HGM200 ultrafine powder grinding mill specification: Ring diameter: 1400 mm Layer: 4 piece Roller Qty: 52piece Input size: 20 mm Final product size: 3-35 um Main unit power: 200 kw Classifier power: 55 kw Screw feeder power: 3 kw Blower power: 132kw Air comprassor power: 15 kw Blower volum: 28000-35000 m3/h Blower pressure: 7800-8500 Pa Main unit speed: 180 r/min Classifier speed: 500-2900 r/min Capacity; 1800-12000 kg/h Main unit weight: 25ton Pulse dust filter area: 358 m2 Technical features: 1. Reliable operation of the grinding chamber: compared with common grinder, this HGM Series Grinder does not have antifriction bearing and bolt inside of the grinding chamber, so problem caused by the bearing and other sealing element will not occur and the problem of machine failure caused by the loose bolt can be avoided. 2. Long time used of the quick-wear part: all the quick-wear parts adopt high-quality wear-resistant materials. 3. Convenient maintenance: HGM series ultrafine main engine has shifting unit and does not need hoist the grader, therefore, the maintenance is convenient and efficient. 4. Double support rigid structure: the grinding roller and grinding ring will not move. 5. All-around feeding and high efficiency. 6. Compared with the same type machine, it has the features of small vibration, convenient maintenance, highly reliable quick-wear part, low operation cost. -