Iron Smelt - Wareham, ON - Nov 6, 2010
Date:Nov 6, 2010
Location:Wareham, ON
See also: Darrell Markewitz's ironsmelting site
Team: Neil Peterson, Richard Schwietzer, Darrell Markewitz, Katie Thornton (Records and Consolodation), Thomas Beckett (Consolodation)
Premise: Practice for CanIron8 presentation.
Furnace Design
Type | EconoNorse in a can (enclosed fire brick), tap arch |
Extraction | dismantled |
Diameter | 28 cm |
Height | 76 cm |
Volume | 46773.44 cm3 |
Tuyure Type | ceramic tube |
Tuyere height from base | 21 cm |
Tuyere penetration into furnace | 4 cm |
Tuyere angle | 23 deg |
Base design | natural set base cm |
Burn Details
Bellow Type | blower |
Avg Air rate | unknown litres per minute |
Total Charcoal Mass | 38 Kg |
Avg Burn rate | 12 min per 2 Kg |
Ore Type | Granular Hematite |
Total Mass of Ore | 24.6 Kg |
Burn Duration | 4.5 Hours |
Results
Mass of Bloom | 8.5 Kg |
Bloom Type | high carbon |
Yield | 34.5% |
Notes | 2.7 Kg white cast iron also recovered |
|
Reports of all of our iron smelting efforts along with more articles and information are available on the "Iron Smelting in the Viking Age" CD from the Wareham Forge. Copies of the CD can be purchased here. |
Discussion:
Conclusions:
Photos:
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Building the smelter |
Smelter |
Finsihed Bloom |
Raw Data:
CLOCK |
ELAPSED |
EVENT |
AIR |
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CHARCOAL |
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ORE |
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UNIT |
COUNT |
TOTAL |
UNIT |
COUNT |
TOTAL |
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gage |
LpM |
P |
bucket |
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kg |
scoop |
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kg |
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1.45 |
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0.615 |
9:30 |
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start furnace construction |
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11:00 |
1:30 |
start wood split preheat |
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11:52 |
:52 |
add rough charcoal |
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12:10 |
:18 |
first graded charcoal |
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2 |
2 |
2.90 |
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12:14 |
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Start main sequence |
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12:24 |
:10 |
charcoal |
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1 |
3 |
4.35 |
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12:30 |
:06 |
charcoal |
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1 |
4 |
5.80 |
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12:39 |
0:09 |
charcoal |
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1 |
5 |
7.25 |
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12:45 |
0:06 |
reaction column hot, first ore |
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1 |
6 |
8.70 |
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12:46 |
:07 |
ore, charcoal |
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1 |
7 |
10.15 |
1 |
1 |
0.615 |
12:57 |
0:11 |
ore, charcoal |
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1 |
8 |
11.60 |
1 |
2 |
1.23 |
13:04 |
0:07 |
ore, charcoal |
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1 |
9 |
13.05 |
1 |
3 |
1.845 |
13:12 |
0:08 |
ore, charcoal |
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1 |
10 |
14.50 |
1 |
4 |
2.46 |
13:19 |
0:07 |
ore, charcoal |
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1 |
11 |
15.95 |
1 |
5 |
3.075 |
13:26 |
0:07 |
ore, charcoal |
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1 |
12 |
17.40 |
1 |
6 |
3.69 |
13:35 |
0:09 |
ore, charcoal |
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1 |
13 |
18.85 |
1 |
7 |
4.305 |
13:43 |
0:08 |
2 x ore (1.23 kg) , charcoal |
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1 |
14 |
20.30 |
2 |
9 |
5.535 |
13:52 |
0:09 |
2 x ore, charcoal |
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1 |
15 |
21.75 |
2 |
11 |
6.765 |
14:01 |
0:09 |
2 x ore, charcoal |
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1 |
16 |
23.20 |
2 |
13 |
7.995 |
14:09 |
0:08 |
3 X ore (1.845 kg), charcoal |
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1 |
17 |
24.65 |
3 |
16 |
9.84 |
14:17 |
0:08 |
3 X ore, charcoal |
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1 |
18 |
26.10 |
3 |
19 |
11.69 |
14:27 |
0:10 |
3 X ore, charcoal |
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1 |
19 |
27.55 |
3 |
22 |
13.53 |
14:35 |
0:08 |
3 X ore, charcoal |
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1 |
20 |
29.00 |
3 |
25 |
15.38 |
14:43 |
0:08 |
3 X ore, charcoal |
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1 |
21 |
30.45 |
3 |
28 |
17.22 |
14:52 |
0:09 |
4 x ore, charcoal |
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1 |
22 |
31.90 |
4 |
32 |
19.68 |
15:01 |
0:09 |
4 x ore, charcoal |
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1 |
23 |
33.35 |
4 |
36 |
22.14 |
15:11 |
0:10 |
4 x ore, charcoal |
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1 |
24 |
34.80 |
4 |
40 |
24.6 |
15:20 |
0:09 |
charcoal |
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1 |
25 |
36.25 |
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40 |
24.6 |
15:26 |
0:06 |
charcoal |
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1 |
26 |
37.70 |
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40 |
24.6 |
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16:00 * |
:34 * |
extraction begins |
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:30 * |
extraction sequence |
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TOTALS |
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Time - (build to extraction) |
5 |
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Tme - (smelt sequence) |
4:15 |
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Charcoal |
34 + |
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Ore |
24.6 |
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Bloom |
8.5 |
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Yield % |
34.5 |
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Recorded by Katie Thorton |
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Reports of all of our iron smelting efforts along with more articles and information are available on the "Iron Smelting in the Viking Age" CD from the Wareham Forge. Copies of the CD can be purchased here. |