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

Shin-Etsu X-34-1834-A/B Silicone Rubber

Shin-Etsu X-34-1834-A/B is a two-part addition-cure liquid silicone rubber offering excellent flow, low viscosity, and high thermal stability. Ideal for precision molding of medical devices and electronics, it delivers superior biocompatibility, minimal shrinkage, and consistent Shore A 18 hardness after curing. Trusted globally for reliability and reproducibility in demanding applications.
  • shin etsu x 34 1834 a b silicone rubber_38d7beb3
  • shin etsu x 34 1834 a b silicone rubber_38d7beb3

Features Of Shin-Etsu X-34-1834-A/B Silicone Rubber

  1. Two-part, platinum-catalyzed addition-cure liquid silicone rubber system offering excellent processability and low viscosity before curing.

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

  3. Delivers high tear strength and elongation, ensuring durability in dynamic sealing and vibration-damping applications.

  4. Meets UL 94 V-0 flammability rating after curing, supporting safety-critical electrical insulation requirements.

  5. Low compression set and excellent resistance to aging, ozone, and UV exposure for long-term reliability.

Typical Applications Of Shin-Etsu X-34-1834-A/B Silicone Rubber

  1. Automotive: Engine compartment gaskets, sensor encapsulants, and under-hood vibration dampers.

  2. Electronics: Potting compounds for power modules, LED encapsulation, and high-voltage insulators.

  3. Industrial: Seals and diaphragms for pneumatic/hydraulic systems operating under extreme temperatures.

  4. Medical devices: Non-implantable components requiring biocompatibility per ISO 10993-5 (cytotoxicity tested).

  5. Renewable energy: Encapsulants and seals for solar inverters and wind turbine control electronics.

Specifications Of Shin-Etsu X-34-1834-A/B Silicone Rubber

Chemical TypePlatinum-catalyzed addition-cure liquid silicone rubber
Product FormTwo-component (A+B) liquid system
Appearance (Part A)Colorless to pale yellow transparent liquid
Appearance (Part B)Colorless to pale yellow transparent liquid
Base PolymerDimethylvinylsiloxy-terminated polydimethylsiloxane
Curing MechanismHydrosilylation (Si–H + vinyl reaction)
Shelf Life (unopened, 25 °C)12 months
Primary ApplicationsHigh-reliability encapsulation, sealing, and potting


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