Technical datasheet

DOW CORNING® C6-550

Supplied byDuPont- Last Updated on Mar 17, 2026

DOW CORNING® C6-550 by DuPont is a platinum-catalyzed (1:1 by weight), heat cured, solvent-free, non-blooming, pigmentable, cost-effective, Class VI elastomer liquid silicone rubber. It can be post cured. It is available as a two-part kit part A & part B, mixed in equal portion by weight. Consists of cross-linked dimethyl & methyl-vinyl siloxane copolymers and reinforcing silica. It can be post-cured. It does not contain peroxides & by-products, chlorophenyls or PCBs, organic plasticizers, phthalates or latex additives. Exhibits easy processing, batch-to-batch consistency. DOW CORNING® C6-550 is recommended for medical devices and component fabrication including those implanted in humans for up to 29 days. Complies with US FDA 21 CFR 177.2600, USP (U.S. Pharmacopoeia) Class V, USP (U.S. Pharmacopoeia) Class VI and ISO 10993-1 for surface devices. Also meets with EP (European Pharmacopoeia) Monograph 3.1.9 closures and tubing tested for volatile matter and substances soluble in hexane & USP (U.S. Pharmacopoeia) for cytotoxicity and skin sensitization.
Product family:
Chemical family:
Product Type:
Bio Based contentVisible After Login
AppearanceVisible After Login

Benefits

Visible After Login|

Visible After Login|

Visible After Login

Compliance

Certifications & Compliance
Visible After Login

Availability

Product Status:Visible After Login

DOW CORNING® C6-550 properties

Mechanical properties

PropertiesValue & unitTest conditionTest method
200% Modulus0.0 Visible After LoginVisible After LoginVisible After Login
Hardness, Shore A0.0 Visible After LoginVisible After LoginVisible After Login
Tear Strength0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Elongation0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Strength0.0 Visible After LoginVisible After LoginVisible After Login

Other properties

PropertiesValue & unitTest conditionTest method
Specific Gravity0.0 Visible After LoginVisible After LoginVisible After Login

Physical properties

PropertiesValue & unitTest conditionTest method
Linear Mold Shrinkage0.0 Visible After LoginVisible After LoginVisible After Login

Related products