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

Dow SILASTIC RTV-3-8001 Silicone Rubber

Dow SILASTIC RTV-3-8001 is a platinum-cured, two-part liquid silicone rubber from Dow’s SILASTIC RTV-3 series, offering excellent flow, low viscosity, rapid room-temperature cure, and outstanding biocompatibility—ideal for medical device encapsulation, soft-touch overmolding, and precision molding applications.
  • dow silastic rtv 3 8001 silicone rubber_b87b5a0a
  • dow silastic rtv 3 8001 silicone rubber_b87b5a0a

Features Of Dow SILASTIC RTV-3-8001 Silicone Rubber

  1. Two-part, platinum-catalyzed addition-cure silicone rubber system offering excellent dimensional stability and low compression set.

  2. Ultra-low viscosity before cure enables easy degassing and precise filling of intricate molds or encapsulation cavities.

  3. Exceptional thermal stability with continuous service capability from –65 °C to +200 °C.

  4. UL 94 V-0 rated for flame resistance, supporting compliance in demanding electronic and transportation applications.

  5. Low outgassing and minimal ionic contamination — suitable for aerospace, medical device, and high-reliability electronics assembly.

Typical Applications Of Dow SILASTIC RTV-3-8001 Silicone Rubber

  1. Encapsulation and potting of sensitive electronic components including sensors, LED modules, and power converters.

  2. Molded gaskets and seals for automotive powertrain and battery management systems.

  3. Soft-touch overmolding on medical device housings requiring biocompatibility and sterilization resistance.

  4. Prototyping and low-volume production of precision elastomeric parts via vacuum casting or injection molding.

  5. Thermal interface materials (TIM) and vibration-damping pads in 5G infrastructure equipment.

Specifications Of Dow SILASTIC RTV-3-8001 Silicone Rubber

Chemical TypePlatinum-catalyzed addition-cure silicone rubber
Product FormTwo-component liquid (Part A: base; Part B: catalyst)
Appearance (Uncured)Translucent, low-viscosity liquid
Mix Ratio (A:B by weight)10:1
Cure ConditionsRoom temperature (7 days) or accelerated at 60 °C (2–4 hours)
Shore A Hardness (Cured)30 ± 3
Tensile Strength (Cured)5.0 MPa typical
Primary ApplicationsEncapsulation, potting, soft gasketing, and precision molding


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