AFR Automatic equipment Co., Ltd is a high-tech enterprise who professionally manufacture such equipments as high-frequency inverter direct-current spot welding machine, medium-frequency spot welding machine, welding machine, impulse hot pressing machine, hot bar machine, inverter direct-current resistance welding machine controller, welding source, automatic spot welding machine, etc. Our sales company locates in Xinhe square, Haizhu district, Guangzhou city. Our production factory locates in Guangzhou Oversea Chinese Student Ponieering Park, Luogang district. 

We possess a number of welding R&D team consisting of experts, professors, post-doctors, doctors, and cored at doctors studying in Germany. With solid technical power, our initiated high-precision inverter spot welding equipment, hot-press welding equipment and seam-welding equipment fill in industrial gaps in domestic technology. Therefore, our technology reaches international leading level.

Among all equipments, high-precision inverter spot welding machine apply the most advanced inverter technology and micro-electronics controlling technology. This equipment has many advantages, like accurate control, wide technology adaptability, energy-saving, high-efficiency, stable, simple operation, and so on. You can pre-set electric current, voltage, power, pulse width and temperature control. The time adjustment resolution of inverter direct-current spot welding equipment can be up to 40us (25kHz inverting frequency), quick response on feedback control and good output stability. Direct-current output can focus heating and shorten welding time.