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Roofing Membrane
Features:
PVC roofing membrane result in a cleaner, quicker, more economical installation able to withstand
heat, wind, rain, varying temperatures and many contaminants.
Application:
Roofing membrane is widely used in waterproofing engineerings such as basement,water conservancy,dam,highway & railway tunnel,landfill and sewage treatment ,etc.
Technical Parameter:
No. | Test Item | Indicators | ||||||||
H | L | P | G | GL | ||||||
1 | The thickness of resin layer above the reinforcement fabric mm≥ | — | 0.40 | |||||||
2 | Stretching Performance | Maximum Tension N/cm ≥ | — | 120 | 250 | 120 | ||||
Tension Strength Mpa≥ | 10 | — | — | 10 | — | |||||
Max. Tension Elongation %≥ | — | — | 15 | — | — | |||||
Breaking Elongation%≥ | 200 | 150 | — | 200 | 100 | |||||
3 | Heating Treatment Size Change Rate%≤ | 2.0 | 1.0 | 0.5 | 0.1 | 0.1 | ||||
4 | Low-temperature Bending | -25°C No Craze | ||||||||
5 | Water Impermeability | 0.3Mpa,Water Impermeability | ||||||||
6 | Impact Resistance | 0.5kg·m Water Impermeability | ||||||||
7 | Anti-static Load a | — | — | 20kg Water Impermeability | ||||||
8 | Seam Peel Strength N/mm ≥ | 4.0 or Membrane Breaking | 3.0 | |||||||
9 | Right-angle Tear Strength N/mm ≥ | 50 | — | — | 50 | — | ||||
10 | Trapezoid Tear Strength N≥ | 150 | 250 | 220 | ||||||
11 | water absorption(70°C168h)% | After Soaking ≤ | 4.0 | |||||||
After Airing≥ | -0.40 | |||||||||
Roofing Membrane