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

Dow SILASTIC RBL-9252-250P Silicone Rubber

Dow SILASTIC RBL-9252-250P is a high-consistency silicone rubber from Dow’s SILASTIC® RBL series featuring excellent mechanical strength thermal stability and low compression set ideal for demanding automotive medical and industrial sealing applications.
  • dow silastic rbl 9252 250p silicone rubber_b50c2d8a
  • dow silastic rbl 9252 250p silicone rubber_b50c2d8a

Features Of Dow SILASTIC RBL-9252-250P Silicone Rubber

  1. High tear strength and excellent elongation for demanding dynamic sealing applications.

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

  3. Low compression set, ensuring long-term sealing performance under continuous stress.

  4. Excellent resistance to ozone, UV radiation, and weathering.

  5. Platinum-cured formulation offering low extractables and high biocompatibility potential.

Typical Applications Of Dow SILASTIC RBL-9252-250P Silicone Rubber

  1. Automotive fluid-handling components including coolant hoses and turbocharger boots.

  2. Industrial gaskets and seals for HVAC, power generation, and compressed air systems.

  3. Medical device housings and non-implantable elastomeric components.

  4. Food-grade tubing and seals compliant with FDA 21 CFR §177.2600 requirements.

  5. Aerospace environmental seals requiring consistent performance under thermal cycling.

Specifications Of Dow SILASTIC RBL-9252-250P Silicone Rubber

Chemical TypePlatinum-cured high-consistency silicone rubber (HCR)
Product FormUncured gum stock in standard 25 kg slabs
AppearancePale amber, homogeneous elastomeric compound
Hardness (Shore A, ASTM D2240)52 ± 3
Tensile Strength (ASTM D412)8.5 MPa minimum
Elongation at Break (ASTM D412)450% minimum
Compression Set (22 h @ 175 °C, ASTM D395 B)≤25%
Cure SystemPlatinum-based addition cure


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