2.5 x 4.5 ft Denver Ball Mill with 10 HP

Denver Equipment Company (Metso)

4 x 8 ft (1.2 x 2.5 m) Denver ball mill with 50 HP

Denver Equipment Company (Metso)

3 x 3 ft Denver Ball Mill with 30 HP

Denver Equipment Company (Metso)

4 x 5 ft Denver Ball Mill

Nordberg (Metso)

15 x 19 ft (4.5 x 5.8 m) Nordberg Ball Mill with 3,000 HP

Union Ironworks

10 x 8 ft Union Ironworks Ball Mills with 400 HP

Allis Chalmers (Metso)

10 x 10 ft Allis Chalmers Ball Mill

Allis Chalmers (Metso)

14.5 x 28 ft (4.5 x 8.5 m) Allis Chalmers ball mill with 3,000 HP

7 x 5.5 ft Ball Mill with 100 HP

Hardinge (Metso)

8 x 6 ft (2.5 x 1.8 m) Hardinge conical ball mill with 200 HP