Doug Trott on thu 17 dec 09
Claudia -
Yes, I did use cones; in fact, I placed a bunch of extra cone packs around
the kiln so I get get an idea of how even it fired. It is hard brick, but
covered with fiber insulation. In spite of the cold weather (I think it wa=
s
below zero when I started) I was generally able to climb 200 - 300 degrees
per hour. The kiln is about 50% firebox, 50% chamber (by floor area). It'=
s
a catenary arch, fired sideways (the chimney is along one flat side, with
the stoking door opposite).
During the almost-4 hours that I was stuck at 1900, the kiln walls went fro=
m
warm to hot (under the insulation) until they actually glowed.
Thanks for the book suggestion!
Doug
2009/12/17 Claudia MacPhee
> One question-did you fire with cones? Oops, another one, is your kiln ha=
rd
> brick? Seems like hard brick takes lots longer to get going.
> My kiln is just getting up to steam in 7 hours. I usually go 18-20.
> Fastest time was 14 hours on a hot day.
> For a beginner there is no better guide than Laid Back Wood Firing by
> Steve Harrison. Read it and it will answer all your questions.
> I have never used electric to refire but after my first firing I refired
> some pieces (with wood) and they came out great. Once I realized I neede=
d
> to side stoke to get the back up to snuff never had that underfired probl=
em
> again.
> Good luck! Firing with wood is always exciting and fun,
>
> Claudia MacPhee Tagish, Yukon
> www.paintedbyfire.blogspot.com
>
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