Earthwork of The Pond Lagoon Drainage Layer High Density Polyethylene Geomembrane Dam Liner in Indonesia/Thailand/Australia/Brazil/Philippines/Bolivia/Venezuela

Product Description

Earthwork Of The Pond Lagoon Drainage Layer High Density Polyethylene Pit Geomembrane Liner in Indonesia/Thailand/Australia/Brazil/Philippines/Bolivia/Venezuela

Application

Key Properties Of HDPE Lining

HIGH TENSILE STRENGTH
HDPE geomembranes can be formulated to have tensile strengths exceeding 3000 psi. This gives them tear and puncture resistance compared to other geomembrane materials. The material retains flexibility without compromising on strength.

HIGH TENSILE STRENGTH
HDPE geomembranes can be formulated to have tensile strengths exceeding 3000 psi. This gives them tear and puncture resistance compared to other geomembrane materials. The material retains flexibility without compromising on strength.

LOW PERMEABILITY
Properly manufactured HDPE geomembranes have a permeability coefficient of 10^-14 m/s or lower. This means they are virtually impermeable to water, gases, and other liquids.

RESISTANCE TO ENVIRONMENTAL STRESS CRACKING
HDPE is designed to resist cracking or crazing that can occur over time with exposure to organic contaminants. Stress cracking would compromise the liner's containment performance.

RESISTANCE TO UV DEGRADATION
HDPE contains carbon black and other UV inhibitors that prevent damage from long-term sunlight exposure. The liners retain their flexibility and strength over years of exposure during installation or use.

CHEMICAL RESISTANCE
HDPE offers broad chemical resistance to acids, bases, oxidizers, organic chemicals, saline solutions, and more. It provides performance and durability where contamination is aggressive.

THERMAL STABILITY
The material retains flexibility and impact resistance in temperatures ranging from -70°F to 180°F. This allows it to withstand temperature extremes in different climates.

SHEAR RESISTANCE
Properly textured HDPE geomembranes provide sufficient interface friction with soils and geotextiles to resist shear forces. This provides slope stability for lined embankments.

FASTENER RETENTION
The material allows strong heat or ultrasonic welding to attach seam tapes and fasteners without compromising the liner. Robust seams can be constructed.

 

 

Customizable standard

HDPE Geomembrane Specification

Tested Property	Test Method	Frequency	Minimum Average Value
Thickness, (minimum average) mm	ASTM D 5199	every roll	0.75	1.0	1.5	2.0	2.5	3.0
Density, g/cm3	ASTM D 1505	every 5th roll	0.94	0.94	0.94	0.94	0.94	0.94
Tensile Properties (each direction):
Strength at Break, N/mm-width	ASTM D 6693, Type IV	every 5th roll	21	28	43	57	71	85
Strength at Yield, N/mm-width			11	15	23	30	38	45
Elongation at Break, %	G.L. 51 mm (2.0 in)		700	700	700	700	700	700
Elongation at Yield, %	G.L. 33 mm (1.3 in)		13	13	13	13	13	13
Tear Resistance, N (lb)	ASTM D 1004	every 5th roll	93 (21)	125 (28)	187 (42)	249 (56)	311 (70)	373 (84)
Puncture Resistance, N (lb)	ASTM D 4833	every 5th roll	263(59)	352(79)	530(119)	703(158)	881(198)	1,059 (238)
Carbon Black Content, %	ASTM D 1603 / D 4218	every 5th roll	2.0-3.0	2.0-3.0	2.0-3.0	2.0-3.0	2.0-3.0	2.0-3.0
Notched Constant Tensile Load, hrs	ASTM D 5397, Appendix	90,000 kg	400	400	400	400	400	400
Oxidative Induction Time, minutes	ASTM D 3895, 200° C; O2, 1 atm	90,000 kg	>100	>100	>100	>100	>100	>100
TYPICAL ROLL DIMENSIONS
Roll Length, m			280	210	140	105	85	70
Roll Width, m			7.0/8.0	7.0/8.0	7.0/8.0	7.0/8.0	7.0	7.0

Geomembrane are an important type of synthetic membranes that have become essential in modern civil engineering practices. The beginnings of geomembranes can be traced back to the early 20th century when the chemical industry developed PVC and PTFE. These early synthetic polymers were used primarily for insulation, but over time they came to be used as waterproofing materials. The first geomembrane was introduced in the 1950s and was made of PVC. This was followed by the development of other synthetic polymers like HDPE, which are still used today as primary geomembrane materials.

Over the years, geomembranes have become increasingly prevalent in a wide range of applications including the waterproofing of ponds, landfills, canals, tunnels, and other structures that require protection from water infiltration. The use of geomembranes has increased due to their many advantages such as their flexibility, tensile strength, chemical properties, ease of installation, and durability. More resilient materials have also been developed to withstand harsher conditions such as extreme temperatures and natural disasters.

 

Production Flow

About Geomembrane life timeGeomembrane life time
High-density polyethylene (HDPE) is a thermoplastic polymer with excellent chemical and physical properties. It is the most popular material used in the manufacturing of geomembranes. HDPE geomembranes have a predicted service life span of more than 100 years.

The long life span of HDPE geomembranes is attributed to their ability to resist environmental factors such as chemical degradation, ultraviolet radiation, and stress cracking. Additionally, HDPE geomembranes have a high degree of flexibility, elasticity, and puncture resistance, making them a reliable and durable solution for various applications.

There are many factors that can impact the life span of HDPE geomembranes, such as the quality of installation, soil conditions, and exposure to external factors such as a high concentration of chemicals or extreme weather conditions. However, with proper installation and maintenance, HDPE geomembranes can provide an exceptional performance over a very long period.

Furthermore, the use of HDPE geomembranes presents significant benefits compared to other materials such as concrete or clay. HDPE geomembranes are more economical, lightweight, and easier to handle, transport and install. They also provide a superior level of protection against leakage compared to other materials.

In conclusion, HDPE geomembranes have a long life expectancy due to their resistance and durability, making them a reliable solution for a variety of applications such as waste containment and water conservation. With proper installation and maintenance, HDPE geomembranes can provide a cost-effective and sustainable solution for many years to come.

Packaging & Shipping

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.

 

Related product

 

 

 

Company Profile

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.

 

FAQ

1. What is HDPE geomembrane, and what role does it play in geotechnical engineering?
HDPE geomembrane is a type of plastic material used in geotechnical engineering to prevent water or other fluids from penetrating soils or other porous materials. Its primary role is to serve as an impermeable barrier between the underlying foundation material and the surrounding soil or water.

2. What are some of the key benefits of using HDPE geomembrane?
Some of the key benefits of HDPE geomembrane include its high durability, resistance to chemical and environmental damage, flexibility, and ease of installation. It is also relatively light-weight and affordable compared to other materials such as concrete or steel.

3. What are some common applications for HDPE geomembrane?
Some common applications for HDPE geomembrane include lining wastewater treatment ponds, landfill and hazardous waste containment areas, and irrigation and aquaculture systems. It is also used in a variety of mining and construction projects to prevent soil erosion, stabilize slopes, and protect foundations from water damage.

4. What factors should be considered when selecting and designing an HDPE geomembrane system?
Factors that should be considered when selecting and designing an HDPE geomembrane system include the type of soil and water conditions present at the site, the anticipated loads and stresses that the membrane will be subjected to, and the local climate and environmental factors that may impact the membrane's performance over time. It is also important to consider factors such as installation and maintenance costs, as well as the long-term sustainability and environmental impact of the proposed design.

5. How is HDPE geomembrane installed and maintained?
HDPE geomembrane is typically installed using a variety of attachment methods, including welding, adhesive bonding, and mechanical anchoring. Once installed, the membrane should be regularly inspected and repaired as needed to prevent leaks or damage. Regular maintenance may include testing the membrane for permeability, repairing tears or punctures, and ensuring proper drainage and erosion control measures are in place.

6. What are some potential environmental concerns associated with HDPE geomembrane systems?
Some potential environmental concerns associated with HDPE geomembrane systems include the potential for groundwater contamination due to leaks or improper disposal of the membrane material. To mitigate these risks, it is important to follow best practices for installation, maintenance, and disposal of the material, and to carefully consider the potential long-term environmental impacts of the proposed design.