Visit: www.cnc-plasmacuttingmachine.com Whatsapp: 0086-13585077613 Metalwork Machinery (Wuxi) Co., Ltd. is an industry and trade integration supplier for welding and cutting machines with more than 40 years experience. Good quality special resistance seam welding machine for welding steel belts. Processing materials: used for lap seam welding of carbon steel, alloy steel, stainless steel and other sheet materials. Thickness: 0.2-1.5mm. Max welding speed: 0-3000mm/min