Smooth-On Mold Star 30, 2 Gallon Set

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Mold Star™ mold 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 30 Available Sizes:

Trial Size Unit (2 lbs. / 0.91 kg.)
1 Gallon Unit (17.6 lbs. / 7.98 kg.)

Mold Star 30 Data At-A-Glance

Mix Ratio By Volume 1A:1B
Mix Ratio By Weight 100A:96B
Pot Life 45 minutes
Cure Time 6 hours
Shore Hardness 30 A
Specific Gravity 1.12 g/cc
Specific Volume 24.7 cu. in./lb.
Tensile Strength 420 psi
100% Modulus 96 psi
Elongation @ Break 339 %
Die B Tear Strength 88 pli
Color Blue
Useful Temperature (max) 450 °F
Useful Temperature (min) -65 °F
Shrinkage <.001 in. / in.
Mixed Viscosity 12,500 cps

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