|
Item
|
Unit
|
Type
|
|
Area weight
|
g/m2
|
20
|
30
|
40
|
50
|
60
|
|
Tensile strength MD
|
N/50mm
|
≥15
|
≥20
|
≥30
|
≥40
|
≥50
|
|
Soaking time
(two layers)
|
S
|
≤10
|
≤12
|
≤18
|
≤23
|
≤30
|
|
Fiber diameter
|
μm
|
9-13
|
|
Binder content
|
%
|
5-10
|
|
Moisture content
|
%
|
≤0.5
|
|
Width
|
mm
|
50-1270
|
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