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Plastics & Elastomers
The material selection platform
Plastics & Elastomers
by SpecialChem
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PMC® -121/30

Technical Datasheet | Supplied by Smooth-On
PMC® -121/30 by SmoothOn is a soft, wet polyurethane rubber. Exhibits exceptional strength and good abrasion resistance. It has a higher net shrinkage value than dry rubber. It exudes oil that aids in demolding hard plasters and concrete. Recommended for molds for sculpture and architectural elements and for making special effects, toys & prototypes, casting waxes, liquid plastics and gypsum plaster. PMC® -121/30 is mixed 1:1 solution by weight or volume.
Product Type
PU (Polyurethane Rubber)
Physical Form
Liquid, Viscous
Clear Amber

PMC® -121/30 Properties

Flammability Properties

Value & Unit
Test Condition
Test Method
Flash Point
> 270 °F
( )
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