It is an evolution of spot welder. Seam welding is widely applied in the manufacture of joints that require tightness, and is sometimes applied to weld common non-sealed sheet metal parts. The thickness of the welded metal material is usually 0.1~2.5mm,mainly in the automotive industry.
• The power supply unit's duty are balanced. Three phase power make MD frequency inverter more adaptable in winding and pressure of wire.
• More preaser, faster current control, can analyse parameters more and faster compare with power frequency system.
• Faster to set up current, the speed is 20folds quicker than traditional technic
• Process more reliable: the majority of the application of solder DC welding metal effect will be even better.
• Reduce operating costs, including energy savings each and every point of welding as well as shortening the welding cycle.
• Save energy :especially suitable for welding thick workpieces and high-conductivity metal .such as aluminum and galvanized steel sheet.etc.
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