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High intensity

​This high intensity grinding technology (>300kW/m3) requires a much smaller footprint than conventional grinding technology – the grinding volume of the IsaMill™ is about one tenth the equivalent ball or tower mill.
  Mill diameter
(m) 		Mill length
(m) 		Installed power
(kW) 		Mill volume
(m3) 		Power intensity
(kW/m3)
Autogenous Mill 10 4.5 6,400 353 18
Ball Mill 5 6.4 2,600 126 21
Regrind Mill 3.2 4.8 740 39 19
Tower Mill 2.5 2.5 520 12 42
IsaMill TM 2.0 4.7 3,000 10 400
SMD 2.8 (width) 6.0 (height) 355   150

 

The IsaMill™ is a high intensity grinding technology – with nearly three times the kW/m3 of its closest competitor, the SMD. With a tip speed of 22 m/s it has at least three times the kinetic energy in impacts.
500kW M1000 IsaMill™, Oceanagold, Macraes Gold Mine, New Zealand

500kW M1000 IsaMill™, Oceanagold, Macraes Gold Mine, New Zealand

Further advantages