Waterproof Roofing TPO Membrance
Specifications
TPO roofing membrane
1.width:2.05m
2.length:20m
3.thickness:1.2mm,1.5mm,2mm
4.type: reinforced TPO , homogeneous TPO
TPO roofing Membrane
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Specification |
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H |
L |
P |
G |
GL |
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The resin thickness of Middle fabric, mm≥ |
— |
0.40 |
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Maximum tension,N/cm ≥ |
— |
200 |
250 |
— |
200 |
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Tension strength,Mpa≥ |
12 |
|
|
12 |
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Maximum tension elongation,%≥ |
|
|
15 |
|
|
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Fracture elongation,%≥ |
500 |
250 |
|
400 |
200 |
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Heat treatment size change rate %≤ |
2.0 |
1.0 |
0.5 |
0.1 |
0.1 |
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Low temperature bend |
-40°C No crack |
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Water tightness |
0.3Mpa,2h, No seepage |
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Attack resistance |
0.5kg·m,No seepage |
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Static charge resistance |
— |
20kg ,No seepage |
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Seam strip strength ,N/mm≥ |
4.0 or Membranes break |
3.0 |
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Right-angle tear strength,N/mm≥ |
60 |
|
|
60 |
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Trapezoid tear strength N≥ |
— |
300 |
450 |
|
350 |
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Bibulous rate (70°C 168h), % |
After soaking≤ |
4.0 |
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Air-cure later≥ |
-0.40 |
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Heat aging (115°C)
|
Time |
672h |
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Appearance |
No blister,flaw,delamination,coherence,hole |
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Tensile strength retention,%≥ |
90 |
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Elongation rate of keeping,%≥ |
90 |
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Low temperature bend |
-40°C, No crack |
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|
Chemistry resistance |
Appearance |
No blister,flaw,delamination,coherence,hole |
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Tensile strength retention,%≥ |
90 |
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Elongation rate of keeping,%≥ |
90 |
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Low-temperature bending |
-40°C, No crack |
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|
Artificial weather accelerated aging |
Time |
1500hb |
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Appearance |
No blister,flaw,delamination,coherence,hole |
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Tensile strength retention%≥ |
90 |
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Elongation rate of keeping%≥ |
90 |
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Low temperature bend |
-40°C ,No crack |
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