Sign up for your FREE subscription to the Ceramic Arts Daily Newsletter and we will give you Techniques and Tips for Electric Kilns Free!

All Posts By:




borax; sodium tetraborate

Posted On December 5, 2008 0 Comments
Na2O×2B2O3×10H2O—a major LT alkaline flux, available in granular or powdered form. 

bonfire firing

Posted On December 5, 2008 0 Comments
Earliest and most basic firing process, where wares are fired in an open bonfire. 

bone dry

Posted On December 5, 2008 0 Comments
Completely dry (and very brittle) state clay must reach before firing. Source: Clay: A Studio Handbook

bone china

Posted On December 5, 2008 0 Comments
Translucent porcelain containing bone ash. Source: Clay: A Studio Handbook

bone ash; calcium phosphate

Posted On December 5, 2008 0 Comments
Ca3(PO4)2—HT flux—opacifier in LT glazes—translucence in HT glazes (from colloidal phosphorus globules) and especially in bone china (from supercharged glassy-phase). Toxic in inhalation. Source: Clay: A Studio Handbook

body reduction

Posted On December 5, 2008 0 Comments
Period of reduction atmosphere induced between cone 012 and 08 to bring out iron color and speckles in claybody, especially in high-fired stoneware. Source: Clay: A Studio Handbook

blunger

Posted On December 5, 2008 0 Comments
A motorized impeller-mixer used in preparing casting slip. 

blunge

Posted On December 5, 2008 0 Comments
The process of mixing a glaze or slip with a motorized impeller-mixer. Source: Clay: A Studio Handbook

blow-off; flame-off

Posted On December 5, 2008 0 Comments
In burners, when speed of air/fuel mixture exiting tip of burner is greater than combustion rate—flame jumps off tip of burner and often blows out. Source: Clay: A Studio Handbook

bloating

Posted On December 5, 2008 0 Comments
Firing defect where blisters form within claybody, raising large lumps on the surface.