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

Dow SILASTIC DY 32-931 U Silicone Rubber

Dow SILASTIC DY 32-931 U is a high-consistency, platinum-cured silicone rubber from Dow’s SILASTIC medical-grade elastomer series—offering excellent biocompatibility, low extractables, and robust thermal/chemical resistance for demanding healthcare device applications.
  • dow silastic dy 32 931 u silicone rubber_e6e35fc4
  • dow silastic dy 32 931 u silicone rubber_e6e35fc4

Features Of Dow SILASTIC DY 32-931 U Silicone Rubber

  1. High-transparency, platinum-cured liquid silicone rubber (LSR) with excellent optical clarity and low haze.

  2. Outstanding biocompatibility, compliant with USP Class VI and ISO 10993-5/-10 for medical device applications.

  3. Fast, consistent cure profile optimized for high-volume injection molding of precision parts.

  4. Low compression set and superior thermal stability across –60 °C to +200 °C operating range.

  5. Excellent flow characteristics and low viscosity for filling intricate, thin-walled mold geometries.

Typical Applications Of Dow SILASTIC DY 32-931 U Silicone Rubber

  1. Medical tubing and catheters requiring clarity, flexibility, and sterilization resistance.

  2. Implantable and short-term contact devices including drug delivery components and wearable sensors.

  3. Optical-grade seals and gaskets in diagnostic equipment and analytical instrumentation.

  4. Soft-touch overmolded grips and ergonomic interfaces for handheld medical and consumer electronics.

  5. Microfluidic device components requiring precise replication and chemical inertness.

Specifications Of Dow SILASTIC DY 32-931 U Silicone Rubber

Chemical TypePlatinum-cured liquid silicone rubber (LSR)
Product FormTwo-part liquid system (Part A + Part B)
AppearanceWater-clear, viscous liquid
Primary ApplicationsMedical devices, diagnostics, optical components, wearable technology
Key FeaturesUSP Class VI compliant, ISO 10993 tested, high transparency, low viscosity
Shore A Hardness (Cured)32 ± 2
Cure Temperature Range110–160 °C
Processing MethodLiquid injection molding (LIM)


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