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the elusive raku crimson

updated thu 10 jun 99

 

Curt Lacross on sun 6 jun 99

Hello everyone,
I was just driving by an art gallery in Lansing Michigan the other day
and I saw the most beautiful red and crimson raku pots in their window
now I am confident that the glaze was a copper matt glaze. I would get
small splashes of these reds on my pots but nothing like these.Can
anyone tell me how to get these colors on my work?

Burnt Face Jake

hal mc whinnie on mon 7 jun 99

sounds like the raku version of copper red
you might take a copper red glaze and alter it to mature at raku
temperature and then reduce in the kiln, add wood to firing and do not
let any oxidation occur even by the spy holes until kiln has cooled, do
not take out or remove lid
hal

Arturo M Devitalis on tue 8 jun 99

If you can locate Ned Krouse who just recently moved from Rochester, NY
to Haslett, MI (near Lansing) he can be of help.
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Bob Hollis on tue 8 jun 99

Dear Hal,
Ferrous Chlorate if brushed straight onto a body will give
a matt crimson red.Don't like it myself though
Bob Hollis
----- Original Message -----
From: hal mc whinnie
To:
Sent: Monday, June 07, 1999 3:54 PM
Subject: Re: the elusive raku crimson


> ----------------------------Original message----------------------------
> sounds like the raku version of copper red
> you might take a copper red glaze and alter it to mature at raku
> temperature and then reduce in the kiln, add wood to firing and do not
> let any oxidation occur even by the spy holes until kiln has cooled, do
> not take out or remove lid
> hal
>

muddpie on tue 8 jun 99

I have a friend who used to use a low fire red and got beautiful color in
raku. I believe it was a Duncan low fire glaze.

Julie
aka - muddpie

hal mc whinnie wrote:

> ----------------------------Original message----------------------------
> sounds like the raku version of copper red
> you might take a copper red glaze and alter it to mature at raku
> temperature and then reduce in the kiln, add wood to firing and do not
> let any oxidation occur even by the spy holes until kiln has cooled, do
> not take out or remove lid
> hal

cyberscape on tue 8 jun 99

I have never found reds or crimson to be particularly elusive in raku
firings. Use almost any version of copper glaze or slip, don't overfire
it and reduce it heavily. Be patient and let it cool without
reintroducing oxygen into the reduction container too soon. To keep the
smoke in and the oxygen out, either put the barrel over the piece and
seal it at the bottom with dirt or wet sand, or wet several layers of
newspaper and lay it inside the lid, forming a gasket when you put the
lid on the barrel. I repeat, don't overfire your copper glazes and
particularly your copper saturated slips.

Harvey Sadow

Andrew Buck on wed 9 jun 99

Bob,

What is Ferrous Chlorate usually used for, where does one get the stuff
and how careful do we have to be in handling it?

Andy Buck
Raincreek Pottery
Port Orchard, Washington

On Tue, 8 Jun 1999, Bob Hollis wrote:

> ----------------------------Original message----------------------------
> Dear Hal,
> Ferrous Chlorate if brushed straight onto a body will give
> a matt crimson red.Don't like it myself though
> Bob Hollis
> ----- Original Message -----
> From: hal mc whinnie
> To:
> Sent: Monday, June 07, 1999 3:54 PM
> Subject: Re: the elusive raku crimson
>
>
> > ----------------------------Original message----------------------------
> > sounds like the raku version of copper red
> > you might take a copper red glaze and alter it to mature at raku
> > temperature and then reduce in the kiln, add wood to firing and do not
> > let any oxidation occur even by the spy holes until kiln has cooled, do
> > not take out or remove lid
> > hal
> >
>