Edited by Lucia-Haoyang Environmental Co.,Ltd

I. Understanding HDPE Geomembranes

1. Definition and compositions of HDPE Geomembranes

HDPE geomembranes are impermeable liners made from high-density polyethylene resin, designed to prevent fluid migration in various applications. Typically, they consist of approximately 97.5% polyethylene, 2.5% carbon black, and trace amounts of antioxidants and heat stabilizers.

2. Key Properties of HDPE Geomembranes

l Chemical Resistance: HDPE geomembranes exhibit excellent resistance to a wide range of chemicals, making them suitable for various containment applications.

l Durability: They are known for their high tensile strength and puncture resistance, ensuring long-term performance.

l Flexibility: Despite their strength, HDPE geomembranes maintain flexibility, allowing them to conform to uneven surfaces.

3. Manufacturing Standards

Haoyang Environmental Co., Ltd., a leading source factory, follows strict manufacturing standards. Their products meet international standards including the American GRI-GM13 and the Chinese GB/T17643-2011, ensuring product reliability and performance.

II. Applications of HDPE Geomembrane in Agriculture

1. Irrigation Ponds and Canals

HDPE geomembranes are widely used to line irrigation ponds and canals, preventing water loss through seepage and ensuring efficient water management. According to studies, traditional earthen canals can lose up to 30% of their water through seepage. In contrast, HDPE-lined canals reduce this loss to less than 5%.

2. Waste Containment

In agricultural settings, these geomembranes serve as barriers in waste containment systems, preventing contaminants from leaching into the soil and groundwater. With a lifespan exceeding 50 years under normal conditions, HDPE geomembrane offers a durable solution for long-term soil protection.

3. Reservoirs and Water Storage

Lining reservoirs with HDPE geomembranes ensures water availability during dry periods, supporting sustainable agricultural practices.

4. Lining for Agricultural Structures

From silage pits to manure storage, HDPE geomembrane is the ideal choice for lining agricultural structures. It prevents the contamination of groundwater and soil by containing liquids and solids effectively. The table below outlines the typical thickness and tensile strength of HDPE geomembrane used in such applications, based on GB/T17643-2011 standards:

III. Applications of HDPE Geomembrane in Aquaculture

In aquaculture, pond liners must withstand constant exposure to water, chemicals, and varying weather conditions. HDPE geomembrane excels in this regard, offering a seamless, watertight lining that enhances pond integrity. Its UV resistance ensures long-lasting performance, even in harsh environments.

1. Fish and Shrimp Ponds

HDPE geomembranes provide a controlled environment for aquaculture by lining ponds, reducing contamination risks, and enhancing farm productivity.

2. Water Treatment Systems

In aquaculture facilities, these geomembranes are used in water treatment systems to prevent pollutants from entering natural water bodies.

3. Containment of Effluents

They are essential in containing effluents from aquaculture operations, ensuring compliance with environmental regulations.

IV. Haoyang Environmental Co., Ltd.: A Trustful Source Factory of HDPE Geomembranes

1. Company Overview

Haoyang Environmental Co., Ltd. is a reputable manufacturer specializing in geosynthetic materials, including HDPE geomembranes. With advanced production facilities, the company serves clients worldwide, providing customized solutions for various applications.

2. Product Range

Haoyang offers a diverse range of geomembranes, including smooth and textured surfaces, catering to different project requirements.

l Smooth surface:better impermeability, which are suitable for lining water storage areas.

l Textured surface:with higher friction, which are good for slopes in aquaculture ponds to prevent the membranes from slipping.

3. Quality Assurance

Haoyang has a unique national accredited laboratory (CNAS accredited) in the industry. The laboratory was established in July 2009 and covers an area of more than 400 square meters.

There are 16 professional testers in chemical, textile, polymer and other fields, and 57 standardized experimental instruments. The test items, especially the durability index test, such as oxidation induction time, environmental cracking resistance, etc. can be self-tested. It can undertake the performance test of raw materials and finished products of all geotechnical engineering materials.

V. Technical Specifications and Performance Data

1. Physical Properties

The physical properties of HDPE geomembranes, such as tensile strength and elongation at break, are critical indicators of their performance. These properties ensure that the geomembranes can withstand various stresses during installation and throughout their service life.

2. Chemical Resistance

HDPE geomembranes exhibit excellent resistance to a wide range of chemicals, including acids, alkalis, and hydrocarbons. This chemical resistance makes them suitable for applications where exposure to aggressive substances is a concern.

3. Durability and Longevity

The durability of HDPE geomembranes is influenced by factors such as UV resistance, thermal stability, and resistance to environmental stress cracking. These characteristics contribute to their long service life, even in harsh environmental conditions.

0.75 mm double smooth HDPE geomembrane.pdf

VI. Installation and Maintenance Considerations

1. Installation Techniques

Proper installation is crucial for the effective performance of HDPE geomembranes. Techniques such as extrusion welding and fusion welding are commonly employed to ensure secure seams and joints.

2. Quality Control

Implementing rigorous quality control measures during installation, including seam testing and inspection, ensures the integrity of the geomembrane lining system.

3. Maintenance Practices

Regular inspection and maintenance of HDPE geomembrane installations help identify and address potential issues, such as punctures or tears, thereby extending the service life of the lining system.

VII. Environmental and Economic Benefits

1. Environmental Protection

By preventing seepage and contamination, HDPE geomembranes play a vital role in protecting soil and water resources, contributing to environmental sustainability.

2. Cost-Effectiveness

The long service life and minimal maintenance requirements of HDPE geomembranes offer economic advantages, making them a cost-effective solution for containment applications.

3. Regulatory Compliance

Utilizing HDPE geomembranes helps industries comply with environmental regulations, avoiding potential fines and enhancing corporate responsibility.

In conclusion, HDPE geomembranes are indispensable in agriculture and aquaculture for effective containment and environmental protection. Haoyang Environmental Co., Ltd. stands out as a reliable source factory, offering products that meet international standards and cater to the specific needs of these industries.

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