Customization: | Available |
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Type: | Roofing and Waterproofing |
Ceiling Tile Shape: | Roll |
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No. | Substates | PY | G | ||||
Types | I | II | I | II | |||
1 | Content of soluble substances g/ m 2 ≥ |
2mm | _ | 1300 | |||
3mm | 2100 | ||||||
4mm | 2900 | ||||||
2 | Water impermeability | pressure, MPa≥ | 0.3 | 0.2 | 0.3 | ||
retention time, min≥ | 30 | ||||||
3 | Heat resistance degree, degree | 90 | 105 | 90 | 105 | ||
No slipping, flowing or dropping | |||||||
4 | Tensile strength, N/50mm ≥ | Longitudinal | 450 | 800 | 350 | 500 | |
Transverse | 250 | 300 | |||||
5 | Elongation at break % ≥ | Longitudinal | 30 | 40 | _ | ||
Transverse | |||||||
6 | Flexibility at low temperatures, degree | -18 | -25 | -18 | -25 | ||
No cracks | |||||||
7 | Tearing strength, N≥ | Longitudinal | 250 | 350 | 250 | 350 | |
Transverse | 170 | 200 | |||||
8 | Accelerated weather test | Appearance | Grade 1 | ||||
No slipping, flowing or dropping | |||||||
Strength retention % ≥ | Longitudinal | 80 | |||||
Flexibility at low temperatures, degree | -10 | -20 | -10 | -20 | |||
No cracks |