HDPE Smooth Geomembrane The Perfect Solution for Chemical Resistance
Product Introduction
Smooth geomembrane, also known as smooth geosynthetic membrane, is a widely used waterproof and barrier type of geosynthetic material made from high molecular polymer as the basic raw material. Here is a detailed introduction to smooth geomembranes:
The smooth surface geomembrane uses high-quality original high-density polyethylene (HDPE) as the impervious base material. In the production process, a certain amount of carbon black, antioxidants, anti-aging agents, ultraviolet absorbers and color masterbatches are added using a special formula. It is then mass-produced by a highly automated geomembrane equipment using a three-layer co-extrusion blow molding technology.
The smooth surface geomembrane has the following characteristics:
Extremely Low Permeability: Effectively prevents moisture penetration, suitable for projects with high impermeability requirements.
Excellent chemical resistance: Able to resist the erosion of various chemicals, suitable for impervious use in environmental protection, chemical industry and other fields.
Ultraviolet Resistance: Capable of resisting ultraviolet rays, maintaining its performance and lifespan for an extended period in natural environments.
Wide Temperature Adaptability: Can be used within a temperature range as low as -70°C and as high as 110°C.
Environmental Friendliness: High-quality virgin plastic and carbon black particles contain no preservatives, and do not pollute water or soil.
The application range of smooth surface geomembrane is very extensive, including but not limited to the following fields:
Hydraulic Engineering: Used for seepage prevention, drainage, and protection, improving the waterproof performance and stability of the project.
Environmental Protection Projects: Used for impervious and protective measures in landfills, wastewater treatment plants, etc., to reduce environmental pollution.
Construction Field: Used for waterproofing and protection in places such as roofs, basements, swimming pools, etc., to improve the service life and safety of buildings.
Other Fields: It is also widely used in municipal engineering, aquaculture, and landscape gardening.
The smooth surface geomembrane has the following advantages compared to traditional waterproof materials:
Outstanding Waterproof Performance and Anti-Aging Ability: With enhanced waterproof capabilities and a longer service life.
Easy Construction and Low Cost: Effectively reduces engineering costs and improves engineering efficiency.
Environmental Friendliness: Does not contain harmful substances and does not pollute the environment.
Reusability: By simply replacing the top layer, resources can be saved and waste reduced.
Ultraviolet Resistance: Capable of protecting materials from damage caused by ultraviolet radiation.
Good stability: Under physical actions such as stretching, bending, and compression, it is not easy to deform or break.
In summary, smooth surface geomembrane is a high-performance waterproof material with broad application prospects and significant engineering advantages.
Product Specification
* Thickness(mm): 0.30mm~3.00mm
* Width:1m~9m
* Roll length: 30m~100m (customized request accept)
PS: Customized request accept for all above.
Geomembrane Series
Smooth HDPE Geomembrane For Landfill (GH-2S & GB/T 17643-2011)
Specification | 0.75mm | 1.00mm | 1.25mm | 1.50mm | 2.00mm | 2.50mm | 3.00mm | Remark | |
Item | |||||||||
Thickness (mm) | 0.75mm | 1.00mm | 1.25mm | 1.50mm | 2.00mm | 2.50mm | 3.00mm | ||
Density (g/c㎡,≥) | 0.939 | ||||||||
Tensile Properties | |||||||||
Yield Strength (N/mm,LD/TD) | 11 | 15 | 18 | 22 | 29 | 37 | 44 | ||
Breaking Strength (N/mm,LD/TD) | 20 | 27 | 33 | 40 | 53 | 67 | 80 | ||
Yeild Elongation Rate (%) | 12 | ||||||||
Breaking Elongation Rate (%) | 700 | ||||||||
Rectangular Tear Strength (N) | 93 | 125 | 156 | 187 | 249 | 311 | 374 | ||
Puncture Strength (N) | 240 | 320 | 400 | 480 | 640 | 800 | 960 | ||
Environmental Stress Crack Resistance (h) (A single point of incision constant tensile method) |
300 | ||||||||
Carbon Black | |||||||||
Carbon Black Content(Rang) (%) | 2.0~3.0 | ||||||||
Carbon Black Dispersion | Nine of 10 observation area should be grade 1 or grade 2, not more than 1 of grade3 | ||||||||
Oxidative Induction Time (OIT) | |||||||||
Standard OIT (min) | 100 | ||||||||
High Pressure OIT (min) | 400 | ||||||||
85℃ Oven Ageing (Minimum Average) | |||||||||
90 days after baking, the standard OIT retention(%) | 55 | ||||||||
90 days after baking, the hight pressure OIT retention(%) | 80 | ||||||||
The Anti-UV Strength | |||||||||
Ultraviolet irradiation after 1600 hours, the standard OIT retention(%) | 50 | ||||||||
Ultraviolet irradiation after 1600 hours, the high pressure OIT retention(%) | 50 | ||||||||
-70℃ The Low Temperature Embrittlement Performance mpact | Pass | ||||||||
Water Vapor Penetration Coefficient g.cm (cm2.s.Pa) | ≤1.0X10-13 | ||||||||
Dimensional Stability | ±2 |
Product Specification and Technical Index (GH-1 & GB/T 17643-2011)
Specification Item |
0.30 | 0.50 | 0.75 | 1.00 | 1.25 | 1.50 | 2.00 | 2.50 | 3.00 | Remark | |
Thickness (mm) | 0.30 | 0.50 | 0.75 | 1.00 | 1.25 | 1.50 | 2.00 | 2.50 | 3.00 | ||
Density (g/c㎡,≥) | 0.94 | ||||||||||
Tensile Yield Strength (N/mm, ≥,LD/TD) | 4 | 7 | 10 | 13 | 16 | 20 | 26 | 33 | 40 | ||
Tensile Breaking Strength (N/mm, ≥,LD/TD) | 6 | 10 | 15 | 20 | 25 | 30 | 40 | 50 | 60 | ||
Yield Elongation Rate (%,≥,LD/TD) | - | - | - | 11 | |||||||
Breaking Elongation Rate (%,≥,LD/TD) | 600 | ||||||||||
Rectangular Tear Load (N,≥,LD/TD) | 34 | 56 | 84 | 115 | 140 | 170 | 225 | 280 | 340 | ||
Puncture Strength (N,≥) | 72 | 120 | 180 | 240 | 300 | 360 | 480 | 600 | 720 | ||
Carbon Black Content (%) | 2.0~3.0 | ||||||||||
Carbon Black Dispersion | Less than 1date of Grade 3 out of 10 data, grade 4,grade 5 is not allowed |