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

Wacker SILPURAN 2400 A B Two-Component Silicone Rubber

Wacker SILPURAN 2400 A/B is a platinum-cured two-component addition-cure liquid silicone rubber offering excellent flow, low viscosity, fast demolding, and high biocompatibility—ideal for precision medical device molding, encapsulation, and soft-touch applications requiring ISO 10993 compliance and USP Class VI certification.
  • wacker silpuran 2400 a b two component silicone rubber_20a20315
  • wacker silpuran 2400 a b two component silicone rubber_20a20315

Features Of Wacker SILPURAN 2400 A B Two-Component Silicone Rubber

  1. Platinum-catalyzed addition-cure system offering excellent reproducibility and low batch-to-batch variation.

  2. High biocompatibility, compliant with ISO 10993-5 and USP Class VI for medical device applications.

  3. Excellent tear strength and elongation at break, enabling reliable performance in dynamic sealing and flexible part fabrication.

  4. Low compression set after prolonged heat aging, ensuring long-term sealing integrity under continuous load.

  5. Ready-to-use two-component formulation with precise 1:1 mixing ratio by weight for simplified processing.

Typical Applications Of Wacker SILPURAN 2400 A B Two-Component Silicone Rubber

  1. Medical tubing and catheters requiring kink resistance and smooth inner surface.

  2. Implantable soft tissue simulants and anatomical models for surgical training.

  3. Pharmaceutical contact parts such as pump diaphragms and gaskets in sterile fluid handling systems.

  4. Custom-molded components for wearable health monitoring devices.

  5. Food-grade seals and gaskets in processing equipment (compliant with FDA 21 CFR §177.2600).

Specifications Of Wacker SILPURAN 2400 A B Two-Component Silicone Rubber

Chemical TypePlatinum-cured addition silicone rubber
Product FormTwo-component liquid silicone rubber (LSR)
Appearance (Components A & B)Opaque white viscous liquids
Mixing Ratio (A:B)1:1 by weight
Cure Temperature Range110–180 °C
Shore A Hardness (Cured)40 ± 2
Tensile Strength (Cured)6.5 MPa (ISO 37)
Elongation at Break (Cured)550% (ISO 37)


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