Mold Star 30 Platinum Cure Silicone Rubber - Sculpture Supply
4.9 (329) · $ 3.99 · In stock
Unit Size Net Weight Pint Kit 2 lb Gallon Kit 17.6 lb Five Gallon Kit 88 lb Mold Star rubbers are easy to use platinum silicones which are mixed 1A:1B by volume (no weighing scale necessary). Mold Star silicones feature relatively low viscosities and vacuum degassing is not required for most applications. Mold Star silicones cure to soft, strong rubbers which are tear resistant and exhibit very low long term shrinkage. Molds made with Mold Star will last a long time in your mold library and are good for casting wax, gypsum, resins, concrete and other materials. Cured Mold Star rubber is heat resistant up to 450F (232C) and is suitable for casting low-temperature melt metal alloys. Note: THI-VEX is NOT compatible with Mold Star rubbers. Note: This product will not work with modeling clays containing sulfur under
Unit Size
Net Weight
Pint Kit
2 lb
Gallon Kit
17.6 lb
Five Gallon Kit
88 lb
Mold Star rubbers are easy to use platinum silicones which are mixed 1A:1B by volume (no weighing scale necessary). Mold Star silicones feature relatively low viscosities and vacuum degassing is not required for most applications. Mold Star silicones cure to soft, strong rubbers which are tear resistant and exhibit very low long term shrinkage. Molds made with Mold Star will last a long time in your mold library and are good for casting wax, gypsum, resins, concrete and other materials. Cured Mold Star rubber is heat resistant up to 450F (232C) and is suitable for casting low-temperature melt metal alloys. Note: THI-VEX is NOT compatible with Mold Star rubbers. Note: This product will not work with modeling clays containing sulfur under any circumstances.Guide to Making Silicone Molds from SLA 3D Printed Models
PropertiesTechnical Properties
Mix Ratio by Weight
100A:96B
Mix Ratio by Volume
1A:1B
Pot Life
45 minutes
Cure Time
6 hours
Color
Blue
Shore Hardness
30A
Mixed Viscosity
12,500 cps
Shrinkage
< .001 in./in.
Specific Volume
24.7 cu. in./lb.
Specific Gravity
1.12g.cc
Useful Temperature (max)<
450F
Useful Temperature (min)<
-65F
Tensile Strength
420 psi
100% Modulus
96 psi
Elongation @ Break
339%
Die B Tear Strength
88 pli
Documentation
Technical Bulletin
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