... cage carbon steel filter cage zinc galvanised cage Manufacture Air Filter bag Cage/ Flat Bag Cage Dust collector cage24 ... cage body welding machine,2) Ring making machine.3) Air-operated butt welding machine, 4) Top cap welder, ... welder, 6) Wire straightening machine,2.Type of cage: Round cage, Oval (flat) cage, Star cage, Split cage, ... . Steel wire thickness: 2.5-5mm Air Filter bag Cage/ Flat Bag Cage