... :XK-160 lab mixing mill consists of platform type base,frame,rollers,transmission speed ratio gears,reducer,gear head ... of the machine,while the gear reducer is set up inside the base,the roller and rack is onside,makes the ... Length of Rolls(mm)320Working Linear Speed of Front Roll(m/min)11.24Friction Ratio of Front and Rear ... 796*1415Gross Weight(kg)1,000NotesBearing XK-160 Test Roll Mill (6"*12")