Technical datasheet

Bluesil™ MF 345 U

Supplied byElkem Silicones- Last Updated on Feb 27, 2025

BLUESIL™ MF 345 U by Elkem Silicones is a very transparent, heat-curing, silicone elastomer grade. It vulcanizes after the addition of an organic peroxide. It requires only slight freshening. It offers short-post cure, high mechanical properties, and a good compromise between tear strength and compression set. BLUESIL™ MF 345 U is designed for injection molding and extrusion applications.
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Bluesil™ MF 345 U properties

Flammability properties

PropertiesValue & unitTest conditionTest method
Auto-ignition Temperature0.0 Visible After LoginVisible After LoginVisible After Login
Flash Point0.0 Visible After LoginVisible After LoginVisible After Login

Mechanical properties

PropertiesValue & unitTest conditionTest method
100% Secant Modulus0.0 Visible After LoginVisible After LoginVisible After Login
100% Secant Modulus0.0 Visible After LoginVisible After LoginVisible After Login
100% Secant Modulus0.0 Visible After LoginVisible After LoginVisible After Login
Elongation at Break0.0 Visible After LoginVisible After LoginVisible After Login
Elongation at Break0.0 Visible After LoginVisible After LoginVisible After Login
Elongation at Break0.0 Visible After LoginVisible After LoginVisible After Login
Hardness, Shore A0.0 Visible After LoginVisible After LoginVisible After Login
Hardness, Shore A0.0 Visible After LoginVisible After LoginVisible After Login
Hardness, Shore A0.0 Visible After LoginVisible After LoginVisible After Login
Rebound Resilience0.0 Visible After LoginVisible After LoginVisible After Login
Rebound Resilience0.0 Visible After LoginVisible After LoginVisible After Login
Tear Strength0.0 Visible After LoginVisible After LoginVisible After Login
Tear Strength0.0 Visible After LoginVisible After LoginVisible After Login
Tear Strength0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Strength0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Strength0.0 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
Linear Mold Shrinkage0.0 Visible After LoginVisible After LoginVisible After Login
Specific Gravity0.0 Visible After LoginVisible After LoginVisible After Login

Thermal properties

PropertiesValue & unitTest conditionTest method
Decomposition Temperature0.0 Visible After LoginVisible After LoginVisible After Login

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