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

Dow SILASTIC 9204-30 LSR Silicone Rubber

Dow SILASTIC 9204-30 LSR Silicone Rubber is a platinum-cured liquid silicone rubber offering excellent flow, low viscosity, and rapid cure—ideal for precision medical and automotive molding. It delivers high biocompatibility, thermal stability, and consistent mechanical properties post-cure, meeting ISO 10993 and USP Class VI standards.
  • dow silastic 9204 30 lsr silicone rubber_5f25e814
  • dow silastic 9204 30 lsr silicone rubber_5f25e814

Features Of Dow SILASTIC 9204-30 LSR Silicone Rubber

  1. Platinum-catalyzed liquid silicone rubber offering excellent thermal stability and long-term aging resistance.

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

  3. High biocompatibility, compliant with USP Class VI and ISO 10993-5/-10 testing standards.

  4. Optimized rheology for precise, high-fidelity molding of thin-walled and complex geometries.

  5. Ready-to-use two-part formulation with consistent A:B mix ratio (1:1 by weight) and extended pot life.

Typical Applications Of Dow SILASTIC 9204-30 LSR Silicone Rubber

  1. Medical device components including seals, gaskets, and wearable sensor housings.

  2. Pharmaceutical packaging closures and elastomeric parts for drug delivery systems.

  3. Food-contact approved seals and gaskets for processing equipment and dispensing systems.

  4. Consumer healthcare products such as respiratory masks, nebulizer parts, and infant care components.

  5. Electronics encapsulation and protective grommets requiring electrical insulation and environmental resilience.

Specifications Of Dow SILASTIC 9204-30 LSR Silicone Rubber

Chemical TypePlatinum-cured Liquid Silicone Rubber (LSR)
Product FormTwo-component liquid (Part A & Part B)
AppearanceTranslucent to milky white viscous liquid
Primary ApplicationsMedical, pharmaceutical, food-contact, and consumer healthcare devices
Key FeaturesBiocompatible, low compression set, thermal stability up to 200°C
BenefitsConsistent cure profile, excellent flow for intricate molds, minimal post-cure requirement
Curing MethodHeat-cured via platinum catalysis (typical cure: 150°C for 5–10 min)
Regulatory ComplianceUSP Class VI, ISO 10993-5/-10, FDA 21 CFR 177.2600 (food contact)


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