Because of the tiny size, 3D fan can be portable carried. The whole size is 30mm diameter. And it can be assembled as customized shapes. It is a magic of hologram fan models.
The ball mill is a key point device in the dressing plant, with its power consumption generally over 40% of the total power consumption of the whole plant. The ball mill we provide, is a new type energy-saving centre drive ball mill and has got five natio