The polypropylene needle felt has the lowest temperature resisitance, with its reasonable price and excellent hydrolysis resistant, anti-acide, anti-abrasion, etc. and mainly is applied to the low temperature and high humid conditions.

Features:

- Products name: PP needle felt

- Material: polypropylene fiber

- Weight: 700gsm

- Thickness: 2. 2mm

- Tensile strength (n/5/10cm): a) Warp: 1, 200 b) Weft: 1, 300

- Tensile elongation: a) Warp: < 35% b) Weft: < 40%

- Permeability (10-3m3/m2S): 50 - 200

- Working temperature (oC): a) Continuance: 90 b) Instant: 110

- Surface treatment: calendering

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