Main features 1) two working methods: manual and auto. Under auto method, by inputting relative data, the machine will work automatically. 2) very strong self-diagnose function, can display any mis-operation alarms; alarming error can be seen from displayer. 3) the wedge wire screen welding machine featured by low noise, low energy consumption, steady function and safety, ect. Basic specifications: Place of origin: hebei, china (mainland) Brand name: renchun Model number: hwj300 Usage: liquid filter Type: filter cylinder Material: stainless steel or carbon steel Hole shape: wedge Filter rating: 99% Length: 6000mm Tube diameter: 80~300mm Welding transfer power: 200kva Wire width: 1.2~3mm Welding speed: 6~40rpm Slot size: 0.1~16mm Precision: within 0.02mm Control system: siemens or mitsubishi Servo motor: mitsubishi -