Technical datasheet

Mold Max® 20

Supplied bySmooth-On- Last Updated on May 7, 2025

Mold Max® 20 by SmoothOn is a tin-catalyzed, condensation cure silicone rubber. It can be pigmented with Silc Pig® silicone colorants. Exhibits exceptional working properties and library life. It is thickened with THI-VEX® additive for brush-on applications. Suitable for casting wax, gypsum, low melt alloys/ metals, urethane, epoxy or polyester resins. Designed for a variety of industrial and art related applications including making molds for reproducing prototypes, furniture, sculpture and architectural elements. Mold Max® 20 is mixed 100A:10B solution by weight.
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Mold Max® 20 properties

Flammability properties

PropertiesValue & unitTest conditionTest method
Flash Point0.0 Visible After LoginVisible After LoginVisible After Login

Mechanical properties

PropertiesValue & unitTest conditionTest method
100% Modulus0.0 Visible After LoginVisible After LoginVisible After Login
Elongation at Break0.0 Visible After LoginVisible After LoginVisible After Login
Hardness, ShoreA0.0 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

Other properties

PropertiesValue & unitTest conditionTest method
Viscosity0.0 Visible After LoginVisible After LoginVisible After Login

Physical properties

PropertiesValue & unitTest conditionTest method
Cure time0.0 Visible After LoginVisible After LoginVisible After Login
Density0.0 Visible After LoginVisible After LoginVisible After Login
Linear Mold Shrinkage0.0 Visible After LoginVisible After LoginVisible After Login
Pot Life0.0 Visible After LoginVisible After LoginVisible After Login
Specific Volume0.0 Visible After LoginVisible After LoginVisible After Login

Thermal properties

PropertiesValue & unitTest conditionTest method
Low/ High Boiling Point0.0 Visible After LoginVisible After LoginVisible After Login
Maximum Service Temperature, Air0.0 Visible After LoginVisible After LoginVisible After Login

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