Counter current rapid batch mixer agitator pulley driven by 48/67 kw, 3/50/380 volt, 735-1480 rpm motor (pole changeable), (2) tool mixing rotors each driven by approx 11 kw geared motor, discharge gate driven by hydraulic powerpak with 2-speed motor, 3 kw, 3/50/220/380 volt or 3.45 kw, 3/60/440 volt, pan with bottom and wall scrapper blades, motorised lubrication system, unit includes: (2) carbon steel feed silos with top mounted dust collectors, (one filling mixer while other was being refilled)