How To Carve Wax For Casting
Once I have it cast normally in silver that is mixed in a 97 alloy because it casts easy and is easy to engrave I will then re-sprue and vulcanize for mass production should that be the need.
How to carve wax for casting. Smaller burrs may be used to grind the shape to closer detail. Once dry the investment plaster containing the wax model is put in a kiln and the waxes are burnt out leaving the space in the plaster where the model used to be. Creating a tapered band.
If you choose to experiment on your own do not melt wax with gas burners and work in a location where you can deal with a fire in the melting pot without freaking out and spilling flammable liquid on the floor. This will melt any tiny unwanted bits of wax and they will become part of your overall design. You can even rub your fingers across it fast creating friction and causing it to get soft.
Because its fairly soft its very easy to carve. Usually a piece of jewellery is carved in wax cast via the lost wax casting method then the casting cleaned up and ļ¬ttings added. Using a wax tube cut out the shape of a standard ring.
Use a fine file to file the grinding marks away. Then outline the pattern on the ring with a scribe to provide a guidance on where the first cuts are going to be. The Means To Carve Wax For Casting.
Waxes and the fumes generated upon heating are highly flammable. Wax carving is an ancient tradition in jewellery making going back 6000 years. I now have a rough sterling silver casting of my wax model.
The band is still quite wide so well use a bur to remove a few millimeters on either side. Creating a wax carved chunky ring from scratch. If its a one-off piece it may undergo further processes if its for production it will then have a mould made.