| EVENT | Date | July 21 & 22, 2017 | |||||||
| Description | SCA - FOOL event | ||||||||
| Goal | course | ||||||||
| Team | Darrell Markewitz | ||||||||
| Penda | |||||||||
| Sybella | |||||||||
| Jared | |||||||||
| Edward | |||||||||
| Steve O | |||||||||
| Perjos | |||||||||
| Daniella | |||||||||
| Eric | |||||||||
| records | Niel Peterson | ||||||||
| FURNACE | Type | Norse Short Shaft | |||||||
| Material | clay / sand / horse manure cobb | ||||||||
| Interior | 25 | ||||||||
| Height | 77 | ||||||||
| Stack | 61 | ||||||||
| Base | as 1 cm thick disk | 16 | |||||||
| Packing | charcoal fines | 12 | |||||||
| Tuyere | standard copper | ||||||||
| Diameter | 2 | ||||||||
| Angle | -23 | ||||||||
| Proud | 5 | ||||||||
| Air System | twin chamber (norse) 'smelting bellows | ||||||||
| Extraction | bottom via arch | ||||||||
| MATERIALS | Ore | DD 2 (red + 9% scale ) | |||||||
| Charcoal | maple | ||||||||
| CLOCK | ELAPSED | EVENT | AIR | CHARCOAL | ORE | ||||
| relative | UNIT | COUNT | TOTAL | Unit | TOTAL | ||||
| pressure | LpM | bucket | kg | kg | kg | ||||
| psi | 2.2 | ||||||||
| KpH to LpM | 8.2 | ||||||||
| 1200 | start wood splints pre-heat | ||||||||
| 1325 | 1:25 | start bellows use | ?? | ||||||
| 1400 | first addition of rough charcoal | ||||||||
| 1405 | T 2:05 | fill with ungraded fuel | 3.5 | 7.6 | |||||
| 1200 | main sequence start | ?? | 0.5 | 4 | 8.7 | ||||
| 1211 | 11 | 1 | 5 | 10.9 | |||||
| 1222 | 11 | 1 | 6 | 13.1 | |||||
| 1237 | 15 | switch to graded fuel | 1 | 7 | 15.3 | ||||
| 1255 | 18 | 1 | 8 | 17.4 | |||||
| 1323 | 28 | 1 | 9 | 19.6 | |||||
| 1352 | 29 | addition tap slag | 1 | 10 | 21.8 | 1 S | 1 S | ||
| 1335 | air test (Penda) = 35 kph | 287 | |||||||
| 1353 | air test (Edward) = 50 kph | 410 | |||||||
| 1400 | air test (Eric) = 27 kph | 221 | |||||||
| 1408 | air test (Sybella) = 39 kph | 320 | |||||||
| 1413 | air test (Fergus) = 36 kph | 295 | |||||||
| 1423 | air test (Craig) = 43 kph | 353 | |||||||
| air test (average) | 314 | ||||||||
| 1425 | 33 | 1 | 11 | 24.0 | 1 S | 2 S | |||
| 1439 | 14 | 1 | 12 | 26.2 | 1 S | 3 S | |||
| 1454 | 15 | first ore addition | 1 | 13 | 28.3 | 1 | 1 | ||
| 1543 | 49 | 1 | 14 | 30.5 | 1 | 2 | |||
| 1617 | 32 | 1 | 15 | 32.7 | 1 | 3 | |||
| 1644 | 27 | 1 | 16 | 34.9 | 1.5 | 4.5 | |||
| 1651 | air test (Daniel) = 70 kph | 560 | |||||||
| 1652 | air test (Edward) = 70 kph | 560 | |||||||
| 1655 | air test (Jared) = 60 kph | 480 | |||||||
| 1656 | air test (Eric) = 62 kph | 496 | |||||||
| 1657 | air test (Fergus) = 50 kph | 400 | |||||||
| 1658 | air test (Penda) = 50 kph | 400 | |||||||
| 1658 | air test (Steve) = 61 kph | 488 | |||||||
| air test (average) | 483 | ||||||||
| 1706 | 22 | 1 | 17 | 37.1 | 1.5 | 6 | |||
| 1723 | 17 | 1 | 18 | 39.2 | 1.5 | 7.5 | |||
| 1735 | 1 | 19 | 41.4 | 2 | 9.5 | ||||
| temperature, 20 cm from top = 680 C | |||||||||
| 30 cm from top = 870 C | |||||||||
| 40 cm from top = 1002 C | |||||||||
| 50 cm from top = 1102 C | |||||||||
| 60 cm from top (+5 tuyere) = 111 C | |||||||||
| 70 cm from top (-5 tuyere) = 655 C | |||||||||
| 1803 | 28 | 1 | 20 | 43.6 | 2 | 11.5 | |||
| 1830 | 27 | 1 | 21 | 45.8 | 2 | 13.5 | |||
| 1851 | 21 | 1 | 22 | 48.0 | 2.5 | 16 | |||
| 1933 | 42 | 1 | 23 | 50.1 | 2.5 | 18.5 | |||
| 1958 | 25 | 1 | 24 | 52.3 | 2 | 20.5 | |||
| 2028 | 30 | 1 | 25 | 54.5 | 2.5 | 23 | |||
| 2054 | 26 | 1 | 26 | 56.7 | 2 | 25 | |||
| 2119 | 25 | 1 | 27 | 58.9 | 1.9 | 26.9 | |||
| records end | |||||||||
| last charcoal to cover ?? | 1 | 28 | 61.0 | ||||||
| TOTALS | |||||||||
| Charcoal | 61 | kg | |||||||
| Ore | 26.9 | kg | |||||||
| Bloom | no consolodated bloom | 4.89 | kg | ||||||
| Gromps | kg | ||||||||
| Yield | 18% | % | |||||||
| Condition | a bit crumbly looking | ||||||||
| Quality | varies - 1010 to 1030 on spark test | ||||||||