1. Temperature dynamics & glaze effects
• wood kiln
- firing curve: 72-hour nonlinear firing (±30°c swings)
- key reaction: Agate molecules crystallize unevenly → frost fingerprints™
- color depth: 3d "Sky-after-rain" Gradient (pantone 19-4052 tcx → 16-5421 tcx)
• electric kiln
- firing curve: 8-12hr programmed rise (±1°c precision)
- key reaction: Homogeneous vitrification → mechanical crackle
- color depth: Flat monochrome (~pantone 17-4030 tcx)
2. Material alchemy
• wood kiln
- pine ash fuses with glaze → mineral bloom® (2-5% natural ash integration)
- agate scatters light at 115° angles → "Storm-clearing" Color shifts
• electric kiln
- stable glaze composition, no ash interaction
- static color, lacks photosensitivity
3. Finished work comparison
• wood kiln ru ware
- frost system: Living growth (0.01-0.03mm/year)
- acoustic resonance: 280-320hz (guqin-like)
- patina: Tea minerals enhance frost topography
• electric kiln ru ware
- frost system: Fixed patterns (set during firing)
- acoustic resonance: 420-450hz (high-pitched)
- patina: Surface tea stains only
4. Cultural value
• wood kiln
- 1-3% meet imperial standards (flowing glaze + gold-veined frost + acoustic test)
- "Dragon flame" Marks (pine resin carbonization)
• electric kiln
- 85%+ success rate
- laser-etched marks
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The Science Behind Ru Ware's Frost Veins ("Crackle Patterns")