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

Dow XIAMETER SH 745 U Silicone Rubber

Dow XIAMETER SH 745 U is a high-consistency silicone rubber (HCR) from Dow’s XIAMETER portfolio—offering excellent mechanical strength, thermal stability up to 200°C, and easy compression molding. It features low compression set, good electrical insulation, and consistent cure behavior across batch variations—ideal for automotive seals, medical devices, and industrial gaskets requiring FDA-compliant, platinum-cured silicone performance.
  • dow xiameter sh 745 u silicone rubber_f5468f37
  • dow xiameter sh 745 u silicone rubber_f5468f37

Features Of Dow XIAMETER SH 745 U Silicone Rubber

  1. High-consistency, two-part addition-cure silicone rubber with excellent processability in compression and transfer molding.

  2. Outstanding thermal stability and long-term performance across -60 °C to +200 °C operating range.

  3. Low compression set and superior mechanical resilience for demanding sealing and gasketing applications.

  4. Excellent electrical insulation properties and resistance to weathering, ozone, and UV exposure.

  5. Meets UL 94 V-0 flammability rating and complies with RoHS and REACH regulatory requirements.

Typical Applications Of Dow XIAMETER SH 745 U Silicone Rubber

  1. Automotive engine and transmission gaskets requiring high-temperature resilience.

  2. Industrial sealing components for pumps, valves, and fluid-handling systems.

  3. Electrical enclosures and insulating housings in power distribution equipment.

  4. Medical device housings and non-implantable components meeting ISO 10993 biocompatibility screening.

  5. Aerospace environmental seals where dimensional stability under thermal cycling is critical.

Specifications Of Dow XIAMETER SH 745 U Silicone Rubber

Chemical TypePlatinum-catalyzed addition-cure silicone elastomer
Product FormTwo-part liquid (Part A: base; Part B: catalyst)
AppearanceOpaque, viscous liquid (Part A); translucent liquid (Part B)
Primary ApplicationsHigh-performance gaskets, seals, and molded insulators
Key FeaturesLow compression set, excellent tear strength, fast cure profile
BenefitsReduced cycle times, consistent part quality, extended service life
Curing SystemHeat-activated platinum catalysis (typical cure: 150 °C for 5–10 min)
Regulatory ComplianceRoHS compliant; REACH registered; UL recognized (E51181)


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