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

Shin-Etsu KE-9590-U Silicone Rubber

Shin-Etsu KE-9590-U is a high-performance addition-cure liquid silicone rubber (LSR) offering excellent flow, low viscosity, rapid curing, and superior thermal stability. Ideal for precision molding of medical devices, automotive seals, and electronics encapsulation, it delivers consistent replication, low compression set, and biocompatibility per ISO 10993.
  • shin etsu ke 9590 u silicone rubber_0e623303
  • shin etsu ke 9590 u silicone rubber_0e623303

Features Of Shin-Etsu KE-9590-U Silicone Rubber

  1. High-temperature resistance up to 200 °C continuous service with excellent thermal stability.

  2. Ultra-low compression set for long-term sealing performance under sustained mechanical stress.

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

  4. Excellent resistance to ozone, UV radiation, and weathering without protective coatings.

  5. Platinum-catalyzed, addition-cure system enabling precise control of cure kinetics and minimal by-products.

Typical Applications Of Shin-Etsu KE-9590-U Silicone Rubber

  1. High-reliability gaskets and seals in automotive powertrain and EV battery enclosures.

  2. Insulating components for high-voltage power electronics and renewable energy inverters.

  3. Sealing elements in industrial sensors and instrumentation exposed to harsh environmental conditions.

  4. Thermal interface materials (TIM) for heat dissipation in LED lighting and semiconductor packaging.

  5. Medical device housings requiring biocompatibility-compliant silicone elastomers (ISO 10993 tested).

Specifications Of Shin-Etsu KE-9590-U Silicone Rubber

Chemical TypePlatinum-catalyzed addition-cure liquid silicone rubber (LSR)
Product FormTwo-component liquid system (Part A + Part B)
AppearanceTransparent to translucent viscous liquid
Shore A Hardness (Cured, 7 days @ 25 °C)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 (flame retardant grade)


Get in Touch with ERICW
Let competitive chemical materials go global.

Your Name *

Your Email *

Your Phone

Country

Your Message *