China 2.5mm Thickness HDPE Waterproof Dam Membrane, Find details about China Waterproof Dam Membrane, HDPE Waterproof Membrane from 2.5mm Thickness HDPE Waterproof Dam Membrane
2.5mm thickness HDPE Waterproof dam membrane
DescriptionNational standard for polyethylene film GB/T17643-2011 | ||||||
Thickness mm | 0.5 | 0.75 | 1.0 | 1.25 | 1.5 | 2.0 |
Tensile yield strength (vertical and horizontal) N/mm | ≥7 | ≥11 | ≥15 | ≥18 | ≥22 | ≥29 |
Tensile breaking strength (vertical and horizontal) N/mm | ≥13 | ≥20 | ≥27 | ≥33 | ≥40 | ≥53 |
Elongation at break (vertical and horizontal) % | ≥700 | |||||
Right angle tear strength (vertical and horizontal) N/mm | ≥62 | ≥93 | ≥125 | ≥160 | ≥190 | ≥250 |
Puncture strength N | ≥160 | ≥240 | ≥320 | ≥400 | ≥480 | ≥640 |
Carbon black content % | 2.0-3.0 |