The PP needle punched felt, which used in liquidsolid filtration, selects different specifications of PP fibers and ordinary staple scrim or high strength filament scrim. That grams different from 350g/m2~700g/m2 and thickness different from 1.2mm~4.5mm all can be produced in our company, and can be divided into different widths. The post finished treatment includes singeing, calendaring etc.
Item |
Unit |
PP01 |
PP05 |
PP10 |
PP25 |
PP50 |
PP75 |
PP100 |
PP200 |
Weight |
g/m2 |
530 |
450 |
370 |
360 |
380 |
380 |
380 |
350 |
Thickness |
mm |
2.5 |
2.6 |
2.2 |
2.3 |
2.3 |
2.5 |
2.7 |
2.8 |
Air Permeability |
m3/m2min |
10 |
20 |
24 |
35 |
50 |
130 |
100 |
200 |
Tensile strength N/5×20cm |
Warp |
1000 |
500 |
500 |
500 |
500 |
500 |
500 |
500 |
Weft |
1500 |
1000 |
1000 |
1000 |
600 |
600 |
500 |
500 |
|
Tensile elongation% |
Warp |
50 |
60 |
80 |
85 |
85 |
100 |
100 |
100 |
Weft |
50 |
60 |
80 |
85 |
85 |
80 |
100 |
100 |