Coated needle felt |
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Model No | weight limits (g/㎡) | Thickness limits (mm) | Vertically | Horizontally | ℃) suitable continually using temperature |
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Polyester needle felt | 400-650 | 1.7-2.05 | 900-1140 | 1100-2000 | <120 |
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Polypropylene needle felt | 400-650 | 1.8-2.6 | 950-1500 | 900-1400 | <90 |
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Anti-static needle felt | 400-600 | 1.6-2.4 | 1000-1400 | 800-1200 | <130 |
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Waterand oil repellent needle felt | 400-600 | 1.4-1.9 | 900-1140 | 1100-2000 | <130 |
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FMS needle felt | >800 | 1.8 | 1600 | 1400 | 200-300 |
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Metamax needle felt | 500 | 2.3 | 1000 | 900 | 204 |
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PPS needle felt | 500 | 2 | ≥800 | ≥1200 | 190 |
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Coated needle felt | 400-650 | 1.4-2.3 |
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Anti - static dust bag
Dust bag bag bag filter can be called the heart.
The product is suitable for dust explosion dust filtration, especially for blast furnace gas, coal mill dust collection and other industries
explosion dust collection, explosion dust is the best choice.
Dust explosion: dust and other substances have a certain energy. Since the particle size of the dust is small, the surface area is large, and the
surface energy thereof also increases. A 1 g weight of coal surface area of only 5 ~ 6c ㎡, and 1 g of coal dust flying, the surface area of up
to 2 ㎡. Dust and air mixture, can form a combustible mixture of gas, in case of fire or high temperature objects, easy to fire, pour moment
between the completion of the combustion process, the release of large amounts of heat, the combustion gas suddenly increased, the volume of
violent expansion, the formation of high expansion pressure.
Dust explosion hazards: According to legend, as early as the wind mill water mill era, there have been a series of mill dust explosion. To the
20th century, with the development of industry, dust explosion accident is more common, more and more types of explosive dust. According to
statistics, 1913 to 1973, the United States only industrial and agricultural aspects of the occurrence of 72 more serious dust explosion. 1919
Ohio, a starch factory dust explosion, plant almost all destroyed, 43 people were killed. Japan 1952 to 1975 a total of 177 major dust explosion
accidents, the cumulative death of 75 people, 410 people were injured.