Bergteamet are Scandinavia’s leading subcontractor for underground operations. LKAB is one of their biggest customer.
Atlas Copco Boomer
Bergteamet experienced problems with operational reliability on the drill rig. Water caused problems with proportional valves. Oil consisted 20350 ppm of water. Dirt in oil 34,4 mg/100 ml. ASTM F313 (modified)
An installation of Europafilters kidney loop oil filtration unit was assembled in an offline circuit.
No problems in production
The results were remarkable. The end result was 70 ppm or 0.04 liters of water. We used 4 x filter = 2.5 liters of water per filter. In addition, the oil was cleaner than a new one.
From 34.4 mg/100 ml to 0.8 mg per 100 ml.
Below you can download pdf´s to read about more cases in the same section: Mining