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Metal merchants and producers of copper sulphate, titanium sponge and other materials, of Rotton Park Street, Birmingham; of Widnes.
1891 Two of Duncan's sons, Daniel and Alexander McKechnie formed a partnership in copper and silver refining in Widnes.
1897 Established a brass ashes washing plant at Rotton Part Street, Birmingham.
1898 Duncan McKechnie, a third son of Duncan Senior, joined the partnership
1909 The brass ash plant was moved to Trafford Park, Manchester and replaced with foundry equipment moved from Blaydon-on-Tyne.
1914 Daniel McKechnie died
1915 Incorporated as a limited company to acquire the business of Alexander and Duncan McKechnie
1937 Extruded brass and bronze rods, section and stamping manufacturers. "Tank" Pressings and Stampings. "Velveto" Antifriction Metal Ingots. 
1953 Company converted into public company, manufacturers of non-ferrous metals and heavy chemicals
1959 Transferred the brass extrusion plant to the new factory built in Aldridge.
2007 Part of the Group, McKechnie Aerospace, was sold by Melrose