EVENT |
Date |
September (4) 2021 |
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Description |
Hals Icelandic Phase 3 B |
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Goal |
simulated Icelandic clay mix- reuse |
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Team |
Dave Cox (M) |
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Neil Peterson |
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Rey Cogswell (extraction) |
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Marcus Burnham |
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Richard Schwitzer (hammer) |
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records |
Darrell Markewitz |
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FURNACE |
Type |
Icelandic turf build |
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Material |
Wareham sod / Icelandic clay |
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Walls |
cylinder / clay+sand+horse |
4.5 |
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Interior |
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28 |
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Height |
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70 |
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Stack |
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43 |
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Base |
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30 |
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Packing |
charcoal fines |
16 |
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Tuyere |
standard copper |
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Diameter |
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2 |
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Angle |
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-22.5 |
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Proud |
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5 |
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Air System |
standard electric blower |
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Extraction |
bottom via arch |
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MATERIALS |
Ore |
DD 1 (red) |
51% Fe |
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Charcoal |
Oak |
1.97 kg |
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CLOCK |
ELAPSED |
EVENT |
AIR |
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CHARCOAL |
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ORE |
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UNIT |
COUNT |
TOTAL |
Unit |
TOTAL |
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meter |
to LpM |
LpM |
bucket |
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kg |
kg |
kg |
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1.97 |
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845 |
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start wood twigs pre-heat |
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910 |
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start gentle air |
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100 |
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1007 |
T 1:27 |
start fill ungraded |
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1011 |
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filled, full air blast |
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700 |
4 |
4 |
7.9 |
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1015 |
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air increase |
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900 |
1 |
5 |
9.9 |
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1024 |
9 |
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900 |
1 |
6 |
11.8 |
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1034 |
10 |
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1 |
7 |
13.8 |
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1044 |
10 |
graded charcoal |
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1 |
8 |
15.8 |
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1056 |
12 |
poked to settle |
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1 |
9 |
17.7 |
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1104 |
8 |
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1 |
10 |
19.7 |
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1114 |
10 |
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1 |
11 |
21.7 |
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1119 |
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first addition tap slag |
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air meter |
11.5 |
864 |
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1123 |
9 |
reduce air |
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552 |
700 |
1 |
12 |
23.6 |
1 S |
1 S |
1135 |
12 |
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1 |
13 |
25.6 |
1 S |
2 S |
1150 |
15 |
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1 |
14 |
27.6 |
1 S |
3 S |
1155 |
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high slag bowl, vertical
probe to drop |
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1200 |
10 |
air increase |
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800 |
1 |
15 |
29.6 |
.33 S |
3.3 S |
1212 |
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burn through - above tuyere |
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1216 |
16 |
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1 |
16 |
31.5 |
1 S |
4.3 S |
1222 |
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probe to drop |
8.8 |
660 |
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1225 |
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probe to drop |
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1231 |
15 |
first ore addition |
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1 |
17 |
33.5 |
1 O |
1 O |
1236 |
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increase air |
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900 |
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1244 |
13 |
open arch, rake - to drop bowl |
9.6 |
720 |
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1 |
18 |
35.5 |
1 |
2 |
1257 |
13 |
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1 |
19 |
37.4 |
1 |
3 |
1306 |
9 |
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1 |
20 |
39.4 |
1 |
4 |
1317 |
11 |
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1 |
21 |
41.4 |
1.5 |
5.5 |
1330 |
13 |
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1 |
22 |
43.3 |
1.5 |
7 |
1342 |
12 |
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1 |
23 |
45.3 |
1.5 |
8.5 |
1354 |
12 |
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1 |
24 |
47.3 |
2 |
10.5 |
1402 |
8 |
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1 |
25 |
49.3 |
2 |
12.5 |
1415 |
13 |
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1 |
26 |
51.2 |
2 |
14.5 |
1426 |
11 |
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1 |
27 |
53.2 |
2 |
16.5 |
1435 |
9 |
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1 |
28 |
55.2 |
2 |
18.5 |
1446 |
11 |
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1 |
29 |
57.1 |
3 |
21.5 |
1500 |
14 |
uncertain time |
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1 |
30 |
59.1 |
3 |
24.5 |
1507 |
9 |
with above |
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1 |
31 |
61.1 |
1.5 |
26 |
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start burn down |
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1515 |
8 |
remainder slag |
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1 |
32 |
63.0 |
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NR |
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1 |
33 |
65.0 |
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start extraction |
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TOTALS |
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Charcoal |
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65 |
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kg |
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Ore |
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26 |
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kg |
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iron slag added |
4.3 |
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kg |
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Bloom |
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8.2 |
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kg |
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Gromps |
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Yield |
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32 |
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% |
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Condition |
spongy looking, additional slag |
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Quality |
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Slag |
all left in place as erosion |
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Main sequence time |
1231 |
1507 |
156 |
minutes |
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Charcoal rate |
27.6 |
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5.7 |
MpK |
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Ore rate |
26 |
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6.0 |
MpK |
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