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throwing- lubrication

updated tue 24 apr 01

 

iandol on sun 22 apr 01


Leon Nigrosh describes Dry Throwing in his bood, "Clayawork" based on a =
CM Article from the 1970s.=20
I have been rebuked for suggesting that clay can be raised and shaped =
without any water or other lubrication, if it is homogeneous, pliable =
and fully plastic. But people who are willing to try might consider that =
they can achieve taller pots with thinner walls if they let their hands =
dry and then sponge all the slurry from their piece once they have =
centred, coned and opened their clay. James Fox, who wrote the article =
for CM, pointed out in his commentary that the clay started to loose =
water as it became thinner. It increased in strength and could be thrown =
even thinner. NOT a good technique to use with a sharply grogged clay =
unless you want red lines in your Shino. If you want to get ten pound of =
smooth clay to rise twenty eight inches, this is the way to go. But you =
will need to read the article if you want sure fire success.
One observation about dribbling a few drops of water over the clay. When =
I do this I get intermittent drag and slip which causes my fingers to =
snatch the clay. I need an even coating of slip, or none at all.
By the way, has anyone ever seen those aligned clay particles getting =
closer together?
Best regards,
Ivor Lewis. Redhill, South Australia