0.75mm HDPE geomembrane supplier with factory price

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                        Technical Parameter of HDPE Geomembrane (ASTM STANDARD)

No. Item                                                   Valve
1 Thickness(mm) 0.50 1.00 1.25 1.50 2.00 2.50 3.00
2 Density(g/m3)                                                    0.939
3 Tensile propety
 
Yield strength(N/mm)   7 15 18 22 29 37 44
Breaking strength(N/mm)   13 27 33 40 53 67 80
Yield elongation,%                                                      12
Breaking elongation,%                                                700
4. Tear resistance, N   62 125 156 187 249 311 374
5. Puncture resistance, N  160 320 400 480 640 800 960
6 Carbon black content,%                              2.0-3.0
7 Carbon black dispersion
Carbon black dispersion for 10 different views,9 in level 1 and

level 2,Not more than 1 in level 3
 
8 Oxidation induced time(OIT),h Standard OIT≥100,High pressure≥400
9 Oven aging at 85℃(Min average)
 
resistance % at standard OIT after 90 days                             55
resistance % at high pressure OIT after 90 days                     80
10 UV resistance % retained after 1600h
 
Standard OIT                                                     50
High Pressure OIT                                                     50
11 -70℃Low temperature impact brittle property                    Pass
12 Permeability, g.cm/(cm2.s.Pa)                     ≤1.0×10-13
13 Dimensional stability,%                                      ±2.0

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