In the technique Raku pieces are different from traditional ceramics, due to the nuances of the enamel are achieved. The temperature and the reduction phase enamel give this a colorful and bright metallic appearance. It was the Japanese potter Chojiro who in the late sixteenth century Raku technique used.
The artist later adopted the name as his surname Raku hence became the name of this ceramic. Chojiro used this technique for making pottery in common use as well as ornamental.
Raku pieces are often elegant shades predominantly in red and black enamel in line with the aesthetic wabi Japan.Ã‚Â Ruku technical difference and traditional ceramic technique
- The traditional technique of ceramic cold is placed in an oven and cook slowly as the oven heats. Raku technique in the oven is already at a high temperature about 1020 Ã‚Âº C. The ceramic pieces are placed in the oven and cook very quickly.
- In the traditional technique the oven allow to cool before removing the piece. The raku technique parts must be removed before the glazes have melted.
- After removing the ceramic hot oven is placed in a reduction chamber in a metal container with sawdust, paper or other flammable material. The heat from the ceramic part is transmitted to paper, or sawdust and ignited, the piece remains in the chamber reduction over 15 minutes.
- The resulting heat is key to the creation of the glaze colors, unique designs and unpredictable. The fire inside the chamber ends with the reduction of oxygen quickly and then absorbs the remaining oxygen and ceramic glazes.
- The fire gives it that distinctive metallic sheen so popular in Raku pottery.
Raku pottery is used to create pieces for the tea ceremony but is the most suitable ceramic for water tightness. Common form is used for decorative ceramic floor tiles.