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clean glazing

updated thu 29 apr 04

 

pdp1@EARTHLINK.NET on sun 25 apr 04


Hi Kim,



For me, my most tidy results of having a different Glaze inside and =
outside, as for Bowls...

Was in spraying them ( I used an old, smallish, hand-held, hand-pump =
'Bug-Sprayer' ) while having the Bowl slowly rotate on the Wheel...

It did not seem to matter if I did the inside first, or the outside =
first. One may have quite fine controll in that method in every way.

I was not so handy at dipping them to the same result when useing two =
different Glazes, though what I did do there, was to do outside first, =
gripping the foot, and by pressing down and it having a captive air =
bubble in it...and after a little sponge attentions to any dribbles, and =
the inside ring part as one will get, I poured the inside...(then, =
again, dribble clean ups) and I elected that orientation for the =
thickness of the Glaze to be greatest nearest what was the actual top of =
the Bowl, rather than towards it's base.

I suppose, one could pour and slosh the inside first, then wax over that =
down from the lip a little ways, with a neat line on the rim, and then =
immerse upside down...(for a Bowl of course ) and come out okay, but I =
never thought of that then to try it...


Spraying was my favorite tho'...it is very even and deliberate...if =
slower...or too, it depends on what kind of Work one is =
doing...allways...



Phil
el ve
----- Original Message -----=20
From: kim pang=20

Hi all, I wonder if someone can advise? Now the situation is that I =
like to glaze a bowl with two different colours one inside and other =
outside with clean clear diversion at rim. Have done pouring inside, =
then pouring the next glaze outside.... diversion or rather definition =
of edge where both glaze meets isn't good.... Please help Thankyou =
KimPen

Jeanette Harris on sun 25 apr 04


>Hi all, I wonder if someone can advise? Now the situation is that I
>like to glaze a bowl with two different colours one inside and other
>outside with clean clear diversion at rim. Have done pouring inside,
>then pouring the next glaze outside.... diversion or rather
>definition of edge where both glaze meets isn't good.... Please help
>Thankyou KimPen
>

Hi, Kim,
Consider using wax resist a few inches over the inside rim to
preserve the glaze line.

Cheers,
--
Jeanette Harris
in Poulsbo WA

Jocelyn McAuley on sun 25 apr 04


Hi Kim,

A good edge can be accomplished through good wax resist practice:

1. Glaze the inside of your bowl, glazing the rim as well. Let dry.
2. Use wax resist (water soluble wax resist available from pottery
suppliers) to wax ontop of your rim, thus protecting this first
glaze. Make your wax line nice and clean- this is what determines
how your inside and outside glaze shall meet. Only wax ontop of the
glaze- not on the bisque unless you want bisque to show up.
3. Allow the piece with wax to dry over night.
4. Return the next day and sponge off the glaze that extends beyond the
rim on to the outside of your bowl, and is not protected by your wax.
5. Push your bowl, rightside up, down into the glaze to be on the
outside. Push your bowl down just to where the outside glaze touches
the wax line of your rim. (If this is hard to do without the outside
glaze spilling into the inside of the bowl, make sure you wax the
inside of your bowl, and letting it dry- protecting your inside glaze
job if you accidently get the outside glaze on the inside of your
bowl).The wax over your glazed rim will allow for a nice intersection
of these two glazes.

good luck!

Jocelyn McAuley
Eugene, OR

Carol Tripp on mon 26 apr 04


Hi KimPen,
I asked a similar question last year and received some useful ideas;
http://lsv.ceramics.org/scripts/wa.exe?S2=clayart&L=CLAYART&q=&s=glazing+bowls+question&f=&a=mar+03&b=
This is in the Archives under the subject Glazing bowls question on
March 3, 2003, in case the above link fails.

What I learned was, there are no shortcuts. You will get back a sloppy
surface if you don't take the time to do the job precisely. I've a tendancy
to 'splash and dash' and this approach tends to
ruin more than it saves.

Best regards,
Carol
Dubai, UAE

OT:Where a new "all needs met healthy living centre" just opened down the
road. It has a 24 hour pharmacy, optician, general clinic, physio,
homeopathic and so on. But, in the corner is the Sweets and Treats Shop. I
guess you can go buy a cake if the health news is depressing. What could
they have been thinking?

_________________________________________________________________
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George Koch on mon 26 apr 04


KimPen wrote:
>>Hi all, I wonder if someone can advise? Now the situation is that I like
to glaze a bowl with two different colours one inside and other outside
with clean clear diversion at rim. Have done pouring inside, then pouring
the next glaze outside.... diversion or rather definition of edge where
both glaze meets isn't good.... Please help Thankyou KimPen<<

This one works quite well: glaze the inside up to the rim and let it dry.
Blow up a balloon inside, tight to the rim. Clamp the balloon shut - this
is easier than tying a knot in it. I use 2 bread bag clamps from the
grocery store, but you can also buy balloon clamps where they sell helium
balloons. Then glaze the outside, and wait till it dries before releasing
the air from the balloon.

Don't use cheap balloons. The best for this are round helium balloons as
they are stronger, less permeable and better made. They can be used over
and over again.

Balloons can also be used to correct just-thrown pots that got out-of-
round or to support really thin walls until they harden to leather (even
works if used AFTER they've collapsed).

George+
_________________________________________
Rev Dr George Byron Koch, Pastor (and Potter)
Church of the Resurrection
West Chicago IL 60185
www.resurrection.org

Isaiah 64:8b We are the clay, and you are the potter. We are all formed
by your hand.

David Hewitt on mon 26 apr 04


This can be easily done by spraying. First spray the inside and then,
with the bowl upside down and raised on, say, some stilts so that the
rim is not touching the turntable, spray the outside. I do this
regularly in this way.

David
In message , kim pang writes
>
> Hi all, I wonder if someone can advise? Now the situation is that I
> like to glaze a bowl with two different colours one inside and
> other outside with clean clear diversion at rim. Have done pouring
> inside, then pouring the next glaze outside.... diversion or rather
> definition of edge where both glaze meets isn't good.... Please
> help Thankyou KimPen
>
>
> Protect your inbox from harmful viruses with new ninemsn Premium.
> Click here.
>

--
David Hewitt
David Hewitt Pottery
South Wales UK
Web:- http://www.dhpot.demon.co.uk

kim pang on mon 26 apr 04



Hi all, I wonder if someone can advise? Now the situation is that I like to glaze a bowl with two different colours one inside and other outside with clean clear diversion at rim. Have done pouring inside, then pouring the next glaze outside.... diversion or rather definition of edge where both glaze meets isn't good.... Please help Thankyou KimPen



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Sandy Henderson on tue 27 apr 04


I love this idea! But I have a dumb question: where do you buy good quality
balloons? I always have bought my balloons from WalMart (sorry).

I have tried covering the rim of the pot with liquid latex, but was not very successful
at getting a smooth line. There must be a trick -- is one supposed to thin the latex?
With what?

Sandy Henderson
lurking and learnng in northwest Indiana


> From: George Koch
> Subject: Re: Clean Glazing
>
> KimPen wrote:
> >>Hi all, I wonder if someone can advise? Now the situation is that I
> >>like
> to glaze a bowl with two different colours one inside and other
> outside with clean clear diversion at rim. Have done pouring inside,
> then pouring the next glaze outside.... diversion or rather definition
> of edge where both glaze meets isn't good.... Please help Thankyou
> KimPen<<
>
> This one works quite well: glaze the inside up to the rim and let it
> dry. Blow up a balloon inside, tight to the rim. Clamp the balloon
> shut - this is easier than tying a knot in it. I use 2 bread bag
> clamps from the grocery store, but you can also buy balloon clamps
> where they sell helium balloons. Then glaze the outside, and wait till
> it dries before releasing the air from the balloon.
>
> Don't use cheap balloons. The best for this are round helium balloons
> as they are stronger, less permeable and better made. They can be used
> over and over again.

Lee Love on wed 28 apr 04


Sandy Henderson wrote:

>I have tried covering the rim of the pot with liquid latex, but was not very successful
>at getting a smooth line.
>
I don't use latex, but the best way of getting a smooth line on a round
rim is on a heavy banding wheel or on your wheel's head. This way, you
hold the brush still and let the pot move.

--
Lee in Mashiko, Japan http://mashiko.org

Carol Tripp on wed 28 apr 04


Hi,
I have a few more articles on this topic. See
http://www.potters.org/subject13412.htm and
http://www.digitalfire.ab.ca/cermat/education/127.html for Tony Hansen's
original Digitalfire article. (BTW, if you haven't explored the marvelous
Digitalfire site, you owe it to yourself to put in a few hours study there.
)
As for balloons, I found a new use last night. I had a batter bowl needing
a handle. The handle was ready but the pot and its freshly attached foot
were too soft and I wanted to go to bed. What to do? I blew up a balloon
inside the pot to give the walls strength. Attached the handle, popped the
balloon (upsetting kids and dog) and went to bed. It was a cheap balloon.
Best regards,
Carol
Dubai, UAE

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wayneinkeywest on wed 28 apr 04


Does anyone have a source for those long
skinny balloons such as balloon animals are
made from? They are not sold in my area.

I have an idea...(uh-oh...:>)

Wayne Seidl
Key West, Florida, USA
North America, Terra
Latitude 81.8, Longitude 24.4
Elevation 3.1 feet (1m)

----- Original Message -----
From: "Carol Tripp" > As for balloons, I found a new use last night.
I had a batter bowl needing
> a handle. The handle was ready but the pot and its freshly
attached foot
> were too soft and I wanted to go to bed. What to do? I blew up
a balloon
> inside the pot to give the walls strength. Attached the handle,
popped the
> balloon (upsetting kids and dog) and went to bed. It was a cheap
balloon.
> Best regards,
> Carol

Gail Phillips on wed 28 apr 04


Wayne -

How many do you want? I can get you all the skinny balloons you need.

- Gail Phillips


> Does anyone have a source for those long
> skinny balloons such as balloon animals are
> made from? They are not sold in my area.
>

Weiland, Jeff on wed 28 apr 04


Try Kipp Brothers. They are one big importer of cheap junk!!!
www.kippbro.com
If it is found at a carnival or fair they have it. They ship anywhere.

Jeff Weiland
Greenfield-Central High School
810 North Broadway
Greenfield, Indiana 46140
317-462-9211
jweiland@gcsc.k12.in.us



-----Original Message-----
From: wayneinkeywest [mailto:wayneinkeywest@BELLSOUTH.NET]
Sent: Wednesday, April 28, 2004 7:10 AM
To: CLAYART@LSV.CERAMICS.ORG
Subject: Re: Clean Glazing


Does anyone have a source for those long
skinny balloons such as balloon animals are
made from? They are not sold in my area.

I have an idea...(uh-oh...:>)

Wayne Seidl
Key West, Florida, USA
North America, Terra
Latitude 81.8, Longitude 24.4
Elevation 3.1 feet (1m)