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

Shin-Etsu KE-971T-U Silicone Rubber

Shin-Etsu KE-971T-U is a high-performance platinum-cured liquid silicone rubber (LSR) offering excellent flow, low viscosity, rapid cure, and superior thermal/mechanical stability—ideal for precision molding of medical devices, seals, and automotive components.
  • shin etsu ke 971t u silicone rubber_277b37a8
  • shin etsu ke 971t u silicone rubber_277b37a8

Features Of Shin-Etsu KE-971T-U Silicone Rubber

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

  2. Outstanding thermal stability—maintains mechanical integrity from –50 °C to +200 °C.

  3. Biocompatibility compliant with ISO 10993-5 and USP Class VI for medical-grade applications.

  4. Low compression set (<15% after 70 h at 175 °C), ensuring long-term sealing performance.

  5. Excellent flow characteristics and fast cure kinetics suitable for high-precision injection molding.

Typical Applications Of Shin-Etsu KE-971T-U Silicone Rubber

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

  2. Optically clear seals and gaskets in analytical instrumentation and lab-on-a-chip devices.

  3. Miniature molded parts for wearable health monitors and implantable sensor housings.

  4. Pharmaceutical stoppers and closures requiring extractables & leachables control.

Specifications Of Shin-Etsu KE-971T-U Silicone Rubber

Chemical TypePlatinum-cured Liquid Silicone Rubber (LSR)
Product FormTwo-component (A+B) viscous liquid system
AppearanceWater-white, transparent liquid
Shore A Hardness (Cured)60 ± 3
Tensile Strength (Cured)8.0 MPa (ASTM D412)
Elongation at Break (Cured)550% (ASTM D412)
Cure Temperature Range110–160 °C (time-dependent)
Primary ApplicationsMedical devices, diagnostics, pharmaceutical packaging, precision optics interfaces


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