-compliant


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