A kind of feather-shaped kiln-changing glaze and its preparation method
A kiln-changing glaze and feather technology, applied to clay products, other household utensils, household utensils, etc., can solve the problems that ceramic patterns cannot be satisfied
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Embodiment 1
[0026] 1# Feather-shaped kiln-changing glaze, the composition of the bottom glaze includes:
[0027] SiO 2 57.5 copies; B 2 o 3 7.6 parts; Al 2 o 3 8.8 parts; Na 2 O is 2.2 parts; CaO is 1.8 parts; K 2 O is 2.4 parts; Fe 2 o 3 2.3 parts; MnO 2 2.4 parts; MgO is 0.5 parts; other components are less than 0.5;
[0028] The composition of its topcoat includes:
[0029] SiO 2 59.8 parts; CaO 8.5 parts; Al 2 o 3 9.6 copies; K 2 O is 3.8 parts; Na 2 O is 0.8 parts; ZnO is 11.3 parts; TiO 2 5.2 parts; BaO is 3.0 parts; other components are less than 0.7 parts;
[0030] The above-mentioned parts are parts by mass.
[0031] Specifically, the following raw materials are used for preparation, wherein,
[0032] The raw material of described bottom glaze comprises by weight:
[0033] 10 parts of feldspar, 4 parts of Suzhou soil, 8 parts of quartz, 4 parts of calcite, 66 parts of frit, 22.2 parts of MnO, Fe 2 o 3 2.5 parts, ceramic melanin 0.5 parts;
[0034] The raw ma...
Embodiment 2
[0051] (1) The raw material of described bottom glaze comprises by weight:
[0052] 20 parts of feldspar, 6 parts of Suzhou soil, 18 parts of quartz, 9 parts of calcite, 58 parts of frit, 3.5 parts of MnO, Fe 2 o 3 5.5 parts, ceramic melanin 2 parts;
[0053] The raw materials of the surface glaze include by weight: 44.3 parts of feldspar, 16 parts of calcite, 23 parts of quartz, 2 parts of Suzhou soil, 8.5 parts of titanium dioxide, 3.5 parts of barium carbonate, 14 parts of zinc oxide, 2 parts of bone char, white cloud 1 serving of stone.
[0054] The preparation method of 2# feather shape kiln variable glaze comprises the steps:
[0055] Prepare base and top glaze slips:
[0056] Preparation of the bottom glaze slurry: Wet ball mill the bottom glaze raw materials and sieve to obtain the bottom glaze slurry, and control the specific gravity of the bottom glaze slurry to 1.55g / cm 3 ;
[0057] Preparation of surface glaze slurry: The surface glaze raw materials are wet b...
Embodiment 3
[0066] (1) The raw material of described bottom glaze comprises by weight:
[0067] 15 parts of feldspar, 8 parts of Suzhou soil, 14 parts of quartz, 7 parts of calcite, 62 parts of frit, MnO 2 2 servings, Fe 2 o 3 3 parts, ceramic melanin 3.5 parts;
[0068] The raw materials of the surface glaze include by weight: 41 parts of feldspar, 13 parts of calcite, 19 parts of quartz, 3 parts of Suzhou soil, 7 parts of titanium dioxide, 6 parts of barium carbonate, 11.5 parts of zinc oxide, 2.5 parts of bone char, white cloud Stone 2.5 parts.
[0069] The preparation method of 2# feather shape kiln variable glaze comprises the steps:
[0070] Prepare base and top glaze slips:
[0071] Preparation of the bottom glaze slurry: Wet ball mill the bottom glaze raw materials and sieve to obtain the bottom glaze slurry, and control the specific gravity of the bottom glaze slurry to 1.55g / cm 3 ;
[0072] Preparation of surface glaze slurry: The surface glaze raw materials are wet ball ...
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