Pulverizer Suitable for superfine pulverization of materials in such industries as the chemical, food, feed, medical, pesticide, dye, paint, dope, ceramic, nonmetal minerals industries, etc. model Parameter WDJ-130 WDJ-150 WDJ-220 WDJ-250 WDJ-350 WDJ-500 WDJ-550 WDJ-750 Rotordiameter(mm) 130 150 220 250 350 500 550 750 Electricmachinerypowersupply(kw) 2.2 2.2-3 4-5.5 5.5-7.5 11-15 18.5-22 22-30 30-37 Turbinerotationspeed(r/min) 7500 7300 6000 6000 4500 3250 2950 2250 Fineness(μm) 20--325 Output(kg/h) 3-50 5-70 15-150 20-200 25-500 30-1200 50-1500 60-2000 Output(kg) 30 40 70 85 250 430 480 850