Geosynthetic Clay Liner (GCL) /Lake Hydraulic Barriers

Loading Port:Qingdao

Payment Terms:TT OR LC

Min Order Qty:5000 m²

Supply Capability:100000 m²/month

Geosynthetic Clay Liner (GCL) /Lake Hydraulic Barriers

Specification:

Mass per unit ≥ 4000g / m²

Width: 4-6 m

size: 5.8 x 30m , or customized

bentonite sandwiched between two layers of geotextile

GCL

Features:

1) compacted with clay liner, it has the advantages of
small size, light weight, good flexibility and compactibility

2) easy for construction and suitable for uneven settlement.

3) not affected by temperature

4) permanent waterproofness

5) eco-friendly

Applications:

GCL Technical Index

Item		Specification
		GCL-NP	GCL-OF		GCL-AH
Mass per unit g/m2		≥ 4000 (not less than the specified value)		≥ 4000 (not less than the specified value)	≥ 4000 (not less than the specified value)
GCL expansion index ml/2g		≥24		≥24	≥24
Blue absorption power g/100g		≥ 30		≥ 30	≥ 30
Tensile Strength N/ 100mm		≥ 600		≥ 700	≥ 600
Elongation at maximum load %		≥ 10		≥ 10	≥ 8
Peel strength N / 100mm	Nonwoven geotextile and woven geotextile	≥ 40		≥ 40	-
	PE geommebrane and nonwoven geotextile	-		≥ 30	-
Permeability coefficient m/s		≤ 5.0x10-11		≤ 5.0x10-12	≤ 1.0x10-12
Hydrostatic pressure resistant		0.4 Mpa , 1h, no leakage		0.6 Mpa ,1h,no leakage	0.6Mpa ,1h, no leakage
Filter loss ml		≤ 18		≤ 18	≤ 18
Durability of bentonite ml/ 2g		≥ 20		≥ 20

FAQ: