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

Wacker ELASTOSIL 7100 Silicone Rubber

Wacker ELASTOSIL® 7100 is a platinum-catalyzed, two-component addition-cure liquid silicone rubber offering excellent mechanical properties, low compression set, and outstanding thermal stability. Ideal for precision molding of medical devices, seals, and technical parts requiring biocompatibility and reproducible high-fidelity replication.
  • wacker elastosil 7100 silicone rubber_a1b6b3db
  • wacker elastosil 7100 silicone rubber_a1b6b3db

Features Of Wacker ELASTOSIL 7100 Silicone Rubber

  1. Platinum-catalyzed addition-cure system enabling precise, reproducible vulcanization without by-products.

  2. Excellent mechanical properties including high tensile strength and elongation at break after curing.

  3. Outstanding thermal stability with continuous service temperature range from –60 °C to +200 °C.

  4. Low compression set and superior resistance to aging, ozone, and UV radiation.

  5. Biocompatibility compliant with ISO 10993-5 and USP Class VI for select medical-grade applications.

Typical Applications Of Wacker ELASTOSIL 7100 Silicone Rubber

  1. Medical devices requiring long-term implantation or skin contact (e.g., tubing, seals, gaskets).

  2. High-reliability automotive components such as sensors, connectors, and under-hood sealing systems.

  3. Precision parts for laboratory and analytical instrumentation demanding dimensional stability and chemical inertness.

  4. Consumer electronics encapsulation and protective overmolding for flexible circuits and connectors.

  5. Food-contact compliant components in processing equipment and packaging machinery (per FDA 21 CFR §177.2600).

Specifications Of Wacker ELASTOSIL 7100 Silicone Rubber

Chemical TypePlatinum-cured addition silicone rubber
Product FormTwo-component liquid (Part A: base, Part B: catalyst)
AppearanceTranslucent to slightly hazy viscous liquid (color varies by grade)
Primary ApplicationsMedical devices, automotive, electronics, food processing, analytical instruments
Key FeaturesAddition cure, low volatility, no peroxide decomposition residues
BenefitsHigh purity, excellent adhesion to substrates, minimal post-cure shrinkage
Curing SystemPt-catalyzed hydrosilylation (inhibitor-controlled for extended pot life)
ComplianceISO 10993-5, USP Class VI, FDA 21 CFR §177.2600, RoHS, REACH


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