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woodstove firings

updated fri 31 jan 97

 

Ernie vonBorstel on sat 18 jan 97

There were recently a number of postings from potters saying that they were
successful in firing pieces in their wood stoves.

Where in the stove do you put the piece? In a chamber in the flue pipe or in
the combustion chamber? How do you keep the thermal shock from cracking the
piece?
What cone do you think that you get to?

With this cold weather my wood stove is on all the time and I thought it
might be fun to try firing a few pieces but I'm hoping that a few words of
wisdom from those of you that have already done it will save me a lot of grief.

Ernie
Ithaca NY

YiLi Lin on sat 18 jan 97

hi i was one of the people who have posted about firing in wood stove- not
sure if i define each as success. i also have not yet purchased the
pyrometer that was recommended but....

i have a 25 year old Jotl stove with a secondary firing chamber. The wood
fires like a cigarette from front to back and the rate of burn is
controlled by a front door vent. The fires efficiency is dependent upon
how you lay the wood and how well you accommodate the draft. There is NO
room for andirons, however, good news for me is my most efficient fires
are set on a bed of sand.

My best pots were red earthenware clay ready made purchased from Sculpture
House in New York City with recommended 06/2. So without pyrometer
somewhere in that range i was firing successfully. My best efforts were
sorta thin walled pinch pots set in the sand belly at the beginning of the
fire and everything just burned togegther. AFter reading some posts I got
adventurous and filled some pinch pots with handfulls of coarse Chinese
salt. the were BEAUTIFUL. Only one set of previously bisked red
earthenware glazed with a Duncan tourquoise (sp?) cone 04 glaze worked.
Other pots, especially the coiiled ones did not either reach firing temp
or something because they had a frosty smog like mush all over them. Oh
and one set- too thick and my impatience- exploded to absolutely nothing.

So all in all I think small is best, does not seem to make a difference
where in stove you put them but don't be disappointed when you first
remove them oh yeah very important at least 8-12 hours after fire
smouldered out. I thought some pots were ugly til I washed them then WOW.

YiLi Lin