Glass formers make up the body of our clay and glazes. They consist of Silica (SiO2), Alumina (Al2O3) and Boron (B2O3).
« Back to Glossary IndexFree guide to measuring Specific Gravity
Download a pdf of my Understanding Cone 6 NCECA presentation
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How to Calibrate Your Kiln Sitter for Accurate Firings
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A Low Tech System for Recycling Clay Scraps
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How to Make a Good Kiln Wash to Protect Your Kiln Shelves
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Do You Put Witness Cones in Every Firing?
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How to Add Bentonite to a Wet Glaze
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How Well Are You Mixing Your Glazes?
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Why I Don’t Use a Hydrometer to Measure Specific Gravity
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Why I Use a Graduated Cylinder for Measuring Specific Gravity
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How to Measure the Specific Gravity of Your Glazes
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Material Substitutions with Glazy.org – Video Tutorial
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