Just make sure to indicate the clay body on the test tile somehow.
Ceramic glaze test tiles.
I stamp the back of the tile with a code for the type of clay and there is ample space to write information about the test using an underglaze pencil.
For single color application this is liable to be the thickness of heavy cream.
The hole in the base allows the tile to be hung on a glaze bucket or on a display.
This pair of diy tile stands addresses numerous problems.
It allows you to test combinations of glazes easily and inexpensively and serves as a permanent reminder of what a glaze looked like on a certain clay.
Ashley keller hand carves her test tiles.
If you plan to use the glaze in a multiple layer glazing strategy the glaze or glazes should be thin and milky.
Test tile in 30 degree position.
Once your ceramics have gone through their glaze firing they ll be vitrified and the process will be irreversible.
The ceramic glaze testing process.
Otherwise if you re like me you forget very quickly.
Test tile in upright 60 degree position.
Test tiles provide essential information for fired ceramic pieces but can be a hassle to keep organized in and out of the kiln.
Glaze tests and test tiles there are many benefits to having test tiles for glazes.
This shows her whether the glaze will accentuate her designs.
I do a lot of glaze testing and needed to find solutions to the problems of moving and handling large quantities of test tiles through the different stages of.
And to improve your results it helps to have test tiles that mimic the kind of work you make.
In today s post an excerpt from the may june 2019 issue of pottery making illustrated gabriel kline shares two tests that can help you determine if you re using food safe ceramic glazes in your practice.
In this video an excerpt from his dvd understanding glazes.
Prepare a test tile.
Glazes can look and behave vastly different on different clay bodies.
It effectively tests the influence of adding an ingredient to a glaze in five consecutive increments 0 10 20 30 40 in my examples all on one test tile.
This test tile clearly reveals how much and to what extent the ingredient influences the glaze.
My l shaped glaze test tile design is ideal for glaze testing for several reasons.
Thin the glaze with water to the appropriate consistency.
The easiest way to make up your test glazes is to make a series of different ceramic tiles in the different types of clay you ll be working with.
How to test tweak and perfect your glazes john britt shows several different ways to make test tiles.
For more ways to test your glazes check out the may june 2019 issue of pottery making.
Most people use some form of.