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

Shin-Etsu X-30-3552-U Silicone Rubber

Shin-Etsu X-30-3552-U is a high-performance liquid silicone rubber (LSR) from Shin-Etsu’s X-30 series, offering excellent thermal stability, low compression set, and rapid room-temperature vulcanization. Ideal for precision molding of medical devices, automotive seals, and consumer electronics components due to its superior flow, biocompatibility, and consistent cure profile.
  • shin etsu x 30 3552 u silicone rubber_0fd08463
  • shin etsu x 30 3552 u silicone rubber_0fd08463

Features Of Shin-Etsu X-30-3552-U Silicone Rubber

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

  2. Outstanding electrical insulation properties over a wide temperature and frequency range.

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

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

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

Typical Applications Of Shin-Etsu X-30-3552-U Silicone Rubber

  1. Aerospace-grade gaskets and seals for engine compartments and avionics enclosures.

  2. High-reliability electrical insulation components in power transmission and renewable energy systems.

  3. Medical device housings and connectors requiring biocompatibility support (ISO 10993-compliant formulation).

  4. Automotive under-hood sensors, ignition components, and EV battery module sealing.

  5. Industrial automation elastomeric parts exposed to thermal cycling and chemical exposure.

Specifications Of Shin-Etsu X-30-3552-U Silicone Rubber

Chemical TypePlatinum-catalyzed addition-cure liquid silicone rubber (LSR)
Product FormTwo-part liquid system (Part A + Part B)
AppearanceTranslucent, low-viscosity liquid (Part A); translucent liquid catalyst (Part B)
Shore A Hardness (Cured)35 ± 2
Tensile Strength (ASTM D412)8.5 MPa min
Elongation at Break (ASTM D412)450% min
Density (ASTM D792)1.12 g/cm³
Cure Temperature Range110–170 °C (time-dependent)


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