English
French
German
Japanese
Portuguese
Spanish
The Art of Firing
Z-Ring Advantages
- Eliminates cold zones on firing tray
- Completely even heat across the tray surface
- Eliminates dull glaze finishes (fire scale) caused by uneven temperature in firing zone
- Optimizes depth of shade vitality of all layered ceramic applications
- Adjustable ring accommodates larger cases
Heat Pattern with Wonder Z-Ring
- Eliminates cold zones on your firing tray
- Completely even heat across tray surface
- Eliminates dull glaze finishes (fire scale) from uneven temperature in firing zone
- Eliminates internal thermal stress caused by uneven vertical muffle heat zones
- Optimizes the optical refraction (depth of shade) vitality of all layered ceramic applications
- Adjustable ring accommodates larger cases
Uneven Heat Pattern in Standard Muffle Chamber
The spaces between the coils create vertical cold zones creating uneven heating across the tray surface (horizontally).
Additional Useful Information About Wonder Z-Ring Kit
Videos
Wonder Z-Ring by Jim Emmons
Technical Articles
How to Control the Firing Process of Layered Ceramics for Optimum Esthetics
– by Jim Emmons, CDT, FNBC