Roller-Hearth Furnace overview EN ROLLER-HEARTH FURNACESSteel industry | Aluminum industry | Copper base metal industry EBNER | Products | Roller-hearth furnace Roller-hearth furnaces. Steel industry | Aluminum industry | Copper base metal industry STEEL TUBE AND BAR HICONroller-hearth furnace Annealing facilities for tube and bar of non-alloyed to high-alloyed steels. STEEL BLANKS HOTPHASEroller-hearth furnace For the hot forming of 22MnB5 blanks. ALUMINUM PLATE AND SHEET HICON roller-hearth furnace For solution heat treating or recrystallizing plate and sheet. ALUMINUM BLANKS HOTFORM roller-hearth furnace for the hot forming of aluminum blanks. COPPER BASE METAL TUBE AND BAR HICONroller-hearth furnace Bright annealing facilities for straight lengths of copper and copper alloy tube, bar stock and tube coils.