Raw materials of feed mill will create lots of dust during the transportation and production which will not only pollute the air,affect the people’s health but also speed the wearing of the equipment.When dust fell down to electric equipment,it will break the insulation or block radiation which will create accident.If dust consistency too high,it is possible an explosion.So it is crucial to feed mill with reasonable filtering system.Speed Co.,Ltd.obey”advanced technology,economic,stable running,long life,easy maintenance”policy,”meet for government environment protection”principle and accepted by many customers.