China Polymer Roofing Tpo Waterproof Membrane for Exposed Metal Roof, Find details about China Tpo Membranes, UV Resistant from Polymer Roofing Tpo Waterproof Membrane for Exposed Metal Roof
Implement Standard: ASTM D1970/D1970M-17/D6878M-13/D1204-14/D751-06/D471-16/D6878M-17 | ||||
NO. | Item | Test method | Result | |
1 | Flexibility at 29ºC | ASTM D1970/D1970M-17 | Transverse | No affection |
Lengthways | No affection | |||
2 | Linear dimensional change | ASTM D6878M-13&ASTM D1204-14 | Transverse | -0.1% |
Lengthways | 0.6% | |||
3 | Tear strength | ASTM D6878M-13&ASTM D751-06 | Transverse | 259.1N |
Lengthways | 247.8N | |||
4 | Tensile test (Elongation at break) | ASTM D6878M-13&ASTM D751-06 | Transverse | 510% |
Lengthways | 740% | |||
5 | Water absorption | ASTM D6878M-13&ASTM D471-16 | 0.59% | |
6 | Factory Seam Strength | ASTM D6878M-13&ASTM D751-06 | 295.7N | |
7 | Thickness | ASTM D6878/D6878M-17&ASTM D751-06 | 1.3mm |