| CLOCK | ELAPSED | EVENT | AIR | CHARCOAL | ORE | ||||||
| GATE | GAUGE | CALCULATE | PRESSURE | UNIT | COUNT | TOTAL | UNIT | TOTAL | |||
| KpH | LpM | inch/H2O | bucket | kg | kg | kg | |||||
| 1.85 kg | |||||||||||
| 12:00 | start preheat / green twigs | ||||||||||
| 12:30 | gentle air to arch / split wood | ||||||||||
| 13:05 | seal tap arch / air to tuyere | ||||||||||
| 13:15 | increase air | 3 | 48 | 392 | |||||||
| 14:20 | 2:20 | end preheat phase | |||||||||
| 12:00 | fill with charcoal / start sequence | 8 | 78 | 637 | 4 | ||||||
| 12:14 | 0:14 | light off exhaust gasses | 1 | 1 | 1.85 | ||||||
| 12:25 | 0:11 | 1 | 2 | 3.7 | |||||||
| 12:38 | air reading | 8 | 81 | 662 | 0 | ||||||
| 12:41 | 0:16 | 1 | 3 | 5.55 | 0 | ||||||
| 12:42 | adjust air | 9 | 85 | 694 | 5 | 0 | |||||
| 12:52 | 0:10 | adjust air / heat to top of smelter | 10 | 90 | 735 | 6 | 1 | 4 | 7.4 | 0 | |
| 13:02 | 0:10 | 1 | 5 | 9.25 | 0 | ||||||
| 13:12 | 0:10 | start main sequence | 1 | 6 | 11.1 | 0 | |||||
| 13:26 | 0:14 | added ore as 500 gm amounts | 1 | 7 | 12.95 | 2 | 2 | ||||
| 13:38 | 0:12 | 1 | 8 | 14.8 | 2 | 4 | |||||
| 13:48 | 0:10 | 1 | 9 | 16.65 | 2 | 6 | |||||
| 13:58 | 0:10 | 1 | 10 | 18.5 | 2 | 8 | |||||
| 14:03 | gate wide open (clear blockage) | ||||||||||
| 14:07 | 0:09 | 1 | 11 | 20.35 | |||||||
| 14:10 | 2 | 10 | |||||||||
| 14:16 | resume standard air | 10 | 96 | 784 | |||||||
| 14:18 | 0:11 | 1 | 12 | 22.2 | 2 | 12 | |||||
| 14:29 | 0:11 | 1 | 13 | 24.05 | 2 | 14 | |||||
| 14:39 | 0:10 | 1 | 14 | 25.9 | 2 | 16 | |||||
| 14:49 | 0:10 | 1 | 15 | 27.75 | |||||||
| 14:52 | 2 | 18 | |||||||||
| 15:02 | 0:13 | 1 | 16 | 29.6 | |||||||
| 15:03 | 2 | 20 | |||||||||
| 15:04 | cover last ore charge / burn down | one third | 30 | ||||||||
| 15:14 | major self tapping of slag | ||||||||||
| 15:20 | extraction started | ||||||||||
| 3:20 | TOTALS | 30 | 20 | ||||||||
| BLOOM (partially consoldated) | 1.9 | ||||||||||
| Yield (less water weight) | 12% |