Blast Furnace
SmithingThe Blast Furnace halves coal to 1 per steel bar. 17.5 XP/bar. Up to ~4,650-5,450 bars/hr with a coal bag.
Fill a target level to plan the whole grind, or leave it blank to use the hours above.
Smithing XP / hr87,500
Profit / hr1.66m
GP / XP+18.97
In 1 hour
Bars5,000
Smithing XP87,500
Profit1.66m
Materials
 Iron ore | 5,000 | 71 | -355.0k |
 Coal | 5,000 | 150 | -750.0k |
Produces (expected)
5,0002,765,000
Value: 2,765,000
Rates are per hour; totals are for the basis above. Prices are live from the Grand Exchange.