As we all know that both ultra fine mill and ball mill are the high quality powder grinding mahine that has a high efficiency which can be used in stone powder making industries. Ultra fine mill is a kind of grinder applied to grind materials into extremely fine powder for use in mineral dressing processes, paints, pyrotechnics, cements and ceramics. It is an energy efficient alternative for a ball mill. Ultra fine mill has many different forms, but it works foundamentally the same.

While what advantages the ultra fine mill has ?first is smaller footprints and then it can be erected on site which avoid logistical issues. third the low wear rate and fourth more grinding capacity (approx. 20–25% more) than ball mill and finally the lower power consumption (KWh/Ton) than ball mill + pregrinding.

Shanghai Clirik has confirmed the newest HGM series ultra fine mill, whose capcity has increased 15% compared to the old type ultra fine mill. New ultra fine mill has its Turn-plate(upper and down) both changed,with its charging valve reduced to one, cyclone collector removed, Grinder Transducer added, blower used bigger one and screw conveyor reduced.