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

Shin-Etsu X-34-4015-A/B Silicone Rubber

Shin-Etsu X-34-4015-A/B is a two-part addition-cure liquid silicone rubber offering excellent flow, low viscosity, and high thermal stability. It cures rapidly at room or elevated temperatures with precise A:B ratio mixing. Ideal for precision molding, encapsulation, and medical device fabrication due to biocompatibility and UL94 V-0 flammability rating.
  • shin etsu x 34 4015 a b silicone rubber_f1a5977e
  • shin etsu x 34 4015 a b silicone rubber_f1a5977e

Features Of Shin-Etsu X-34-4015-A/B Silicone Rubber

  1. Two-part, platinum-catalyzed addition-cure silicone rubber system offering excellent processability and low shrinkage.

  2. High thermal stability with continuous service temperature range from –60 °C to +200 °C.

  3. Outstanding electrical insulation properties and low dielectric loss across wide frequency and temperature ranges.

  4. Excellent resistance to ozone, UV radiation, and weathering without requiring additional stabilizers.

  5. Low compression set and superior resilience for long-term sealing and gasketing performance.

Typical Applications Of Shin-Etsu X-34-4015-A/B Silicone Rubber

  1. High-reliability encapsulation of power electronics and LED modules.

  2. Sealing and potting of automotive sensors and EV battery management components.

  3. Medical device housings and non-implantable components requiring biocompatibility (ISO 10993 tested).

  4. Industrial automation enclosures exposed to harsh environmental conditions.

Specifications Of Shin-Etsu X-34-4015-A/B Silicone Rubber

Chemical TypePlatinum-catalyzed addition-cure silicone elastomer
Product FormTwo-component liquid system (Part A & Part B)
AppearancePart A: Transparent to light amber viscous liquid; Part B: Transparent to light amber viscous liquid
Mixing Ratio (A:B)1:1 by weight
Cure Condition150 °C × 5 minutes or room temperature cure with extended time
Hardness (Shore A)40 ± 3
Tensile Strength≥ 6.0 MPa
Elongation at Break≥ 350 %


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