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

Dow SILASTIC SE 6749 U Silicone Rubber

Dow SILASTIC SE 6749 U is a high-consistency, platinum-cured liquid silicone rubber from Dow’s SILASTIC series—offering excellent mechanical strength, thermal stability up to 200°C, low compression set, and biocompatibility per ISO 10993. Ideal for medical devices, seals, and precision molded parts requiring reproducible performance and regulatory compliance.
  • dow silastic se 6749 u silicone rubber_7ae7a278
  • dow silastic se 6749 u silicone rubber_7ae7a278

Features Of Dow SILASTIC SE 6749 U Silicone Rubber

  1. High consistency and excellent extrudability for precision profile extrusion.

  2. Platinum-catalyzed, addition-cure chemistry enabling low compression set and superior thermal stability.

  3. Meets USP Class VI and ISO 10993 biocompatibility requirements for medical device applications.

  4. Low volatility and minimal extractables—ideal for sensitive healthcare and pharmaceutical environments.

  5. Ready-to-use formulation with optimized rheology; requires no pre-mixing or filler addition.

Typical Applications Of Dow SILASTIC SE 6749 U Silicone Rubber

  1. Medical tubing for infusion sets, catheters, and peristaltic pump systems.

  2. Seals and gaskets in diagnostic equipment and drug delivery devices.

  3. Extruded profiles for wearable health monitors and skin-contact interfaces.

  4. Components in single-use bioprocessing assemblies, including connectors and manifolds.

  5. Pharmaceutical stoppers and closures requiring ultra-clean, low-particulate performance.

Specifications Of Dow SILASTIC SE 6749 U Silicone Rubber

Chemical TypePlatinum-cured addition silicone rubber
Product FormPaste-like compound, supplied in sealed drums or cartridges
AppearanceOpaque off-white to light beige, homogeneous paste
Primary ApplicationsMedical-grade extrusion, tubing, and precision molded components
Key FeaturesUSP Class VI compliant, low compression set, high purity
BenefitsConsistent extrusion performance, reduced post-processing, regulatory-ready
Curing SystemPlatinum-based addition cure (no by-products)
Storage ConditionsStore at 5–25°C in original unopened packaging; protect from moisture and contamination


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