Heavy Duty HDPE Geomembrane Liner for Gold and Copper Mining heap leaching in Congo
HDPE Geomembrane Specification
Item |
Test Value |
RH0.30
mm |
RH0.5
mm |
RH0.75
mm |
RH1.0
mm |
RH1.5
mm |
RH2.0
mm |
RH3.0
mm |
| Minimum Density(g/cm³) |
0.94 |
| Strength at yield,N/mm |
5 |
8 |
11 |
15 |
22 |
29 |
44 |
| Strength at break ,N/mm |
8 |
14 |
20 |
28 |
40 |
53 |
80 |
| Elongation at yield,% |
13 |
| Elongation at break,% |
720min |
| Tear Resistance N |
40 |
65 |
93 |
125 |
190 |
250 |
375 |
| Puncture Resistance N |
105 |
176 |
240 |
320 |
480 |
640 |
960 |
| Stress Crack Resistance, hrs |
300 |
| Carbon Black Content, % |
2.0-3.0 |
| Carbon Black Dispersion |
1 or 2 |
| Standard OIT Min |
100 |
| High Pressure OIT Min |
400 |
| 85ºC Heat aging(OIT Retention rate at Normal pressure after 90d ) % |
85 |
| UV resistance (OIT retention rate after 1600 hours of UV radiation) |
65 |
| Impact Cold Crack at -70°C |
Pass |
Water vapor permeability
(g.cm/cm2 .s.Pa) |
≤1.0×10-13 |
| Dimensional Stability (%) |
±2 |
Geomembranes are used in many construction and environmental projects such as landfills, mining and wastewater treatment. They act as a waterproof barrier, preventing the leakage of liquids and gases. The thickness of a geomembrane is a key factor in determining its effectiveness in different projects. Here are some basic tips for choosing the right geomembrane thickness for a specific project.
First, consider the type of fluid or gas that the geomembrane will be exposed to. Different liquids and gases have different chemical and physical properties that may affect the durability of the geomembrane. For example, landfills and waste control facilities require high-density polyethylene (HDPE) geomembranes in thicknesses of 60 mils and above to prevent hazardous waste leakage.
Second, assess the slope and topography of the project site. Geomembranes used on steep slopes and high traffic areas require thicker materials to reduce the risk of punctures and tears. The topography of the site will also determine the optimal thickness of the geomembrane to prevent heaving and sliding.
Third, the size and scope of the project is another key factor to consider. Larger projects, such as groundwater remediation projects, may require thicker geomembranes and additional reinforcement layers to withstand the high water pressure of the surrounding soil.
Finally, budget constraints and project timelines may also affect geomembrane thickness selection. Thicker materials are generally more expensive and may require a more labor-intensive installation process, increasing the overall project cost. However, investing in a high-quality, appropriately-thickness geomembrane can save money in the long run by reducing maintenance and repair costs.
In summary, selecting the appropriate geomembrane thickness is critical to the success of any construction or environmental project. Thoroughly analyze site conditions, project scope, and budget constraints to make an informed decision. It is crucial to work with an experienced contractor who can help you choose the best geomembrane thickness for your project.
HDPE geomembrane how to use for Wastewater Treatment Process.
HDPE geomembranes are an excellent choice in wastewater treatment processes, and here's why. First and foremost, it is a highly effective barrier that prevents contaminants from escaping into the surrounding environment. Additionally, it is flexible and durable, making it ideal for a variety of applications.
To use HDPE geomembrane for wastewater treatment, the first step is to properly prepare the site. This usually involves excavating the area, removing any organic material, and compacting the soil to ensure a stable foundation. Once the site is ready, the geomembrane can be installed.
Geomembranes are typically laid out in large sheets and then welded together at the seams using specialized equipment. This creates a seamless barrier that can withstand the harsh conditions of wastewater treatment. After a geomembrane is installed, it can be covered with soil or other materials to provide additional protection and stability.
One of the main advantages of using HDPE geomembrane in wastewater treatment is its ability to prevent water loss. This is especially important where water is scarce or expensive to treat. In addition, geomembranes can help prevent contaminants from migrating into groundwater sources, protecting human health and the environment.
Overall, HDPE geomembranes are an excellent choice for wastewater treatment processes. Its durability, flexibility and effectiveness make it a reliable solution for a range of applications, from industrial wastewater treatment to municipal sewage treatment. By using HDPE geomembranes, we can ensure that our water resources are protected and conserved for future generations
High-density polyethylene (HDPE) liner is one of the most widely used geomembranes in the world. It is a durable and flexible material that is designed to protect the environment, prevent water loss, and provide a variety of other benefits. Here are 20 characteristics of HDPE liner that make it a popular choice:
1. Resistant to chemicals: HDPE liner is resistant to a wide range of chemicals, including acids, alkalis, and hydrocarbons.
2. UV-resistant: HDPE liner is resistant to UV radiation, which makes it ideal for use in areas with high levels of sunlight exposure.
3. Stable under extreme temperatures: HDPE liner can withstand extreme temperatures and remain stable.
4. Flexible: HDPE liner is highly flexible and can conform to irregular surfaces.
5. Strong and durable: HDPE liner is strong and durable, which makes it resistant to punctures and tears.
6. High tensile strength: HDPE liner has high tensile strength, which means it can withstand heavy loads and pressure.
7. Lightweight: HDPE liner is lightweight, which makes it easy to transport and install.
8. Waterproof: HDPE liner is waterproof, which makes it ideal for lining ponds, reservoirs, and other water containment structures.
9. Prevents soil erosion: HDPE liner can prevent soil erosion by stabilizing the soil and preventing water from seeping through.
10. Excellent barrier properties: HDPE liner has excellent barrier properties, which means it can prevent the migration of liquids and gases.
11. Resistant to root penetration: HDPE liner is resistant to root penetration, which makes it ideal for use in landscaping and horticulture.
12. Easy to weld: HDPE liner is easy to weld, which makes it easy to install and repair.
13. Long-lasting: HDPE liner has a long lifespan, which makes it a cost-effective solution.
14. Recyclable: HDPE liner is recyclable, which makes it an environmentally friendly choice.
15. Low maintenance: HDPE liner requires very little maintenance, which reduces costs and downtime
16. Versatile: HDPE liner can be used in a variety of applications, including landfill liners, secondary containment systems, and wastewater treatment plants.
17. Resistant to impact: HDPE liner is resistant to impact, which means it can withstand heavy traffic and machinery.
18. Compatible with other materials: HDPE liner is compatible with other materials, which makes it easy to integrate into existing structures.
19. Resistant to oxidation: HDPE liner is resistant to oxidation, which means it can withstand long-term exposure to air and water.
20. Safe for the environment: HDPE liner is safe for the environment and does not release any harmful chemicals or toxins.
HDPE Geomembrane Packing and Delivery
1. The products are usually tied with packing tape.The packaging size and container capacity of the product are different from the product specifications
2. Container transportation, according to your project request.
3. Port: Qingdao, China.
Tai'an City RuiHeng Building Materials Co., Ltd is specialized in the research, development, production and sales of geosynthetic materials, plastic products and plastic machinery. Our company is devoted to geosynthetic material research and development and application.
Our main products are hdpe geomembrane liner,plastic geogrid, geotextile,3D geomat,geocell,geomembrane welding machine,extrusion welder and welding rod,etc. Our products have been widely used by clients in more than 20 countries and regions. Our products are applied in aquaculture, railways, highways, water conservancy, electric power, metallurgy, ports and municipal engineering construction. We have won the praises of customers.
1. How is HDPE geomembrane manufactured?
HDPE geomembrane is manufactured through the process of extrusion, where molten polyethylene is extruded through a die to produce a flat sheet. The sheets are then welded together to produce a large area of liner.
2. What makes HDPE geomembrane ideal for gold mining heap leaching liner?
HDPE geomembrane is ideal for gold mining heap leaching liner due to its excellent chemical resistance to corrosive liquids and its ability to maintain its structural integrity even under high stress and extreme temperature conditions.
3. How does HDPE geomembrane protect the environment during gold mining heap leaching?
HDPE geomembrane acts as a barrier to prevent the leachate from contaminating the surrounding environment. This helps to protect the soil, groundwater, and surface water from contamination by toxic chemicals.
4. Is HDPE geomembrane easy to install?
HDPE geomembrane is easy to install and can be welded together quickly and easily using a thermal fusion process. This makes it an efficient and cost-effective solution for gold mining heap leaching liner.
5. How long will HDPE geomembrane last?
HDPE geomembrane has a long service life and can last for over 50 years if installed correctly and maintained properly.
6. Is HDPE geomembrane safe for the environment?
HDPE geomembrane is safe for the environment and does not contain any harmful chemicals that could leach into the surrounding soil or groundwater.
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