PRODUCT INTRODUCTION

Drainage Geonet
Update time:2021-08-21
Drainage Geonet

Drainage Geonet Description

Drainage geonet, also called Composite Geonet, is a two or three-layer three-dimensional drainage geosynthetic product which are often made with polypropylene PP or regenerated HDPE (called geonet) and covered with single- or double-sided thermally heat-bonded nonwoven geotextile on both sides or one side.

The geonet has high drainage performance which is made of high quality polyethylene resin, adding 2-3% carbon black, anti-UV and anti-oxidant processed by special extruding technology. Nuolian brand drainage net has excellent performance than traditional draining gravel. The 3D composite drainage net combines the characteristics and functions of geonet and geotextile, it has the comprehensive charateristics of anti-filtration, good drainage, air permeability and high strengthen and  protection reinforcement. It is an ideal new drainage geo material.

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Tags: Composite Geonet, Drain Net, Drainage Geonet, Geosynthetics

Drainage Geonet Features

● Share the feature of Geonet and Geotextile

● Good permeability

● Strong drainage ability

● High tensile strength

● High chemical resistance stability

● High friction coefficient

● Effectively keep sand and gravel particles out to maintain long-term stable drainage

● Good corrosion resistance, good acid and alkali resistance

● Long service life

● Easy deployment

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Drainage Geonet Applications

Three dimensional drainage net can be installed under the road base to prevent sand and gravel into geonet and provide effective drainage and reinforcement at the same time, it can also installed between the foundation and base to facilitate drainage. Drainage net is widely used in railway, tunnel, highway, municipal, dam, slope protection, garbage landfill, wall back garden, and field drainage reinforcement projects.

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Drainage Geonet Certificate From TRI

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Technical Data Sheet

Property                Unit                NLDG50/D200                NLDG63/D200                NLDG70/D200                NLDG80/D200                NLDG90/D200                Test Standard                
Drainage Net Specification                
Hydraulic conductivity (MD)                m2/s                2.8×10-32.8×10-33.2×10-34.0×10-35 x10-3 ASTM D4716                
 Puncture Resistance                 KN/m                 0.17                 0.17                 0.17                 0.17                 0.17                 ASTM D7005                
Core Material Geonet Specification                
Thickness                mm                5                6.3                7                8                9                ASTM D5199                
 Density                g/cm-3 0.94                 0.94                 0.94                 0.94                0.94                 ASTM D1505                
 Carbon Black Content                 %                2                 2                 2                 2                 2                 ASTM D1603                
 Tensile strength (MD)                 kN/m                8                10                12                14                16                ASTM D7199                
 Hydraulic conductivity (MD)                m2/s                6                8                10                 12                14                ASTM D4716                
Geotextile Specification                
Unit weight                g/m2200                 200                200                200                200                
Geotextile type                      Continuous filament non-woven geotextile                

About Nuolian

Nuolian had been specializing in delivering one stop geosynthetics products and solutions to worldwide customers since its foundation in 2010.  Nuolian had provided many types of effective and state of  the art  geomembranes, geotextiles, geocells, geosynthetic clay liners (GCLs), drainage boards, geogrids 3D geomat to over 36 countries. Our main customers are from Australia, France, Sweden, UK, Hong Kong, Hungary, New Zealand, Poland, Mexico, Ecuador, Brazil, Pakistan, Bangladesh, Thailand, Vietnam, Malaysia, Indonesia, Singapore, Philippines, Sri Lanka, India, UAE, Saudi Arabia, Qatar, Kenya, Ghana, Ethiopia, Somalia, Nigeria, South Africa, Swaziland, Mongolia etc.

Nuolian is not only manufacturing best quality geosynthetics products but also providing professional design and installation service. OEM, ODM, custom development and fabrication are also available. 

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