PMC 780 Dry

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

PMC-780 is a premium performance polyurethane rubber that offers exceptional strength, durability and abrasion resistance. PMC-780 pours easily and cures at room temperature with negligible shrinkage. PMC780 is used around the world for casting abrasive materials such as concrete (pre-cast concrete, making concrete stamping pads, etc.) and gypsum plasters with high exotherms. PMC-780Dry is also commonly used to make rubber mechanical parts of varying configurations (gaskets, wheels, and pullies) as well as ball mill liners and vibration/shock pads.PropertiesTechnical Properties

Mix Ratio by Weight	2A:1B
Mix Ratio by Volume	2A:1B
Pot Life	25 minutes
Cure Time	48 hours
Color	Light Amber
Shore Hardness	80A
Mixed Viscosity	2,000 cpcs
Shrinkage	< .001 in./in.
Specific Volume	27.2 cu. in./lb.
Specific Gravity	1.02g/cc
Tensile Strength	900 psi
100% Modulus	400 psi
Elongation @ Break	700%
Die C Tear Strength	200 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.

700640 - PMC 780 Dry - Five Gallon Kit
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