Ultrahigh-strength special ceramic electrical porcelain formula

• Main Authors: YAO SHAOMING, LUO HANYING, DENG XIAOLING
• Format: Patent
• Language: Chinese; English
• Published: 14.08.2018
• Subjects: ARTIFICIAL STONE; CEMENTS; CERAMICS; CHEMISTRY; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS; CONCRETE; LIME, MAGNESIA; METALLURGY; REFRACTORIES; SLAG; TREATMENT OF NATURAL STONE

The invention belongs to the technical field of compounding ingredients of clay products and in particular discloses an ultrahigh-strength special ceramic electrical porcelain formula. The ultrahigh-strength special ceramic electrical porcelain formula comprises the following raw materials in parts by mass: 27 to 34 parts of Dongsheng soil, 23 to 27 parts of Jingyang soil, 40 to 50 parts of alpha-Al2O3, 2 to 4 parts of Zhongxiang soil and 1 to 3 parts of Zhangcun soil. A preparation method of ultrahigh-strength electrical porcelain comprises the following steps: (1) proportioning the raw materials; (2) carrying out ball milling: grinding the raw materials by utilizing a ball grinding mill, wherein the ratio of the raw materials to balls to water in the ball grinding mill is 1 to 2 to 1.2,and the balls comprise 30 percent of balls with the specification of 25 to 40mm, 50 percent of balls with the specification of 40 to 65mm and 20 percent of balls with the specification of 65 to 80mm;controlling the fineness o