... of filter-bag, etc. It is widely used to collect dust in grinder, crusher, packing machine, silo top, matching ... density (even 1300g/Nm³), so it can collect final product of vertical mill and 0-sepa ... separator. It can be also widely used in grain, light industry, electric power, chemical industry, ... so it is suitable to deal with smoke with high density, and can directly collect product with high ...