Jun porcelain with blue ground glaze and red mottled glaze and preparation process of Jun porcelain
A technology of erythema glaze and blue base, which is applied in the field of Jun porcelain manufacturing, can solve the problems of high production cost and difficulty, few formulations and preparation methods, low mechanical strength, etc., achieves bright color, high artistic value and economic value, and increases The effect of opacity
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Embodiment 1
[0026] A kind of Jun porcelain with red-spotted glaze on a blue background, the blue-bottom glaze is prepared from the following raw materials in parts by weight: 38 parts of yellow feldspar, 8 parts of calcite, 20 parts of copper ore, 0.5 part of cobalt oxide, 6 parts of black medicine soil, 6 parts of quartz, 2.5 parts of talc, 6 parts of kaolin and 4 parts of wood ash; the erythema glaze is prepared from the following raw materials in parts by weight: 3 parts of copper oxide, 2 parts of zinc oxide, 1 part of antimony oxide, and 1 part of barium oxide and glass frit 2 parts.
[0027] The preparation process of the described blue-bottomed red-spotted glaze Jun porcelain comprises the following steps:
[0028] (1) Grind the above raw materials and mix them into a ball mill for ball milling, add 30% water of the total weight of the mixed raw materials, wet mill for 20 hours, pass the wet milled slurry through a 250-mesh sieve to obtain a glaze slurry;
[0029] (2) Body glazing...
Embodiment 2
[0044] A red-spotted glazed Jun porcelain with a blue background, the blue-ground glaze is prepared from the following raw materials in parts by weight: 43 parts of feldspar, 11 parts of calcite, 23 parts of copper ore, 1.2 parts of cobalt oxide, 11 parts of black medicine soil, 8 parts of quartz, 3 parts of talc, 7 parts of kaolin and 5 parts of wood ash; the erythema glaze is prepared from the following raw materials in parts by weight: 4 parts of copper oxide, 3 parts of zinc oxide, 2 parts of antimony oxide, and 2 parts of barium oxide and glass frit 2 parts.
[0045] The preparation process of the described blue-bottomed red-spotted glaze Jun porcelain comprises the following steps:
[0046](1) Grind the above raw materials and mix them into a ball mill for ball milling, add water with a total weight of 33% of the mixed raw materials, wet mill for 22 hours, and pass the wet milled slurry through a 280-mesh sieve to obtain a glaze slurry;
[0047] (2) Body glazing: Firstl...
Embodiment 3
[0062] A red-spotted glazed Jun porcelain with a blue background, the blue-ground glaze is prepared from the following raw materials in parts by weight: 48 parts of feldspar, 14 parts of calcite, 26 parts of copper ore, 2.5 parts of cobalt oxide, 16 parts of black medicine soil, 10 parts of quartz, 3.5 parts of talc, 8 parts of kaolin and 6 parts of wood ash; the erythema glaze is prepared from the following raw materials in parts by weight: 5 parts of copper oxide, 4 parts of zinc oxide, 3 parts of antimony oxide, and 3 parts of barium oxide and glass frit 2 parts.
[0063] The preparation process of the described blue-bottomed red-spotted glaze Jun porcelain comprises the following steps:
[0064] (1) Grind the above raw materials and mix them into a ball mill for ball milling, add water with a total weight of 35% of the mixed raw materials, wet mill for 24 hours, and pass the wet milled slurry through a 300-mesh sieve to obtain a glaze slurry;
[0065] (2) Body glazing: Fi...
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