Mining Magazine September 2014 | Page 170

Millennium Minerals Limited
Our main product is QUALITY and SERVICE
Boliver International in partnership with the Sino Grinding Group of companies promotes our forged steel grinding media for both SAG and ball mills on a global level , providing its clients with regular on-site technical support , whilst proactively carrying out advanced research and development to meet specific milling operations .
Specialist Support for the World ’ s Mining Industry
Boliver International T : + 61 8 9317 6177 E : neill @ boliver . com www . boliver . com
Sino Grinding Industries Pty Ltd T : + 61 3 9545 0199 E : enquiry @ sinogrinding . com . au www . sinogrinding . com
Two variable spread apron feeds draw from the stockpile feeding the SAG ( semi-autogenous ) mill , ensuring a constant supply . Slurry from the mill is pumped to a cluster of hydrocyclones where it is split into two streams — overflow and underflow . The overflow feeds onto vibrating trash screens to remove oversized material which is returned to the mill . Undersized material continues into the leach circuit .
The underflow returns to the mill . A proportion of the