Master Fast-Cast Urethanes


Now manufactured exclusively by Freeman, these urethanes are highly filled, very hard, fast setting, low exotherm, low shrink, and low cost for producing foundry patterns, molds, fixtures, prototype vacuum form molds, or prototypes.

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Specification Table


Master Dyna-Cast Fast-Cast Urethane

60-90 Min Demold / 5-7 Min Gel Time / 85 Shore D / 1.9 Specific Gravity

Master Cast 721M Fast-Cast Urethane

30-60 Min Demold / 5-6 Min Gel Time / 85 Shore D / 1.9 Specific Gravity

Master Cast 783 Fast-Cast Urethane

60-90 Min Demold / 7 Min Gel Time / 85 Shore D / 1.9 Specific Gravity