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homemade extruders

updated sun 10 mar 02

 

David Hendley on fri 6 nov 98

Hi folks, I haven't been reading Clayart lately since I'm busy
getting ready for the Christmas buying (hopefully) rush, but
I still get it everyday (105 messages today!) and look at a handfull
of postings that look interesting.

Anyway, the "old-timers" have heard me say all this before, but
I still maintain that an extruder is among the simplest
pieces of clay equipment you can build. Dies - even more so,
with the added benefit that you can be more creative.
Last year there were several plans for homemade extruders
sent to Clayart - check the archives. Dean from Hawaii sent in
a plan that requires no welding and cost about $25 for materials.

Since I am a welder, I have made all my extruders from metal
for an average cost of probably about $10 each. These are full-size
extruders, with the components found at scrap metal yards.
My easiest plan, which requires very little welding is the "bumper
jack extruder", which uses a car jack as the force behind the
plunger. The plans, with drawings and photos, were published in
CM in Sept. 1976. Also included in the article are how-to photos
for making a 2-part die for hollow-form extruding.

I have been up-dating the plans for the 90's, and they will hopefully
be published in one of the soon-to-be-published extruder books.
Meanwhile, I can send you a scanned copy of the article as an
attachment to an e-mail, or a xerox copy for a buck and an envelope.

I firmly believe that there is great benefit to building things for
yourself. The tremendous $$ saved is great, but the empowerment
and satisfaction are even better.

Best wishes,
David Hendley
Maydelle, Texas
hendley@tyler.net
http://www.farmpots.com

Michele Williams on thu 7 mar 02


Can someone provide me with a copy of David Hendley's article on making your
own extruder? I would also like to learn to make my own glaze sticks since
buying them is out of the budget.

Michele Williams

David Hendley on thu 7 mar 02


Michele, my first article showing how to build an extruder appeared
in Ceramics Monthly in 1976. In the 90's I used to send people
Xerox copies of the article, since most people didn't have access
to 20-year-old magazines.

Since then, the article has been updated and published in
Pottery Making Illustrated, Winter 1999, and "The Extruder Book",
by Daryl Baird. These are both readily available to buy, borrow, or
check-out from libraries. The American Ceramic Society published
and owns both these resources. The Society also owns and maintains
Clayart, so it is particularly not appropriate to solicit a copy of their
copyrighted material on a forum they also own.

If you are seriously interested in building an extruder, I strongly
recommend that you buy The Extruder Book. Included are several
plans for building your own, and you might find a plan you like better
than mine. You will save $300 by building your own, more than enough
to justify the price of the book, and then you will also have all sorts
of information about using extruders. Diana Pancioli's book "Extruded
Ceramics" is also well worth buying, if you are really interested in
extruding.

Best wishes,
David Hendley
Maydelle, Texas
hendley@tyler.net
http://www.farmpots.com



----- Original Message -----
From: "Michele Williams"
To:
Sent: Wednesday, March 06, 2002 11:07 PM
Subject: Homemade Extruders


> Can someone provide me with a copy of David Hendley's article on making
your
> own extruder? I would also like to learn to make my own glaze sticks
since
> buying them is out of the budget.
>
> Michele Williams

Michele Williams on fri 8 mar 02


David,

Thanks for the pointers. I'm new to ceramics so I don't know all the
resources out there or even a fraction of them yet. I'm learning a lot a
LOT on this list, thanks to folks like you who are willing to share your
knowledge. Thank you.

You wrote, "I know in my heart that the day I think I've learned everything
will be a sad day for me." I wholeheartedly agree. My mother got into real
estate at the age of 53, I started Karate at 51 (2 years ago), and right now
I'm grubbing up all the knowledge that comes my way while I'm doing
notetaking for my disabled son in his college classes. That is how I've
come to ceramics. The day we think we've learned everything, the mind will
snap shut like a trap and nothing new will get in--no more surprises, no
more anticipation, no more curiousity, no more fulfillment at finding a
whole new set of ideas that tease you to seek for more information, no more
disturbing questions, no controversy, no...fun! That would be death to the
creative mind, and I know it will be the death of me. So here's to learning
new things, however small. The day I don't learn something new will be the
day I die.

Here's to a LOT of learning before that happens to either of us--or any of
us! (Raise that glass a little higher) And here's to ceramics which never
lets us take anything we know for granted.

Michele Williams

----- Original Message -----
From: "David Hendley"
To:
Sent: Thursday, March 07, 2002 12:26 PM
Subject: Re: Homemade Extruders


> Michele, my first article showing how to build an extruder appeared
> in Ceramics Monthly in 1976. In the 90's I used to send people
> Xerox copies of the article, since most people didn't have access
> to 20-year-old magazines.
>
> Since then, the article has been updated and published in
> Pottery Making Illustrated, Winter 1999, and "The Extruder Book",
> by Daryl Baird. These are both readily available to buy, borrow, or
> check-out from libraries. The American Ceramic Society published
> and owns both these resources. The Society also owns and maintains
> Clayart, so it is particularly not appropriate to solicit a copy of their
> copyrighted material on a forum they also own.
>
> If you are seriously interested in building an extruder, I strongly
> recommend that you buy The Extruder Book. Included are several
> plans for building your own, and you might find a plan you like better
> than mine. You will save $300 by building your own, more than enough
> to justify the price of the book, and then you will also have all sorts
> of information about using extruders. Diana Pancioli's book "Extruded
> Ceramics" is also well worth buying, if you are really interested in
> extruding.
>
> Best wishes,
> David Hendley
> Maydelle, Texas
> hendley@tyler.net
> http://www.farmpots.com
>
>
>
> ----- Original Message -----
> From: "Michele Williams"
> To:
> Sent: Wednesday, March 06, 2002 11:07 PM
> Subject: Homemade Extruders
>
>
> > Can someone provide me with a copy of David Hendley's article on making
> your
> > own extruder? I would also like to learn to make my own glaze sticks
> since
> > buying them is out of the budget.
> >
> > Michele Williams
>
>
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Paul Brinkmann on sat 9 mar 02


Michele: I don't know about David Hendley, but would like to let you know
about a small hand extruder, made from a caulking gun. I made one years ago,
and use it often. Got the instructions from the booklet, "Great Ideas for
Potters", published by Ceramics Monthly. It has ideas selected from over 30
years of reader's suggestions. Instructions for making it are on page 92.
I'm sure this booklet is still in print, and you may want to e-mail CM to
order one. Mine cost only $3.95.
You need to have a pretty strong hand grip to work this one, but the
trick is to have the clay vary pliable . P G Brinkmann from sunny
San Antonio, Texas.