High intensity

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

4

IsaMillTM

2.0

4.7

3,000

10

400

SMD

2.8 (width)

6.0 (height)

355

 

150

 

IsaMill™ is highest intensity grinding device – 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