Summary: The production of rough diamonds already reached a peak value more than 10 years ago. Predictions see a continuation of the market downturn for mined diamonds up to 2030. Nevertheless, the...
High-quality sands and gravels long ago evolved into special products, as a result of rising demands for quality. In many sectors, classical wheel-loader aggregate mixes have now become inadequate for...
Spiral fabric belts are the established standard in countless industrial and municipal applications. Wherever seamless belts are an indispensible component in dewatering, transport or drying...
From 6 to 10 September 2023, the Wirtgen Group product brands will be presenting a cross-section of their groundbreaking solutions for road construction and the processing of primary resources and...
ABB has won an order to supply a dual pinion high-speed ring-geared mill drive (RMD) system for LKAB’s latest grinding circuit expansion at the Malmberget iron ore mine in Swedish Lappland. The RMD...
High efficiency is a matter of survival for the Aitik copper mine in northern Sweden. The proportion of metal in the earth’s surface here is so low – less than 0.3 %, that it can only be extracted...
Bogaevsky Karyer is a relatively new aggregates production and quarrying company with operations located not far from Oreshki village in the Ruzsky District of Moscow Province. Centered on the...
For the extraction of natural resources all over the world, Eurasian Natural Resources Corporation (ENRC) operates different types of equipment. For management of the equipment at a copper mine in...
A common problem in processing high-value bulk materials is that both a large size reduction ratio and a de-fined final grain size distribution within narrow grain size limits are often required. Dust...
Improving the profitability of copper ore processing
1 Increasing grinding efficiency with the improved Vertimill
Having acquired the licence in 1979, Metso (then Koppers) has exclusively supplied the Vertimill and steadily further developed it....
