M391:
High Abrasion 100% Polyurea
Product Description:
M391 is a 100% solids, 100% polyurea coating designed for use as a highly abrasive elastomeric coating or topcoat. Designed for a multitude of applications due to its combination of hardness and tensile strength, this 100% polyurea provides outstanding strength to all substrates but works best in applications with steel and concrete.
| Hardness, ASTM D 2240 | Shore D | 61 |
| Elongation, 25° C, ASTM D-412 | % | 150 |
| Tensile Strength 25° C, ASTM D-412 | PSI | 3727 |
| Die C Tear Strength | PLI | 697 |
| Abrasion Wheel C-17/1000 cycles | mg loss | .90 |
| Practical coverage @ 50 mils | 100ft2/3gal |
| Solids by weight and volume | % | 100 |
| Mix ration by volume | 1:1 | |
| Dry time to touch | 7-10 seconds |
| Viscosity, mPas @ 25° C | 800-1000 |
| Specific Gravity @ 25°C | 1.10 |
| Wt./gallon @ 25° C lbs/gal | 9.17 |
| Appearance @ 25°C: | viscous liquid |
| Viscosity, mPas @ 25° C | 500-800 |
| Specific Gravity @ 25°C: | 1.02 |
| Wt./gallon @ 25° C lbs/gal | 8.5 |
| Appearance @ 25°C: | Viscous liquid |
