CO2 Welding Equipment 1:Efficiency is three times ... of electronic arc welder Feature and ApplicationCO2 Welding Equipment1.It is practical and reliable, compact ... function.2.Three operation modes:continuous welding,spot welding, discontinuous welding,small splash,high success rate to ... stability.6.Small splash,small deformation, beautiful welding seam.7.Main circuit rectifier bridge is assembled by ...