Description
| Unit Size | Net Weight |
| Quart Kit | 3 lb |
| Gallon Kit | 24 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.
Properties
Technical 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 |
Documentation
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
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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