The butt/upset welders ZDZ-type manufactured by ASPA are designed for butt welding of circular, square, rectangular intersection rods made of low-alloy, alloy steel, copper and aluminum, of diameters 2 up to 8 mm. Simple construction, reliable operation and high quality of welds is a common feature of this group of welders. The welders are provided with simple mechanical adjustment units of welding force, shortening and welding current allowing easy welding parameters setting. A welding annealing unit is attached to each welder in order to improve plastic properties of welds.


Production in ASPA acquired ISO 2008:9001 certification.