Unit Size Net Weight Gallon Kit 24 lb Five Gallon Kit 120 lb PMC770 Polyurethane rubber is a Shore A70 addition to our line of industrial liquid rubber products (PMC780 and PMC790) used for a variety industrial and casting applications. Mixed two parts A to one part B by weight, PMC770 pours easily and cures at room temperature to a solid Shore 70A rubber that has exceptional performance characteristics and dimensional stability. It is suitable for production casting of abrasive materials such as concrete (pre-cast concrete, making concrete stamping pads, etc.) and gypsum plasters with high exotherms. It is also suitable for rubber mechanical parts of varying configurations (gaskets, wheels, pullies) as well as ball mill liners and vibration/shock pads. PropertiesTechnical Properties Mix Ratio by Weight 2A:1B Pot Life 30 minutes Cure Time 16 hours Color Light Amber Shore Hardness 70A Mixed Viscosity 3,000 cps Shrinkage < .001 in./in. Specific Volume 26.5 cu. in./lb. Specific Gravity 1.04g/cc Tensile Strength 750 psi 100% Modulus 250 psi Elongation @ Break 750% Die C Tear Strength 200 pli Media VideoDocumentation 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.700760 - PMC 770 - Gallon Kit700770 - PMC 770 - Five Gallon Kit Related ProductsRELATED PRODUCTS:
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