Oval cage welding machine line 1.CNC control 2.Multi-spot weld 3.Pull by step motor 4.Ring space precision:0. Oval cage welding machine line Oval cage welding machine, flat filter bag cage welder Model Qty of Vertical wire Ring space Cage diameter(mm) Control unit DLN-16B 8,10,12,14,16 No restriction 66x148(other sizes optional) KD-DL08D General Specification Input voltage: 380V Power frequency: 50Hz Cooling method: natural cooling Air pressure: 0.6-0.8 MPa Insulation grade: F Power capacity: 80 KVA Working load: 20 KVA Air flow: 300 L/min