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Geomembrane Product Description:
Geomembrane uses plastic film as the impermeable base material and
is a geomembrane material compounded with non-woven fabric. The
impermeability of the new material geomembrane mainly depends on
the impermeability of the plastic film. Plastic films for
anti-seepage applications at home and abroad mainly include
polyvinyl chloride (PVC) and polyethylene (PE), EVA (ethylene/vinyl
acetate copolymer), and ECB (ethylene vinyl acetate modified
asphalt co Concrete membrane), they are a kind of polymer
chemically flexible materials, which have a small specific gravity,
strong extensibility, high adaptability to deformation, corrosion
resistance, low temperature resistance, and good frost resistance.
Geomembrane is mainly used in landfills, river embankments, lakes,
tailings dams, sewage dams and reservoir areas, channels,
reservoirs (pits, mines), etc.; subways, basements and tunnels.
Tunnel anti-seepage lining. Subgrade and other foundation saline
seepage control; horizontal anti-seepage paving in front of the
dam, vertical anti-seepage layer of the foundation, construction
reclamation, waste yard Seawater and freshwater farms; road
highways, railway subgrades; waterproof layers of expansive soils
and collapsible loess; roofs are impervious.
Main functions: anti-seepage, isolation.
Products: including LDPE geomembrane, HDPE geomembrane, EVA
geomembrane, special geomembrane for breeding.
LDPE Geomembrane pond liner TechnicalParameter
ASTM Standard geomembrane
Spec Properties | Test method ASTM | GMS0.5 | GMS0.75 | GMS1.0 | GMS1.25 | GMS1.5 | GMS2.0 | GMS2.5 |
Thickness | D5199 | 0.5mm | 0.75mm | 1.00mm | 1.25mm | 1.50mm | 2.00mm | 2.50mm |
Density (≥ g/cc) | D1505 | 0.940 | 0.940 | 0.940 | 0.940 | 0.940 | 0.940 | 0.940 |
Tensile Properties (Each direction) (≥) • yield strength • break strength • yield elongation • break elongation | D 6693 Type IV | 8 kN/m 14kN/m 12% 700% | 11 kN/m 20kN/m 12% 700% | 15 kN/m 27 kN/m 12% 700% | 18 kN/m 33 kN/m 12% 700% | 22 kN/m 40 kN/m 12% 700% | 29 kN/m 53 kN/m 12% 700% | 37kN/m 67kN/m 12% 700% |
Tear Resistance (≥) | D 1004 | 64 N | 93 N | 125 N | 156 N | 187 N | 249 N | 311 N |
Puncture Resistance (≥) | D 4833 | 160 N | 240 N | 320 N | 400 N | 480 N | 640 N | 800 N |
Stress Crack Resistance (≥) | D 5397 | 300 hr. | 300 hr. | 300 hr. | 300 hr. | 300 hr. | 300 hr. | 300 hr. |
Carbon Black Content | D 1603 | 2.0-3.0% | 2.0-3.0% | 2.0-3.0% | 2.0-3.0% | 2.0-3.0% | 2.0-3.0% | 2.0-3.0% |
Carbon Black Dispersion | D 5596 | Note(1) | Note(1) | Note(1) | Note(1) | Note(1) | Note(1) | Note(1) |
Oxidative Induction Time (OIT) (≥) (a)Standard OIT - or - (b)High Pressure OIT | D 3895 D 5885 | 100 min. 400 min. | 100 min. 400 min. | 100 min. 400 min. | 100 min. 400 min. | 100 min. 400 min. | 100 min. 400 min. | 100 min. 400 min. |
LDPE geomembrane has the following characteristics:
1. High anti-seepage coefficient-LDPE anti-seepage membrane has an
anti-seepage effect unmatched by ordinary waterproof materials. The
water vapor permeability coefficient K <= 1.0 * 10-13g. cm / c
cm2. s.pa.
2. Chemical stability-LDPE impermeable membrane has excellent
chemical stability and is widely used in sewage treatment,chemical
reaction tanks, and landfills. High and low temperature resistance,
resistance to asphalt, oil and tar, acid, alkali,salt and other
more than 80 kinds of strong acid and alkali chemical medium
corrosion.
3. Anti-aging performance-LDPE anti-seepage film has excellent
anti-aging, anti-ultraviolet and anti-decomposition ability, can be
used naked, the material has long service life, and provides a good
material guarantee for environmental anti-seepage.
4. Anti-plant root system-LDPE impermeable membrane has excellent
puncture resistance and can resist most plant root systems.
5. High mechanical strength-LDPE impermeable membrane has good
mechanical strength, excellent elasticity and deformation ability
making it very suitable for expansion or contraction of the base
surface, which can effectively overcome the uneven settlement of
the base surface.
6. Good economic benefits-LDPE anti-seepage membrane adopts new
technology to improve the anti-seepage effect. Not only is the
production process more scientific and fast, but the product cost
is lower than traditional waterproof materials.
7. Fast construction speed-LDPE impermeable membrane has high
flexibility. There are various specifications and various laying
forms to meet the impervious requirements of different projects.
Hot-melt welding is adopted. The weld strength is high and the
construction is convenient and fast.
8. Environmental protection--LDPE impermeable membranes are all new
raw materials. The principle of impermeability is ordinary physical
changes, which will not produce harmful substances. It is a good
choice for environmental protection, breeding, and drinking water
tanks.
Blue and green geomembrane
Packing and Shipping
1. Packing:
PP woven geotextile bags or PE film. Or according to customers
requirements.
2. Delivery:
Within 7-10 days after receiving your deposit.
Samples are for your review.
FAQ
1. Are you trading company or manufacturer ?
A: We are manufacturer.
2. How long is your lead time ?
A: Generally it is 4-5 days.
3. Do you provide samples ? It's free or extra ?
A: Sure ,we woule like to offer the samples for free change , but pls kindly pay the cost of freight by yourself.
4. IS the size and color can be customized ?
A: Sure , the thickness, width, length and color are customzed , but pls talk the details to our sales before the order.