Details
Specification Conformance
The Crafco recommended specification limits for PolyFlex Type 2 when heated in accordance with ASTM D5078 to the maximum heating temperature are as follows:
| Test |
Specification Limits |
| Cone Penetration,77°F(25°C)(ASTM D5329) |
35-55 |
| Flow, 140°F(60°C) (ASTM D5329) |
3.0 mm max. |
| Softening Point(ASTM D36) |
200°F (93°C)min |
| Ductility 77°F(25°C)(ASTM D113) |
30cm min |
| Flexibility (ASTM D3111 Modified) |
Pass at 20°F (-7°C) |
| Brookfield Viscosity, 400°F(204°C) (ASTM D2669) |
100 Poise max. |
| Resilience(ASTM D5329) |
40% min. |
| Bitumen Content (ASTM D4) |
60% min. |
| Asphalt Compatibility(ASTM D5329) |
Yes |
| Minimum Application Temperature |
380°F (193°C) |
| Maximum Heating Temperature |
400°F (204°C) |
Installation
The unit weight of Crafco PolyFlex Type 2 sealant is 10.0 lbs. per gallon (1.20 kg/L) at 60°F (15.5°C). Prior to use, the user must read and follow. Installation Instructions for Hot-Applied RoadSaver, PolyFlex and Asphalt Rubber Products to verify proper product selection, heating methods, pavement preparation procedures, application geometry, usage precautions and safety procedures. These instructions are provided with each pallet of product.