This experiment was not performed by DARC but is a part of the
sequence of experiements. Please contact Darrell Markewitz for
more details about this experiment.
Date: May 14, 2005
Location: Wareham, ON
Team:
Leader | Darrell Markewitz |
Staff | Neil Peterson John Burton |
Recorder | Neil Peterson Vandy Simpson |
Charcoal Monkeys | Gus Gissing Ken Cook Sam Falzone |
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. |
Smelt site | Darrell setting up | Preheating | Tapping |
Adding charcoal | Cutting | Finished bloom |
Time | Event | Measures | ||||
Relative | Absolute | Total | ||||
Relative | Elapsed | Charcoal | Ore | |||
---|---|---|---|---|---|---|
-00 | 00 | start preheat with wood splits | ||||
-35 | 35 | addition rough charcoal, gentle air blast | ||||
-45 | 45 | fill with rough charcoal | ||||
12:00 | 00 | timer reset - smelt begins | ||||
12:10 | 10 | first measured charcoal | 1 | 4 lbs* | 4 lbs | |
12:20 | 10 | charcoal | 2 | 4 lbs | 8 lbs | |
12:40 | 20 | charcoal | 3 | 4 lbs | 12 lbs | |
12:51 | 11 | seed charge | 1 | .75 lbs | .75 lbs | |
charcoal | 4 | 4 lbs | 16 lbs | |||
1:06 | 15 | seed charge | 2 | .75 lbs | 1.5 lbs | |
1:09 | 18 | charcoal | 5 | 4 lbs | 20 lbs | |
1:32 | 23 | charcoal | 6 | 4 lbs | 24 lbs | |
26 | seed charge | 3 | .75 lbs | 2.25 lbs | ||
1:40 | addition of second hand crank blower | |||||
1:45 | tuyere replaced with copper | |||||
*** | ||||||
2:02 | 30 | charcoal | 7 | 4 lbs | 28 lbs | |
seed charge | 4 | .75 lbs | 3 lbs | |||
2:12 | 10 | charcoal | 8 | 4 lbs | 32 lbs | |
2:17 | 15 | seed charge | 5 | .75 lbs | 3.75 lbs | |
2:29 | 17 | charcoal | 9 | 4 lbs | 36 lbs | |
12 | seed charge | 6 | .75 lbs | 4.5 lbs | ||
2:44 | 15 | charcoal | 10 | 4 lbs | 40 lbs | |
15 | seed charge | 7 | .75 lbs | 5.25 lbs | ||
2:49 | 5 | charcoal | 11 | 4 lbs | 44 lbs | |
5 | seed charge | 8 | .75 lbs | 6 lbs | ||
2:53 | 4 | charcoal | 12 | 4 lbs | 48 lbs | |
4 | full charge | 9 | 1.5 lbs | 7.5 lbs | ||
3:00 | 7 | charcoal | 13 | 4 lbs | 52 lbs | |
3:10 | 17 | half charge | 10 | .75 lbs | 8.25 lbs | |
3:12 | 12 | charcoal | 14 | 4 lbs | 56 lbs | |
2 | full charge | 11 | 1.5 lbs | 9.75 lbs | ||
*** | ||||||
3:23 | 11 | charcoal | 15 | 4 lbs | 60 lbs | |
full charge | 12 | 1.5 lbs | 11.25 lbs | |||
3:31 | 12 | charcoal | 16 | 4 lbs | 64 lbs | |
full charge | 13 | 1.5 lbs | 12.75 lbs | |||
3:38 | 7 | charcoal | 17 | 4 lbs | 68 lbs | |
full charge | 14 | 3 lbs | 15.75 lbs | |||
3:50 | 12 | charcoal | 18 | 4 lbs | 72 lbs | |
full charge | 15 | 3 lbs | 18.75 lbs | |||
3.58 | 8 | charcoal | 19 | 4 lbs | 76 lbs | |
full charge | 16 | 3 lbs | 21.75 lbs | |||
4:11 | 13 | charcoal | 20 | 4 lbs | 80 lbs | |
full charge | 17 | 2.25 lbs | 24 lbs | |||
4:21 | first tapping attempt | |||||
4:23 | 12 | charcoal | 21 | 4 lbs | 84 lbs | |
half charge | 18 | .75 lbs | 24.75 lbs | |||
4:26 | 3 | charcoal | 22 | 4 lbs | 88 lbs | |
full charge | 19 | 3.75 lbs | 28.5 lbs | |||
4:36 | 10 | charcoal | 23 | 4 lbs | 92 lbs | |
full charge | 20 | 2.25 lbs | 30.75 lbs | |||
second tapping attempt | ||||||
4:44 | 12 | charcoal | 24 | 4 lbs | 96 lbs | |
full charge | 21 | 2.25 lbs | 33 lbs | |||
4:52 | 12 | charcoal | 25 | 4 lbs | 100 lbs | |
full charge | 22 | 2.25 lbs | 35.25 lbs | |||
5:02 | 10 | charcoal | 26 | 4 lbs | 104 lbs | |
full charge | 23 | 3 lbs | 38.25 lbs | |||
5:15 | 13 | charcoal | 27 | 4 lbs | 108 lbs | |
full charge | 24 | 2.25 lbs | 40.5 lbs | |||
5:22 | 7 | charcoal | 28 | 4 lbs | 112 lbs | |
full charge | 25 | 3 lbs | 43.5 lbs | |||
5:32 | 10 | charcoal | 29 | 4 lbs | 116 lbs | |
full charge | 26 | 3.75 lbs | 47.25 lbs | |||
5:43 | 11 | charcoal | 30 | 4 lbs | 120 lbs | |
full charge | 27 | 3 lbs | 50.25 lbs | |||
5:54 | 11 | charcoal | 31 | 4 lbs | 124 lbs | |
full charge | 28 | 3 lbs | 53.25 lbs | |||
6:08 | 12 | charcoal | 32 | 4 lbs | 128 lbs | |
full charge | 29 | 3.75 | 57 lbs | |||
6:29 | tap slag and recycle | 3 lbs | ||||
(one charcoal addition may be missing here) | ||||||
6:34 | 26 | charcoal | 31 | 4 lbs | 132 lbs | |
6:43 | 11 | charcoal | 32 | 4 lbs | 136 lbs | |
6:52 | 11 | charcoal | 33 | 4 lbs | 140 lbs | |
6:59 | 7 | charcoal | 34 | 4 lbs | 144 lbs | |
7:06 | 7 | charcoal | 35 | 4 lbs | 148 lbs | |
7:13 | start to dismantle smelter | |||||
7:26 | bloom removed |