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

Wacker ELASTOSIL M 4115 Silicone Rubber

Wacker ELASTOSIL® M 4115 is a two-component addition-cure liquid silicone rubber offering excellent flowability low viscosity and high tear strength ideal for precision casting molding and encapsulation in medical and automotive applications.
  • wacker elastosil m 4115 silicone rubber_8fad8ae0
  • wacker elastosil m 4115 silicone rubber_8fad8ae0

Features Of Wacker ELASTOSIL M 4115 Silicone Rubber

  1. High tear strength and excellent elongation at break for demanding mechanical performance.

  2. Fast room-temperature vulcanization (RTV) with low shrinkage and minimal by-products.

  3. Outstanding thermal stability across –60 °C to +200 °C continuous service range.

  4. Good adhesion to various substrates including metals, plastics, and glass without primer.

  5. Compliant with FDA 21 CFR §177.2600 for indirect food contact applications.

Typical Applications Of Wacker ELASTOSIL M 4115 Silicone Rubber

  1. Sealing and bonding in automotive lighting assemblies and sensor housings.

  2. Encapsulation of electronic components requiring thermal management and environmental protection.

  3. Gasketing and sealing for HVAC systems and industrial equipment exposed to wide temperature swings.

  4. Food-grade sealing in packaging machinery and processing line components.

  5. Prototyping and low-volume production of flexible molds for polyurethane and epoxy casting.

Specifications Of Wacker ELASTOSIL M 4115 Silicone Rubber

Chemical TypePlatinum-cured addition-cure silicone rubber
Product FormTwo-component liquid system (Part A: base, Part B: catalyst)
AppearanceTranslucent, low-viscosity liquid
Mix Ratio (A:B) by Weight10 : 1
Shore A Hardness (7 days, 23 °C)40 ± 3
Tensile Strength (ISO 37)8.5 MPa (typical)
Elongation at Break (ISO 37)320 % (typical)
Primary ApplicationsSealing, bonding, encapsulation, gasketing


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