China Metal Roof Special Waterproof Coating with UV Resistance, Find details about China Waterproof Coating, Metal Roof Coating from Metal Roof Special Waterproof Coating with UV Resistance
No. | Item | Index |
1 | Solid content / % | ≥ 65 |
2 | Tensile strength /Mpa | ≥ 1.5 |
3 | Elongation at break /% | ≥ 150 |
4 | Tear strength (N/mm) | ≥ 12 |
5 | Water absorption (%) | ≤ 15 |
6 | Impermeability | 0.3Mpa, 30min . no leak |
7 | Heat resistance | 90ºC, 5h , no bubble, peel off , crak |