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Serial number | Testing items | Standard value | Measured data | |
1 | Gram weight(g/m2) | 350±30 | 350 | |
2 | Tensile strength(N/50mm) | MD | ≥300 | 652 |
CMD | ≥150 | 555 | ||
3 | Combustible matter content(%) | ≤17 | 15.9 | |
4 | Air permeability resistance(S) | ≥10 | 20 | |
5 | Surface water absorption(%) | ≤10 | 4.6 | |
6 | Moisture content(%) | ≤0.5 | 0.35 |