Everything You Need to Know About Cobalt Blue Glaze Recipes
Cobalt blue glaze recipes are in most potters’ repertoires because they produce beautiful blue glazes. And what’s not to love … Read More
Tag: red iron oxide
Fe2O3—powdered rust—refractory red in oxidation, converts to black iron (flux) in reduction and/or high-fire. Low quantities in clear glaze produces celadon-green—high quantities produce temmoku black or saturated iron red—powerful flux. More than 5% in a glaze significantly increases fluxing in reduction. Source: Clay: A Studio Handbook
Crazy Beautiful Crazing: Uncovering the Mysteries of Snowflake Crackle Glazes
I have been messing around with crazing as a deliberate decorative effect lately. Though it is technically a glaze defect, … Read More
Techno File: Tenmoku to Tomato Red
Ryan Coppage, PhD and Jenn Wicks
Do you ever wonder how a glaze can completely change color with the adjustment of a single ingredient? Take a … Read More
A Bisque Firing Schedule to Help Prevent Glaze Faults
When you pull a piece out of the kiln and there is a glaze defect on it, you might think there … Read More
Hare’s Fur and Oil Spot Glazes
Oil spot and hare’s fur glazes are beautiful and fascinating. In a nutshell, they are high-iron glazes that are applied … Read More
Testing Cone 5 Glazes and Colorants to Expand Your Palette
Whether you work with cone 5 glazes or do high fire reduction, there are so many variables involved in ceramic glazes. These … Read More
Understanding Glaze and Clay Materials
Today, we live in an age of super abundance of ceramic raw materials. Innumerable clays and glaze materials offer us … Read More
Techno File: Cones in the Kiln
Learn more from the cones you load into each firing than how hot your kiln got. Bloated, leaning, and deformed … Read More
Elena Renker: New Zealand Studio Potter
German-born, New Zealand potter Elena Renker makes her work and fires it in the wood kiln located on her 20-acre … Read More
An Oxidized Bisque Firing
Many clay and glaze faults in ceramic wares are caused by incomplete burnout (oxidation) of carbon and sulfur during the … Read More
