Mass of hot metal

300 metric tonnes

Initial sulphur

30 ppm (parts per million)

Target sulphur

2 ppm

Impeller rotation speed

100 rpm

Total added flux (90% lime, 10% CaF2)

2470 kg (lime 2223 kg )

Specific flux consumption

8.1 kg ton−1

Specific lime consumption (calculated)

7.41 kg tonne−1

Process time

12.3 min