High-grade bone porcelain for daily use

Abstract

The invention relates to high-grade bone porcelain for daily use. A preparation method comprises the following steps: (1) weighting the following raw materials in parts by mass: 19-24 parts of quartz, 10-16 parts of plagioclase, 3-6 parts of chlorite, 1-2 parts of mullite, 35-43 parts of bone meal, 2-4 parts of biotite, 0.2-0.5 part of CMC and 0.1-0.3 part of alexandrite, feeding the raw materials, ball and water according to a ratio of 1: 2: 0.75 into a ball mill for carrying out wet-milling for 10 hours, sieving with a 300-mesh sieve so that the residue on the sieve accounts for 0.2% and removing iron for later use; (2) injecting slurry: injecting the slurry into a die cavity at a pressure of 25-30MPa, after 0.5 hour, taking a green body out and drying; and (3) sintering: feeding the green body into a tunnel kiln, sintering for 5-7 hours at a temperature range of 1300-1350 DEG C and naturally cooling to obtain the high-grade bone porcelain for daily use. The high-grade bone porcelain for daily use prepared by the preparation method has ivory-colored surface and the rate of finished products of 95% and is exquisite and high in grade.

Description

technical field

[0001] The invention relates to the field of daily-use ceramic materials, more specifically, to a high-grade bone daily-use porcelain. Background technique

[0002] Because of its unique shape, concise and lively, white and delicate texture, bone china has been used by nobles in various countries for a long time, and it is the only high-grade porcelain recognized in the world. It has a history of more than 300 years. Because of its "thin as paper, transparent as a mirror, sound like a chime, and white as jade", the porcelain is fine and transparent, the shape is beautiful and elegant, the color surface is moist and bright, and the flower surface is colorful, which makes it white and luxurious. The shape of the porcelain has the dual value of use and art. In history, it is a treasure for the court and aristocratic collections. It is a symbol of power and status. It is favored by many buyers and is known as the "King of Porcelain". Bone china has gradually bec...