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

Dow SILASTIC DY 32-7188 U Silicone Rubber

Dow SILASTIC DY 32-7188 U is a high-consistency, platinum-cured silicone rubber from Dow’s SILASTIC® DY series—designed for precision molding of medical devices and implantables. It offers excellent biocompatibility (ISO 10993/USP Class VI), low compression set, thermal stability (–65°C to 200°C), and outstanding flow control. Ideal for extrusion, injection, and transfer molding in regulated healthcare applications.
  • dow silastic dy 32 7188 u silicone rubber_e40e9dcd
  • dow silastic dy 32 7188 u silicone rubber_e40e9dcd

Features Of Dow SILASTIC DY 32-7188 U Silicone Rubber

  1. High-consistency, addition-cure liquid silicone rubber (LSR) with excellent processability in injection molding.

  2. UL 94 V-0 rated for flame retardancy, meeting stringent safety requirements in regulated industries.

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

  4. Low compression set and superior resilience for long-term sealing and dynamic gasket performance.

  5. Biocompatibility aligned with ISO 10993-5 and USP Class VI, suitable for medical device components.

Typical Applications Of Dow SILASTIC DY 32-7188 U Silicone Rubber

  1. Medical tubing connectors and fluid-handling components for diagnostic and therapeutic devices.

  2. Seals and gaskets in automotive under-hood sensors and electric vehicle battery management systems.

  3. Consumer healthcare wearable interfaces requiring skin-contact compatibility and flexibility.

  4. Industrial fluid control valves and diaphragms exposed to aggressive chemicals and temperature cycling.

Specifications Of Dow SILASTIC DY 32-7188 U Silicone Rubber

Chemical TypePlatinum-catalyzed addition-cure silicone rubber
Product FormTwo-part liquid system (Part A + Part B)
AppearanceOpaque off-white viscous liquid (Part A); translucent light-yellow liquid (Part B)
Shore A Hardness (Cured, 7 days @ 23 °C)70 ± 3
Tensile Strength (ASTM D412)8.5 MPa min
Elongation at Break (ASTM D412)220% min
Compression Set (ASTM D395, Method B, 22 h @ 175 °C)≤20%
Primary ApplicationsMedical devices, automotive electronics, industrial sealing


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