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

Dow XIAMETER SH 747 U Silicone Rubber

Dow XIAMETER SH 747 U is a high-consistency silicone rubber (HCR) from Dow’s XIAMETER portfolio—offering excellent mechanical strength, thermal stability, and easy processability via compression or injection molding. Ideal for automotive seals, medical devices, and industrial gaskets requiring FDA-compliant, platinum-cured performance.
  • dow xiameter sh 747 u silicone rubber_cca52d3a
  • dow xiameter sh 747 u silicone rubber_cca52d3a

Features Of Dow XIAMETER SH 747 U Silicone Rubber

  1. High-consistency, two-part addition-cure liquid silicone rubber (LSR) with excellent processability in injection molding.

  2. Outstanding thermal stability and long-term aging resistance across a wide temperature range (–50 °C to +200 °C).

  3. Low compression set and superior mechanical properties, including high tear strength and elongation at break.

  4. Biocompatibility compliant with ISO 10993-5 and USP Class VI for medical-grade applications.

  5. Excellent electrical insulation properties and consistent dielectric performance under humid and elevated temperature conditions.

Typical Applications Of Dow XIAMETER SH 747 U Silicone Rubber

  1. Medical device components such as seals, gaskets, tubing connectors, and wearable sensor housings.

  2. Automotive fluid-handling parts including turbocharger hoses, coolant expansion tanks, and EV battery module seals.

  3. Consumer electronics enclosures, button pads, and waterproofing gaskets for wearables and portable devices.

  4. Industrial sealing solutions for food-contact equipment and pharmaceutical processing systems.

  5. Custom molded parts requiring precise dimensional stability, fine surface finish, and high repeatability in high-volume production.

Specifications Of Dow XIAMETER SH 747 U Silicone Rubber

Chemical TypePlatinum-catalyzed addition-cure liquid silicone rubber
Product FormTwo-component (Part A + Part B), pumpable liquid
AppearanceTranslucent to opaque viscous liquid (color varies by formulation)
Primary ApplicationsInjection-molded medical, automotive, and industrial elastomeric parts
Key FeaturesHigh consistency, low viscosity variation, excellent flow control
BenefitsReduced cycle time, minimal flash, high part-to-part consistency
Curing SystemHeat-activated platinum-catalyzed addition reaction
Shelf Life12 months at ≤25 °C (unopened, original packaging)


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