... compact structure ,strong and durable ,safe and reliable,easy operation,lower noise and vibration,high efficiency and low energy consumption,etc.And the spare part ... of this machine is orgianized logically,and iti is durable and solid,reliable,fixable,easy to operate with.it is also ... ,480500-501000-1200301500*900**11008003000500-601200-1500451800*1000*120010004280 new design HM500-60 hammer mill