
FIGURE 6.3
The start of anode airburn near the bath surface and on the corner of the anode near its slot
with the adjacent anode.
Potroom Processes
Outputs
Set + Cover Anodes
Tap Metal
Tap + Transfer Bath
Skim Carbon from Bath
Transport Anodes, Butts
Crucibles
Cover Maintenance
Beam Raising
Pot Digout, Rebuild and Start-
up
Pot Hardward Main tenance
(Hoods, Feeders, Busbar)
Pot Equipment Maintenance
· Pacman Holes Clean
Noise (micro-ohm) after Setting
· Kg Variation Tap to Tap
· Bath Level Before and After Tap (cm)
· % C in 2° alumina < 0.4%
· Conformance to Tap, Set schedules
· Injuries + illnesses (zero)
· Accidents and Incidents
· Metal Purity + On-Time
Delivery ...