Ningbo Xin Chang Machinery Co.,Ltd
Ningbo Xin Chang Machinery Co.,Ltd
Home> Products> MF Inverter DC Welding Machine

MF Inverter DC Welding Machine

(Total 10 Products)

MF Inverter DC Welding Machine is a new-generation welding equipment integrating intermediate frequency inverter technology and DC welding advantages. With high efficiency, energy saving, precision and controllability, it is widely used in various metal welding scenarios and becomes an indispensable part of modern manufacturing. Its core principle is to rectify three-phase power frequency AC into DC, invert it into intermediate frequency AC (around 1000Hz) via IGBT power devices, step down the voltage through a transformer, and rectify again to output stable, smooth DC welding current, breaking the limitations of traditional power frequency welding machines.
Compared with traditional models, it has obvious advantages: 98% power factor improves energy utilization, saving over 40% energy than ordinary AC welding machines to reduce long-term costs. With 1ms-level precision, the current output is stable without fluctuation or eddy current interference, reducing welding spatter and ensuring uniform, flat welds. Its compact high-frequency transformer design makes it smaller and lighter, easy to carry and install for various environments.
It has strong adaptability, efficiently welding steel, aluminum, copper and silver, especially for thick workpieces and high-demand tasks. Widely used in automobile, aerospace, hardware, home appliance and steel structure fields, it features intelligent control, storing multiple welding parameters and supporting Chinese-English switching. Easy to operate, low-failure and easy to maintain, it suits manual welding and works with automatic equipment for mass production, serving as an ideal choice for upgrading welding technology.

MF DC Spot Welding Machine
The MF DC spot welding machine is a modern welding equipment that adopts medium frequency direct current (MF DC) technology. Through high-frequency inversion (1-4kHz) and DC output, it achieves high-quality spot welding of metals such as low-carbon steel, stainless steel, and aluminum alloy. Compared with traditional AC welding machines, energy consumption is reduced by more than 30%, making it particularly suitable for thin plate welding in industries such as automotive manufacturing, hardware and home appliances.
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