... (YDJ-type): 1, the device can effectively collect a high resistivity, high AL2O3, calcium dust, ultra-light (ferrosilicon smelting, straw combustion) and ... the ultra-fine dust. 2, high dust removing efficiency, stable performance. 3, covers an area ... large amount of gas (up to 106m3 / h) 5, can collect the rank of sub-micron dust Electric bag filter