dust bag
dust bagCalled the heart of the dust collector, the selection of the filter bag is crucial, it directly affects the dust removal effect of the dust collector. Selection of filter bags (dust filter bags) from the following aspects: gas temperature, humidity and chemical properties; particle size; dust concentration; filtering wind speed; dust removal methods and other factors to consider.
select and usefilter bag(dust filter bagThe selection is based on the following aspects: temperature, humidity and chemical properties of the gas; particle size; dust concentration; filtering air velocity; dust removal method and other factors are considered in an integrated manner.
I. Ambient temperature category
1、Polyester needle feltfilter bag(Refer to the technical parameters of the materials used)
2、Anti-static polyester needle feltfilter bag(Refer to the technical parameters of the materials used)
3、Easy to clean polyester needle feltfilter bag
4、Polyester coated needle feltfilter bag
5、Water-and oil-repellent polyester needle feltfilter bag
6、208 Polyester Woven Fabricsfilter bag
7、729 Polyester Woven Fabricsfilter bag
8、Polypropylene needle feltfilter bag
9. DV air filter media
10、Breathable layer
II. High temperature category
1、Metas needle feltfilter bag
2. Flomaxfilter bag
3、Glass Fiber Needled Feltfilter bag
4、PPS acid and alkali resistant needle feltfilter bag
5、P84 needle feltfilter bag
6、Glass Fiber Woven Fabricfilter bag
7、Glass fiber textured yarnfilter bag
Polyester Needled Filter Felt
It has the advantages of high void space, good air permeability, high dust collection efficiency and long service life, which are unique to ordinary felt filter cloth.
Its temperature resistance level is moderate, instantly up to 150 ℃, acid and alkali resistance is moderate, and it has very good abrasion resistance.
| Gram volume: | 500g/m2 |
| Material : | Polyester/polyester filament base fabrics |
| Thickness : | 1.75mm |
| Breathability: | 16m3/m2●min |
| Warp tension : | >1100N/5 20cm |
| Latitudinal tension : | >1400N/5 20cm |
| Warp elongation : | <25% |
| Latitudinal elongation : | <45% |
| Temperature of use : | ≤130°C |
| Post-processing: | Burnishing, calendering, heat setting |
Polyester anti-static needle-punched filter felt: in the production of needle-punched felt mixed with conductive fibers or in the chemical fibers mixed with conductive fibers or conductive materials, used for surface dust, chemical dust, chemical dust, coal dust, etc. such as in the event of static discharge.
| Grams: | 500g/m2 |
| Material : | Polyester/Polyester Antistatic Basecloths |
| Thickness : | 1.8mm |
| Breathability: | 15m3/m2●min |
| Warp tension : | >800N/5 20cm |
| Latitudinal tension : | >1200N/5 20cm |
| Warp elongation : | <35% |
| Latitudinal elongation : | <55% |
| Temperature of use : | ≤130°C |
| Post-processing: | Burnished, calendered or Teflon coated |
PTFE coated filter media (polytetrafluoroethylene film): the surface is smooth and chemical-resistant, laminated to the surface layer of ordinary filter materials, all the dust is retained on the surface of the film, realizing surface filtration; it has excellent chemical stability, does not age, and is water-repellent, which improves the service life of the filter media.
| Grams: | 500g/m2 |
| Material : | Polyester Needled Felt/Laminated |
| Thickness : | 1.7mm |
| Breathability: | 1.8-3.6m3/m2●min |
| Warp tension : | >1100N/5 20cm |
| Latitudinal tension : | >1350N/5 20cm |
| Warp elongation : | <25% |
| Latitudinal elongation : | <45% |
| Temperature of use : | ≤130°C |
Water and oil repellent needle punched filter felt: the filter cloth is rolled and impregnated with PIFE (water repellent agent), which is used in occasions with high moisture content.
The filter material is not easy to be clogged and paste the bag, the service life of the bag is prolonged, the flow rate of the gas through is increased, and a lot of maintenance costs are saved.
| Grams: | 500g/m2 |
| Material : | polyester fiber |
| Thickness : | 1.80mm |
| Breathability: | 14m3/m2●min |
| Warp tension : | >800N/5 20cm |
| Latitudinal tension : | >1250N/5 20cm |
| Warp elongation : | <35% |
| Latitudinal elongation : | <50% |
| Temperature of use : | ≤130°C |
| Post-processing: | Water and oil repellent (Teflon coating) |
Polypropylene needle punched filter felt: excellent acid and alkali resistance, low softening point, used in flue gas temperature below 100 ℃ and higher acidity and alkalinity or acidity and alkalinity of the liquid-solid separation field.
| Grams: | 500g/m2 |
| Material : | Polyester and polypropylene yarn |
| Thickness : | 2.1mm |
| Breathability: | 12.6m3/m2●min |
| Warp tension : | >960N/5 20cm |
| Latitudinal tension : | >1060N/5 20cm |
| Warp elongation : | <35% |
| Latitudinal elongation : | <55% |
| Temperature of use : | ≤88°C |
| Post-processing: | Burnishing or calendering |
729 filter clothIt has high strength, small elongation, resistance to strong acid and weak alkali, long service life, good air permeability, high dust collection rate, easy to clear dust, dust removal efficiency up to 98.99%.
208 Filter ClothWith good ventilation performance, high dust removal efficiency, and a certain degree of acid, alkali and heat resistance, the use of multilateral pullover, improve the thickness of the fabric, elastic, dust removal rate of up to 99.9%.
High-temperature METAX (Metax) Needled Filter Felt (Laminated): Metax is the collective name of Nomex produced by DuPont in the United States and Connex produced by Teijin in Japan.
Dusty flue gases can only be separated above the acid dew point, i.e. at higher temperatures.
| Grams: | 500g/m2 |
| Material : | Metas/Metaskeb |
| Thickness : | 2.2mm |
| Breathability: | 17m3/m2●min |
| Warp tension : | >800N/5 20cm |
| Latitudinal tension : | >1200N/5 20cm |
| Warp elongation : | <35% |
| Latitudinal elongation : | <55% |
| Temperature of use : | ≤204°C |
| Post-processing: | Burnished, calendered or Teflon coated |
Fluoromax (FMS) high temperature resistant needle punched filter media: FMS filter media compared with glass fiber filter media, its abrasion resistance, folding resistance and peel strength has been significantly improved.
The filtration speed can be up to 1.0m/min or more, and the running resistance is low.
It is widely used in iron and steel, non-ferrous smelting, chemical industry, carbon black, building materials, electric power and other sectors.
| Grams: | 800g/m2 |
| Material : | |
| Thickness : | 2.4-3.0mm |
| Breathability: | 8-15m3/m2●min |
| Warp tension: | >1800N/5 20cm |
| Latitudinal tension : | >1800N/5 20cm |
| Warp elongation : | <10% |
| Latitudinal elongation : | <10% |
| Temperature of use : | ≤260°C |
| Post-processing: | Teflon treatment |
Fiberglass spunlace filter feltThe advantages of fiberglass fabrics: high temperature resistance, corrosion resistance, dimensional stability, elongation and shrinkage is very small, high strength, and the felt layer of fibers to bear a single fiber, the three
Dimensional microporous structure, high porosity, small resistance to gas filtration, is a higher speed, high efficiency high temperature filtration materials.
It can be widely used in high temperature flue gas filtration of various industrial meter kilns such as chemical industry, iron and steel, smelting, carbon black, power generation, cement and so on.
| Grams: | 500g/m2 |
| Material : | PPS/PPS filament base cloth |
| Thickness : | 1.8mm |
| Breathability: | 15m3/m2●min |
| Warp tension : | >1200N/5 20cm |
| Latitudinal tension : | >1300N/5 20cm |
| Warp elongation : | <30% |
| Latitudinal elongation : | <30% |
| Temperature of use : | ≤190°C |
| Post-processing: | High Temperature Hot Pressing and Burnishing |
Glass fiber woven cloth: filter material strong, smooth surface, dust is easy to peel, temperature can be used in 280 ℃ for a long time, corrosion resistance, high dust removal efficiency. However, it has poor resistance to folding and abrasion, and the wind speed should not exceed 0.5 meters/minute. Generally used in carbon black, iron, cement, ceramics, power generation and other industries.
Kunjing Filter
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