• High-Efficiency Needle Felt Dust Filter Bag

High-Efficiency Needle Felt Dust Filter Bag

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High-Efficiency Needle Felt Dust Filter Bag
 
High-Efficiency Needle Felt Dust Filter Bag, which adds the function of “water repelling and oil repelling” on the basis of needle felt. It is suitable for occasions with high moisture content, such as blast furnace coal injection in steel plants, cement plants, and power plants. Coal system, etc.
 
After the general industrial dust reaches a certain concentration (ie explosion), if it encounters electrostatic discharge sparks or external ignition and other factors, it is very easy to cause explosions and fires. For example, flour dust, chemical dust, coal dust, etc. may explode if exposed to electrostatic discharge. In the field of bag dust removal, if these dust powders need to be collected in a cloth bag, the filter material for making the dust removal cloth bag is required to have a function.
Our plant absorbs and digests technology, develops and produces needle-punched filter felts and filter cloths according to the needs of blast furnace gas coal mill dust collection and cement plant coal mill dust collection and other industries.
 

Comparison of High-Efficiency Needle Felt Dust Filter Bag and Needle Felt Dust Filter Bag
High-Efficiency Needle Felt Dust Filter Bag, the treated filter bag is used in places with high moisture content. Compared with ordinary filter bags, because the filter material is not easy to block the paste bag, the service life of the cloth bag can be extended and the cleaning cycle can be extended. , The gas flow rate is also increased, so energy consumption and maintenance costs can be greatly saved, and the output is also increased. In addition to processing needle felt (such as polyester, polypropylene, and Metas), the finishing technology of our factory can also finish woven filter materials such as polyester 208 flannel and 729 cylindrical cloth.
 
High-Efficiency Needle Felt Dust Filter Bag is on the basis of ordinary needle felt and undergoes special chemical treatment to increase the performance and performance of the product. The surface of the filter sample is not saturated after contact with water and oil, avoiding the phenomenon of sticking bags, and is suitable for It is used for dust collection with high humidity and oily gas. It has good acid resistance, alkali resistance and performance. It is suitable for occasions with high moisture content, such as blast furnace pulverized coal injection in steel plants, cement plants, and coal conveying systems in power plants.
 
High-Efficiency Needle Felt Dust Filter Bag combines the advantages of two needle felts, not only has the characteristics of moisture-proof, but also has the effect. It is especially suitable for occasions with high moisture content and large oily flue gas, such as blast furnace pulverized coal injection in steel plants, cement plants, thermal power plants with oily flue gas, and power plant coal transportation systems.
 
In the operation of the dust removal system, if high humidity dusty gas and oily dust are encountered, the dust removal filter bag will be difficult to clean. The use of High-Efficiency Needle Felt Dust Filter Bag can solve the above industrial and mining problems.
 
 
Advantages of High-Efficiency Needle Felt Dust Filter Bag:
1. The high-strength and low-stretch industrial yarn is used as the base fabric to greatly increase the strength.
2. Fine-denier fiber is selected, the pore size is reduced, the porosity is high, and the filtration accuracy is high.
3. The surface treatment is smooth, with the surface filtering effect of the coated filter material.
4. Select high-quality polyester fiber to enhance hydrolysis resistance.
5. Low running resistance and energy saving.
 
 
Application of High-Efficiency Needle Felt Dust Filter Bag:
It is especially suitable for occasions with high moisture content and large oily flue gas, such as blast furnace pulverized coal injection in steel plants, cement plants, thermal power plants with oily flue gas, and power plant coal transportation systems.
 
 
Performance parameters of High-Efficiency Needle Felt Dust Filter Bag:
 

Gram weight (g/m2) 500
Thickness (mm) 1.8
Air permeability(m3/m2/min) 14
Breaking strength (N/5×20cm) Warp 1000
Weft >1200
Elongation at break (%) Warp <35
Weft <55
Continuous working temperature (℃) ≤130
Short-time working temperature (℃) 150
Surface resistance 4.8×109Ω
Volume resistance 8.7×108Ω
Friction potential (large value) 250V
Friction potential (average value) 183V
Water level (water temperature 27℃ and relative humidity 20%) 5级 AATCC100
Acid resistance Excellent
Alkali resistance Good
Hydrolytic stability Good
Abrasiveness Good
Post-processing method Calendering/singeing/Teflon coating
 
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