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

Dow XIAMEETER RBL-2004-40 Liquid Silicone Rubber

Dow XIAMEETER RBL-2004-40 is a high-performance liquid silicone rubber (LSR) from Dow’s XIAMEETER™ portfolio, designed for precision injection molding. It offers excellent flow, low viscosity, rapid cure, and outstanding thermal stability. Ideal for medical devices, automotive seals, and consumer electronics due to its biocompatibility, consistency, and reproducible mechanical properties.
  • dow xiameeter rbl 2004 40 liquid silicone rubber_c9588621
  • dow xiameeter rbl 2004 40 liquid silicone rubber_c9588621

Features Of Dow XIAMEETER RBL-2004-40 Liquid Silicone Rubber

  1. High biocompatibility, compliant with ISO 10993 and USP Class VI requirements for medical device applications.

  2. Excellent thermal stability with continuous service temperature up to 200 °C.

  3. Fast, consistent platinum-catalyzed cure at room temperature or elevated temperatures (e.g., 100–150 °C).

  4. Low viscosity (40,000–50,000 cP at 25 °C) enabling excellent flow and mold-filling for intricate geometries.

  5. Outstanding mechanical properties including high tear strength and elongation (>400%) after curing.

Typical Applications Of Dow XIAMEETER RBL-2004-40 Liquid Silicone Rubber

  1. Implantable and short-term contact medical devices such as catheters, tubing, and seals.

  2. Healthcare wearables including skin-contact sensors, patches, and ergonomic grips.

  3. Pharmaceutical packaging components requiring extractables and leachables control.

  4. Precision molded parts for diagnostic equipment and drug delivery systems.

Specifications Of Dow XIAMEETER RBL-2004-40 Liquid Silicone Rubber

Chemical TypePlatinum-cured addition-cure liquid silicone rubber
Product FormTwo-part (Part A + Part B), ready-to-mix liquid system
AppearanceClear to translucent viscous liquid (Part A); colorless to pale yellow liquid (Part B)
Primary ApplicationsMedical devices, healthcare wearables, pharmaceutical components
Key FeaturesBiocompatible, low extractables, high purity, excellent flow
BenefitsReduced post-cure processing, consistent part quality, regulatory-ready formulation
Cure SystemPlatinum-based addition cure (inhibitor-controlled, heat-activated)
Shelf Life12 months unopened at ≤25 °C; protect from moisture and contamination


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