... .Weight:30~45T About JLMC84-N Low Pressure Long Bag Cartridge Dust Catcher 1.This product is low pressure pulse dust ... of cement, metallurgy, petrochemical industry, building material, food, machinery, carbon black, shop inside, waste incineration & kiln and recycling of powdery material ... Filtering Area 1,235~1,850m2 Low Pressure Long Bag Cartridge Dust Catcher (ISO approved)