Metso Minerals, Waukesha, Wis., has introduced the new Lokotrack ST272 mobile screen. The ST272 mobile screen is built around a heavy-duty design two-deck, two-bearing screen. This high-amplitude screen features a screen box of 4,866 by 1,524 millimeters in size, providing a screening area of 7.9 square yards per deck. The screen also features forward and reverse operation and easy interchangeable decks with nominal screen speed of 850 rpm, a screen stroke of 0.43 inches and working screen angles of 10 to 17 degrees. With its screen, the standard ST272 unit is capable of producing three classified factions and accepts feed material of up to 23.6 inches. The feed hopper is equipped with wear resistant liners and hydraulically folding hopper sides. Its apron feeder lifts the feed material onto the screen and operates through an electrically-controlled hydraulic drive. The ST272 is powered with a TCD 2013 diesel engine, which generated power of 170 horsepower. The ST272’s transport dimensions are: length 46 feet 3 inches, width 9 feet 10 inches, height 11 feet 8 inches and weight 75,500 pounds.