CN112279680A - Preparation method of green bottom silver hair jian calendula - Google Patents
Preparation method of green bottom silver hair jian calendula Download PDFInfo
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- CN112279680A CN112279680A CN202011045235.4A CN202011045235A CN112279680A CN 112279680 A CN112279680 A CN 112279680A CN 202011045235 A CN202011045235 A CN 202011045235A CN 112279680 A CN112279680 A CN 112279680A
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- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 title claims abstract description 12
- 229910052709 silver Inorganic materials 0.000 title claims abstract description 12
- 239000004332 silver Substances 0.000 title claims abstract description 12
- 238000002360 preparation method Methods 0.000 title claims abstract description 9
- 210000004209 hair Anatomy 0.000 title abstract description 15
- AJBZENLMTKDAEK-UHFFFAOYSA-N 3a,5a,5b,8,8,11a-hexamethyl-1-prop-1-en-2-yl-1,2,3,4,5,6,7,7a,9,10,11,11b,12,13,13a,13b-hexadecahydrocyclopenta[a]chrysene-4,9-diol Chemical compound CC12CCC(O)C(C)(C)C1CCC(C1(C)CC3O)(C)C2CCC1C1C3(C)CCC1C(=C)C AJBZENLMTKDAEK-UHFFFAOYSA-N 0.000 title description 2
- 235000003880 Calendula Nutrition 0.000 title description 2
- 240000001432 Calendula officinalis Species 0.000 title description 2
- 238000010304 firing Methods 0.000 claims abstract description 15
- 238000001816 cooling Methods 0.000 claims abstract description 5
- 238000007599 discharging Methods 0.000 claims abstract description 5
- 239000002283 diesel fuel Substances 0.000 claims description 30
- 238000000034 method Methods 0.000 claims description 22
- 238000010438 heat treatment Methods 0.000 claims description 13
- 239000002994 raw material Substances 0.000 claims description 10
- 238000004321 preservation Methods 0.000 claims description 9
- 238000007873 sieving Methods 0.000 claims description 9
- 235000015895 biscuits Nutrition 0.000 claims description 8
- 238000002156 mixing Methods 0.000 claims description 8
- 239000004575 stone Substances 0.000 claims description 8
- 238000007605 air drying Methods 0.000 claims description 4
- 238000000227 grinding Methods 0.000 claims description 4
- 239000011121 hardwood Substances 0.000 claims description 4
- 229910001710 laterite Inorganic materials 0.000 claims description 4
- 239000011504 laterite Substances 0.000 claims description 4
- 238000003825 pressing Methods 0.000 claims description 4
- 238000007670 refining Methods 0.000 claims description 4
- 239000002002 slurry Substances 0.000 claims description 4
- 238000002791 soaking Methods 0.000 claims description 4
- 238000009966 trimming Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 239000002689 soil Substances 0.000 claims description 3
- 230000000052 comparative effect Effects 0.000 description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 7
- 241000196324 Embryophyta Species 0.000 description 5
- 241000283973 Oryctolagus cuniculus Species 0.000 description 4
- 241000208981 Argyroxiphium Species 0.000 description 3
- 244000269722 Thea sinensis Species 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 2
- 235000011613 Pinus brutia Nutrition 0.000 description 2
- 241000018646 Pinus brutia Species 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 description 1
- 239000005995 Aluminium silicate Substances 0.000 description 1
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 235000012211 aluminium silicate Nutrition 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 229910052593 corundum Inorganic materials 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 description 1
- 238000004017 vitrification Methods 0.000 description 1
- 229910001845 yogo sapphire Inorganic materials 0.000 description 1
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Classifications
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/80—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
- C04B41/81—Coating or impregnation
- C04B41/85—Coating or impregnation with inorganic materials
- C04B41/86—Glazes; Cold glazes
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C8/00—Enamels; Glazes; Fusion seal compositions being frit compositions having non-frit additions
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B33/00—Clay-wares
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
- C04B41/50—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials
- C04B41/5022—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials with vitreous materials
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Structural Engineering (AREA)
- Inorganic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Glass Compositions (AREA)
Abstract
The invention discloses a preparation method of a green-bottom silver hair building cup, which comprises the following steps of preparing a blank body and glaze slip; glazing, putting the glazed and dried green body into an electric kiln for roasting, cooling and discharging. The invention obtains a reasonable formula through scientific proportioning, and finally obtains the high-grade green-bottom silver hair building cup by adopting an innovative firing mode.
Description
Technical Field
The invention relates to the technical field of porcelain, in particular to a firing method of building cup.
Background
The Jian Zhu is a bright pearl in the history of Chinese ceramics. The cup has beautiful modeling and changeable glaze, has unique beauty compared with other chinaware, and is still fashionable after thousands of years.
The main types of cup-building materials are rabbit hair cup and oil cup, and the currently reported method for preparing the rabbit hair cup has the following limitations: firstly, the selection of a formula and a process flow are not clear, so that the rabbit hair jian can be prepared difficultly; secondly, only the traditional rabbit hair tea, namely the brown hair tea, can be prepared, and the tea with other bottom colors and hairs is difficult to prepare.
Disclosure of Invention
The invention aims to provide a preparation method of a green-bottom silver hair built cup, the glaze surface of the built cup obtained by the firing method is green in bottom color, the hair is silver, and the built cup is novel and beautiful and has high yield.
In order to achieve the purpose, the invention adopts the following technical scheme:
the preparation method of the green bottom silver sword iron comprises the following steps:
(1) preparing a blank body and glaze slip;
the green body is prepared by the following method: mixing 6 parts by weight of red soil and 4 parts by weight of loess, crushing, elutriating, sieving by a sieve of 80-100 meshes, and performing filter pressing, mud refining and staleness to obtain a blank raw material; performing blank drawing and forming, trimming, biscuit firing and air drying on the blank raw material to obtain a blank;
the glaze slip is prepared by the following method: mixing 3 parts by weight of glaze stone, 1 part by weight of plant ash and 6 parts by weight of water, crushing, grinding, and sieving with a 100-fold 110-mesh sieve to obtain glaze slurry;
the laterite is taken from the Zhengzheng Tu village of Jianyang district of Nanping City of Fujian province; the loess is selected from Zhan Ji-nan village in Jianyang district of Nanping city of Fujian province; the glaze stone is taken from Nanlincun of Jianyang area in Nanping city of Fujian province;
(2) glazing: pouring the glaze slip into the blank body, staying for 6-8s, reversely buckling the blank body, soaking in the glaze slip for 6-8s, and not glazing the outer bottom of the blank body; the glazing thickness is 0.9-1.1 mm;
(3) putting the glazed and dried green body into an electric kiln for roasting, wherein the roasting is carried out by the following stages:
the first stage is as follows: the temperature of the kiln is increased to 950 ℃ from normal temperature at a constant speed after 4 hours; then 1h, uniformly heating from 950 ℃ to 1050 ℃;
and a second stage: keeping the temperature at 1050 ℃ for 1h, feeding the firewood once at an interval of 10min for 6 times (feeding the first firewood when the temperature of the kiln reaches 1050 ℃), wherein the using amount of the firewood every time is 10g for every 0.1 cubic meter of kiln space;
at this stage, heat preservation is carried out, substances in the blank glaze are fully decomposed, gas is discharged, and the bonding property of the blank glaze is improved; meanwhile, the firewood is thrown at intervals, so that a good reducing atmosphere is kept, and the iron element in the blank is promoted to be transferred to the glaze.
And a third stage: and then the temperature of the kiln is uniformly increased from 1050 ℃ to 1240 ℃ for 2 hours.
A fourth stage: keeping the temperature at 1240 ℃ for 120 min; when the temperature is kept to 85min, feeding first diesel oil, feeding second diesel oil at intervals of 5min, feeding third diesel oil at intervals of 10min, feeding fourth diesel oil at intervals of 5min, and feeding fifth diesel oil at intervals of 10 min; 15g of diesel oil is put in each 0.1 cubic meter of kiln space each time;
at this stage, firewood is thrown at proper time intervals, so that the glaze surface has silks, and the silks are smooth and clear in length.
The fifth stage: after heat preservation is finished, the power is cut off, heating is stopped, a kiln door is opened for 10-15cm (the oxidizing atmosphere in the kiln is controlled, the ground color of a glaze surface turns green), the kiln is powered on when the temperature of the kiln is reduced to 1110 ℃, heat preservation is carried out at 1110 ℃, firewood is added once at intervals of 5min for 5 times, and 15g of firewood is added in each 0.1 cubic meter of kiln space;
at this stage, the firewood is thrown at intervals, which can promote the silks to be silvery.
The sixth stage: after the last diesel oil is thrown, the kiln is powered off to stop heating, the kiln door is opened to the maximum (the glaze surface is good in vitrification and smooth and bright, the bottom color of the glaze surface is dark green, and the edge of the glaze surface is golden), and the kiln door is closed when the temperature of the kiln is reduced to 840-860 ℃;
after 30-40min, opening a 10-15cm gap of the kiln door to make the hair clearer and more visible and have strong stereoscopic impression;
a seventh stage: and (6) cooling and discharging.
Preferably, the plant ash is prepared by the following method: the dried hardwood was burned and the ash collected and sieved through a 80 mesh screen.
More preferably, the hardwood is oak.
More preferably, the biscuit firing is performed by an electric kiln, the temperature of the electric kiln is increased to 800 ℃ from normal temperature after 6-6.5 hours, and then the power failure can be stopped.
After the technical scheme is adopted, the invention has the following advantages:
1. the invention obtains a reasonable formula through scientific proportioning, and finally obtains the high-grade green-bottom silver hair building cup by adopting an innovative firing mode.
2. The preparation method has the advantages of clear flow, easy implementation, good repeatability and high yield.
Drawings
FIG. 1 is a photograph showing an example of a cup fired in example 1 of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the invention, all parts and percentages are weight units, and all equipment, raw materials and the like can be purchased from the market or are commonly used in the industry, if not specified. The methods in the following examples are conventional in the art unless otherwise specified.
Example 1
The preparation method of the green bottom silver sword iron comprises the following steps:
(1) preparing a blank body and glaze slip;
the green body is prepared by the following method: mixing 6 parts by weight of red soil and 4 parts by weight of loess, crushing, elutriating, sieving with a 100-mesh sieve, carrying out filter pressing, refining mud and ageing to obtain a blank raw material; performing blank drawing and forming, trimming, biscuit firing and air drying on the blank raw material to obtain a blank;
the glaze slip is prepared by the following method: mixing 3 parts by weight of glaze stone, 1 part by weight of plant ash and 6 parts by weight of water, crushing, grinding and sieving by a 100-mesh sieve to obtain glaze slurry;
(2) glazing: pouring the glaze slip into the blank body, staying for 6-8s, reversely buckling the blank body, soaking in the glaze slip for 6-8s, and not glazing the outer bottom of the blank body; the glazing thickness is 0.9-1.1 mm;
(3) putting the glazed and dried green body into an electric kiln for roasting, wherein the roasting is carried out by the following stages:
the first stage is as follows: the temperature of the kiln is increased to 950 ℃ from normal temperature at a constant speed after 4 hours; then 1h, uniformly heating from 950 ℃ to 1050 ℃;
and a second stage: keeping the temperature at 1050 ℃ for 1h, feeding the firewood once at intervals of 10min for 6 times in total, wherein the consumption of the firewood every time is 10g for each 0.1 cubic meter of kiln space;
and a third stage: and then the temperature of the kiln is uniformly increased from 1050 ℃ to 1240 ℃ for 2 hours.
A fourth stage: keeping the temperature at 1240 ℃ for 120 min; when the temperature is kept to 85min, feeding first diesel oil, feeding second diesel oil at intervals of 5min, feeding third diesel oil at intervals of 10min, feeding fourth diesel oil at intervals of 5min, and feeding fifth diesel oil at intervals of 10 min; 15g of diesel oil is put in each 0.1 cubic meter of kiln space each time;
the fifth stage: after heat preservation is finished, the power is cut off, heating is stopped, a gap of 10cm is opened at the door of the kiln, the kiln is powered on when the temperature of the kiln is reduced to 1110 ℃, heat preservation is carried out at 1110 ℃, firewood is thrown once every 5min, the throwing is carried out for 5 times, and the using amount of the firewood is 15g in each 0.1 cubic meter of kiln space;
the sixth stage: after the last diesel oil is put in, the kiln is powered off to stop heating, the kiln door is opened to the maximum, and the kiln door is closed when the temperature of the kiln is reduced to 850 ℃; after 30min, opening the furnace door for 10 cm;
a seventh stage: and (6) cooling and discharging.
Referring to fig. 1, the bottom color of the building glaze obtained in this embodiment is dark green, the rim is golden, the silks are silver, the silks are clear, fine and long, and are radial, strong in stereoscopic impression, and the glaze is mild, fine and smooth and rich in lasting appeal.
Example 2
The preparation method of the green bottom silver sword iron comprises the following steps:
(1) preparing a blank body and glaze slip;
the green body is prepared by the following method: mixing 6 parts by weight of laterite and 4 parts by weight of loess, crushing, elutriating, sieving by a 90-mesh sieve, carrying out filter pressing, refining mud and ageing to obtain a blank raw material; performing blank drawing and forming, trimming, biscuit firing and air drying on the blank raw material to obtain a blank;
the glaze slip is prepared by the following method: mixing 3 parts by weight of glaze stone, 1 part by weight of plant ash and 6 parts by weight of water, crushing, grinding and sieving by a 110-mesh sieve to obtain glaze slurry;
(2) glazing: pouring the glaze slip into the blank body, staying for 6-8s, reversely buckling the blank body, soaking in the glaze slip for 6-8s, and not glazing the outer bottom of the blank body; the glazing thickness is 0.9-1.1 mm;
(3) putting the glazed and dried green body into an electric kiln for roasting, wherein the roasting is carried out by the following stages:
the first stage is as follows: the temperature of the kiln is increased to 950 ℃ from normal temperature at a constant speed after 4 hours; then 1h, uniformly heating from 950 ℃ to 1050 ℃;
and a second stage: keeping the temperature at 1050 ℃ for 1h, feeding the firewood once at intervals of 10min for 6 times in total, wherein the consumption of the firewood every time is 10g for each 0.1 cubic meter of kiln space;
and a third stage: and then the temperature of the kiln is uniformly increased from 1050 ℃ to 1240 ℃ for 2 hours.
A fourth stage: keeping the temperature at 1240 ℃ for 120 min; when the temperature is kept to 85min, feeding first diesel oil, feeding second diesel oil at intervals of 5min, feeding third diesel oil at intervals of 10min, feeding fourth diesel oil at intervals of 5min, and feeding fifth diesel oil at intervals of 10 min; 15g of diesel oil is put in each 0.1 cubic meter of kiln space each time;
the fifth stage: after heat preservation is finished, the power is cut off, heating is stopped, a gap of 15cm is opened at the door of the kiln, the kiln is powered on when the temperature of the kiln is reduced to 1110 ℃, heat preservation is carried out at 1110 ℃, firewood is thrown once every 5min for 5 times, and 15g of firewood is thrown in each 0.1 cubic meter of kiln space;
the sixth stage: after the last diesel oil is put in, the kiln is powered off to stop heating, the kiln door is opened to the maximum, and the kiln door is closed when the temperature of the kiln is reduced to 860 ℃; after 40min, opening the furnace door for 15 cm;
a seventh stage: and (6) cooling and discharging.
In the above examples 1 and 2:
the kaolin is taken from the Shuizhinan village in Jianyang district of Nanping City of Fujian province, the laterite is taken from the Shuizhizheng village in Jianyang district of Nanping City of Fujian province, and the glaze stone is taken from the Shuizhizhen village in Jianyang district of Nanping City of Fujian province.
The glaze stone mainly comprises the following components in percentage by weight: SiO 22 60-63％、Al2O3 18-20％、Fe2O35-7％、CaO5-8％。
The plant ash is prepared by the following method: burning the dried oak, collecting ash, and sieving with 80 mesh sieve.
The biscuit firing is fired by an electric kiln, the temperature of the electric kiln is increased to 800 ℃ from normal temperature after 6 hours, and then the power can be cut off and the biscuit firing is stopped.
The firewood of the invention, also called pine root and pine root, is rich in rosin and can be violently burnt at high temperature. The firewood for feeding is fed from the kiln hole, and the kiln hole is opened only when the firewood for feeding is fed, and is closed at other times. The diameter of the opening of the kiln hole is 10-15 cm.
The size of the inner space of the kiln is 0.20 cubic meter (length is 1.08m, width is 0.42m, height is 0.45m), the area of the kiln door is 1.2 square meters (length is 1.5m, width is 0.8m), 18 cup building blanks are placed in the kiln, and 14 qualified cup building products are obtained after the kiln is fired and discharged in example 1, wherein the yield is 77.78%. Example 2 after firing and kiln drawing, 15 pieces of building adoptive products are obtained, and the yield is about 83.33%.
After repeated firing, the yield of examples 1 and 2 is about 72.22-88.89%.
In the process of preparing the cup, the inventor prepares the cup with beautiful appearance and high yield through a large amount of experimental screening and optimization such as raw material components of blank glaze, a firing curve in the roasting process, the input amount of diesel oil, the input time and the like. The following description will be given by way of example only.
Comparative example 1
This comparative example differs from example 1 in that: the fourth stage of the step (3) is specifically as follows:
a fourth stage: keeping the temperature at 1240 ℃ for 120 min; when the temperature is kept for 85min, the first diesel is thrown once every 5min, the throwing is totally 5 times, and the amount of the diesel is 15g in each 0.1 cubic meter of kiln space.
The built cup obtained by the comparative example is thin and clear in hair, but short, intermittent and poor in appearance.
Comparative example 2
This comparative example differs from example 1 in that: the fourth stage of the step (3) is specifically as follows:
a fourth stage: keeping the temperature at 1240 ℃ for 120 min; when the temperature is kept to 85min, the first diesel is thrown once every 10min, the throwing is totally 5 times, and the amount of the diesel is 15g per 0.1 cubic meter of kiln space.
The milli-filaments obtained by the comparative example are thick and long, but are not clear, obvious, fuzzy and slightly poor in appearance.
Comparative example 3
This comparative example differs from example 1 in that: the sixth stage of the step (3) is specifically as follows:
the sixth stage: after the last diesel oil is put in, the kiln is powered off to stop heating, the kiln door is opened to the maximum, and the kiln door is closed when the temperature of the kiln is reduced to 850 ℃;
the comparative example obtained a slightly poorer definition of the millifilaments than example 1.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are also included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (4)
1. The preparation method of the green bottom silver millitea cup is characterized by comprising the following steps: the method comprises the following steps:
(1) preparing a blank body and glaze slip;
the green body is prepared by the following method: mixing 6 parts by weight of red soil and 4 parts by weight of loess, crushing, elutriating, sieving by a sieve of 80-100 meshes, and performing filter pressing, mud refining and staleness to obtain a blank raw material; performing blank drawing and forming, trimming, biscuit firing and air drying on the blank raw material to obtain a blank;
the glaze slip is prepared by the following method: mixing 3 parts by weight of glaze stone, 1 part by weight of plant ash and 6 parts by weight of water, crushing, grinding, and sieving with a 100-fold 110-mesh sieve to obtain glaze slurry;
the laterite is taken from the Zhengzheng Tu village of Jianyang district of Nanping City of Fujian province; the loess is selected from Zhan Ji-nan village in Jianyang district of Nanping city of Fujian province; the glaze stone is taken from Nanlincun of Jianyang area in Nanping city of Fujian province;
(2) glazing: pouring the glaze slip into the blank body, staying for 6-8s, reversely buckling the blank body, soaking in the glaze slip for 6-8s, and not glazing the outer bottom of the blank body; the glazing thickness is 0.9-1.1 mm;
(3) putting the glazed and dried green body into an electric kiln for roasting, wherein the roasting is carried out by the following stages:
the first stage is as follows: the temperature of the kiln is increased to 950 ℃ from normal temperature at a constant speed after 4 hours; then 1h, uniformly heating from 950 ℃ to 1050 ℃;
and a second stage: keeping the temperature at 1050 ℃ for 1h, feeding the firewood once at intervals of 10min for 6 times in total, wherein the consumption of the firewood every time is 10g for each 0.1 cubic meter of kiln space;
and a third stage: and then the temperature of the kiln is uniformly increased from 1050 ℃ to 1240 ℃ for 2 hours.
A fourth stage: keeping the temperature at 1240 ℃ for 120 min; when the temperature is kept to 85min, feeding first diesel oil, feeding second diesel oil at intervals of 5min, feeding third diesel oil at intervals of 10min, feeding fourth diesel oil at intervals of 5min, and feeding fifth diesel oil at intervals of 10 min; 15g of diesel oil is put in each 0.1 cubic meter of kiln space each time;
the fifth stage: after heat preservation is finished, the power is cut off, heating is stopped, a gap of 10-15cm is opened on a kiln door, the kiln is powered on when the temperature of the kiln is reduced to 1110 ℃, heat preservation is carried out at 1110 ℃, firewood is thrown once every 5min, the firewood is thrown for 5 times, and the amount of the firewood is 15g in each 0.1 cubic meter of kiln space;
the sixth stage: after the last diesel oil is added, the kiln is powered off and stops heating, the kiln door is opened to the maximum, and the kiln door is closed when the temperature of the kiln is reduced to 840-860 ℃; after 30-40min, opening a 10-15cm gap of the kiln door;
a seventh stage: and (6) cooling and discharging.
2. The method of claim 1, wherein the green bottom silver millicalyx is prepared by the following steps: the plant ash is prepared by the following method: the dried hardwood was burned and the ash collected and sieved through a 80 mesh screen.
3. The method of claim 2, wherein the green bottom silver millicalyx is prepared by the following steps: the hardwood is oak.
4. The method of claim 1, wherein the green bottom silver millicalyx is prepared by the following steps: in the step (1), the biscuit firing is fired by an electric kiln, the temperature of the electric kiln is increased to 800 ℃ from normal temperature after 6-6.5 hours, and then the power failure can be stopped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202011045235.4A CN112279680A (en) | 2020-09-28 | 2020-09-28 | Preparation method of green bottom silver hair jian calendula |
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| CN113024225A (en) * | 2021-05-17 | 2021-06-25 | 南平市建阳区丘盏文化传播有限公司 | Building cup side firing method |
| CN113402255A (en) * | 2021-08-04 | 2021-09-17 | 徐长和 | Obsidian cup with silver light |
| CN113880549A (en) * | 2021-11-08 | 2022-01-04 | 廖珍琴 | Hu blue cup |
| CN114195387A (en) * | 2021-12-24 | 2022-03-18 | 佛山市玉矶材料科技有限公司 | Colorful silver wire glaze and manufacturing process thereof |
| CN116854449A (en) * | 2022-07-26 | 2023-10-10 | 陈志斌 | Preparation process of Yinhao Jian cup |
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| CN113402255A (en) * | 2021-08-04 | 2021-09-17 | 徐长和 | Obsidian cup with silver light |
| CN113402255B (en) * | 2021-08-04 | 2022-07-08 | 徐长和 | Obsidian cup with silver light |
| CN113880549A (en) * | 2021-11-08 | 2022-01-04 | 廖珍琴 | Hu blue cup |
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