China

Hengshui Haijiang Filter Press Group Co., Ltd

PTFE coated needle felt

Detailed Product Description
Features:
1) Material: polyester/PTFE 
2) Weight: 500gsm
3) Thickness: 1. 8mm 
4) Air Permeability (L/㎡/s): 30 – 60
5) Tensile elongation: a) Warp: <37% 
b) Weft: <35%
6) Tensile strength (n/5 x 20cm): 
a) Warp: ≥1,200 
b) Weft: ≥1,400
7) Working temperature (oC): a) Continuance: 130 b) Instant: 160
8) Surface treatment: Heat singeing, coated