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

Dow SILASTIC DY 32-315 U Silicone Rubber

Dow SILASTIC DY 32-315 U is a high-consistency, platinum-cured silicone rubber from Dow’s SILASTIC® DY series—designed for precision molding of medical, automotive, and industrial components requiring excellent thermal stability, biocompatibility per ISO 10993, and low compression set.
  • dow silastic dy 32 315 u silicone rubber_d8dbafc1
  • dow silastic dy 32 315 u silicone rubber_d8dbafc1

Features Of Dow SILASTIC DY 32-315 U Silicone Rubber

  1. High-consistency, two-part addition-cure silicone rubber with excellent processability in compression and transfer molding.

  2. Outstanding thermal stability across a wide operating temperature range (–60 °C to +200 °C).

  3. Low compression set and superior long-term elastic recovery for demanding sealing and gasketing applications.

  4. Excellent electrical insulation properties and UL 94 HB flammability rating.

  5. Good resistance to weathering, ozone, and UV exposure without surface degradation.

Typical Applications Of Dow SILASTIC DY 32-315 U Silicone Rubber

  1. Automotive engine gaskets and under-hood sealing components.

  2. Industrial fluid-handling seals and diaphragms exposed to oils and coolants.

  3. Electrical enclosures and insulating housings for power distribution equipment.

  4. Medical device components requiring biocompatibility support (ISO 10993-5/10 tested).

  5. Appliance seals for heating, ventilation, and cooking equipment.

Specifications Of Dow SILASTIC DY 32-315 U Silicone Rubber

Chemical TypePlatinum-catalyzed addition-cure silicone rubber
Product FormTwo-part liquid system (Part A: base; Part B: catalyst)
AppearanceOpaque off-white to light tan viscous paste (Part A); translucent amber liquid (Part B)
Shore A Hardness (7 days @ 150 °C)32 ± 2
Tensile Strength (ASTM D412)≥ 6.0 MPa
Elongation at Break (ASTM D412)≥ 350 %
Compression Set (22 hrs @ 150 °C, ASTM D395 Method B)≤ 25 %
Curing SystemRoom-temperature mixing; heat-cured (typ. 150 °C for 10–20 min)


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