... 3. weld electrical cable, wire, brass SZ-3T 0.80mm-4.0mm copper wire cold pressure welder / alumimum ... . For example, if you need weld 1.0mm, 1.15mm, 1.30mm, 1.5mm copper wire, we should make four single ... Range(wire) Copper: 0.80mm-4.0mm Aluminum: 0.80mm-5.5mm2.Machine Structure: Spheroidal Graphite cast iron3.Advantages: ... machine).For example, if you want to weld 0.8mm, 1.2mm, 2.0mm, 3.0mm copper wire, ...