glazes cone 6 1240 c 2264 f 1240 degrees c 2264 de Cone 6 Glazes Key Ingredients Cone 6 glazes typically consist of a combination of: Silica (SiO₂): Provides the glassy, smooth surface Feldspar (e.g., Potassium or Sodium Feldspar): Acts as a flux to lower melting point Clay Minerals (e.g., Kaolin): Adds stabilit Sep 29, 2025 Read more →