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$20
3.5 lbs Custer Potash Feldspar for Ceramic Glazes & Clay Bodies – Classic Flux Material for Pottery
Posted 15 days ago in Seattle, WA
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Description
High-quality Custer Potash Feldspar, a staple ceramic flux used in glaze formulation and clay body recipes. Provides potassium and alumina, helping glazes melt smoothly and adding durability and brightness to fired surfaces. Details: • Weight: 3.5 lbs total (including container) • Material: Custer Potash Feldspar (K₂O·Al₂O₃·6SiO₂) • Form: Fine powder suitable for glaze and clay work • Use: For ceramic, pottery, or studio glaze formulation • Condition: Clean, dry, vintage studio stock • Securely packaged for shipping
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Used (normal wear)
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