clay bodies

CLAY BODIES:

White stoneware:
Before firing:
color	grey
shrinkage	none
warp age	hardly
plasticity	Good to work with and good for throwing
After firing:
color	White
Shirinkage	Hardly
Warpage	None
Maturing temperature	1280
porosity	0.5%
comments	Not suitable for wood firing, since it cracks. It is also not a good body for large pieces since they also crack.

Pure porcelain
Before firing:
color	White
shrinkage	None
warp age	hardly
plasticity	Difficult for throwing
After firing:
color	White
Shirinkage	Hardly
Warpage	None
Maturing temperature	higher
porosity	-
comments	Needs to reach 1300 for more for desired result

Semi porcelain
Before firing:
color	grey
shrinkage	None
warp age	hardly
plasticity	Fairly plastic
After firing:
color	White
Shirinkage	Hardly
Warpage	None
Maturing temperature	higher
porosity	-
comments	Needs to reach 1300 for more for desired result and has given a slight blue haze in wood firing

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