What is the quality inspection of the filter bag?
The advantages and disadvantages of the filter bag are related to various factors, but mainly depend on the filter material. Dust filter bag filter material is synthetic, natural fiber or glass fiber woven cloth or blanket, according to the design of the filter need to sew cloth or blanket cylinder or flat shape filter bag, according to the nature of flue gas, choose the suitable for the application premise of filter material, usually, in the flue gas temperature is below 120 ℃, filter material with acid resistance and durability of the case, often selects the polyester wool and polyester fiber needled felt, in the treatment of high temperature flue gas (< 250 ℃), the main use graphitization glass wool cloth, in some special cases, choosing carbon fiber filter material, etc.
Working mechanism of dust filter bag dust removal is protecting gas through the filter material, dust particles were filtered down and capture coarse dust filter material mainly by inertia collision, fine dust capture mainly by diffusion and sieving effect. The dust layer of the filter also has a certain filtration effect filter bag cleaning. Because of the abrasion, the holes and other damaged filter bags are repaired and the high return rate is guaranteed.
The instrument is used to test the filter bag after cleaning, to ensure the quality of cleaning is met. Through the processing of the above process, the cleaning bag can meet the requirement
