- Sku: 3018
- Vendor: Ulster Ceramics Pottery Supplies
Code 3018 Soda Feldspar. Na2O.Al2O3.6Si2. Gives slightly different effects to Potash Feldspar – Cobalt will appear a little purple in soda glazes, and Copper more blue. High Soda Feldspar glazes tend to bubble over 1200oC. More suitable for low temperature glazes. Will yield different colour responses to potash feldspar and is more vigorous flux
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