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

Shin-Etsu KE-7711-U Silicone Rubber

Shin-Etsu KE-7711-U is a high-transparency, low-viscosity addition-cure liquid silicone rubber ideal for precision molding of optical lenses, medical devices, and soft-touch components. It offers excellent thermal stability, biocompatibility per ISO 10993, and minimal shrinkage. The formulation ensures rapid curing without byproducts, outstanding flowability, and superior UV resistance—making it a trusted choice in demanding industrial applications.
  • shin etsu ke 7711 u silicone rubber_0ff4214e
  • shin etsu ke 7711 u silicone rubber_0ff4214e

Features Of Shin-Etsu KE-7711-U Silicone Rubber

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

  2. Outstanding biocompatibility compliant with ISO 10993-5 and USP Class VI requirements.

  3. Low compression set and superior long-term elasticity for repeated mechanical deformation cycles.

  4. Excellent thermal stability across –60 °C to +200 °C continuous service range.

  5. Fast, controllable cure kinetics suitable for high-volume injection molding of precision parts.

Typical Applications Of Shin-Etsu KE-7711-U Silicone Rubber

  1. Medical-grade tubing and catheters requiring clarity and sterilization resistance.

  2. Implantable device components including seals, gaskets, and encapsulation layers.

  3. Optical sensor housings and light-guiding elements in diagnostic equipment.

  4. Wearable health monitoring interfaces requiring skin-contact safety and flexibility.

  5. Pharmaceutical primary packaging components such as stoppers and pump diaphragms.

Specifications Of Shin-Etsu KE-7711-U Silicone Rubber

Chemical TypePlatinum-cured addition-cure liquid silicone rubber (LSR)
Product FormTwo-component liquid (Part A + Part B), supplied separately
AppearanceTransparent, colorless viscous liquid
Shore A Hardness (Cured)70 ± 3
Tensile Strength (Cured)8.5 MPa (ASTM D412)
Elongation at Break (Cured)450% (ASTM D412)
Density1.14 g/cm³ (ASTM D792)
BiocompatibilityISO 10993-5 (cytotoxicity), USP Class VI certified


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