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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

IsaMillTM

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