Description
| 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.
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.
Properties
Technical 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 |
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.
700580 - PMC 744 - 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.
700580 - PMC 744 - Five Gallon Kit
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