CN116462488A - White-body fog green glaze porcelain and preparation method thereof - Google Patents
White-body fog green glaze porcelain and preparation method thereof Download PDFInfo
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- CN116462488A CN116462488A CN202310336933.7A CN202310336933A CN116462488A CN 116462488 A CN116462488 A CN 116462488A CN 202310336933 A CN202310336933 A CN 202310336933A CN 116462488 A CN116462488 A CN 116462488A
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- 229910052573 porcelain Inorganic materials 0.000 title claims abstract description 38
- 238000002360 preparation method Methods 0.000 title claims abstract description 19
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 108
- 229910052742 iron Inorganic materials 0.000 claims abstract description 54
- 238000010304 firing Methods 0.000 claims abstract description 40
- 229910001570 bauxite Inorganic materials 0.000 claims abstract description 24
- 239000002689 soil Substances 0.000 claims abstract description 20
- 239000004927 clay Substances 0.000 claims abstract description 19
- 238000000034 method Methods 0.000 claims abstract description 18
- 239000002994 raw material Substances 0.000 claims abstract description 15
- 239000010459 dolomite Substances 0.000 claims abstract description 14
- 229910000514 dolomite Inorganic materials 0.000 claims abstract description 14
- 239000004575 stone Substances 0.000 claims abstract description 9
- 239000010456 wollastonite Substances 0.000 claims abstract description 9
- 229910052882 wollastonite Inorganic materials 0.000 claims abstract description 9
- 239000002002 slurry Substances 0.000 claims description 43
- 238000001816 cooling Methods 0.000 claims description 38
- 230000009467 reduction Effects 0.000 claims description 19
- 238000001914 filtration Methods 0.000 claims description 18
- 239000011159 matrix material Substances 0.000 claims description 12
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 10
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 10
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 10
- 229910052760 oxygen Inorganic materials 0.000 claims description 10
- 239000001301 oxygen Substances 0.000 claims description 10
- 238000000498 ball milling Methods 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 9
- 238000005498 polishing Methods 0.000 claims description 8
- 230000003647 oxidation Effects 0.000 claims description 7
- 238000007254 oxidation reaction Methods 0.000 claims description 7
- 238000007605 air drying Methods 0.000 claims description 5
- 238000004061 bleaching Methods 0.000 claims description 5
- 238000004321 preservation Methods 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 5
- 238000004537 pulping Methods 0.000 claims description 5
- 238000009966 trimming Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 238000005303 weighing Methods 0.000 claims description 4
- 239000006096 absorbing agent Substances 0.000 claims description 3
- 238000012216 screening Methods 0.000 claims description 3
- 239000012856 weighed raw material Substances 0.000 claims description 2
- 239000010977 jade Substances 0.000 abstract description 3
- 230000003670 easy-to-clean Effects 0.000 abstract description 2
- 239000000779 smoke Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 17
- 238000000227 grinding Methods 0.000 description 15
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 13
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 9
- 239000010410 layer Substances 0.000 description 9
- 229910052782 aluminium Inorganic materials 0.000 description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 8
- 229910052791 calcium Inorganic materials 0.000 description 8
- 239000011575 calcium Substances 0.000 description 8
- 235000012239 silicon dioxide Nutrition 0.000 description 8
- 238000005245 sintering Methods 0.000 description 8
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 7
- 229910052710 silicon Inorganic materials 0.000 description 7
- 239000010703 silicon Substances 0.000 description 7
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 6
- 239000013078 crystal Substances 0.000 description 6
- 239000010440 gypsum Substances 0.000 description 6
- 229910052602 gypsum Inorganic materials 0.000 description 6
- 229910052749 magnesium Inorganic materials 0.000 description 6
- 239000011777 magnesium Substances 0.000 description 6
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 4
- 239000000919 ceramic Substances 0.000 description 4
- 239000007791 liquid phase Substances 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 239000010453 quartz Substances 0.000 description 4
- 239000000377 silicon dioxide Substances 0.000 description 4
- 239000010936 titanium Substances 0.000 description 4
- 229910052719 titanium Inorganic materials 0.000 description 4
- 229920000742 Cotton Polymers 0.000 description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 3
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 3
- 239000002585 base Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- KZHJGOXRZJKJNY-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Si]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O KZHJGOXRZJKJNY-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 3
- 229910052863 mullite Inorganic materials 0.000 description 3
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 description 3
- 239000012466 permeate Substances 0.000 description 3
- 229910052700 potassium Inorganic materials 0.000 description 3
- 239000011591 potassium Substances 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 2
- 244000269722 Thea sinensis Species 0.000 description 2
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 2
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 2
- 239000000292 calcium oxide Substances 0.000 description 2
- 229940087373 calcium oxide Drugs 0.000 description 2
- 125000005587 carbonate group Chemical group 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000004031 devitrification Methods 0.000 description 2
- 238000007873 sieving Methods 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- 150000003568 thioethers Chemical class 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 241000238557 Decapoda Species 0.000 description 1
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- 244000046052 Phaseolus vulgaris Species 0.000 description 1
- 235000010627 Phaseolus vulgaris Nutrition 0.000 description 1
- 229910000272 alkali metal oxide Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 1
- 229910000287 alkaline earth metal oxide Inorganic materials 0.000 description 1
- 150000001342 alkaline earth metals Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 235000019402 calcium peroxide Nutrition 0.000 description 1
- 235000012241 calcium silicate Nutrition 0.000 description 1
- 229910052918 calcium silicate Inorganic materials 0.000 description 1
- OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000006184 cosolvent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 210000001161 mammalian embryo Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 235000014347 soups Nutrition 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
Classifications
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Abstract
The invention discloses a white-base fog green glaze porcelain and a preparation method thereof, wherein the white-base fog green glaze porcelain comprises a carcass and glaze, and the carcass is composed of the following raw materials in parts by weight: 20-65 parts of bauxite in county, 20-35 parts of white clay in county, 20-55 parts of Ru soil and 20-35 parts of iron-containing dolomite; the glaze comprises the following raw materials in parts by mass: 15-45 parts of bauxite in the county of China, 25-55 parts of crucible clay in a stringent shop, 15-45 parts of iron ore, 20-50 parts of red stone and 10-34 parts of wollastonite. The preparation method of the white-body fog green glaze porcelain mainly comprises the steps of preparing green bodies, preparing glaze slip, glazing and firing; the porcelain body prepared by the method is white and fine, the glaze is green, like smoke and fog, like jade and silk, and is easy to clean.
Description
Technical Field
The invention relates to the technical field of Ru porcelain processing and preparation, in particular to a white-base fog green glaze porcelain and a preparation method thereof.
Background
The green porcelain in China starts from the original firing of Tang dynasty, and has taken up a very important role in the history of China ceramics, and is even praised as representing the highest aesthetic value of China ceramics. The North Song Ru pushes the cyan glaze to the historic peak, and the firing of the afterward cyan glaze porcelain is immeasurably influenced.
The glaze color of Ru porcelain is the composite color of the monochromatic glaze, and is a complex, changeable and difficult-to-control process due to the fact that the glaze color, glaze layer, glaze color, firing atmosphere and the like are infinitely changed for a plurality of reasons, although regular and irregular.
In the period from 2000 to 2017, the Henan archaeological institute excavates the Zhang Kong kiln address of Ru state, a large number of complete or recoverable porcelain and kiln furniture are excavated, cultural relics of Tang Song Yuan Ming Qing period are also excavated, and great achievements of Zhang Kong kiln address archaeological examination are obtained.
Zhang Gonghang porcelain, though not changing much, has more complex colour, including pink, grey, white and a small amount of light grey; the glaze color is mainly moon white, pink green, egg green, bean green, azure, grey green, shrimp green and the like, but does not have white embryo fog cyan.
Disclosure of Invention
In order to solve the defects in the prior art, the invention provides a white-base fog green glaze porcelain and a preparation method thereof, and the porcelain body prepared by the method is white and fine, and has green color in the green, like fog, like jade like silk, and easy cleaning.
In order to achieve the above purpose, the invention adopts the following specific scheme:
the white-body fog green glaze porcelain comprises a carcass and glaze, wherein the carcass is composed of the following raw materials in parts by weight: 20-65 parts of bauxite in county, 20-35 parts of white clay in county, 20-55 parts of Ru soil and 20-35 parts of iron-containing dolomite;
the glaze comprises the following raw materials in parts by mass: 15-45 parts of bauxite in the county of China, 25-55 parts of crucible clay in a stringent shop, 15-45 parts of iron ore, 20-50 parts of red stone and 10-34 parts of wollastonite.
The preparation method of the white-body fog green glaze porcelain mainly comprises the steps of preparing green bodies, preparing glaze slip, glazing and firing;
wherein, the firing of the glazed body mainly comprises the following stages:
preheating: carrying out aerobic firing at the temperature of 150-300 ℃ for 1.5-2.5 h;
oxidation stage: the aerobic firing is carried out at the temperature of 300-950 ℃ for 4-6 h;
weak reduction stage: closing the flashboard by two thirds at 900-1000 ℃, controlling the oxygen content to be 0.6-1.2%, the carbon monoxide content to be 1-3%, firing for 1-1.5 h, and raising the temperature to 1000-1100 ℃;
a strong reduction stage: closing the flashboard when the temperature is 1000-1080 ℃, controlling the oxygen content to be 0.1-1%, the carbon monoxide content to be 5.5-10%, the firing time to be 40-60 min, and raising the temperature to 1100-1200 ℃;
and (3) heat preservation: preserving heat at 1100-1200 deg.c for 60-90 min;
and (3) quick cooling and cooling stage: stopping the fire, opening the kiln door to cool down rapidly, wherein the cooling time is 3-6 min;
and (3) a cooling stage: and closing the kiln door and opening the gate plate for natural cooling, and taking out the blank fog green glaze porcelain after the kiln temperature is reduced to room temperature.
As a preferred embodiment, the green body is prepared by the following specific processes:
s11, weighing 20-65 parts of bauxite in the county, 20-35 parts of white clay in the county, 20-55 parts of Ru soil and 20-35 parts of iron-containing dolomite according to parts by weight, and putting the bauxite in the county, the white clay in the county and the Ru soil after sorting, bleaching and crushing into a wet ball mill for full ball milling; adding the iron-containing dolomite into a wet ball mill, ball milling for 3-5 hours, and filtering to remove iron to obtain slurry;
s12, filtering the slurry obtained in the step S11 through a 60-100 mesh vibrating screen and a 90-110 mesh vibrating screen respectively, and then removing iron;
s13, repeating the step S12 at least three times;
s14, preparing a matrix by using the slurry processed in the step S13, and then performing air drying treatment on the matrix;
s15, after the carcass obtained in the step S14 is thoroughly air-dried, placing the carcass in a kiln, heating for 5.5-6.5 h to enable the temperature to be 850-950 ℃, stopping heating and cooling to obtain a green carcass; polishing, trimming, finishing and dedusting the plain tyre again for standby.
As a preferred scheme, the specific process for preparing the glaze slip is as follows:
s21, weighing 15-45 parts of bauxite in the county, 25-55 parts of crucible soil in a stringent shop, 15-45 parts of iron ore, 20-50 parts of red stone and 10-34 parts of wollastonite according to parts by weight, and putting the weighed raw materials into a wet ball mill for full ball milling to obtain glaze with the fineness of 0.5-0.7;
s22, screening the glaze prepared in the step S21 through a 60-100 mesh sieve for pulping, filtering through a 90-110 mesh vibrating screen, and removing iron from the filtered slurry through an iron absorber to obtain the glaze slurry.
The method is characterized in that the raw tire is uniformly wiped by wet sponge, glaze slurry is applied, then excess glaze slurry is gently wiped off, and a glazed blank is obtained after finishing and leveling.
The white-body fog green glaze porcelain disclosed by the invention has the following functions in firing:
the bauxite in the county is consolidated and comprises the following components in parts by weight: 20.19% of silicon, 61.93% of aluminum, 0.4% of iron, 1.75% of titanium, 0.28% of calcium and 0.24% of magnesium. And the silicon dioxide generates mullite at high temperature, plays a role of a framework, enlarges the sintering range of the blank, improves the mechanical strength and the thermal stability of the finished product, and improves the whiteness of the porcelain.
The county white clay comprises the following components in parts by weight: 57% of silicon, 28% of aluminum, 0.62% of iron, 1.58% of calcium, 0.64% of magnesium, 2.7% of potassium, 1.97% of sodium and 7% of burning loss. And part of silicon and aluminum generate mullite at high temperature to form a matrix skeleton. The other part forms glass substance filling with matrix skeleton with alkali metal and alkaline earth metal oxide in raw material at high temperature, thus making the product compact, improving the thermal stability of porcelain product and widening the firing range of product.
The Ru soil comprises the following components in parts by mass: 49.4% of silicon, 35.6% of aluminum, 0.17% of iron, 0.52% of titanium, 1.7% of calcium, 0.27% of magnesium and 0.64% of potassium. The aluminum content is high, the viscosity is relatively high, the supporting force is achieved, other raw materials are better combined together,
the iron-containing dolomite belongs to alkaline earth metal ores and is brown, and comprises the following calcium components in parts by weight: 56.03 percent of calcium oxide 30 percent, 3.5 percent of magnesium, 8.37 percent of ferric oxide and 2.1 percent of burning loss, not only can change the components of a mixing system and reduce the sintering temperature of a green body, but also promotes the melting of silicon dioxide and the formation of mullite, thereby increasing the transparency of the green body.
The crucible soil for the store comprises the following calcium components in parts by weight: 69% of silicon, 19% of aluminum, 1.13% of iron, 0.97% of titanium, 0.2% of calcium, 0.27% of magnesium, 4.58% of potassium, 0.18% of sodium and 6.9% of burning loss. The high silicon low aluminum clay can prevent precipitation, increase a small amount of plasticity and increase the whiteness of the glaze.
Red stone is also known as ocher. Is low-sulfur iron ore with the hardness of 6.5, and comprises the following components in parts by weight: 65% of ferric oxide, 19.7% of silicon, 9% of aluminum, 2.97% of titanium, 0.2% of calcium, 0.27% of magnesium, 0.18% of sodium and 2.98% of burning loss. The ferric oxide and the silicon dioxide are better combined, and when the ferrous silicate is prepared by high-temperature reduction and sintering, the ferrous silicate presents perfect cyan.
Wollastonite comprises the following calcium components in parts by weight: 48.25% of calcium oxide and 51.75% of silicon dioxide, and high content of calcium and silicon dioxide form a low co-solvent, namely calcium metasilicate, at high temperature, so that the fluxing effect is achieved, the maturation temperature and high-temperature viscosity of the glaze can be reduced, the high-temperature fluidity of the glaze is increased, the firing period is shortened, the mechanical strength of the glaze is improved, the expansion coefficient of the glaze is reduced, and the opening and pinholes of the glaze are reduced, so that the glaze is opaque and matte.
The formulation proportion of the carcass and the glaze slurry in the invention is identified by methods of fire, eye observation, hand touch, broken blocks, tongue taste and the like except scientific analysis, and a certain rule and range are found for the properties of various raw materials, the concentration of the glaze slurry for porcelain with various sizes and thickness, the firing temperature rise curve and the like, thus making great breakthrough in innovation of the color and the glaze of the porcelain body of Ru kiln.
The beneficial effects are that:
1) The white-base fog green glaze porcelain and the preparation method thereof provided by the invention have the advantages that the porcelain body prepared by the method is white and fine, the glaze is green in a green color, like fog, like silk, is easy to clean, and is healthy and environment-friendly.
2) The porcelain prepared by calcining the green body and the glaze prepared by the method can be calcined in a reducing atmosphere at 1100-1200 ℃ to prepare tea sets, and the porcelain is put on the market after being calcined, and is extremely favored by specialists, tibetan or tea guests, whether from glaze color to green color or from soup color to taste. Is also an innovation on the color, glaze color and grain of the Ru porcelain.
Detailed Description
The technical solutions of the present invention will be clearly and completely described below in connection with specific embodiments, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to fall within the scope of the invention.
The present invention will be described in detail with reference to examples, which give detailed embodiments and specific operation procedures on the premise of the technical scheme of the present invention, but the scope of the present invention is not limited to the following examples, in which the methods and steps are referred to, and unless otherwise specified, the conventional methods and steps are used, and the raw materials are all conventional or commercially available.
The preparation method of the white-body fog green glaze porcelain mainly comprises the following steps:
s1, preparation of green compact
The matrix consists of the following components in parts by mass: 20-65 parts of bauxite in county, 20-35 parts of white clay in county, 20-55 parts of Ru soil and 20-35 parts of iron-containing dolomite.
S11, taking 20-65 parts of county bauxite after sorting, bleaching and crushing, 20-35 parts of county white clay and 20-55 parts of Ru soil, and putting the county white clay into a wet ball mill according to the raw materials: grinding ball: water is 1 to 1.5:1.5 to 1: adding water according to a mass ratio of 1.5-1, and grinding for 13-17 h;
s12, adding 20-35 parts of iron-containing dolomite, ball milling for 3-5 hours, and filtering to remove iron to obtain slurry;
s13, filtering the slurry obtained in the step S12 through a 60-100 mesh vibrating screen and a 90-110 vibrating screen respectively, and then removing iron through a permanent magnet iron removing machine and a high-strength electromagnetic iron removing machine, wherein the filtering and the iron removing are repeated for three times;
s14, injecting the slurry processed in the step S13 into a gypsum grinding tool, enabling water to permeate into a gypsum model body through a contact surface, forming a hard layer on the surface, and pouring out redundant slurry when the hard layer reaches a certain thickness; opening the mould after the blank body has a little hardness, cooling for 4-6 hours, building redundant grouting openings, bonding accessories, trowelling redundant slurry at bonding positions, naturally airing, polishing blank joints, finishing, wiping blanks, and carving to obtain a carcass;
s15, placing the carcass obtained in the step S14 in a rapid firing drawer kiln after thoroughly air-drying, heating for 5.5-6.5 h to enable the temperature to be fired to 850-950 ℃, stopping firing and cooling to obtain a green tire; polishing, trimming, finishing and dedusting the plain tyre again for later use;
s2, preparation of glaze
S21, according to the parts by weight, 15-45 parts of bauxite in the county, 25-55 parts of crucible soil in a stringent shop, 15-45 parts of iron ore, 20-50 parts of red stone and 10-34 parts of wollastonite are put into a wet ball mill according to the raw materials: grinding ball: water is 1-1: 1 to 0.5: adding water in a mass ratio of 1.5-0.5, and grinding for 14-15 h to obtain glaze with fineness of 0.5-0.7;
s22, screening the glaze prepared in the step S21 through a 60-100 mesh sieve for pulping, filtering through a 90-110 mesh vibrating screen, and removing iron from the filtered slurry through an iron absorber to obtain glaze slurry;
s3, glazing
Uniformly wiping the plain blank obtained in the step S15 by using wet sponge, applying the glaze slurry obtained in the step S22, lightly wiping off the excessive glaze slurry by using tools such as writing brush, blank wiping cotton and the like, and finishing and flattening to obtain a glaze blank;
s4, sintering
Firing the glaze blank obtained in the step S3, wherein the firing comprises the following steps:
preheating: carrying out aerobic firing at the temperature of 150-300 ℃ for 1.5-2.5 h;
oxidation stage: the aerobic firing is carried out at the temperature of 300-950 ℃ for 4-6 h;
weak reduction stage: closing the flashboard by two thirds at 900-1000 ℃, controlling the oxygen content to be 0.6-1.2%, the carbon monoxide content to be 1-3%, firing for 1-1.5 h, and raising the temperature to 1000-1100 ℃;
a strong reduction stage: closing the flashboard when the temperature is 1000-1080 ℃, controlling the oxygen content to be 0.1-1%, the carbon monoxide content to be 5.5-10%, the firing time to be 40-60 min, and raising the temperature to 1100-1200 ℃;
and (3) heat preservation: preserving heat at 1100-1200 deg.c for 60-90 min;
and (3) quick cooling and cooling stage: stopping the fire, opening the door for quick cooling, wherein the cooling time is 3-6 min;
and (3) a cooling stage: closing the kiln door and opening the gate plate for natural cooling, and taking out after the kiln temperature is reduced to room temperature.
Example 1
A preparation method of a white-body fog green-glaze Ru porcelain comprises the following steps:
s1, preparation of green compact
S11, calculating according to the mass parts, 25 parts of bauxite in the county, 21 parts of white clay in the county, 30 parts of Ru soil and 24 parts of iron-containing dolomite;
s12, selecting, bleaching and crushing bauxite in county, white clay in county and Ru soil, and putting the bauxite in a wet ball mill according to the parts by weight: grinding ball: the water is 1:1.5: adding water according to a mass ratio of 1.5, grinding for 14 hours, adding 24 parts of iron-containing dolomite obtained in the step S11, ball-milling for 4 hours, and filtering to remove iron to obtain slurry;
s13, filtering the slurry obtained in the step S12 through a 800-mesh vibrating screen and a 100-mesh vibrating screen respectively, and then removing iron through a permanent magnetic iron removing machine and a high-strength electromagnetic iron removing machine, wherein the filtering and the iron removing are repeated three times;
s14, injecting the slurry processed in the step S13 into a gypsum grinding tool, enabling water to permeate into a gypsum model body through a contact surface, forming a hard layer on the surface, and pouring out redundant slurry after the hard layer reaches a certain thickness, wherein the thickness is 0.8-1.5 cm; opening the mould after the blank body has a little hardness, cooling for 4 hours, building redundant grouting openings, bonding accessories, trowelling redundant slurry at bonding positions, naturally airing, polishing blank joints, finishing, and wiping the blank to obtain a carcass;
s15, thoroughly air-drying the matrix obtained in the step S14, placing the matrix in a rapid sintering drawer kiln, heating for 6 hours to enable the temperature to be sintered to 900 ℃, stopping heating and cooling to obtain a green tyre, and polishing, trimming, finishing and dedusting the green tyre again for later use;
s2, preparation of glaze
S21, 15 parts of bauxite in the county, 27 parts of crucible soil in a stringent shop, 18 parts of iron ore, 30 parts of red stone and 10 parts of wollastonite are taken according to the parts by weight, and are put into a wet ball mill according to the raw materials: grinding ball: the water is 1:0.5: adding water according to the mass ratio of 1, and grinding for 14 hours to obtain glaze with fineness of 0.5;
s22, sieving the glaze prepared in the step S21 by a 80-mesh sieve for pulping, filtering by a 100-mesh vibrating sieve, and repeatedly removing iron from the filtered slurry for 3 times by a magnet machine to obtain glaze slurry;
s3, glazing
Uniformly wiping the plain blank obtained in the step S15 by using wet sponge, applying the glaze slurry obtained in the step S22, lightly wiping off the excessive glaze slurry by using tools such as writing brush, blank wiping cotton and the like, and finishing and flattening to obtain a glaze blank;
s4, sintering
Firing the glaze blank obtained in the step S3, wherein the firing comprises the following steps:
preheating and dehumidifying stage: the method comprises the steps of (1) carrying out aerobic firing for 2 hours before the temperature rises to 300 ℃, and mainly used for preheating a blank body and removing residual moisture of the blank body;
oxidation stage: carrying out aerobic firing at 300-900 ℃ for 5h; the physical and chemical changes of the ceramic blank glaze mainly comprise the mass reduction, the strength reduction, the removal of crystal water, the oxidation of organic matters and sulfides, the decomposition of carbonate, the transformation of quartz crystal forms and the like;
weak reduction stage: closing the flashboard by two thirds at 950 ℃, controlling the oxygen content to be 0.7%, the carbon monoxide content to be 2%, firing for 1.5h, and raising the temperature to 1020 ℃; the green body starts to generate liquid phase, the glaze layer starts to melt, and various components start to be reduced, but the reduction is not enough, and the color of the glaze color has color difference;
a strong reduction stage: closing the flashboard at 1020 ℃, controlling the oxygen content to be 0.7%, the carbon monoxide content to be 6%, firing for 50min, and raising the temperature to 1100 ℃; the period is to supplement weak reduction, so that the glaze color is uniform and natural;
and (3) heat preservation: preserving heat at 1100-1140 ℃ for 70min; the main function is to reduce the temperature difference between different parts and the surface layer and the inside of the same part;
and (3) quick cooling and cooling stage: stopping the fire at 1140 ℃, opening the kiln door for rapid cooling, cooling for 3min, and closing the kiln door when the temperature is reduced to 1000 ℃. The high-temperature fluidity of the glaze can be inhibited, the opaqueness of the glaze is increased, the gloss of the glaze surface is reduced, and the crystallization and devitrification of the glaze surface are realized;
and (3) a natural cooling stage: closing the kiln door at 1000 ℃, opening the flashboard to naturally cool, solidifying liquid phase, converting quartz crystal forms, gradually solidifying a blank body in the cooling process, and taking out after the kiln temperature is cooled to room temperature.
Example 2
A preparation method of a white-body fog green-glaze Ru porcelain comprises the following steps:
s1, preparation of green compact
S11, according to the parts by weight, 20 parts of bauxite in the county, 24 parts of white clay in the county, 29 parts of Ru soil and 27 parts of iron-containing dolomite.
S12, selecting, bleaching and crushing bauxite in county, white clay in county and Ru soil, and putting the bauxite in a wet ball mill according to the parts by weight: grinding ball: the water is 1:1.5: adding water according to a mass ratio of 1.5, grinding for 14 hours, adding 27 parts of iron-containing dolomite obtained in the step S11, ball-milling for 4 hours, and filtering to remove iron to obtain slurry;
s13, filtering the slurry obtained in the step S12 through a 800-mesh vibrating screen and a 100-mesh vibrating screen respectively, and then removing iron through a permanent magnetic iron removing machine and a high-strength electromagnetic iron removing machine, wherein the filtering and the iron removing are repeated three times;
s14, injecting the slurry processed in the step S13 into a gypsum grinding tool, enabling water to permeate into a gypsum model body through a contact surface, forming a hard layer on the surface, and pouring out redundant slurry after the hard layer reaches a certain thickness, wherein the thickness is 0.8-1.5 cm; opening the mould after the blank body has a little hardness, cooling for 4 hours, building redundant grouting openings, bonding accessories, trowelling redundant slurry at bonding positions, naturally airing, polishing blank joints, finishing, and wiping the blank to obtain a carcass;
s15, thoroughly air-drying the matrix obtained in the step S14, placing the matrix in a rapid sintering drawer kiln, heating for 6 hours to enable the temperature to be sintered to 900 ℃, stopping heating and cooling to obtain a green tyre, and polishing, trimming, finishing and dedusting the green tyre again for later use;
s2, preparation of glaze
S21, calculating 20 parts of bauxite in the county, 23 parts of crucible soil in a stringent shop, 22 parts of iron ore, 22 parts of red stone and 13 parts of wollastonite according to the parts by weight. Putting the materials into a wet ball mill according to the raw materials: grinding ball: the water is 1:0.5: adding water according to the mass ratio of 1, and grinding for 14 hours to obtain glaze with fineness of 0.5;
s22, sieving the glaze prepared in the step S21 by a 80-mesh sieve for pulping, filtering by a 100-mesh vibrating sieve, and repeatedly removing iron from the filtered slurry for 3 times by a magnet machine to obtain glaze slurry;
s3, glazing
Uniformly wiping the plain blank obtained in the step S15 by using wet sponge, applying the glaze slurry obtained in the step S22, lightly wiping off the excessive glaze slurry by using tools such as writing brush, blank wiping cotton and the like, and finishing and flattening to obtain a glaze blank;
s4, sintering
Firing the glaze blank obtained in the step S3, wherein the firing comprises the following steps:
preheating and dehumidifying stage: the method comprises the steps of (1) carrying out aerobic firing for 2 hours before the temperature rises to 300 ℃, and mainly used for preheating a blank body and removing residual moisture of the blank body;
oxidation stage: carrying out aerobic firing at 300-900 ℃ for 5h; the physical and chemical changes of the ceramic blank glaze mainly comprise the mass reduction, the strength reduction, the removal of crystal water, the oxidation of organic matters and sulfides, the decomposition of carbonate, the transformation of quartz crystal forms and the like;
weak reduction stage: closing the flashboard by two thirds at 950 ℃, controlling the oxygen content to be 0.7%, the carbon monoxide content to be 2%, firing for 1.5h, and raising the temperature to 1020 ℃; the green body starts to generate liquid phase, the glaze layer starts to melt, and various components start to be reduced, but the reduction is not enough, and the color of the glaze color has color difference;
a strong reduction stage: closing the flashboard at 1020 ℃, controlling the oxygen content to be 0.7%, the carbon monoxide content to be 6%, firing for 50min, and raising the temperature to 1100 ℃; the period is to supplement weak reduction, so that the glaze color is uniform and natural;
and (3) heat preservation: preserving heat at 1100-1140 ℃ for 70min; the main function is to reduce the temperature difference between different parts and the surface layer and the inside of the same part;
and (3) quick cooling and cooling stage: stopping the fire at 1140 ℃, opening the kiln door for rapid cooling, cooling for 5min, and closing the kiln door when the temperature is reduced to 950 ℃. The high-temperature fluidity of the glaze can be inhibited, the opaqueness of the glaze is increased, the gloss of the glaze surface is reduced, and the crystallization and devitrification of the glaze surface are realized;
and (3) a natural cooling stage: closing the kiln door at 950 ℃, opening the flashboard to naturally cool, solidifying liquid phase, converting quartz crystal forms, gradually solidifying the blank body in the cooling process, and taking out after the kiln temperature is cooled to room temperature.
The components in the above embodiments within the content range of the raw materials can achieve the effect of fog green glaze, and are different in the shade of the green, the shade of the glaze, the glossiness and the texture. In the embodiment 1, the rapid cooling time is short, and the glaze surface is in a jade texture matte state. In the embodiment 2, the cooling time is long, and the glaze surface is glossy and has a woody matte state; the matrix is white and fine, and the green color is as fog.
The mist green glaze Ru porcelain is developed successfully and put into production, is an innovation in Ru development history, generates good artistic effect and is loved by people in all communities, and good economic benefit and social benefit are achieved.
The above description is only of the preferred embodiment of the present invention, and is not intended to limit the present invention in any way. All equivalent changes or modifications made according to the essence of the present invention should be included in the scope of the present invention.
Claims (5)
1. The white-base fog green glaze porcelain comprises a carcass and glaze, and is characterized in that the carcass is composed of the following raw materials in parts by mass: 20-65 parts of bauxite in county, 20-35 parts of white clay in county, 20-55 parts of Ru soil and 20-35 parts of iron-containing dolomite;
the glaze comprises the following raw materials in parts by mass: 15-45 parts of bauxite in the county of China, 25-55 parts of crucible clay in a stringent shop, 15-45 parts of iron ore, 20-50 parts of red stone and 10-34 parts of wollastonite.
2. The preparation method of the white-body fog green glaze porcelain is characterized by mainly comprising the steps of preparing green bodies, preparing glaze slip, glazing and firing;
wherein, the firing of the glazed body mainly comprises the following stages:
preheating: carrying out aerobic firing at the temperature of 150-300 ℃ for 1.5-2.5 h;
oxidation stage: the aerobic firing is carried out at the temperature of 300-950 ℃ for 4-6 h;
weak reduction stage: closing the flashboard by two thirds at 900-1000 ℃, controlling the oxygen content to be 0.6-1.2%, the carbon monoxide content to be 1-3%, firing for 1-1.5 h, and raising the temperature to 1000-1100 ℃;
a strong reduction stage: closing the flashboard when the temperature is 1000-1080 ℃, controlling the oxygen content to be 0.1-1%, the carbon monoxide content to be 5.5-10%, the firing time to be 40-60 min, and raising the temperature to 1100-1200 ℃;
and (3) heat preservation: preserving heat at 1100-1200 deg.c for 60-90 min;
and (3) quick cooling and cooling stage: stopping the fire, opening the kiln door to cool down rapidly, wherein the cooling time is 3-6 min;
and (3) a cooling stage: and closing the kiln door and opening the gate plate for natural cooling, and taking out the blank fog green glaze porcelain after the kiln temperature is reduced to room temperature.
3. The method for preparing the white-base fog green glaze porcelain according to claim 2, which is characterized in that the specific process for preparing the green body is as follows:
s11, weighing 20-65 parts of bauxite in the county, 20-35 parts of white clay in the county, 20-55 parts of Ru soil and 20-35 parts of iron-containing dolomite according to parts by weight, and putting the bauxite in the county, the white clay in the county and the Ru soil after sorting, bleaching and crushing into a wet ball mill for full ball milling; adding the iron-containing dolomite into a wet ball mill, ball milling for 3-5 hours, and filtering to remove iron to obtain slurry;
s12, filtering the slurry obtained in the step S11 through a 60-100 mesh vibrating screen and a 90-110 mesh vibrating screen respectively, and then removing iron;
s13, repeating the step S12 at least three times;
s14, preparing a matrix by using the slurry processed in the step S13, and then performing air drying treatment on the matrix;
s15, after the carcass obtained in the step S14 is thoroughly air-dried, placing the carcass in a kiln, heating for 5.5-6.5 h to enable the temperature to be 850-950 ℃, stopping heating and cooling to obtain a green carcass; polishing, trimming, finishing and dedusting the plain tyre again for standby.
4. The method for preparing the white-base fog green glaze porcelain according to claim 3, which is characterized in that the specific process for preparing the glaze slip is as follows:
s21, weighing 15-45 parts of bauxite in the county, 25-55 parts of crucible soil in a stringent shop, 15-45 parts of iron ore, 20-50 parts of red stone and 10-34 parts of wollastonite according to parts by weight, and putting the weighed raw materials into a wet ball mill for full ball milling to obtain glaze with the fineness of 0.5-0.7;
s22, screening the glaze prepared in the step S21 through a 60-100 mesh sieve for pulping, filtering through a 90-110 mesh vibrating screen, and removing iron from the filtered slurry through an iron absorber to obtain the glaze slurry.
5. The method for preparing the white-base fog green glaze porcelain according to claim 4, wherein the specific glazing process is as follows: and wiping the plain tyre with wet sponge uniformly, applying glaze slurry, then lightly wiping off redundant glaze slurry, and finishing and leveling to obtain a glazed blank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310336933.7A CN116462488B (en) | 2023-03-31 | 2023-03-31 | White-body fog green glaze porcelain and preparation method thereof |
Applications Claiming Priority (1)
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| CN102924049A (en) * | 2012-09-27 | 2013-02-13 | 浙江天丰陶瓷有限公司 | Raw material for low-temperature firing of Longquan celadon and firing method |
| CN109928728A (en) * | 2019-04-10 | 2019-06-25 | 王晟鸣 | A kind of month white glaze your porcelain and preparation method thereof |
| CN110028301A (en) * | 2019-05-29 | 2019-07-19 | 王晟鸣 | Your porcelain of a kind of lane Zhang Gong viridescent glaze and preparation method thereof |
| CN110156437A (en) * | 2019-05-29 | 2019-08-23 | 王晟鸣 | A kind of your porcelain of lavender grey glaze and preparation method thereof |
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| CN102924049A (en) * | 2012-09-27 | 2013-02-13 | 浙江天丰陶瓷有限公司 | Raw material for low-temperature firing of Longquan celadon and firing method |
| CN109928728A (en) * | 2019-04-10 | 2019-06-25 | 王晟鸣 | A kind of month white glaze your porcelain and preparation method thereof |
| CN110028301A (en) * | 2019-05-29 | 2019-07-19 | 王晟鸣 | Your porcelain of a kind of lane Zhang Gong viridescent glaze and preparation method thereof |
| CN110156437A (en) * | 2019-05-29 | 2019-08-23 | 王晟鸣 | A kind of your porcelain of lavender grey glaze and preparation method thereof |
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