Ceramics

What is Glaze

Glass like substance has been fused to a ceramic artwork through the process of firing

5 main components of glaze

Silica, Alumina, Flux, Colorants, and Modifiers

What is opacity

Can’t see through

What is matte

Not glossy

How many coats of gaze

3-4 coats

Do we paint the bottom of our glazing work

No

How does glaze dry

Chalky

What is glaze made up

Ceramic materials and colorants (oxides and or mason stains)

What are 2 differences between glaze and paint

G: withstands high heat and looks different before and after kiln

A: can’t withstand heat and the color you see is the color you get

What are 2 differences between glaze and underglaze

G: thicker when applied and covers larger areas quickly

UG: generally matte after fired and more like slip or clay then glaze

What are the different ways you can apply glaze

Brush, pouring (using ladle), and sponge

What needs to be to done to bisqueware fired work before glazing

Rinse off project with a sponge and then sanding off any sharp edges then rise again

What is AP seal vs CL seal

AP: non-toxic and safe for all ages

CL: contains potentially hazardous ingredients and requires specific safety precautions

What is food safety

The glaze has passed standards for food safety when used according to manufacture’s direction

Are all glazes a solid color

No, some have crystalize into unique patterns