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

Dow DOWSIL 210S Silicone Rubber

Dow DOWSIL 210S Silicone Rubber is a high-strength, two-part addition-cure liquid silicone rubber offering excellent thermal stability, low compression set, and outstanding flow for precision molding of medical devices, seals, and gaskets. It complies with ISO 10993 and USP Class VI standards.
  • dow dowsil 210s silicone rubber_b145ed1b
  • dow dowsil 210s silicone rubber_b145ed1b

Features Of Dow DOWSIL 210S Silicone Rubber

  1. High-temperature resistance up to 200 °C for extended service life in demanding thermal environments.

  2. Excellent electrical insulation properties with low dielectric loss and high volume resistivity.

  3. Outstanding flexibility and elasticity retention after prolonged thermal aging or UV exposure.

  4. Good adhesion to common substrates including metals, glass, and engineered plastics without primers.

  5. Low compression set for reliable sealing performance under continuous mechanical stress.

Typical Applications Of Dow DOWSIL 210S Silicone Rubber

  1. Electrical insulation and potting of transformers, reactors, and high-voltage connectors.

  2. Sealing and gasketing in automotive powertrain and battery thermal management systems.

  3. Protective encapsulation of sensors and electronic control units (ECUs) in industrial equipment.

  4. Thermal interface materials for LED lighting housings and power electronics cooling assemblies.

Specifications Of Dow DOWSIL 210S Silicone Rubber

Chemical TypeHigh-consistency silicone rubber (HCR), platinum-cured
Product FormUncured solid compound, supplied as sheets or slabs
AppearanceOpaque, uniform elastomeric sheet with smooth surface
Primary ApplicationsElectrical insulation, thermal management, sealing, and protective encapsulation
Key FeaturesHigh thermal stability, excellent electrical insulation, low compression set, good substrate adhesion
BenefitsExtended service life in elevated temperatures, reliable long-term performance, simplified processing vs. liquid silicones
Curing SystemPt-catalyzed addition cure (no by-products)
Shelf Life12 months at ≤25 °C in original unopened packaging


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