sml logo Dark Ages Re-Creation Company sml logo
Overview
Oct 12, 2015
Jun 20, 2015
Apr 25, 2015
May 11, 2013
May 27, 2012
Nov 5, 2011
Oct 9, 2011
July 28, 2011
June 11, 2011
Nov 6, 2010
Aug 21, 2010
June 12, 2010
Nov 7, 2009
Oct 11, 2009
May 30, 2009
Nov 8, 2008
Oct 12, 2008
Jun 14, 2008
Apr 13, 2008
Oct 27, 2007
Oct 8, 2007
Jun 10, 2007 - Excav.
Jun 9, 2007 - Second
Jun 9, 2007 - First
Nov 5, 2006
Sep 1-2, 2006
Jun 10, 2006
Jun 10, 2006 - Tools
Nov 4, 2005
Sep 1, 2005 - CanIron V
Jun 11, 2005
May 14, 2005 - OABA
Jan 14, 2005 - Consolid.
Oct 24, 2004
Jun 3, 2004
Jun 3, 2004 - Design
Jun 3, 2004 - Questions
May, 2003 - Analysis
May 2003
May 2002

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

TypeEconoNorse in a can (enclosed fire brick), tap arch
Extractiondismantled
Diameter28 cm
Height76 cm
Volume46773.44 cm3
Tuyure Typeceramic tube
Tuyere height from base21 cm
Tuyere penetration into furnace4 cm
Tuyere angle23 deg
Base designnatural set base cm

Burn Details

Bellow Typeblower
Avg Air rateunknown litres per minute
Total Charcoal Mass38 Kg
Avg Burn rate12 min per 2 Kg
Ore TypeGranular Hematite
Total Mass of Ore24.6 Kg
Burn Duration4.5 Hours

Results

Mass of Bloom8.5 Kg
Bloom Typehigh carbon
Yield34.5%
Notes 2.7 Kg white cast iron also recovered

Smelt_cd 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:


thumbnailthumbnailthumbnail
Building the smelterSmelterFinsihed Bloom

Raw Data:



CLOCK ELAPSED EVENT AIR     CHARCOAL     ORE    
            UNIT COUNT TOTAL UNIT COUNT TOTAL
      gage LpM P bucket   kg scoop   kg
                1.45     0.615
9:30   start furnace construction                  
11:00 1:30 start wood split preheat                  
11:52 :52 add rough charcoal                  
12:10 :18 first graded charcoal       2 2 2.90      
                       
12:14   Start main sequence                  
12:24 :10 charcoal       1 3 4.35      
12:30 :06 charcoal       1 4 5.80      
12:39 0:09 charcoal       1 5 7.25      
12:45 0:06 reaction column hot, first ore       1 6 8.70      
12:46 :07 ore, charcoal       1 7 10.15 1 1 0.615
12:57 0:11 ore, charcoal       1 8 11.60 1 2 1.23
13:04 0:07 ore, charcoal       1 9 13.05 1 3 1.845
13:12 0:08 ore, charcoal       1 10 14.50 1 4 2.46
13:19 0:07 ore, charcoal       1 11 15.95 1 5 3.075
13:26 0:07 ore, charcoal       1 12 17.40 1 6 3.69
13:35 0:09 ore, charcoal       1 13 18.85 1 7 4.305
13:43 0:08 2 x ore (1.23 kg) , charcoal       1 14 20.30 2 9 5.535
13:52 0:09 2 x ore, charcoal       1 15 21.75 2 11 6.765
14:01 0:09 2 x ore, charcoal       1 16 23.20 2 13 7.995
14:09 0:08 3 X ore (1.845 kg), charcoal       1 17 24.65 3 16 9.84
14:17 0:08 3 X ore, charcoal       1 18 26.10 3 19 11.69
14:27 0:10 3 X ore, charcoal       1 19 27.55 3 22 13.53
14:35 0:08 3 X ore, charcoal       1 20 29.00 3 25 15.38
14:43 0:08 3 X ore, charcoal       1 21 30.45 3 28 17.22
14:52 0:09 4 x ore, charcoal       1 22 31.90 4 32 19.68
15:01 0:09 4 x ore, charcoal       1 23 33.35 4 36 22.14
15:11 0:10 4 x ore, charcoal       1 24 34.80 4 40 24.6
15:20 0:09 charcoal       1 25 36.25   40 24.6
15:26 0:06 charcoal       1 26 37.70   40 24.6
                       
16:00 * :34 * extraction begins                  
  :30 * extraction sequence                  
                       
    TOTALS                  
    Time - (build to extraction) 5                
    Tme - (smelt sequence) 4:15                
    Charcoal 34 +                
    Ore 24.6                
    Bloom 8.5                
    Yield % 34.5                
                       
    Recorded by Katie Thorton                  
Smelt_cd 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.
Text © Darrell Markewitz   Photographs © Darrell Markewitz   Copyright details
Contact us