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.

Polypropylene 1 micro to 200 micro needle felt for liquid filtration

Item	Unit	PP01	PP05	PP10	PP25	PP50	PP75	PP100	PP200
Weight	g/m2	550	400	400	400	350	320	350	380
Thickness	mm	3.5	2.5	2.2	3.0	3.2	3.5	3.8	3.8
Air Permeability	m3/m2·min	10	20	24	35	50	130	100	200
Tensile strength N/5×20cm	Warp	1000	500	500	500	500	500	500	500
Tensile strength N/5×20cm	Weft	1500	1000	1000	1000	600	600	500	500
Tensile elongation（%）	Warp	50	60	80	85	85	100	100	100
Tensile elongation（%）	Weft	50	60	80	85	85	80	100	100

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