Because of its favorable price/quality ratio, polyester is the most common fiber used in filter media, Mining , Cement Industry , Iron and Steel Industry , Aluminum and Non Ferrous Industry , Ceramic Industry , Quarrying , Plastics , Milk Powder , Flour Mills (Applications under dry conditions ).
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Product Detail
Polyester Needle Felt Filter Bag for Dust Collector Systems
Intoduction
Polyester needle felt is the most versatile, most cost effective and most widely used filter medium for dust collection. It is strong, abrasion resistant, can work up to 130°C and has good resistance to common acids, solvents and oxidising agents.
These are the most economical disposable filter material available. We provide depth filtration and surfaces free of fiber migration while utilizing hot melt seamless welding technology to ensure effective filtration without filter bypass.
Application
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Favorable Pricea and Quality
Specifications
| Compositions | Polyester + Easily Degusting Treating |
| Weight (g/m2) | 500 |
| Thickness (mm) | 1.80 |
| Air permiability (m3/m2/min) | 14-25 |
| Tensile strength (N/5×20cm) warp | ≥1300 |
| Tensile strength (N/5×20cm) weft | ≥1650 |
| Tensile enlongation (%) warp | <30 |
| Tensile enlongation (%) weft | <45 |
| Broken strength (Mpa/min) | 2.75 |
| Continuous working temperature (℃) | ≤130 |
| Short time Working temperature(℃) | 150 |
| Anti-acid | Fair |
| Anti-alkali | Fair |
| Anti-abrasion | Excellent |
| The stability of water solution | Fair |
| Finishing treatment | High temperature hot pressing, Singeing |