... . IBGT Carbon dioxide welding machine NB serial 1. NB – 280 (MIG) Main features:l Adoption of IGBT inverter technology, stable ... by electric reactor, stable welding current, little spatter, deep weld pool and good welding surface.l Small & light, especially suitable ... electric reactor, stable welding current, little spatter, deep weld pool and good welding surface.l Small & light, especially suitable ...