The new generation of M series mine energy-saving fan is equipped with a steady flow ring device. Its improvement: The characteristic curve without hump, more efficient, better performance, more specifications, to adapt to a wider range of large medium and small types of non-coal mines, it can also be used as the applicable main fan, auxiliary fan, fan and all levels of machine fan.

At the same time, there is a steady flow ring device in the body of main fan. And the characteristic curve has no hump which can ensure that the fan can run stably under any resistance status.