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Nonwoven Geotextile for Construction Project

July 11, 2018

pp geotextile

Overview

Nonwoven geotextile is a type of engineered textile material that is specifically designed for use in geotechnical and civil engineering applications. Geotextiles are used to improve the performance of soil and other geotechnical materials in various construction, drainage, erosion control, and filtration projects. Nonwoven geotextiles are made from synthetic fibers that are mechanically bonded together to form a fabric with specific properties suited to their intended applications.

Key characteristics and applications of nonwoven geotextiles include:

Material Composition: Nonwoven geotextiles are typically composed of synthetic fibers such as polyester, polypropylene, or a combination of both. These fibers are randomly arranged and mechanically bonded through processes like needle punching, heat bonding, or spunbonding.

Porosity and Permeability: Nonwoven geotextiles are designed to have controlled levels of porosity, allowing water to pass through the fabric. This permeability facilitates drainage, filtration, and soil stabilization, preventing the buildup of excess water that could lead to erosion, subsidence, or other issues.

Separation and Stabilization: One of the primary functions of nonwoven geotextiles is to separate different layers of soil and aggregate materials. By acting as a barrier, the geotextile prevents the mixing of fine and coarse particles, maintaining the integrity of each layer. This separation also helps prevent the contamination of drainage systems.

Filtration: Nonwoven geotextiles serve as effective filters, allowing water to flow through while retaining soil particles. This prevents clogging of drainage systems and provides erosion control by reducing water-induced soil displacement.

Erosion Control: Nonwoven geotextiles are commonly used in erosion control applications to stabilize slopes, embankments, and shorelines. The fabric helps prevent soil erosion by stabilizing soil particles, slowing down water flow, and providing a barrier against surface runoff.

Road Construction: Nonwoven geotextiles are used in road construction to enhance the performance and longevity of roads, railways, and other transportation infrastructure. They can be placed beneath road surfaces to provide separation, filtration, and reinforcement, thereby reducing the potential for rutting and pavement cracking.

Drainage Systems: These geotextiles are used to facilitate efficient drainage systems by allowing water to flow while preventing soil migration. They are often employed in applications like retaining walls, drainage trenches, and subsurface drainage systems.

Landfills: Nonwoven geotextiles are used in landfill engineering to protect the lining system from punctures caused by sharp waste materials. They help distribute loads, prevent leakage, and improve the overall stability of the landfill structure.

Environmental Protection: In environmental applications, nonwoven geotextiles are used to prevent soil erosion and promote vegetation growth in areas prone to erosion. They help establish stable environments for plants and ecosystems.


 The mass per unit area is 90-1200g/m2. The product is cut to size according to the size requirements, and  Road, Railwy roadbed reinforcement, Protection, Isolation, Filtration, Drainage, High-speed rail sliding layer, Airport, Harbor reinforcement protection.

For more content, please follow this site: www.geosynthetic.com
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Mr. Maple.Zhao - Africa Market Director

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