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Plastics & Elastomers
The material selection platform
Plastics & Elastomers
by SpecialChem
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PMC® -790

Technical Datasheet | Supplied by Smooth-On
PMC® -790 by SmoothOn is a very hard polyurethane rubber. Offers superior tear & tensile strength, good impact and abrasion resistance. It can be easily cured at room temperature. Suitable for making ball mill liners, industrial rollers & belts, rubber mechanical parts and bonding itself or other substrates to metal. Recommended for industrial production applications including making concrete stamping pads, mold liners and molds for casting concrete. PMC® -790 is mixed 2A:1B solution by weight or volume.
Product Type
PU (Polyurethane Rubber)
Physical Form
Liquid, Viscous
Clear, Amber

PMC® -790 Properties

Physical Properties

Value & Unit
Test Condition
Test Method
Mixed Viscosity
3000 cps
(after 7 days, at 23°C)
ASTM D-2393
Specific Gravity
1.07 g/cm³
(after 7 days, at 23°C)
ASTM D-1475
Pot Life
20 min
(after 7 days, at 23°C)
ASTM D-2471
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