Magnesium insulation ceramic

The invention discloses magnesium insulation ceramic, which is prepared from the following formula ingredients in parts by mass: major ingredients: 20 to 25 mass parts of aluminum oxide, 15 to 20 massparts of silicon carbide, 15 to 20 mass parts of melting blocks, 10 to 15 mass parts of feldspar, 10 to 15 mass parts of calcite, 8 to 12 mass parts of kaolin, 5 to 8 mass parts of quartz and 4 to 6mass parts of glaze and insulation ingredients; 2 to 3 mass parts of insulation oil and 1 to 3 mass parts of stabilizing agents, wherein the insulation oil is added in the major ingredients; the mixing treatment is performed with mud in the processing process; the insulation performance of the magnesium insulation ceramic can be improved; after the manufacturing, insulation oil is coated outside the ceramic; drying treatment is performed; drying treatment is performed; the insulation performance of the magnesium insulation ceramic is improved. 本发明公开了种镁质绝缘陶瓷，该种镁质绝缘陶瓷配方成分及配比为：主配料：氧化铝20-25质量份；碳化硅15-20质量份；熔块15-20质量份；长石10-1