... the powder production industry in China. Product details Host machine:CharacteristicsCWM series super vortex grinder is a univeral superfine pulverizer ... as high efficiency, fine in granularity, adjusting granularity without stopping machine, etc.. It can be widely used in chemical, dye, ... Patent Technology Expo in 1994, was listed the national key new product in 1995 and the National Torch Project item ...