IRON SMELT Experiment Overview

2015 Iron Smelt Experiments

v1 - 2021

Go HERE for a bare text version (all experiments) ...
Go HERE for table style version (all experiments) ...

CONSUMPTION / SEQUENCE rates (at m/kg) are from first ore to last ore additions

Date: Build : Fall 2014 / Smelt : June 20, 2015
Experiment: 60 / D28
Location: Wareham
Team: Neil Peterson, Gus Gissing, Margret Gissing (records)
Furnace: Turf / grass sod Short Shaft
no clay liner
'slag room' (intended for bottom extraction)
Size: 34 cm / 82 cm H (50 cm stack)
Source: based on Hals, Iceland
Tuyere: standard ceramic tube 2.5 cm ID
Placement: 6 cm proud, 24 cm above base
set at 22 degrees down / sags to 12 down
Bellows: standard electric blower / 900 Lpm
Charcoal: 95 kg, maple
Consumption: varies average 11 minutes/charge
5.9 m/kg
Ore:
DD1 @ 55 % Fe
30.8 kg
Sequence:
increased 1 - 2.5 kg
7.4 min/ kg
Duration
: main sequence about 5 hours
Result: 7.7 kg
Yield: 25 % at extraction
Notes: bloom extracted after furnace cold

Iceland
                    15
Date: October 12, 2015
Experiment: 61 / D29
Location: Wareham
Team: Neil Peterson, Vann, Kelly Probyn-Smith
Furnace: Turf / grass sod Short Shaft
clay / sand / manure cobb liner
'slag room' / bottom extraction
Size: 29 cm ID / 95 cm H / 66 shaft
Source: based on Hals, Iceland
Tuyere: 2.5 cm ID ceramic tube
Placement: 14 cm above fines base
5 cm proud
set at about 22 degrees down
Bellows: standard electric blower / 1000 Lpm
Charcoal: 62 kg, maple (?)
Consumption: varies, average 15 m per charge
8.4 m/kg
Ore: DD1A @ 53% Fe
total 30.5 kg
Sequence: regular increase from 1 to 3 kg / charge
7.5 m/kg
Duration: about 6 hours
Result: 4.3 kg bloom
Yield: 14 %
Notes: clay liner to 3 - 3.5 cm thick
Iceland 15b

TEAM PARTICIPANTS

Kelly Probyn-Smith, Neil Peterson, Gissings

IRON SMELT LINKS
Lee Sauder
DARC - Iron Experiments



Unless indicated, All text and photographs 2005 - 2021 Darrell Markewitz - the Wareham Forge