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

Dow DOWSIL SZ-1328 E Fluid Silicone Elastomer

Dow DOWSIL SZ-1328 E Fluid Silicone Elastomer is a high-performance, addition-cure liquid silicone rubber from Dow’s DOWSIL™ portfolio—offering excellent flow, low viscosity, and rapid cure at room temperature. Ideal for precision molding, encapsulation, and soft-touch coatings, it delivers superior biocompatibility, thermal stability, and mechanical resilience across demanding industrial and medical applications.
  • dow dowsil sz 1328 e fluid silicone elastomer_c76b16be
  • dow dowsil sz 1328 e fluid silicone elastomer_c76b16be

Features Of Dow DOWSIL SZ-1328 E Fluid Silicone Elastomer

  1. Highly flexible, low-viscosity fluid silicone elastomer enabling easy processing via mixing, dispensing, or casting.

  2. Excellent thermal stability with continuous service capability from –60 °C to 200 °C.

  3. Fast room-temperature cure (RTV) without requiring heat or humidity—ideal for rapid prototyping and low-energy manufacturing.

  4. Outstanding electrical insulation properties and dielectric strength for electronic encapsulation and protection.

  5. Low compression set and high resilience after repeated mechanical stress, ensuring long-term sealing integrity.

Typical Applications Of Dow DOWSIL SZ-1328 E Fluid Silicone Elastomer

  1. Encapsulation and potting of sensitive electronics, including sensors, PCBs, and power modules.

  2. Soft-touch overmolding for consumer device housings and automotive interior components.

  3. Sealing and gasketing in medical devices requiring biocompatibility and sterilization resistance.

  4. Flexible thermal interface materials (TIMs) for heat dissipation in LED lighting and power electronics.

  5. Custom molded parts for wearable technology where skin contact compatibility and flexibility are critical.

Specifications Of Dow DOWSIL SZ-1328 E Fluid Silicone Elastomer

Chemical TypePlatinum-cured addition-cure liquid silicone rubber (LSR)
Product FormTwo-part liquid system (Part A + Part B)
AppearanceClear, low-viscosity fluid (Part A); translucent catalyst fluid (Part B)
Primary ApplicationsEncapsulation, soft overmolding, sealing, thermal management
Key FeaturesRTV cure, excellent flowability, low shrinkage, high elongation
BenefitsReduced cycle time, no by-products, consistent mechanical performance
Cure SystemPlatinum-based addition reaction
Shelf Life (unopened, 25 °C)12 months


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