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

Wacker ELASTOSIL 4710 Silicone Rubber

Wacker ELASTOSIL® 4710 is a two-component, addition-cure liquid silicone rubber (LSR) offering excellent mechanical properties, thermal stability up to 200°C, and outstanding flow for precision molding. Ideal for medical devices, automotive seals, and consumer electronics due to its low viscosity, high tear strength, and biocompatibility per ISO 10993.
  • wacker elastosil 4710 silicone rubber_559f21b1
  • wacker elastosil 4710 silicone rubber_559f21b1

Features Of Wacker ELASTOSIL 4710 Silicone Rubber

  1. High tear strength and excellent elongation at break for demanding dynamic applications.

  2. Platinum-catalyzed addition curing system ensures low compression set and superior thermal stability.

  3. Excellent biocompatibility, compliant with ISO 10993-5 and USP Class VI requirements.

  4. Good flow characteristics and low viscosity for efficient injection molding and complex part replication.

  5. Shore A hardness of 10 ± 1, enabling ultra-soft, skin-friendly tactile performance.

Typical Applications Of Wacker ELASTOSIL 4710 Silicone Rubber

  1. Medical devices including soft-touch grips, wearable sensor housings, and implantable component overmolds.

  2. Consumer healthcare products such as nasal interfaces, respiratory masks, and transdermal patch adhesives.

  3. Soft robotics actuators and compliant gripper elements requiring high elasticity and fatigue resistance.

  4. Food-contact compliant seals and gaskets in processing equipment (EU Regulation No. 10/2011 compliant).

Specifications Of Wacker ELASTOSIL 4710 Silicone Rubber

Chemical TypePlatinum-catalyzed addition-cure liquid silicone rubber (LSR)
Product FormTwo-component (Part A + Part B) liquid system
AppearanceTransparent, low-viscosity liquid
Shore A Hardness (cured, 7 days @ 23 °C)10 ± 1
Elongation at Break (ISO 37)≥ 800 %
Tensile Strength (ISO 37)≥ 1.8 MPa
Curing SystemPt-catalyzed hydrosilylation
Primary ApplicationsMedical, soft robotics, consumer healthcare, food-contact elastomers


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