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Staple Fiber Needle Punched Non-woven Geotextile Technical Parameter (GB standard)
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Item
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Standard Specification
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Vertical and horizontal fracture strength(KN/M)
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3
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5
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8
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10
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15
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20
|
25
|
30
|
40
|
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Elongation corresponding to standard breaking strength (%)
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20-100
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CBR Bursting strength(KN)
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0.6
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1
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1.4
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1.8
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2.5
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3.2
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4
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5.5
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7
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Deviation rate of weight per unit area(%)
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±5
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Vertical and horizontal tearing strength(KN)
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0.10
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0.15
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0.20
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0.25
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0.40
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0.50
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0.65
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0.80
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1.00
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Width deviation rate(%)
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-0.5
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Thickness deviation rate(%)
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±10
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Vertical permeability coefficient(cm/s)
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k*(0.001-0.1) Ps: k=1.0-9.9
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Acid and alkali resistance(% ≥)
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80
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Antioxidant performance(% ≥)
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80
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UV resistance (% ≥)
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80
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