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

Dow SILASTIC DY 32-5188 U Silicone Rubber

Dow SILASTIC DY 32-5188 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 (ISO 10993), and low compression set. It offers superior flow control, minimal post-cure shrinkage, and consistent mechanical properties across batch runs.
  • dow silastic dy 32 5188 u silicone rubber_9d733c35
  • dow silastic dy 32 5188 u silicone rubber_9d733c35

Features Of Dow SILASTIC DY 32-5188 U Silicone Rubber

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

  2. Outstanding thermal stability and long-term performance across –60 °C to +200 °C operating range.

  3. Low compression set and superior mechanical resilience for durable sealing and dynamic gasket applications.

  4. Excellent electrical insulation properties and UL 94 V-0 rated flame retardancy (when compounded per specification).

  5. Consistent batch-to-batch reproducibility and optimized rheology for minimal flash and high dimensional accuracy.

Typical Applications Of Dow SILASTIC DY 32-5188 U Silicone Rubber

  1. Automotive under-hood seals and vibration-damping components.

  2. Industrial fluid-handling gaskets exposed to oils, coolants, and mild chemicals.

  3. Medical device housings and non-implantable elastomeric interfaces requiring biocompatibility (ISO 10993 tested).

  4. Electrical enclosures and potting components demanding arc resistance and thermal management.

  5. Appliance door seals and thermal interface pads for HVAC and power electronics.

Specifications Of Dow SILASTIC DY 32-5188 U Silicone Rubber

Chemical TypePlatinum-catalyzed addition-cure silicone elastomer
Product FormTwo-part liquid silicone rubber (Part A: base; Part B: catalyst)
AppearanceOpaque, viscous liquid (Part A); translucent, low-viscosity liquid (Part B)
Shore A Hardness (Cured, 7 days @ 23 °C)50 ± 3
Tensile Strength (ASTM D412)8.5 MPa (min)
Elongation at Break (ASTM D412)350% (min)
Compression Set (ASTM D395, Method B, 24 h @ 175 °C)≤20%
Key FeaturesFast cure profile, low volatility, no by-products, RoHS compliant


Get in Touch with ERICW
Let competitive chemical materials go global.

Your Name *

Your Email *

Your Phone

Country

Your Message *