Metso Minerals has secured two mill orders worth a total of €25 million. According to the company, Compania Minera Dona Ines de Collahuasi (owned 44% by Anglo American plc, 44% by Falconbridge Ltd and 12% by Mitsui & Co. Ltd) has ordered five Metso grinding mills to regrind copper concentrate and for lime slaking in the Ujina-Rosario transition project. The contract will include the world's largest semi-autogenous grinding (SAG) and ball mills. The SAG mill will be 21 m in diameter and powered by a 21 MW drive. The ball mill will be 7.5 m in diameter and powered by a 12 MW drive.

Under the terms of the second contract, Metso will supply Anhui TongDu Stock Co. Ltd with a SAG mill for use at its Dongguashan copper project which is located in Anhui Province in central China.

Source:
Mining Journal, Dec.13, 2002, p.416

Metso Minerals has a