Nov 01, 2011 Nov 01, 2011 • The 90-mm diameter twin press will have 141 kW (main motor 125 kW+ vertical screw 2 x 5=10 kW+, feeding screw 2 x 2.2=4.4 kW to oil pump 1.5 kW). If briquette presses consume about 90 percent of connected power while producing 4 tons per hour of power; electricity consumption per ton will be just above 30 kWh units