Jun porcelain celeste blue glaze and preparation method thereof
A technology of porcelain celadon glaze and celadon glaze, which is applied in the field of Jun porcelain celadon glaze and its preparation, can solve the problems of poor corrosion resistance and mechanical resistance of the glaze surface, low yield rate, high production cost and high production difficulty, etc. Achieve the effects of promoting economic development, increasing opacity, and promoting the improvement of common technologies
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Embodiment 1
[0025] A celadon glaze for Jun porcelain, prepared from the following raw materials in parts by weight: 32-40 parts of feldspar, 14-18 parts of quartz, 10-14 parts of calcite, 10-14 parts of this medicine, and 4-6 parts of spodumene , talc 3-5 parts, iron oxide 0.5-1.5 parts, copper ore 4-6 parts, tin oxide 0.5-1.5 parts, wood ash 6-10 parts.
[0026] The preparation method of above-mentioned Jun porcelain sky green glaze comprises the following steps:
[0027] (1) Crush the above raw materials and put them into a ball mill for ball milling, add water to make the mass concentration of the glaze reach 56-58%, wet mill for 6-8 hours, and pass the wet milled slurry through a 200-300 mesh sieve to obtain the glaze slurry ;
[0028] (2) The green body is dipped in glaze 1-2 times;
[0029] (3) Firing, the firing temperature is 1260-1290°C.
[0030] The firing process in step (3) specifically includes the following steps:
[0031] ①The body after glazing is put into the kiln and...
Embodiment 2
[0036] A celadon glaze for Jun porcelain, prepared from the following raw materials in parts by weight: 36 parts of feldspar, 16 parts of quartz, 12 parts of calcite, 12 parts of this medicine, 5 parts of spodumene, 4 parts of talc, 1 part of iron oxide, 5 parts of copper ore, 1 part of tin oxide, and 8 parts of wood ash.
[0037] The preparation method of above-mentioned Jun porcelain sky green glaze, comprises the following steps:
[0038] (1) Crush the above raw materials and put them into a ball mill for ball milling, add water to make the mass concentration of the glaze reach 56-58%, wet mill for 6-8 hours, and pass the wet milled slurry through a 200-300 mesh sieve to obtain the glaze slurry ;
[0039] (2) The green body is dipped in glaze twice;
[0040] (3) Firing, specifically including the following steps:
[0041] ①The body after glazing is put into the kiln and fired in an oxidizing atmosphere, so that the temperature rises evenly to 1020°C in 5 hours;
[0042]...
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