PMC 744

Unit Size	Net Weight
Quart Kit	3 lb
Gallon Kit	24 lb
Five Gallon Kit	120 lb

PMC744 Polyurethane rubber has been used for years by mold making professionals to cast plaster, concrete, resins, etc. It is excellent for making molds that are strong, durable and dimensionally stable. Low viscosity ensures fine detail reproduction.
PMC744 is ideal for making ceramic case molds and plaster block molds, reproducing ornamental plaster,making molds for casting concrete, casting a variety of Smooth-On urethane resins, casting wax for making candles and making a mechanical rubber parts.PropertiesTechnical Properties

Mix Ratio by Weight	2A:1B
Mix Ratio by Volume	2A:1B
Pot Life	15 minutes
Cure Time	16 hours
Color	Beige
Shore Hardness	44A
Mixed Viscosity	3,400 cps
Shrinkage	< .001in./in.
Specific Volume	27.5 cu. in./lb
Specific Gravity	1.01g/cc
Tensile Strength	300 psi
100% Modulus	90 psi
Elongation @ Break	400%
Die C Tear Strength	90 pli

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Documentation

Technical Bulletin

Special Order Items PRODUCT ADVISORY:
The products listed below are currently SPECIAL ORDER items and require pre order.
Lead times may vary - For more information please contact our staff.

700580 - PMC 744 - Five Gallon Kit
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