Our high quality dust filter bag used best needle felt filter material,This is FNS(polyimide and glassfiber componud)-needle felt.
Detailed Product Description
Features:
1) Materials: polyimide, fiberglass
2) Weight: 800gsm
3) Thickness: 2.5mm
4) Tensile strength (n/5 x 20cm): a) Warp: 3,260 b) Weft: 3,300
5) Tensile elongation: a) Warp: below 10% b) Weft: below 15%
6) Permeability: 200 - 300
7) Working temperature: a) Ccontinuance: 260°C b) Instant: 300°C
8) Surface treatment: PTFE dip forming process