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

Dow DOWSIL MS-4022 Moldable Silicone Kit

Dow DOWSIL MS-4022 Moldable Silicone Kit is a two-part, room-temperature vulcanizing (RTV) silicone system offering exceptional flexibility, tear resistance, and dimensional stability. Ideal for prototyping, encapsulation, and soft-tooling, it cures to a durable, translucent elastomer without shrinking or exothermic spikes. Easy to mix, pour, and demold, it delivers consistent performance across diverse industrial applications.
  • dow dowsil ms 4022 moldable silicone kit_5941a6e4
  • dow dowsil ms 4022 moldable silicone kit_5941a6e4

Features Of Dow DOWSIL MS-4022 Moldable Silicone Kit

  1. Two-part, platinum-cured silicone system offering excellent moldability and low compression set.

  2. Room-temperature vulcanization (RTV) with rapid handling strength development—no oven curing required.

  3. Exceptional biocompatibility and compliance with ISO 10993-5 (cytotoxicity) and USP Class VI standards.

  4. High elongation (>300%) and tear resistance for durable, flexible molded parts.

  5. Low viscosity before mixing enables easy dispensing and air-elimination in complex molds.

Typical Applications Of Dow DOWSIL MS-4022 Moldable Silicone Kit

  1. Medical device prototyping—including anatomical models, surgical training simulators, and wearable sensor housings.

  2. Custom gasket and seal fabrication for pharmaceutical processing equipment.

  3. Soft-touch overmolding of diagnostic instrument components and handheld medical tools.

  4. Encapsulation of sensitive electronics in life science instrumentation requiring chemical inertness and thermal stability.

  5. Manufacturing of patient-contact interfaces for rehabilitation and monitoring devices.

Specifications Of Dow DOWSIL MS-4022 Moldable Silicone Kit

Chemical TypePlatinum-cured addition-cure silicone elastomer
Product FormTwo-component liquid kit (Part A + Part B)
AppearancePart A: Translucent, low-viscosity liquid; Part B: Translucent, low-viscosity liquid
Primary ApplicationsMedical-grade molding, soft robotics, precision sealing, biocompatible prototyping
Key FeaturesMoldable at room temperature, low shrinkage, excellent detail reproduction
BenefitsNo post-cure needed, consistent mechanical properties, FDA-compliant raw materials
Cure SystemAddition cure (hydrosilylation)
Shelf Life (Unopened)12 months at 25°C in original sealed containers


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