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

Dow DOWSIL SE 9168 Silicone Rubber

Dow DOWSIL SE 9168 Silicone Rubber is a high-strength, fast-curing two-part addition-cure liquid silicone rubber designed for precision molding of medical devices and infant care products. It offers excellent biocompatibility per ISO 10993, low compression set, and outstanding tear resistance. Ideal for injection molding and overmolding applications requiring regulatory compliance and dimensional stability.
  • dow dowsil se 9168 silicone rubber_f7bc3ea7
  • dow dowsil se 9168 silicone rubber_f7bc3ea7

Features Of Dow DOWSIL SE 9168 Silicone Rubber

  1. High-performance, two-part addition-cure liquid silicone rubber (LSR) with excellent flow and low viscosity for precise mold filling.

  2. Fast cure at elevated temperatures, enabling high productivity in automated injection molding processes.

  3. Outstanding thermal stability and long-term compression set resistance over a wide service temperature range (–55 °C to +200 °C).

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

  5. Low extractables and excellent electrical insulation properties, ideal for sensitive electronic encapsulation.

Typical Applications Of Dow DOWSIL SE 9168 Silicone Rubber

  1. Medical-grade seals and gaskets for diagnostic equipment and drug delivery devices.

  2. Encapsulants and protective coatings for automotive sensors and power electronics.

  3. Soft-touch overmolding on thermoplastic housings for consumer healthcare and wearable devices.

  4. Fluid-handling components requiring chemical resistance and sterilization compatibility (e.g., steam, EtO, gamma).

  5. Custom molded parts for aerospace instrumentation where dimensional stability under thermal cycling is critical.

Specifications Of Dow DOWSIL SE 9168 Silicone Rubber

Chemical TypePlatinum-catalyzed addition-cure silicone elastomer
Product FormTwo-component liquid (Part A: base; Part B: catalyst)
AppearanceTranslucent, low-viscosity liquid (Part A); colorless to pale yellow liquid (Part B)
Primary ApplicationsMedical devices, automotive sensors, consumer electronics, aerospace components
Key FeaturesLow compression set, fast cycle time, excellent adhesion to thermoplastics and metals
BenefitsReduced manufacturing cost through high-speed molding; regulatory-ready for global markets
Cure SystemHeat-activated addition cure (typical: 150 °C for 60–120 seconds)
Shelf Life12 months unopened at 25 °C; store below 30 °C, avoid freezing


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