Geosynthetics December 2020/January 2021 - 96

Base
Bentonite
Properties

GCL Structural Components

Fluid Loss
ASTM D 5891 ml

Type or structure

Weight ASTM D5261
or Thickness ASTM
D5199 g/m2 or mm
(oz/yd2 or mil)

4.7/46
(15.5/150)

1180 (2600)

3660 (0.75)

1 x 10-9

24

18

Nonwoven

200 (6.0)

PP geofilm/
woven
composite

105 (3.1)

High head
applications
with low
hydraulic
conductivity

Solmax
BentoLiner®
Series EC

Needle-punched

175 (1.0)

4.7/46
(15.5/150)

1180 (2600)

3660 (0.75)

1 x 10-8

24

18

Nonwoven

100 (3.0)

Woven

105 (3.1)

Low loads and
flat slopes

Solmax
BentoLiner®
Series NSL

Needle-punched

610 (3.5)

4.7/46
(15.5/150)

1180 (2600)

3660 (0.75)

1 x 10-8

24

18

Nonwoven

200 (6.0)

Woven

105 (3.1)

Medium loads
and slopes

Solmax
BentoLiner®
Series NWL

Needle-punched

610 (3.5)

4.7/46
(15.5/150)

1180 (2600)

3660 (0.75)

1 x 10-8

24

18

Nonwoven

200 (6.0)

Nonwoven/
woven
composite

200 (6.0)

Medium loads
and slopes

Solmax
BentoLiner®
Series NWL-35

Needle-punched

928 (5.3)

4.7/46
(15.5/150)

1180 (2600)

3660 (0.75)

1 x 10-8

24

18

Nonwoven

200 (6.0)

Nonwoven/
woven
composite

200 (6.0)

High loads and
steep slopes

Solmax
BentoLiner®
Series NWL-60

Needle-punched

2,100
(12.0)

4.7/46
(15.5/150)

1180 (2600)

3660 (0.75)

1 x 10-8

24

18

Nonwoven

200 (6.0)

Nonwoven/
woven
composite

200 (6.0)

Very high
loads and
steep slopes

Solmax
GundSeal®
Series Smooth
HDPE

Adhesive

NA

5.3/61
(17.5/200)

1900 (4200)

3660 (0.75)

<<4 x 10-14

24

18

Smooth HDPE
geomembrane

0.4-2.0 mm
(15-80 mil)

Spunbond
geotextile

25 (0.75)

All

Solmax
GundSeal®
Series Textured
HDPE

Adhesive

NA

5.3/51
(17.5/170)

1900 (4200)

3660 (0.75)

<<4 x 10-14

24

18

Textured HDPE
geomembrane

0.5-2.0 mm
(20-80 mil)

Spunbond
geotextile

25 (0.75)

All

Weight ASTM D5261
or Thickness ASTM
D5199 g/m2 or mm
(oz/yd2 or mil)

Swell Index
ASTM D 5890 (min) ml/2g

610 (3.5)

Type or structure

Flux [1]
ASTM D 5887 [2]
m3/m2-s

Needle-punched,
polymer-coated

Bonding Method

Solmax
BentoLiner®
Series CNSL

Product Name

Bentonite Mass/Unit Area
ASTM D5993
gm/m2 (lb/ft2)

Lower
Geosynthetic

Average Roll Weight kg (lb)

Upper
Geosynthetic

Manufacturer's Suggested
Applications [3]

GCL
Hydraulic
Properties

GCL Dimensional
Properties

Panel Size Roll Width/
Length m/m (ft/ft)

Needlepunched Peel Strength
ASTM D6496, N/m (lb/in)

GEOSYNTHETIC CLAY LINERS

Solmax l www.solmax.com

Note: Also available with polymer enhanced bentonite for high ionic leachates such as coal ash and brine resistant formulas.

Terrafix Geosynthetics Inc./Terrafix Environmental Technology Inc. l www.terrafixgeo.com
Bentofix NSL

Needlepunched /
Bentonite

610 (3.5)

4.72m x
45.75m
(15.5/150)

1050 (2300)

3660 (0.75)

5 x 10-9

24

18

Nonwoven

200 (6.0)

Woven

105 (3.2)

LL, LC, SIL

Bentofix SRNWL

Needlepunched /
Bentonite

610 (3.5)

4.72m x
45.75m
(15.5/150)

1135 (2500)

3660 (0.75)

5 x 10-9

24

18

Nonwoven

200 (6.0)

Scrimnonwoven

200 (6.0)

LL, LC, SIL,
Slopes

Bentofix CNSL

Needlepunched
/ Polypropylene
coated /
Bentonite

610 (3.5)

4.72m x
45.75m
(15.5/150)

1135 (2500)

3660 (0.75)

1 x 10-9

24

18

Nonwoven

200 (6.0)

PP Geofilm /
woven

300 (8.8)

LL, LC, SIL

[1]	 Flux is defined as " Flow rate/unit area " which can
	
be converted to permeability using the equation:
	
Permeability = flux/hydraulic gradient
[2]	 Report result at a maximum confining stress of 35 kPa
	
(5 psi) and 14 kPa (2 psi) head pressure

[3]	
	
	
	
	

CL	
LL	
SIC	
LC	
SIL	

= Canal liner
= Landfill liner
= Surface impoundment cover
= Landfill cover
= Surface impoundment liner

NP	 = Not provided by manufacturer
NA	 = Not applicable, per manufacturer
Companies were requested to provide minimum
roll values (MARV). All claims are the responsibility
of the manufacturer.

« Geosynthetics recommends you contact the manufacturers before making any specifying/purchasing decisions »

96

Geosynthetics | December 2020 January 2021

1220GS_p93-96_GCL.indd 96

12/22/20 2:55 AM
http://www.solmax.com http://www.terrafixgeo.com
Geosynthetics December 2020/January 2021

Table of Contents for the Digital Edition of Geosynthetics December 2020/January 2021
