HR-350 LFC Lead Free Wave Solder Machine Features: 1.Shape streamlined design,interior modular design suitable for SMT and DIP components lead-free soldering; 2.Full PC+PLC control system,windows operating system interface in English online arbitrary switching; 3.Nozzle stepper motor drive,to ensure uniform coating of flux; 4.Forced natural air cooling system,optional external chiller rapid cooling; 5.Special furnace vents design,welding,small amount of dross. 6.Can be automatically turned on and off according to theusers set time.