Profile: Tennant Metallurgical Group Ltd. is a supplier of ferro alloys, metals & minerals to the european steel, foundry and refractory industries. We provide calcium, chromium, manganese & vanadium alloys, silicon metal and refractory raw materials. Chromium additions to steel can improve hardenability due to the formation of chromium carbides or enhance corrosion resistance and oxidation resistance. Magnetite is used in coal washing heavy media separation within mining and car scrap industries. Also for densification & skimming within concrete and construction industries.