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Geotechnical engineering PP Biaxial Geogrid

Polyester biaxial geogrid is manufactured from high tenacity multifilament polyester yarns and coated with durable polymer, it is used to stabilize the earth structures, such as road, highway, railway, airport, MSE wall, steep slope and pavement construction.

Commodity name： Geotechnical engineering PP Biaxial Geogrid

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Description

Introduction

Bidirectional geogrid is a commonly used geotechnical material composed of high-strength polyester or polypropylene fiber bundles with interwoven fiber nodes. The bidirectional geogrid has a wide range of applications, including but not limited to the following aspects:

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Applications

Geotechnical engineering: Bidirectional geogrids can be used for slope protection, embankment protection, and bank protection on soil and rock slopes to prevent soil erosion and collapse. It can enhance the tensile strength and shear resistance of the soil, increase the stability and sliding resistance of the slope surface.

Road and railway engineering: Bidirectional geogrids can be used for roadbed reinforcement, soft foundation treatment, and embankment slope protection engineering. It can disperse loads, increase the bearing capacity of soil, slow down road settlement and lateral deformation, and extend the service life of roads and railways.

Working Drawing

Hydraulic engineering: Bidirectional geogrids can be used for river regulation, dam reinforcement, and reservoir protection engineering. It can increase the soil's ability to resist erosion and erosion, and protect water conservancy facilities from the erosion and impact of water flow.

Mining engineering: Bidirectional geogrids can be used for slope top protection, tailings pond reinforcement, and soil treatment at the bottom of the pit. It can enhance the stability and tensile strength of soil, reduce the settlement and deformation of soil.

Environmental protection engineering: Bidirectional geogrids can be applied to projects such as landfills, sewage treatment plants, and ecological restoration areas. It can enhance the stability and load-bearing capacity of soil, improve the stability and sustainability of geological environment.

In summary, bidirectional geogrids have good tensile strength, shear resistance, and permeability, and are widely used in geotechnical engineering, road and railway engineering, water conservancy engineering, mining engineering, and environmental protection engineering. It can improve the strength and stability of soil, enhance the durability and safety of engineering structures.

Specifications

Item	Test Method	Unit	PBX1515		PBX2020		PBX3030		PBX4040		PBX5050
Item	Test Method	Unit	MD	TD	MD	TD	MD	TD	MD	TD	MD	TD
Polymer	-	-	PP
Minimum Carbon Black	ASTM D 4218	%	2
Tensile Strength	ASTM D 6637	kN/m	15	15	20	20	30	30	40	40	50	50
Tensile Strength @ 2% Strain	ASTM D 6637	kN/m	5	5	7	7	10.5	10.5	14	14	17.5	17.5
Tensile Strength @ 5% Strain	ASTM D 6637	kN/m	10.5	10.5	14	14	21	21	28	28	35	35
Elongation	ASTM D 6637	%	13	13	13	13	13	13	13	13	13	13
Junction Efficiency	GRI GG2	%	93	93	93	93	93	93	93	93	93	93
Flexural Rigidity	ASTM D 7748	mg-cm	250,000		750,000		2,000,000		4,800,000		8,000,000
Aperture Stability	ASTM D 7864	m-N/deg	0.32		0.50		0.75		0.98		1.10
Aperture Size	-	mm	38	38	38	38	36	36	35	35	33	33
Roll Width	-	m	3.95 or 5.95
Roll Length	-	m	50