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Ceramics - The basics
Transcript of Ceramics - The basics
A fine-grained firm earthy material that is plastic (bendy, pliable) when wet
and hardens when heated.
Used to make bricks, tiles, and pottery.
Clay is recyclable up to the first firing.
The process of roughening the surfaces
of two pieces that will
be joined together. A fork is the
best tool for scoring clay.
Clay that is thinned with water or vinegar
to form a thick liquid.
Slip is used on scored areas
to join two pieces of clay.
A process used to prepare
clay for working.
Why do you need to wedge your clay?
Relieve clay of air bubbles
Creates consistency in the clay
Detect foreign objects
1.An object, such as earthenware, porcelain, or tile, made of ceramic.
2. The art or technique of making objects of ceramic, especially from fired clay.
the furnace used to fire (heat) ceramic objects
Interior of Kiln
The first firing
The second firing
Types of Kilns
schools and homes
They need watching very carefully
Watch ALL of the time
shelves and posts:
made form a material that can withstand high temperatures
describes a kiln that is full
describes a kiln that is "ON"
Stages of Clay
rigid, dry clay,
no longer mobilizable,
still carveable, partially dry
completely dry, free of water, fragile, ready to be bisque-fired
Clay objects that have completed
the first firing, ready to be glazed
Objects that have been fired a second time after glaze has been applied
moldable, “fresh”, plastic
Pinch: using your fingers to manipulate the form
Coil: rolling out ropes of clay
Slab:rolling out sheets of clay - rolling pin
A revolving horizontal disk
on which clay is shaped
Types of wheels: Electric or kick