Bentonite composite waterproof blanket
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Item
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Specification
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GCL-NP
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GCL-QF
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GCL-AH
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Unit area weight≥(g/m²)
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≥4000
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≥4000
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≥4000
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Bentonite Swelling Index≥(ml/2g)
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24
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24
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24
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Blue absorption≥(g/100g)
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30
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30
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30
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Tensile Strength≥(N/100mm)
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600
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700
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600
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Maximum elongation≥(%)
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10
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10
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8
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Peel strength of non-woven fabric and woven fabric≥(N/100mm)
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40
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40
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--
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Peel strength of pe film and non-woven fabric≥(N/100mm)
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-
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30
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-
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Permeability coefficient ≤ (m/s)
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5.0*10^-11
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5.0*10^-12
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5.0*10^-12
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Durability of bentonite/≥(ml/2g)
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20
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20
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20
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