Mold Max 40

SKU: 798751

Size: Quart Kit
Sale price$49.95

unit(s) in Stock.


unit(s) in Stock.


unit(s) in Stock.

*Price and availability may vary.


Unit Size Net Weight
Quart Kit 2 lb
Gallon Kit 11 lb
Five Gallon Kit 55 lb



Mold Maxª40 Silicone is a tin-cured silicone rubber compound that has exceptional tear strength, workingproperties and library life. Mold Maxª Silicones feature Smooth-On's exclusive "Libra" catalyst for long library life.

Mold Max Silicones reproduce the finest detail and are suitable for a variety of industrial and art related applications including making molds for reproducing prototypes, furniture, sculpture and architectural elements. Recommended for use with ER200 mold release.

THIVEX ª II is NOT compatible with Mold Max 40.

Mold Maxª Silicones can be used to cast a variety of materials including wax, gypsum, low melt alloys/metals and urethane, epoxy or polyester resins (without using a release agent).
Technical Properties
Mix Ratio by Weight 100A:10B
Mix Ratio by Volume N/A
Pot Life 45 minutes
Tack Free Time 24 hours
Color Mint Green
Shore Hardness 40A
Mixed Viscosity 45,000 cps
Shrinkage 0.004 in./in.
Specific Volume 24.3 cu. in./lb
Specific Gravity 1.14g/cc
Useful Temperature (max)< 400¼F
Useful Temperature (min)< -65¼F
Tensile Strength 550 psi
100% Modulus 190 psi
Elongation @ Break 250%
Die B Tear Strength 120 pli


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