Raku glaze and preparation method thereof

• Main Authors: ZHANG ZHIQING, TONG XINTIAN, XIE SHAOYUAN
• Format: Patent
• Language: Chinese; English
• Published: 01.03.2019
• Subjects: ARTIFICIAL STONE; CEMENTS; CERAMICS; CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUSENAMELS; CHEMISTRY; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS; CONCRETE; GLASS; JOINING GLASS TO GLASS OR OTHER MATERIALS; LIME, MAGNESIA; METALLURGY; MINERAL OR SLAG WOOL; REFRACTORIES; SLAG; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS,MINERALS OR SLAGS; SURFACE TREATMENT OF GLASS; TREATMENT OF NATURAL STONE

The invention discloses raku glaze and a preparation method thereof. The raku glaze is prepared from, by mass, 66-68 parts of calcium borate, 7-9 parts of aluminum oxide, 15-17 parts of zirconium silicate, 15-17 parts of magnesium oxide, 3-5 parts of potassium oxide and 3-5 parts of sodium oxide. The raku glaze can present black hue different in concentration and rich in change, a metal film witha flickering character is formed on the surface, an ice crack effect is achieved, and a very good decoration function is achieved. 本发明公开了种乐烧釉及其制备方法，乐烧釉所使用的釉料中含有的组分及各组分质量份如下：硼酸钙：66-68份；三氧化二铝：7-9份；硅酸锆：15-17份；氧化镁：15-17份；氧化钾：3-5份；氧化钠：3-5份。本发明能够呈现浓淡不富变化的黑色色调，并且表面形成具有闪光性质的金属膜，而且冰裂效果，具有很好装饰作用。