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

Shin-Etsu KE-7511-U Silicone Rubber

Shin-Etsu KE-7511-U is a high-transparency, low-viscosity addition-cure liquid silicone rubber from Shin-Etsu’s KE-7500 series—ideal for precision molding, medical devices, and optical applications due to its excellent thermal stability, biocompatibility, and consistent cure performance.
  • shin etsu ke 7511 u silicone rubber_12180b98
  • shin etsu ke 7511 u silicone rubber_12180b98

Features Of Shin-Etsu KE-7511-U Silicone Rubber

  1. High-temperature resistance up to 200 °C continuous service

  2. Excellent electrical insulation properties with low dielectric loss

  3. Good flexibility and elongation at low temperatures down to –60 °C

  4. Platinum-catalyzed, addition-cure chemistry for precise control and minimal by-products

  5. Low compression set for long-term sealing performance in dynamic applications

Typical Applications Of Shin-Etsu KE-7511-U Silicone Rubber

  1. High-reliability gaskets and seals for automotive powertrain components

  2. Insulating encapsulants for high-voltage electronics and EV battery modules

  3. Medical device housings requiring biocompatibility (ISO 10993 tested)

  4. Industrial sensors and actuators operating in wide thermal ranges

  5. Aerospace-grade potting compounds for avionics protection

Specifications Of Shin-Etsu KE-7511-U Silicone Rubber

Chemical TypePlatinum-catalyzed addition-cure silicone rubber
Product FormTwo-part liquid system (Part A: base polymer, Part B: catalyst)
AppearanceTranslucent, viscous liquid (Part A); colorless to pale yellow liquid (Part B)
Shore A Hardness (ASTM D2240)50 ± 3
Tensile Strength (ASTM D412)8.5 MPa min
Elongation at Break (ASTM D412)450% min
Volume Resistivity (ASTM D257)1.0 × 10¹⁵ Ω·cm
UL RecognitionUL 94 V-0 (after full cure)


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