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Marcia Selsor

Member Since 16 May 2010
Offline Last Active Today, 10:36 AM

Posts I've Made

In Topic: Saggar

Yesterday, 11:17 PM

I got marks repair from the ceramic store in Philadelphia. Raku paper will do as well.
Chantay, if you go to my gallery, I have an area for saggar fired pots.

In Topic: Throwing Grainy Rough Clays

31 August 2014 - 02:23 PM

I have been throwing some rough raku clay after using only porcelain for a long time. It is rough but stronger to throw than porcelain. I don't know where you are in Italy or what type of clay are available to your. If you want to mis something into a clay to make it rougher, you can try things like used coffee grounds or fine sawdust. They will not feel as touch as chunks of rock.


In Topic: What Causes Smoke Patterns In A Foil Saggar?

30 August 2014 - 11:06 PM

Read more of his articles. They cover all types of resists down to lipstick. It is different from ceramic sag gars that are fired in a raku kiln and that uses things like copper carbonate and salt. The ceramic saggars for to 1650. The foil saggars in a raku kiln goes 1250-1400 F.It all depends on what your doing. Cow dung is more for a pit firing with pots going over hot coals, then covered with dried dung until it burns through...about 2-3 hours.


In Topic: Alumina Mechanism

30 August 2014 - 11:19 AM

Another short answer:the ratio between the Alumina and the silica determine the texture of the glaze.
The ratio between the fluxes and the silica determine the melting point. --very brief description


In Topic: Trouble With Dried Out Glaze

29 August 2014 - 10:40 PM

Take the stubborn particles and run them in a blender for a while and then try to sieve. You should be able to break it down again.