The LM wire butt welding machine features a highly accurate manual clamping device with upsetting force produced by a spring loaded mechanism. This type of butt welding machine is commonly applied for the welding of rods, bars, strips, rings, and tubes made from ferrous and non-ferrous metals, like low carbon steel, carbon steel, and stainless steel. It is especially suited for the production of cables, wires, steel rope, etc.