small condenser Rolling welded steel tube Low carbon steel wire Cathode electrophoresis efficient heat dissipation 2) Structure:Flat type of wire on tube condenser used at the backBended or spiral type of wire on tube condenser used at the bottomWrapped type of tube embed on plate3) Key process:Tube Bending, Welding, Fix the bracket, Weld the suction tube, Leakage test, Cleaning, Coating, ( ...