2mm HDPE waterproofing sheet membranes
Basic Info
Model No.: xx-geo
Product Description
Material: HDPE, LDPE
Thickness: 0.08mm-2.5mm
Width:2.0m-6.0m
Quality Inspection Standard: GB/T17643-1998
Quality Control Measure: strictly comply with ISO9001:2000
Have passed the CE certificate in Sep. 2008.
Features:
1) Can bear chemical erosion.
2) A wider using temperature range and a longer using life.
Application:
It can be widely used in areas of garbage burying, waste disposal, tail minerals storage and underground construction projects.
Technical craft:
The HDPE geo-membrane is produced by a method of three layer co-extrusion model. The raw material is processed at 200 by fusing and coextrusion, whose basic properties are kept during the producing process.
Technical specifications of Hdpe Geomembrane:
a) Density ≥ 0.94g/m²
b) Tensile Strength ≥25Mpa
c) Elongation at Break ≥ 550%
d) Right-angled Tear ≥ 110N/mm
e.)Puncture Strength ≥ 550N
f.) Permeability Coefficient ≤1.0xe-13g.cm/(cm2.S.Pa)
g.) -70oC Low Temperature Impact Brittle Property: good.
h.) Chemical Resistance: at 80oC, marinated in 5g/L Nacl for a long time, it will not erode or swell.
Order number | Item | Index |
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0.3mm | 0.75mm | 1.00mm | 1.25mm | 1.50mm | 2.00mm | 2.50mm | 3.00mm | ||||||||||||
1 | Maximum density() | 0.939 | |||||||||||||||||
2 | Tensile properties |
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| Yield strength(N/mm) | 4 | 11 | 15 | 18 | 22 | 29 | 37 | 44 | ||||||||||
Breaking strength(N/mm) | 7 | 20 | 27 | 33 | 40 | 53 | 67 | 80 | |||||||||||
Elongation at Yield/% | 12 | ||||||||||||||||||
Elongation at break/% | 700 | ||||||||||||||||||
3 | Right angle tear strength/N | 33 | 93 | 125 | 156 | 187 | 249 | 311 | 374 | ||||||||||
4 | Puncture strength/N | 86 | 240 | 320 | 400 | 480 | 640 | 800 | 960 | ||||||||||
5 | Resistance to environmental stress cracking(Single incision constant load stretching method)/h | 300 | |||||||||||||||||
6 | Carbon black |
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| Carbon black content(Range)/% | 2.0~3.0 | |||||||||||||||||
Carbon black dispersion | 10 observation area 9 should belong to the first 1 or Level 2, Level 3 should not belong to more than one | ||||||||||||||||||
7 | Oxidation induction time(OIT) |
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| StandardOIT/min | 100 | |||||||||||||||||
High pressureOIT/min | 400 | ||||||||||||||||||
8 | 85°COven aging(Minimum average) |
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| After baking 90d,Standard OIT retained/% | 55 | |||||||||||||||||
After baking 90d,High retention of OIT/% | 80 | ||||||||||||||||||
9 | UV intensity |
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| After UV irradiation 1600h,Standard OIT retained/% | 50 | |||||||||||||||||
After UV irradiation 1600h,High retention of OIT/% | 50 | ||||||||||||||||||
10 | -70 °C Low temperature brittleness resistance | Pass | |||||||||||||||||
11 | Water vapor permeability coefficientg·pa | ≤1.0×10-13 | |||||||||||||||||
12 | Dimensional stability/% | ±2 |
Product Categories : Polythene polymer compound waterproof membrane