... Roll Mill 1.ISO9001:2000,CE ball mill 2.Input:15-25mm; 3.Output:0.047-0.89mm; 4.Good corrosion resistance Lab Roll ... , rotation part and driving part (reducer, small driving gear, electric motor and electric control).The quill shaft adopts cast steel part and the ... ;3. Easy installation,adjustment,operation We have various of Lab Roll Mill,such as 900*1800, 900*2100, 900*3000, 1200*2400 ...