Geogrid series

Polyester geogrid

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2023/4/28 Viewed：

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performance

　　Adopting high-strength polyester industrial filament, weaving directional structure, fully utilizing the yarn strength in the fabric, and improving its mechanical properties. Good tensile strength, tear resistance, and creep resistance; High strength and high modulus; Capable of withstanding corrosion from various chemicals and high temperature resistance.

scope of application

　　Strengthening of roads, railways, riverbanks, slope support, and road surfaces.

Technical Parameter

Reference standard: Q/CR549.2-2016

project		specifications
project		GGR/PET/BK30-30	GGR/PET/BK50-50	GGR/PET/BK80-80	GGR/PET/BK100-100	GGR/PET/BK200-200
Dimension	Mass per unit g/㎡	≥120	≥170	≥270	≥330	≥670
	Inner hole size mm	15≤A≤30 15≤B≤30
	wide in width m	3.0-6.0
Mechanical	Nominal tensile strength in both longitudinal and transverse directions,≥KN/m	30	50	80	100	200
	Tensile strength at 2% elongation in both longitudinal and transverse directions,≥KN/m	10.5	17.5	28	35	70
	Tensile strength at 5% elongation in both longitudinal and transverse directions,≥KN/m	21	35	56	70	140
	Nominal elongation in both longitudinal and transverse directions,%	8.0%-13.0%
Durability	UV resistance retention rate	≥80%
A is the internal control size of the geogrid, and B is the width of the inner hole of the geogrid

Reference standard: JT/T1432.1-2022

Model Item	30-30		50-50		80-80	100-100		200-200
Nominal tensile strength in both longitudinal and transverse directions,≥KN/m	30		50		80	100		200
Nominal elongation in both longitudinal and transverse directions,%	≤13
Tensile strength at 2% elongation in both longitudinal and transverse directions,KN/m	≥5.4	≥9		≥14.4			≥18		≥36
Tensile strength at 5% elongation in both longitudinal and transverse directions,KN/m	≥10.8	≥18		≥28.8			≥36		≥72
wide in width	4-6m

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