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Bentonite clay mat-GCLwith geomembrane for swimming pool

Categories Geosynthetic Clay Liner
Place of Origin: Shandong China (Mainland)
Brand Name: Dongyue
Certification: ISO9001;ISO14001
Model Number: waterproof blanket
Color: black or white or others
Material: PP/PET
function: waterproof
Unit weight: 2.8KG~8KG(as requested)
Length: 15m,30m (as requested)
first layer: non-woven geotextile
second layer: bentonite
third layer: woven geotextile
limited layer: HDPE geomembrance
tensile strength: >=10KN
water content: <=12%
swell index: >=24ml/2g
MOQ: 1000 Square Meter/Square Meters
Price: FOB Price: US $ 1.8 - 6 / Square Meter
Packaging Details: usually 5.9x30m/roll
Delivery Time: The first shipment in Qingdao Port 3-10 days after the contact is effective
Payment Terms: L/C,T/T
Supply Ability: 10000 Square Meter/Square Meters per Day
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Bentonite clay mat-GCLwith geomembrane for swimming pool


Geosynthetic clay liner with HDPE geomembrane-

Bentonite clay liner with geomembrane for swimming pool - Bentonite GTL

GTL has capacity of saving moisture,its water absorption content and water content can reach over 10 times of own weight.

comparing with geotechnical film, its advantages are mainly shown as following:

1.It has good tightness, water proof and water isolation performances, bentonite forms dense and non-permeation gel isolation film layer of bentonite under normal water pressure status.

2.It has long waterproof capacity; bentonite is natural inorganic mine material and will not have corrosion and aging phenomena.


The geosynthetic clay liner(GCL)we made ,have three layers for needle punched, upper layer is needle punched PP non-woven geo textile, the inside is natural sodium bentonite and bottom is woven geotextile and needle punched together, it has higher waterproof capability for construction, landfill, man-made lake and other projects, our product is warmly welcomed by international customers! we provide professional waterproof technique team and competitive price and best service for you! our sample for 4.5KG is as following:

Date Sheet of GCL (4.2kg Bentonite)


Test Method



Geotextile layers:

Cover layer

Geotextile type

Polypropylene nonwoven

Mass per unit area

ASTM D 5261



Carrier layer:

Geotextile type

Polypropylene woven

Mass per unit area

ASTM D 5261



Bentonite layer:


Natural Sodium bentonite

Mass per unit area

ASTM D 5993



Swell Index

ASTM D 5890



Fluid Loss

ASTM D 5891



Water Content

DIN 18121(5hrs, 105)



Geosynthetic Clay Liner:

Mass per unit area

ASTM D 5993




ASTM D 5199



Max. tensile strength

ASTM D 4595


14, Machine Direction

12, Cross Machine Direction

Elongation at break

ASTM D 4595



Max. Peel strength

ASTM D 6496



Peel strength

ASTM D 6496



Permeability/Hydraulic Conductivity

ASTM D 5887



Index Flux

ASTM D 5887



Puncture force

EN ISO 12236



For more information please visit our website at http://www.dongyueengineeringmaterial.com

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