Technická část keramika

Ceramics - Forming techniques

Pottery can be produced in three basic forming traditions: handwork, wheel work, and slipcasting. It’s very common for wheel-worked pieces to be finished by handwork techniques. Slipcast pieces tend not to be, as that negates one of the prime advantages of casting. Handwork methods…

Decorative and finishing techniques

Additives can be worked into moist clay, prior to forming, to produce desired characteristics to the finished ware. Various coarse additives, such as sand and grog (fired clay which has been finely ground) give the final product strength and texture, and contrasting colored clays…

Raku

Rakuyaki or Raku is a form of Japanese pottery characterized by low firing temperatures (resulting in a fairly porous clay body), lead glazes, and the removal of pieces from the kiln while still glowing hot. In the traditional Japanese firing process, the pot is removed from the hot…

Porcelain

Porcelain is a hard ceramic substance made by heating at high temperature selected and refined materials often including clay in the form of kaolinite. Porcelain clay when mixed with water forms a plastic paste which can be worked to a required shape or form that is hardened and made…