... .Sold to PPG,NIPPON, 3M,etc Conical sand mill, grinding mill, bead millApplicable range:Offset printing inks, newspaper ink and high ... and less maintenance work;2)Both rotor and stator use double spiral cooling water pipes, it will effectively gurantee the material ... materials will get ideal grinding finess. If matched with triple roller mill , production can be finished in one process thus to improve ...