← Back to Loewer machines STN 300K / KK / KB STN 300 heavy dry grinding machine The Löwer STN 300 is the advancement of the prooved previous model ST 300. Its designed for grinding or deburring sheet metal, hollow section and flat bar. Highlights for grinding short work pieces, the belt conveyor can be changed very quickly to a belt conveyor with 90° stoppers - The smart idea for grinding short pieces constant height of throughfeed, allows to use roller conveyors either infront or behind the machine available with one or two grinding belt stations or with one grinding belt and one finishing station. Optional extras vacuum device to protect conveyor belt when processing thin parts motorized height adjustment incl. automatic thickness adjustment contact wheels in different shores with or without serrations abrasive belts, abrasive nylon belts and brushes in various shores STN 300KB STN 300K STN 300KK