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sieve sizes

updated tue 20 jan 04

 

Jon Brinley on thu 15 jan 04


Taylor
How about all three

Jon in Midland
----- Original Message -----=20
From: Hendrix, Taylor J=20
To: CLAYART@LSV.CERAMICS.ORG=20
Sent: Thursday, January 15, 2004 5:12 PM
Subject: Sieve sizes


Howdy all:

I'm still getting things together for making my own glazes. Having =
been
to the supply store and seen the prices, I have decided to make my own
sieves. I can get sieve cloth in Dallas, but I don't really know what
mesh sizes are essential. I'm guessing that 80 mesh is good enough.
How about 100 or 120 or....[wimper].

Little help.

Taylor, in Waco

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Hendrix, Taylor J on thu 15 jan 04


Howdy all:

I'm still getting things together for making my own glazes. Having been
to the supply store and seen the prices, I have decided to make my own
sieves. I can get sieve cloth in Dallas, but I don't really know what
mesh sizes are essential. I'm guessing that 80 mesh is good enough.
How about 100 or 120 or....[wimper].

Little help.

Taylor, in Waco

Logan Oplinger on fri 16 jan 04


On Thu, 15 Jan 2004 19:12:31 -0600, Hendrix, Taylor J
wrote:

>Howdy all:
>
>I'm still getting things together for making my own glazes. Having been
>to the supply store and seen the prices, I have decided to make my own
>sieves. I can get sieve cloth in Dallas, but I don't really know what
>mesh sizes are essential. I'm guessing that 80 mesh is good enough.
>How about 100 or 120 or....[wimper].
>
>Little help.
>
>Taylor, in Waco

Hi Taylor,

Others of course will respond as to their preferences.

When I made my sieves some 20 years ago I used 20, 40, 60, and 80 mesh
sieve cloth, and have used them all at one stage or another in glaze
processing, or even in preparing clays.

Most commercially available glaze materials are ground fine enough so that
nearly all of each will pass through 80 mesh or 100 mesh anyway. (A few
won't and may require ball milling.)

If you want glazes that have speckling from large particles of colorants,
or give more varied texture, you'll need to use larger mesh sieves to
prevent the large particles from being removed.

The finer meshes (100 & 120) will give you glazes that have more uniform
color and melt, and also brush and pour better, with less settling.

Logan Oplinger
Another Tropical Island

william schran on fri 16 jan 04


Taylor wrote:>I can get sieve cloth in Dallas, but I don't really know what
mesh sizes are essential. I'm guessing that 80 mesh is good enough.
How about 100 or 120 or....<

In our school studio we use a 30 mesh as a first screen to break up
lumps, etc., then we use a 80 mesh for the second screen.
Bill

Charles Hughes on fri 16 jan 04


Does anyone have any idea of WHERE to get screen material to try this slick trick? 10+ years ago I was looking for screen and I found plenty at a local hardware store, they just had no idea of how the mesh was sized. how can you tell what the mesh size is, or should you just buy a tight looking mesh and see if it does the trick?

-Charles Hughes


Paul Lewing wrote:
on 1/15/04 5:12 PM, Hendrix, Taylor J at Taylor_Hendrix@BAYLOR.EDU wrote:
I remember seeing what I though might be a slick trick for making sieves in
CM once. Cut the bottom out of a plastic bucket. Shorten the sides too, if
you like. Cut a piece of screen slightly larger than the bottom of the
bucket. Place the screen on a flat hot griddle, and push the open bottom of
the bucket down onto it. It will melt and fuse with the screen.
Good luck,
Paul Lewing, Seattle

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Paul Herman on fri 16 jan 04


Hi Taylor,

You need several, including coarser ones like windowscreen, 30 mesh, 50
mesh. For ashes and wild clay and stuff. I don't find myself needing a
100 or 120, but have them. The homemade ones are just a simple wooden
frame, with the wire across the bottom.

Mud and ashes,

Paul Herman
Great Basin Pottery
423-725 Scott Road
Doyle, California 96109 US
potter@psln.com



>
> Howdy all:
>
> I'm still getting things together for making my own glazes. Having been
> to the supply store and seen the prices, I have decided to make my own
> sieves. I can get sieve cloth in Dallas, but I don't really know what
> mesh sizes are essential. I'm guessing that 80 mesh is good enough.
> How about 100 or 120 or....[wimper].
>
> Little help.
>
> Taylor, in Waco

claybair on fri 16 jan 04


Paul,
Ohhh, what a good idea!
I used silicone caulk to anchor the mesh to
the bottom of a bowl. I made sure the bowl
fit on the top of a 5 gal. bucket.
I cut out the bottom, snipped the edges of the mesh
so it would fit well inside the bowl and caulked it.
It has lasted 6 years and is not showing
much sign of wear however next time I will try
the hot skillet technique!

Gayle Bair
Bainbridge Island, WA
http://claybair.com

-----Original Message-----
From: Paul Lewing


on 1/15/04 5:12 PM, Hendrix, Taylor J at Taylor_Hendrix@BAYLOR.EDU wrote:

> I'm guessing that 80 mesh is good enough.
> How about 100 or 120 or.
Taylor, 80 is what most people use. Occasionally I use my 100 mesh one, but
almost always, it's 80.
I remember seeing what I though might be a slick trick for making sieves in
CM once. Cut the bottom out of a plastic bucket. Shorten the sides too, if
you like. Cut a piece of screen slightly larger than the bottom of the
bucket. Place the screen on a flat hot griddle, and push the open bottom of
the bucket down onto it. It will melt and fuse with the screen.
Good luck,
Paul Lewing, Seattle

Paul Lewing on sat 17 jan 04


on 1/15/04 5:12 PM, Hendrix, Taylor J at Taylor_Hendrix@BAYLOR.EDU wrote:

> I'm guessing that 80 mesh is good enough.
> How about 100 or 120 or.
Taylor, 80 is what most people use. Occasionally I use my 100 mesh one, but
almost always, it's 80.
I remember seeing what I though might be a slick trick for making sieves in
CM once. Cut the bottom out of a plastic bucket. Shorten the sides too, if
you like. Cut a piece of screen slightly larger than the bottom of the
bucket. Place the screen on a flat hot griddle, and push the open bottom of
the bucket down onto it. It will melt and fuse with the screen.
Good luck,
Paul Lewing, Seattle

Bob Masta on sat 17 jan 04


Charles asks:

>Does anyone have any idea of WHERE to get screen material to
>try this slick trick?

McMaster-Carr has an enormous variety of sieve material at
reasonable prices. I got a square foot each of 20, 40, 60, 80,
and 100 mesh type 304 stainless for under $40 total, including
shipping. Their website is and you
want to look for "woven wire cloth". They shipped immediately,
from stock... got it in 2 days!

Robert Masta
dqatech@daqarta.com

D A Q A R T A
Data AcQuisition And Real-Time Analysis
Shareware from Interstellar Research
www.daqarta.com

Russel Fouts on sun 18 jan 04


Gayle

>> Ohhh, what a good idea!I used silicone caulk to anchor the mesh to
the bottom of a bowl. I made sure the bowl fit on the top of a 5 gal.
bucket. I cut out the bottom, snipped the edges of the mesh so it would
fit well inside the bowl and caulked it. It has lasted 6 years and is
not showing much sign of wear however next time I will try the hot
skillet technique! <<

I've also made sieves by cutting the bottoms out of two buckets sticking
a largish sheet of screen between them and shoving one inside the other.
Easy to clean just by taking them apart. watch out for the wire ends of
the screen, they're pokey.

--
Russel Fouts
Mes Potes & Mes Pots
Brussels, Belgium
Tel: +32 2 223 02 75
Mobile: +32 476 55 38 75

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Steve Mills on sun 18 jan 04


That's how we make our sieves; we cut slices off 3 sizes of plastic
drain-pipe, and bond them with the mesh on an electric frying pan
(controlled temperature). The best trick is to have an interface of
kitchen foil (shiny side up!), that way the whole shebang doesn't burn
itself onto the pan surface, you just let it cool a bit and then peel
the foil off.
Here mesh sizes are (or were) defined by the number of holes to the
linear inch.
Use a strong magnifying glass, a pin, and a LOT of patience if you want
to find out the size of a piece of anonymous mesh :-)
We get our mesh from a wire weaving company. You must have some over in
your neck of the woods.

Steve
Bath
UK


In message , Charles Hughes writes
>Does anyone have any idea of WHERE to get screen material to try this sli=
>ck trick? 10+ years ago I was looking for screen and I found plenty at a =
>local hardware store, they just had no idea of how the mesh was sized. ho=
>w can you tell what the mesh size is, or should you just buy a tight look=
>ing mesh and see if it does the trick?
>
>-Charles Hughes
>
>
>Paul Lewing wrote:
>on 1/15/04 5:12 PM, Hendrix, Taylor J at Taylor_Hendrix@BAYLOR.EDU wrote:
>I remember seeing what I though might be a slick trick for making sieves =
>in
>CM once. Cut the bottom out of a plastic bucket. Shorten the sides too, i=
>f
>you like. Cut a piece of screen slightly larger than the bottom of the
>bucket. Place the screen on a flat hot griddle, and push the open bottom =
>of
>the bucket down onto it. It will melt and fuse with the screen.
>Good luck,
>Paul Lewing, Seattle

--
Steve Mills
Bath
UK

Roly Beevor on mon 19 jan 04


Charles Hughes wrote:

I found plenty at a local hardware store, they just had no idea of how the
mesh was sized. how can you tell what the mesh size is, or should you just
buy a tight looking mesh and see if it does the trick?

Charles

Mesh size is the number of holes per inch, so if you have good enough eye
sight and a ruler you can work it out. Of course if you are using a cloth
that is not Standard sieve cloth the wire or thread may be a different size
so the holes will be different. But the size you need depends on the
materials you are using and the effect you want, so I'd go for the second
option.

Roly