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

Shin-Etsu X-30-2134-U Silicone Rubber

Shin-Etsu X-30-2134-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 platinum-catalyzed cure. Ideal for precision injection molding of medical devices, automotive seals, and consumer electronics components requiring biocompatibility and consistent flow.
  • shin etsu x 30 2134 u silicone rubber_9ab0bfd3
  • shin etsu x 30 2134 u silicone rubber_9ab0bfd3

Features Of Shin-Etsu X-30-2134-U Silicone Rubber

  1. High-transparency, addition-cure liquid silicone rubber with excellent optical clarity and low yellowing tendency.

  2. Ultra-low viscosity formulation enabling precise metering, easy degassing, and superior mold fill for intricate geometries.

  3. Excellent thermal stability and long-term aging resistance across -50 °C to +200 °C operating range.

  4. Biocompatibility compliant with ISO 10993–5 (cytotoxicity) and USP Class VI requirements for medical-grade applications.

  5. Low compression set and high elasticity retention after prolonged heat exposure or dynamic stress.

Typical Applications Of Shin-Etsu X-30-2134-U Silicone Rubber

  1. Optical lenses and light guides for LED lighting and automotive signal systems.

  2. Sealing gaskets and soft-touch components in medical devices and wearable health monitors.

  3. Encapsulants for sensitive electronic sensors and micro-optoelectronic assemblies.

  4. Thin-wall molded parts requiring high dimensional accuracy and surface fidelity.

  5. Food-contact compliant seals and gaskets in beverage dispensing and processing equipment.

Specifications Of Shin-Etsu X-30-2134-U Silicone Rubber

Chemical TypePlatinum-catalyzed addition-cure liquid silicone rubber
Product FormTwo-component (Part A + Part B), ready-to-mix liquid system
AppearanceClear, colorless to pale amber viscous liquids (Part A and Part B separately)
Base Viscosity (25 °C, Part A)Approx. 1,800–2,200 mPa·s
Cure Temperature RangeRoom temperature cure (slow) or accelerated at 80–120 °C
Shore A Hardness (Cured)25 ± 3
Specific Gravity (25 °C)1.08–1.12 g/cm³
Primary ApplicationsOptical, medical, and precision industrial molding


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