Unit weight 4000 g/m2 gcl bentonite clay liner

Unit weight 4000 g/m2 gcl bentonite clay liner High quality width 1-4m china engineering safety first brand

  Unit weight 4000 g/m2 gcl bentonite clay liner

Specification

Unit weight ≥4000gsm,width of 4-6m

Characteristics

Compared with clay liner ,it has the advantages of small size,light weight ,good flexibility and sea easy for construction and suitable for uneven settlement.

Usage

Mainly used in environmental engineering or landfill emissions undergroud reseroirs.undergroud infrastructure construction projests sealing solution ,segregation ,anti-leakage,good effect,anti-destructive

GCL (geosynthetic clay liner )Specification (JG/T193-2006)

item		GCL-NP	GCL-OF	GCL-AH
g/m2		≥4000	≥4000	4000
ml/2g  swell index		≥ 24	≥ 24	≥ 24
g/100g		≥ 30	≥ 30	≥ 30
N/100mm tensile strength		≥ 600	≥ 700	≥ 600
Elongation at max load		≥ 10	≥ 10	≥ 8
N/100mm peel strength	Nonwoven geotextile and woven geotextile	≥ 40	≥ 40	≥ ---
	PE geomembrane and Non-woven geotextile	----------	≥30	----
m/s permeability		≤5.0*10-11	≤5.0*10-12	≤ 1.0*10-12
Resistance hydraulic pressure		0.47Mpa,1h 0.4Mpa,1h,no leakage	0.6Mpa,1h 0.6Mpa,1h,no leakage	0.6Mpa,1h0.6mpa,1h,noleakage
ml   fulid  loss		≤ 18	≤ 18	≤ 18
Durability of  bemonite(Ml/2g)		≥ 20	≥ 20	≥ 20

NOTE;GCL-NP Needle punched process GCL

GCL-OF Neddle punched and coated process GCL

GCL-AH:Viswcose pmcess GCL

Unit weight 4000 g/m2 gcl bentonite clay liner