Using Rare Earth Oxides as Ceramic Colorants to Obtain Intense Colors
Ceramic stains make it possible to create glazes that fire to just about any color of the rainbow. But one … Read More
Tag: cmc gum
Carboxymethylcellulose (CMC) — an organic gum used as a suspension/adhesion agent in glazes. Normally, a small amount of gum is added to a quart or so of warm water and left overnight. Once dissolved, this solution may be added in small doses to glazes, slips, and engobes to improve application performance. Source: Clay: A Studio Handbook
How to Make Underglaze in Your Ceramics Studio
The truth is, I was a nerdy ceramics undergraduate student. I wanted to learn everything, right away—and I loved my … Read More
Terra Sigillata 101: How to Make, Apply, and Troubleshoot Terra Sig
Terra sigillata is an ultrarefined clay slip that can give a soft sheen when applied to bone-dry wares and, if … Read More
Using Glaze Additives Like CMC Gum to Make Average Glazes Great
Sometimes the glazes we use are good for one purpose, but not so good for another. A glaze might perform … Read More
How to Make Magic Rice Paper Transfers for Ceramics
A couple NCECAs ago, I bought some rice paper transfers from a supplier at the conference. They are super fun … Read More
How to Use CMC Gum to Make a Glaze Brushable and Stampable
CMC gum is a ceramic glaze additive that can be used to help improve brushability in glazes that are mixed … Read More
Rare Earth Metals at Cone 6
A while back, we posted an article on using rare earth metals in high fire glazes. The rare earth metals, … Read More
Techno File: Rare Earths at Cone 6
There are a variety of rare earth metals—28 of them in the lanthanides and actinides, to be exact—and many are … Read More
In the Studio: Rare-Earth Oxide Glazes
The rare-earth oxides are not particularly rare, but they can be expensive and have only recently become widely available. They … Read More
In the Studio: Underglaze Over Glaze
Traditional Zulu beer pots called ukhamba in the Zulu language are pots made from fine terra cotta and are produced … Read More
