... quality for mixed various compounds.4. Drive system consists of motor a high precision hard teeth surface gearbox with drum type ... kinds of forms for changing speed: DC motor; AC motor and reducer regulation. AC frequency conversion drive ; Hydraulic motor drive .The machine has the advantages ... .30.30.30.30.30.30.30.3Power of main motor (KW) 222845207241250 2x660, 2x9001000,1100,1250,1600 1500,2x750, ...