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throwing a foot ring

updated wed 6 mar 02

 

Marianne Lombardo on sun 3 mar 02


Good morning, world! The sun is shining today which is lovely. The =
birds are starting to return from their winter retreats, and the snow =
and ice are almost melted from my yard. I guess I have to move my bird =
feeders outside my dog's invisible fence boundary though, because =
yesterday he caught and killed a bird. He is a 9 m o Golden Retriever, =
and must be an instinct. Darn.

I trimmed a pot this morning and the decided I wanted to try and throw a =
footring on it. No particular reason why, other than I have not done =
this yet and wish to try and learn. So I attached a coil of clay to the =
bottom and then tried to throw it. But it didn't work too well, the =
pressure caused the bottom to kind of cave in a bit.

Next time I guess I'll have to wait until the bottom is a lot harder, =
but I hope the clay will still attach. Is there a trick to this? A =
secret technique?

I know I can separately thrown a footring and then wait until it's =
leather hard and attach it with slip, but that was not quite what I =
wanted to do.

Marianne Lombardo
Omemee, Ontario, Canada

Jennifer Buckner on sun 3 mar 02


Marianne,
In a article by George Sacco, entitled "Fire and Smoke" , in the Spring
2001 issue of Pottery Making Illustrated, there is an explanation of how he
throws a foot ring and then attaches it to the bowl/plate. Photos too. If
you don't have this issue I'd be happy to send you a copy of the
article. Just e-mail me off-list.

Basically he throws the ring on the wheel, scores and slips the top of the
ring while it's still on the wheel, scores a similar size ring on the
bottom of the bowl, wires the ring off the wheel and lays it (scored edge
down, of course) onto the scored circle on the bowl and then puts the whole
assembly on the wheel and throws the foot ring into place. I might add
that his bowl is a slumped one sitting on a mold while this process is
taking place. He does all this while the clay is still wet.

Jennifer



Jennifer G. Buckner jenniverre@pgtv.net

Nancy R Chestnut on sun 3 mar 02


In my limited dabbling experience, throwing a ring on a "wetter" piece (one
that is still "too wet to trim") with a gentle touch works better than
putting it on a "drier" piece which will resist equalizing the moisture and
tend to crack off. When throwing coiled footrings onto the bottom of
leatherhard (trimmable stage) pots, I found these points to be helpful:

1- concentrate on getting a good attachment - you can refine the foot later
(retrim) if needed
2- use soft clay to make the coil so you don't have to use a lot of pressure
to shape it, reducing the chance of distorting the pot, increasing the ease
of attachment and reducing or eliminating the need to retrim later
3- wrap the pot in plastic to let the moisture equalize and dry pot
extra-slowly to avoid cracks at the join
4- expect success with stoneware, but trouble with porcelain!

Nancy Chestnut

Celia Littlecreek on sun 3 mar 02


Marianne, Don't use a coil to throw a foot ring. Wait till the bottom of
your pot is a little harder. Wedge a chunk of clay. flatten it, and make a
donut of it. Use your needle tool to make a ring on the bottom of your
pot. Score and slip your donut to the bottom of your pot. Center your
ring, Pull of your foot to your liking.
----- Original Message -----
From: "Marianne Lombardo"
To:
Sent: Sunday, March 03, 2002 8:23 AM
Subject: Throwing a Foot Ring


Good morning, world! The sun is shining today which is lovely. The birds
are starting to return from their winter retreats, and the snow and ice are
almost melted from my yard. I guess I have to move my bird feeders outside
my dog's invisible fence boundary though, because yesterday he caught and
killed a bird. He is a 9 m o Golden Retriever, and must be an instinct.
Darn.

I trimmed a pot this morning and the decided I wanted to try and throw a
footring on it. No particular reason why, other than I have not done this
yet and wish to try and learn. So I attached a coil of clay to the bottom
and then tried to throw it. But it didn't work too well, the pressure
caused the bottom to kind of cave in a bit.

Next time I guess I'll have to wait until the bottom is a lot harder, but I
hope the clay will still attach. Is there a trick to this? A secret
technique?

I know I can separately thrown a footring and then wait until it's leather
hard and attach it with slip, but that was not quite what I wanted to do.

Marianne Lombardo
Omemee, Ontario, Canada

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__
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John Jensen on sun 3 mar 02


Oh, I do this every once in a while. Sometimes when I'm trimming the
bottom of a bowl the clay is still soft enough to throw. I'll be trimming
away and the throwing urge will come upon me and all of a sudden I'm
changing the shape of the foot ring by throwing. Also sometimes the bottom
of the bowl is too thin to trim a decent foot ring, so I add a coil and
throw a foot. I'd say the best condition for the bowl to be in would be:
Firm enough to hold it's shape, but not so dry as to have started to change
color.
John Jensen, Mudbug Pottery, Annapolis
mudbug@toad.net, Toadhouse.com
----- Original Message -----
From: Marianne Lombardo
To:
Sent: Sunday, March 03, 2002 9:23 AM
Subject: Throwing a Foot Ring


> Good morning, world! The sun is shining today which is lovely. The =
> birds are starting to return from their winter retreats, and the snow =
> and ice are almost melted from my yard. I guess I have to move my bird =
> feeders outside my dog's invisible fence boundary though, because =
> yesterday he caught and killed a bird. He is a 9 m o Golden Retriever, =
> and must be an instinct. Darn.
>
> I trimmed a pot this morning and the decided I wanted to try and throw a =
> footring on it. No particular reason why, other than I have not done =
> this yet and wish to try and learn. So I attached a coil of clay to the =
> bottom and then tried to throw it. But it didn't work too well, the =
> pressure caused the bottom to kind of cave in a bit.
>
> Next time I guess I'll have to wait until the bottom is a lot harder, =
> but I hope the clay will still attach. Is there a trick to this? A =
> secret technique?
>
> I know I can separately thrown a footring and then wait until it's =
> leather hard and attach it with slip, but that was not quite what I =
> wanted to do.
>
> Marianne Lombardo
> Omemee, Ontario, Canada
>
>
____________________________________________________________________________
__
> Send postings to clayart@lsv.ceramics.org
>
> You may look at the archives for the list or change your subscription
> settings from http://www.ceramics.org/clayart/
>
> Moderator of the list is Mel Jacobson who may be reached at
melpots@pclink.com.
>

karen terpstra on mon 4 mar 02


Hi Marianne,
You are on the right track. Yes, just let the pot set up a bit more.
Let it get a little more leather hard. I have attached foot rings both
ways: attached a coil and threw it and I've also let the coil set up a
bit first. Personally I like to attach the ring on the pot and then
throw it. I can better judge what type of foot ring the pot needs that
way. Which way you do it might depend on your claybody. So try a few
more both ways and see which way you prefer.

When I make large platters, I use a styrofoam mold to set them on while
I trim. These keep the pots from caving in. They are easy to make. You
can find thick styrofoam that suits your size of bowls carve it to the
shape you need or you can layer the styrofoam, glue it, and carve it
into the bowl shape you need.

I have some generic sizes of these styrofoam forms. If one of your
bowls varies from the next, place some foam (you know--that foam you put
on mattresses) on the styrofoam form and then place the bowl on it.

Happy Firings,
Karen Terpstra
La Crosse, WI

John Christie on mon 4 mar 02


>Date: Sun, 3 Mar 2002 09:23:19 -0500
>From: Marianne Lombardo
>Subject: Throwing a Foot Ring

>I trimmed a pot this morning and the decided I wanted to try and throw a =
>footring on it. No particular reason why, other than I have not done =
>this yet and wish to try and learn. So I attached a coil of clay to the =
>bottom and then tried to throw it. But it didn't work too well, the =
>pressure caused the bottom to kind of cave in a bit.

>Next time I guess I'll have to wait until the bottom is a lot harder, =
>but I hope the clay will still attach. Is there a trick to this? A =
>secret technique?

>I know I can separately thrown a footring and then wait until it's =
>leather hard and attach it with slip, but that was not quite what I =
>wanted to do.

>Marianne Lombardo
>Omemee, Ontario, Canada

Even if the bottom of your pot was too thin, throwing the footring shouldn't
lead to its caving in - this should happen later, in the firing! You attach
the coil to the scored surface of the pot. Start the wheel. Wet the clay.
Grip the coil at its base between the thumb and first finger of the left
hand, your thumb and fingernails digging into the surface of the pot. Push
upwards. Simultaneously push downwards with the middle part of the index
finger of your right hand (or with a sponge held between thumb and first
finger). An equal and opposite pressure. Takes a couple of seconds. And
that's the trick!
John

Kathy Maves on mon 4 mar 02


Hi Marianne,
Another easy way to throw a foot ring is to center
your pot on a chuck or wad or clay, then trim and add
the foot. This way, the chuck or wad of clay supports
the bottom of your pot while you work. Chucks are cool
cause they make a lot of trimming jobs easier. The wad
of clay works really nice for plates and irregular
shapes. Hope this helps.

Kathy
Barronett, WI
kathymaves@yahoo.com

> >From: Marianne Lombardo
> >Subject: Throwing a Foot Ring
>
> >I trimmed a pot this morning and the decided I
> wanted to try and throw a =
> >footring on it. No particular reason why, other
> than I have not done =
> >this yet and wish to try and learn. So I attached
> a coil of clay to the =
> >bottom and then tried to throw it. But it didn't
> work too well, the =
> >pressure caused the bottom to kind of cave in a
> bit.
>
> >Next time I guess I'll have to wait until the
> bottom is a lot harder, =
> >but I hope the clay will still attach. Is there a
> trick to this? A =
> >secret technique?
>
> >I know I can separately thrown a footring and then
> wait until it's =
> >leather hard and attach it with slip, but that was
> not quite what I =
> >wanted to do.
>
> >Marianne Lombardo
> >Omemee, Ontario, Canada
>
> Even if the bottom of your pot was too thin,
> throwing the footring shouldn't
> lead to its caving in - this should happen later, in
> the firing! You attach
> the coil to the scored surface of the pot. Start
> the wheel. Wet the clay.
> Grip the coil at its base between the thumb and
> first finger of the left
> hand, your thumb and fingernails digging into the
> surface of the pot. Push
> upwards. Simultaneously push downwards with the
> middle part of the index
> finger of your right hand (or with a sponge held
> between thumb and first
> finger). An equal and opposite pressure. Takes a
> couple of seconds. And
> that's the trick!
> John


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linknlog@earthlink.net on tue 5 mar 02


hi marianne--here's my two cents---
i wouldn't wait till the pot is really leather hard. i have always trmmed the piece when it is just firm enough to withst=
and that activity and whilst it is still upside down on the wheel i score and lightly slip a coil of rather moist reclaim=
(at the barely sticky stage) and throw it with little water. i find that with the more moist clay i use much less pressu=
re in throwing and do not crush the pot underneath. hope this helps.
link in lexington, ky

Original Message:
-----------------
From: Marianne Lombardo mlombardo@NEXICOM.NET
Date: Sun, 3 Mar 2002 09:23:19 -0500
To: CLAYART@LSV.CERAMICS.ORG
Subject: Throwing a Foot Ring


Good morning, world! The sun is shining today which is lovely. The birds are starting to return from their winter retre=
ats, and the snow and ice are almost melted from my yard. I guess I have to move my bird feeders outside my dog's invisi=
ble fence boundary though, because yesterday he caught and killed a bird. He is a 9 m o Golden Retriever, and must be an=
instinct. Darn.

I trimmed a pot this morning and the decided I wanted to try and throw a footring on it. No particular reason why, other=
than I have not done this yet and wish to try and learn. So I attached a coil of clay to the bottom and then tried to t=
hrow it. But it didn't work too well, the pressure caused the bottom to kind of cave in a bit.

Next time I guess I'll have to wait until the bottom is a lot harder, but I hope the clay will still attach. Is there a =
trick to this? A secret technique?

I know I can separately thrown a footring and then wait until it's leather hard and attach it with slip, but that was not=
quite what I wanted to do.

Marianne Lombardo
Omemee, Ontario, Canada

______________________________________________________________________________
Send postings to clayart@lsv.ceramics.org

You may look at the archives for the list or change your subscription
settings from http://www.ceramics.org/clayart/

Moderator of the list is Mel Jacobson who may be reached at melpots@pclink.com.

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Marianne Lombardo on tue 5 mar 02


Thanks to everyone for all the suggestions and help about throwing a foot
ring. I tried again, and got it to work just fine. Looks great!

Marianne Lombardo
Omemee, Ontario, Canada