Trade assurance asphalt paper waterproof roof underlay felt
US $3.00-$7.00
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Item | Unit | Max Value | Method | Max Value | Method |
Basic Weight | gsm | ASTM D3776 | ASTM D3776 | ||
MD Tensile Strength | N/5cm | 296.6 | ASTM D5034 | 233.6 | ASTM D5034 |
CD Tensile Strength | N/5cm | 250.1 | 181.1 | ||
MD Elongation | % | 127.4 | 159.1.4 | ||
CD Elongation | % | 140.4 | 194.2 | ||
Hydrostatic Pressure | mmH2O | ASTM D779 | ASTM D779 | ||
纵向撕裂强度 | N/10cm | 191 | ASTM D5034 | 172.7 | ASTM D5034 |
横向撕裂强度 | N/10cm | 157.3 | ASTM D5034 | 157.5 | ASTM D5034 |