PATE DE VERRE, MOLD MAKING AND KILN CASTING
I. MAKING THE ORIGINAL WAX (lost wax technique).
- Wax forming with hot tools and flames.
- Cold carving wax.
- Melting out the wax originals.
- Burning out the residual wax.
- Clay as a modeling material.
- Organic originals (replica casting), such as vegetable matter.
II. MOLD MAKING - INVESTMENT MOLDS
- How to select investment mold materials.
- Mixing plaster.
- Plaster combination recipes.
- Working with prepared dental investment mixes.
III. MOLD MAKING - MASTER MOLDS (for multiple wax originals).
- Two-part plaster molds.
- Multi-part plaster molds.
- Negative to positive mold transfers.
- Latex molds.
- Cradle (mother) molds.
IV. FRIT PREPARATION
- Melting basic frit in crucibles.
- Adding oxides to make color.
- Pouring the hot glass into water to make a course frit.
- Grinding and screening the frit.
- Using binders to make the pate de verre (paste of glass)
- Filling the molds with frit.
V. FIRING THE CASTINGS
- Mold curing.
- Preventing thermal shock to the molds.
- Firing procedure.
- Annealing.
VI. CASTING FROM A CRUCIBLE
- Open-face casting into foundry sand molds.
- Casting into wet two-part plaster molds.
VII. THREE DIMENSIONAL FUSING
- Glued glass constructions fused:
In common sand.
Invested in a plaster mix.
VIII . EQUIPMENT
- Kilns Pyrometers, timers, and controllers.
- Tools
IX. SAFETY CONSIDERATIONS
Course Fee is $700
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