1.many different weights treatments,and coating to suit the industrial application. 2.experienced workers 3.competitive price

	polyester needle felt
thickness			1.8mm
air permeability			200-350
tensile strength		warp	≥1300	weft	≥1800
tensile elongation%		warp	<35	weft	<40
temperature		continue	130	instant	150
anti-acid			medial
anti-alkali			middle
anti-anrasion			excellent
hydroly sisstability			middle
finishing treatment			singeing,calendering

polyester collection bag