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

Dow XIAMETER SE 1186 U Silicone Rubber

Dow XIAMETER SE 1186 U Silicone Rubber is a high-consistency, platinum-cured elastomer offering excellent mechanical strength, thermal stability up to 200°C, and low compression set. Ideal for extrusion and compression molding, it delivers consistent cure performance, superior electrical insulation, and biocompatibility per ISO 10993. Widely used in automotive, medical, and industrial sealing applications.
  • dow xiameter se 1186 u silicone rubber_bc615ec9
  • dow xiameter se 1186 u silicone rubber_bc615ec9

Features Of Dow XIAMETER SE 1186 U Silicone Rubber

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

  2. Outstanding resistance to compression set, maintaining seal integrity over extended service life.

  3. Good processability in high-speed injection molding and transfer molding operations.

  4. Meets ISO 10993-5 cytotoxicity requirements for biocompatibility-relevant uses.

  5. Consistent batch-to-batch performance with tight viscosity and hardness control.

Typical Applications Of Dow XIAMETER SE 1186 U Silicone Rubber

  1. Medical device components including respiratory masks, tubing connectors, and drug delivery seals.

  2. Automotive under-hood gaskets and sensor encapsulants requiring thermal stability.

  3. Consumer electronics housings and protective seals exposed to environmental stressors.

  4. Industrial fluid-handling seals for pumps, valves, and filtration systems.

  5. Appliance door gaskets and thermal interface pads in white goods.

Specifications Of Dow XIAMETER SE 1186 U Silicone Rubber

Chemical TypePlatinum-cured high-consistency silicone rubber (HCR)
Product FormUncured gum stock, supplied in standard slabs or rolls
AppearancePale amber, uniform elastomeric sheet with smooth surface
Shore A Hardness (Cured, 7 days @ 23°C)60 ± 3
Tensile Strength (Cured)≥ 7.0 MPa
Elongation at Break (Cured)≥ 450 %
Compression Set (22 h @ 175°C, ASTM D395 B)≤ 25 %
Primary ApplicationsHigh-performance sealing, medical components, automotive & industrial elastomer parts


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