Dust bag bag what is the cause of

Bag filter plate hole card specification: plate hole of the bag is made by stamping, use of die stamping, large bag filter plate is made by CNC equipment, precision is very high. But some manufacturers made using hand-cut hole, far from standard equipment precision, edge is not washed out the round hole, lap's no marks, circular structured also contributed to the dust bag packing cannot be fully opened or opened excessively, or irregular round holes in oval-shaped packing open are the main causes of bags.

Using the wrong size of dust bag packing, this situation rarely occurs, generally has little chance.