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

Shin-Etsu KE-5612G-U Silicone Rubber

Shin-Etsu KE-5612G-U is a high-performance addition-cure liquid silicone rubber from Shin-Etsu’s KE-5600 series, featuring excellent thermal stability, low compression set, and precise dimensional control for precision molding in medical and automotive applications.
  • shin etsu ke 5612g u silicone rubber_ecd21cea
  • shin etsu ke 5612g u silicone rubber_ecd21cea

Features Of Shin-Etsu KE-5612G-U Silicone Rubber

  1. High-transparency, platinum-cured liquid silicone rubber (LSR) with excellent optical clarity and low haze.

  2. Outstanding thermal stability and long-term aging resistance up to 180°C continuous use.

  3. Low compression set and superior elasticity for reliable sealing and gasketing performance.

  4. Biocompatibility compliant with ISO 10993-5 and USP Class VI requirements.

  5. Excellent flow characteristics and fast, consistent cure profile suitable for high-volume injection molding.

Typical Applications Of Shin-Etsu KE-5612G-U Silicone Rubber

  1. Medical-grade tubing and fluid-handling components for diagnostic and drug delivery systems.

  2. Optically clear seals and gaskets in LED lighting and display enclosures.

  3. Soft-touch overmolding on precision electronic housings and wearable device interfaces.

  4. Pharmaceutical stoppers and closures requiring extractables control and sterilization compatibility.

  5. Automotive sensor encapsulation and under-hood sealing components exposed to thermal cycling.

Specifications Of Shin-Etsu KE-5612G-U Silicone Rubber

Chemical TypePlatinum-cured addition-cure liquid silicone rubber
Product FormTwo-component (Part A + Part B), viscous liquid
AppearanceColorless, transparent liquid
Shore A Hardness (Cured)50 ± 3
Tensile Strength (Cured)8.0 MPa min
Elongation at Break (Cured)450% min
Viscosity (Part A, 25°C)45,000 – 55,000 mPa·s
Cure SystemHeat-activated, 150°C × 5 min typical cycle


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