According to different working conditions and discharge requirements, the polyester filter cloth can be treated with water and oil repellent, PTFE coating, fire prevention, blended antistatic, etc., so that the dust filter cloth has good performance. Perfect filtration performance.

550g polyester needle felt striped regular temperature filter bag overview

Polyester needle felt bags have the advantages of high space, high air permeability, high dust collection efficiency and long service life. Its temperature resistance grade is moderate, and it can withstand 150°C in an instant. It has moderate acid and alkali resistance and excellent wear resistance.

Polyester needle felt is cheap and has a wide range of filter bags, so it has become one of the most consumed filter materials. The filter cloth has a weight of 500g/㎡~550g/㎡, a thickness of 1mm~4mm, and can produce a width of less than 3 meters, and can be cut into various widths according to needs.

Needle felt filter bag (dust bag) is a key component in the operation of bag filter. The fabric and design of the needle felt filter bag strive for efficient filtration, easy dust removal, and long-lasting effect.

Our polyester needle punched felt has the following characters

1.High tenacity and low elongation polyester yarn for scrim material, which enhances the breaking strength
2.Fine fiber: makes the felt more apertures with smaller opening to improve the filtration precise.
3.High quality polyester fiber: improves acid proof, alkali proof, and hydrolysis proof ability.
4.Smoother surface: makes the filtration efficiency similar with membrane felt.
5.Small running resistance: saves energy.

Common Application Areas of Polyester Needle Felt Bags

Polyester striped anti-static needle felt has waterproof and oil-proof functions, and is suitable for occasions with high moisture content, such as blast furnace pulverized coal in iron and steel plants, cement plants, and coal handling systems in power plants.