Manganese Alloy | Assmang Proprietary Limited
Introduction. In order to beneficiate the manganese ore from their mines in the Northern Cape, Assmang established Cato Ridge Works (formerly Feralloys Limited) in 1956 and construction was started on a ferro manganese smelter at Cato Ridge approximately 60km from Durban in KwaZuluNatal. The first alloy from this plant was exported in 1959.