The Science Behind Ru Ware's Frost Veins ("Crackle Patterns")
1. Fundamental Causes
- Thermal Stress:
• Clay (α=5.4×10⁻⁶/°C) & glaze (α=7.1×10⁻⁶/°C) coefficient mismatch
• Generated during cooling from 1300°C→200°C at ~15°C/min rate
- Crystalline Growth:
• Mullite (3Al₂O₃·2SiO₂) needles form at 1100-1250°...
cupclay-the-world-of-ru-ware.hashnode.dev1 min read
Vladimir Ciplic
Vladimir Ciplic
What a fascinating dive into how something as subtle as crackle in a glaze holds so much science, history, and artistry. The way you explain the interplay of materials, cooling, and aging gives a whole new appreciation for what might seem like mere ‘imperfections’. Thank you for illuminating the beauty behind those delicate frost-veins, truly inspiring.