Art clay copper only requires a 30 minute kiln firing time and you don t need to use any activated carbon or firing pans you can even fire it with a torch.
Copper clay firing schedule.
I do a two phase firing.
To fire art clay copper with a butane torch.
Phase 1 open shelf fire for pieces 3mm thick or less.
Pieces will be black and brittle after this firing.
Please remember this firing schedule is based on a cold kiln and thickness of the piece also is something you need to work out.
The two metals do not sinter together.
Place the piece directly on the firing shelf.
Fire as a part of a 2 fire schedule.
Always fire copper components first to copper firing schedule.
It is a incredibly reliable clay and the clay we recommend whole heartedly to anyone new to base metal clay.
You shape and work with art clay copper just like normal silver clay.
For pieces thicker than 3mm.
Torch firing place the dried piece on a stainless steel mesh.
The firing schedule is the set of pre determined stages the kiln moves through from the time it is turned on to the time it has either turned off or has cooled enough to unload.
Cyprus copper clay firing guide.
If a piece is any thicker than about 5 6mm thick you may need extra time due to the thickness of the.
Fire in activated coconut carbon.
Different product and may have a different firing schedule.
Ramp at 500 f hour 278 c hour then hold at 560 f 293 c for 15 minutes.
Quench pieces as outlined above.
Each clay for your own kiln.
The already sintered copper piece and the still soft silver clay are placed together so that they will lock together during a second firing at the silver firing schedule.
This initial firing burns out all the binders which seems to improve the sintering in the second phase.
Fire on an open shelf no carbon ramp speed 500 temp 560 hold 15 min.
Follow the two phase firing schedule below if you plan to enamel your piece.
Offered in lump wet form this clay is waterbased air dries and fires to 999 pure copper.
These changes are defined by changes in the kiln atmosphere or the firing ramp.
Economical easy to form fire and finish the fired clay presents as beautiful on its own or as the perfect platform for enameling projects.
Place the piece directly on the firing shelf.