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PMC®-770 Technical Specifications

Industrial Liquid Rubber Compound

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All Technical Data

Product Type
  • Urethane Rubber
Mixed Viscosity3,000 cps
Mix Ratio By Weight2A:1B
Pot Life30 minutes
Cure Time16 hours
Shore A Hardness70
Specific Gravity1.04 g/cc
Specific Volume26.5 cu. in./lb.
ColorLight Amber
Die C Tear Strength200 pli
Tensile Strength750 psi
Elongation @ Break750 %
100% Modulus250 psi
Shrinkage<.001 in. / in.

Product Description


PMC®-770 is a Shore 70A addition to our line of industrial liquid rubber products (such as PMC®-780 and PMC®-790) used for a variety industrial and casting applications. Mixed two parts A to one part B by weight, PMC®-770 pours easily and cures at room temperature to a solid Shore 70A rubber that has exceptional performance characteristics and dimensional stability.

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