... we have also gained a reputation as the specialist manufacturer of complex, high quality aluminium extrusions, aluminum tube, seamless ... angle, aluminum channels, and industry profiles, in a wide range of commercial alloys, including 1050, 1200, 2A12, 2014, 2014A, ... nitriding furnace, homogeneous furnace, and ageing oven, eight set of intermediate frequency induction furnace and oxidation ponds.