A plaster slab is a board cast in plaster. It is a useful object in a ceramic studio. You use it to make clay drier because the plaster draws moisture from the clay and absorbs it. Kneading is convenient on a plaster slab and the plaster slab is essential when recycling clay. With a plaster slab you can also make a damp box. Download our free guide where you learn to make your own plaster slab.
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A handy 27-page PDF with everything you need to know to get started with everything clay.
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