iandol on sat 18 may 02
Dear Tommy Humphries,
You ask <Shino pots into a tub full o graphite powder...you want carbon eh? =
cheatin?>>
A quick way to find out is to scribble with a six B pencil on a bit of =
bisque and fire it. I think you will find that the pencil mark burns =
away before you get to a high enough temperature to start the heavy =
reduction, which would help to preserve it.
All the best,
Ivor Lewis, Redhill, South Australia.
Megan Ratchford on sun 19 may 02
Ivor wrote:
"A quick way to find out is to scribble with a six B pencil on a bit of
bisque and fire it."
Ivor and Tommy,
I will have a test of this in a week or so. Drew designes on a tester
bowl in an 8B pencil, decided not to use them and dunked it in a carbon trap
shino. I'll post results when I fire.
Megan
----- Original Message -----
From: "iandol"
To:
Sent: Saturday, May 18, 2002 12:00 AM
Subject: Graphite !! Carbon Trap??
Dear Tommy Humphries,
You ask <pots into a tub full o graphite powder...you want carbon eh? cheatin?>>
A quick way to find out is to scribble with a six B pencil on a bit of
bisque and fire it. I think you will find that the pencil mark burns away
before you get to a high enough temperature to start the heavy reduction,
which would help to preserve it.
All the best,
Ivor Lewis, Redhill, South Australia.
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