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

Wacker LUMISIL 815 Silicone Rubber

Wacker LUMISIL 815 is a two-component, addition-cure liquid silicone rubber offering excellent mechanical strength, thermal stability up to 200°C, and outstanding transparency. Ideal for medical devices, baby products, and precision molds, it features low viscosity, fast curing, and biocompatibility per ISO 10993. Part of Wacker’s premium LUMISIL series, this platinum-catalyzed elastomer ensures reproducible high-fidelity replication and FDA-compliant safety.
  • wacker lumisil 815 silicone rubber_53332e03
  • wacker lumisil 815 silicone rubber_53332e03

Features Of Wacker LUMISIL 815 Silicone Rubber

  1. Platinum-cured, two-component liquid silicone rubber (LSR) with excellent flowability and low viscosity for precise mold filling.

  2. Fast curing at elevated temperatures, enabling high productivity in automated injection molding processes.

  3. Outstanding biocompatibility, compliant with ISO 10993-5 and USP Class VI standards for medical device applications.

  4. Excellent mechanical properties including high tear strength, elongation at break, and compression set resistance.

  5. Good thermal stability and long-term aging resistance over a wide temperature range (–40 °C to +200 °C).

Typical Applications Of Wacker LUMISIL 815 Silicone Rubber

  1. Medical-grade components such as catheter tips, syringe seals, and drug delivery device parts.

  2. Consumer healthcare products including wearable sensor housings and skin-contact interfaces.

  3. Automotive fluid handling components like fuel system gaskets and brake system seals.

  4. Industrial sealing solutions for precision instruments and vacuum-compatible environments.

  5. Electronics encapsulation and protective overmolding for sensitive sensors and connectors.

Specifications Of Wacker LUMISIL 815 Silicone Rubber

Chemical TypePlatinum-catalyzed addition-cure liquid silicone rubber (LSR)
Product FormTwo-component (Part A + Part B), supplied as viscous liquids
AppearanceTranslucent, colorless to pale yellow liquid
Primary ApplicationsMedical devices, automotive seals, electronics encapsulation, industrial gaskets
Key FeaturesBiocompatible, fast-curing, low compression set, high dimensional stability
BenefitsEnables high-precision molding, reduces cycle time, supports regulatory compliance (FDA, ISO 10993)
Curing SystemHeat-activated platinum addition cure (no by-products)
Shelf Life12 months at ≤25 °C in unopened original packaging


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