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In the area of bag-type dust removal, filter bags are often compared to the heart of a bag-type dust collector, and what type of dust-containing fumes the bag-type dust collector can handle depends mainly on the conditions of the chemical fibers used to make the bag. General flue gas temperature conditions, only the filter bag can be resistant to temperatures below 150 ℃, these occasions, polyester, polypropylene, acrylic felt, nylon and other chemical fibers can basically be competent. For the flue gas temperature is relatively high occasions, such as: chemical industry, carbon black (white carbon black) exhaust gas, ironworks blast furnace gas, cement kiln tail gas, calcium carbide plant exhaust, foundry, steelworks flue gas, asphalt.
First, because these dusty flue gas dust is not suitable for collection by electrostatic precipitators due to the limitation of electrical resistance, it can only be collected by filter bags or other methods.
Second, if it is necessary to lower the temperature of dusty flue gas below 150 ℃, the investment will be limited or restricted by the site.
Third, because dust-containing flue gas because of the sulfur content, dusty flue gas with acid "dew point" dusty flue gas can only be above the acid dew point that the temperature is high filter separation and other factors, so you need to have a Can tolerate higher temperatures of chemical fiber used to make filter.
Vision filter selects METAMAX fiber which is produced by DuPont Teijin Advanced Fiber Co., Ltd and adopts advanced international standards to manufacture and manufacture the high-temperature acupuncture filter mat and nomex filter bags by the advanced equipment.
Note:
1. The test results of the high-temperature acupuncture filter mat performance test table in Table
2 are shown in the table below. MTS are manufactured by DuPont Co., Ltd. (NOMEX) and Teijin Co. (CONEX) Collectively
3. sewing American tastes filter bags, must use a special sewing thread. Vision filter uses PTFE sewing thread sewing bag, high strength, good wear resistance, temperature up to 260 ℃.