Polypropylene Needle Punched Felt

Product Description
Name: Polypropylene needle felt
Material: Polypropylene
Weight(gsm): 650
Thickness (mm): 2. 0
Tensile strength (n/5/10cm): Warp: 1200 weft: 1300
Tensile elongation (%): Warp: <50 weft: <55
Permeability(10-3m3/m2. S): 100~350
Working temperature: Continuance: 90 instant: 110
Surface treatment: Calendering