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BISQUE FIRING – The process of firing unglazed clay to a low temperature to harden the clay and drive the physical water from it. The approximate temperature of this firing is 1815 F. BONE DRY – Refers to clay which is ready to be fired. How long is a bisqueRead More →

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Broadly speaking, the peepholes should be open until between 1100-1200F when bisque firing. This is so that fumes and moisture can escape. After this, the peepholes are closed. Some potters keep a peephole open when glazing. At what temperature would you fire a bisque firing? The bisque firing normally reachesRead More →