A kind of preparation method of Jun porcelain blue glaze
A technology of blue glaze and Jun porcelain, which is applied in the field of preparation of Jun porcelain celadon glaze, can solve the problems such as monotonous color of Jun porcelain, achieve the effect of transparent surface, not easy to bubble, and reduce glaze cracks
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Embodiment 1
[0030] A method for preparing Jun porcelain blue glaze, the specific steps are as follows:
[0031] Step 1: Take 20 parts of yellow feldspar, 12 parts of white feldspar, 10 parts of quartz stone, 10 parts of calcite, and 10 parts of fluorite, and put them in a ball mill for grinding, and screen to obtain mixed powder a with a particle size of 10-40μm, and set aside;
[0032] Step 2: Take 5 parts of plant ash, 4 parts of Ru blue stone, 3 parts of cobalt oxide, 3 parts of iron oxide, 3 parts of zirconia, 2 parts of zinc oxide, 2 parts of aluminum oxide, and 2 parts of tin oxide for ball milling. Mixed powder b with a particle size of 120-160μm, ready for use;
[0033] Step 3: Take 8 parts of the frit and perform ball milling, screen to obtain powder c with a particle size of 100-150 μm, and set aside;
[0034] Step 4: Put the mixed powder a and mixed powder b obtained in the above steps 1 and 2 into the muffle furnace for pre-sintering at a heating rate of 2°C / min, hold at 200°C for 0.5...
Embodiment 2
[0053] A method for preparing Jun porcelain blue glaze, the specific steps are as follows:
[0054] Step 1: Take 25 parts of yellow feldspar, 18 parts of white feldspar, 15 parts of quartz stone, 15 parts of calcite, and 12 parts of fluorite, and put them in a ball mill for grinding, and screen to obtain mixed powder a with a particle size of 10-40 μm, and set aside;
[0055] Step 2: Take 7 parts of plant ash, 6 parts of Ru blue stone, 5 parts of cobalt oxide, 5 parts of iron oxide, 5 parts of zirconia, 4 parts of zinc oxide, 4 parts of aluminum oxide, and 3 parts of tin oxide for ball milling. Mixed powder b with a particle size of 120-160μm, ready for use;
[0056] Step 3: Take 8-10 parts of the frit for ball milling, screen to obtain powder c with a particle size of 100-150 μm, and set aside;
[0057] Step 4: Put the mixed powder a and mixed powder b obtained in the above steps 1 and 2 into the muffle furnace for pre-sintering, the heating rate is 4℃ / min, keep at 200℃ for 2h, and t...
Embodiment 3
[0076] A method for preparing Jun porcelain blue glaze, the specific steps are as follows:
[0077] Step 1: Take 23 parts of yellow feldspar, 16 parts of white feldspar, 13 parts of quartz stone, 13 parts of calcite, 11 parts of fluorite, and put them into a ball mill for grinding, and screen to obtain mixed powder a with a particle size of 10-40μm, and set aside;
[0078] Step 2: Take 6 parts of plant ash, 5 parts of Ru blue stone, 4 parts of cobalt oxide, 4 parts of iron oxide, 4 parts of zirconia, 3 parts of zinc oxide, 3 parts of aluminum oxide, and 2.5 parts of tin oxide for ball milling. Mixed powder b with a particle size of 120-160μm, ready for use;
[0079] Step 3: Take 9 parts of the frit and perform ball milling, screen to obtain powder c with a particle size of 100-150 μm, and set aside;
[0080] Step 4: Add the mixed powder a and mixed powder b obtained in the above steps 1 and 2 into the muffle furnace for pre-sintering at a heating rate of 3°C / min, keep it at 200°C for ...
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