... welding machine for Tarpaulins,Tents,Billboards, Signs,Truck Covers,Canvas,Membrane. Name of the machine :High Frequency welding ... 15KW-F1.F2Main Application :Applied for tarpaulin, sunshading canvas, painting canvas, film curtain and relatives for automatic stepping welding ... HF tarpaulin&canvas welding machine , please contact us for further cooperationMain Feature :1) G&C-frame welded heavy duty ...