CN115403354A - Ceramic making process and application thereof - Google Patents
Ceramic making process and application thereof Download PDFInfo
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- CN115403354A CN115403354A CN202211218698.5A CN202211218698A CN115403354A CN 115403354 A CN115403354 A CN 115403354A CN 202211218698 A CN202211218698 A CN 202211218698A CN 115403354 A CN115403354 A CN 115403354A
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- 239000000919 ceramic Substances 0.000 title claims abstract description 59
- 238000000034 method Methods 0.000 title claims abstract description 28
- 230000008569 process Effects 0.000 title claims abstract description 24
- 239000002699 waste material Substances 0.000 claims abstract description 39
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 27
- 238000010276 construction Methods 0.000 claims abstract description 27
- 239000004927 clay Substances 0.000 claims abstract description 24
- 239000011449 brick Substances 0.000 claims abstract description 20
- 239000002002 slurry Substances 0.000 claims abstract description 20
- 238000001035 drying Methods 0.000 claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims abstract description 13
- 238000009966 trimming Methods 0.000 claims abstract description 12
- 239000000741 silica gel Substances 0.000 claims abstract description 10
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 10
- 238000004040 coloring Methods 0.000 claims abstract description 9
- 239000004570 mortar (masonry) Substances 0.000 claims abstract description 5
- 238000007493 shaping process Methods 0.000 claims abstract description 5
- 238000010304 firing Methods 0.000 claims description 31
- 229910052573 porcelain Inorganic materials 0.000 claims description 10
- 230000003247 decreasing effect Effects 0.000 claims description 8
- 239000003973 paint Substances 0.000 claims description 7
- 239000000049 pigment Substances 0.000 claims description 7
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 5
- 239000000843 powder Substances 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 3
- 239000005909 Kieselgur Substances 0.000 claims description 2
- 239000011505 plaster Substances 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 abstract description 11
- 229910052602 gypsum Inorganic materials 0.000 abstract description 8
- 239000010440 gypsum Substances 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 239000011268 mixed slurry Substances 0.000 abstract 1
- 230000008859 change Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000035699 permeability Effects 0.000 description 4
- 235000015895 biscuits Nutrition 0.000 description 3
- 238000000227 grinding Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 239000003086 colorant Substances 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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
- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/13—Compounding ingredients
- C04B33/132—Waste materials; Refuse; Residues
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/02—Receptacles, e.g. flower-pots or boxes; Glasses for cultivating flowers
-
- 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
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/13—Compounding ingredients
- C04B33/132—Waste materials; Refuse; Residues
- C04B33/1324—Recycled material, e.g. tile dust, stone waste, spent refractory material
-
- 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
- C04B33/24—Manufacture of porcelain or white ware
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3418—Silicon oxide, silicic acids, or oxide forming salts thereof, e.g. silica sol, fused silica, silica fume, cristobalite, quartz or flint
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/44—Metal salt constituents or additives chosen for the nature of the anions, e.g. hydrides or acetylacetonate
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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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/65—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
- C04B2235/656—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes characterised by specific heating conditions during heat treatment
- C04B2235/6562—Heating rate
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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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/65—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
- C04B2235/656—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes characterised by specific heating conditions during heat treatment
- C04B2235/6567—Treatment time
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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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/96—Properties of ceramic products, e.g. mechanical properties such as strength, toughness, wear resistance
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/60—Production of ceramic materials or ceramic elements, e.g. substitution of clay or shale by alternative raw materials, e.g. ashes
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Dispersion Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Compositions Of Oxide Ceramics (AREA)
Abstract
The application discloses a ceramic preparation process and application thereof, belongs to the technical field of ceramic preparation, and specifically comprises the following steps: s1, selecting old bricks and tiles classified from clay scraps or construction wastes, crushing the old bricks and tiles classified from the clay scraps or the construction wastes by a crusher, adding sulphoaluminate and kieselguhr, and adding clear water to mix into slurry for later use; s2, pouring the mixed slurry into a silica gel mold or a gypsum mold prepared in advance for shaping; s3, naturally drying the mortar shaped by the silica gel mold or the gypsum mold, demolding after naturally drying for 1-2 hours, taking out a finished product, and trimming the finished product, wherein the trimming is performed on the finished product until the finished product reaches a state of inner light and outer flatness, and then obtaining a trimmed finished product; and S4, coloring the finished product after the fettling according to needs. The problem that the potential safety hazard easily appears in the middle process and the production efficiency is low because specialized equipment and a specialized pottery making material are needed in the existing pottery making process is effectively solved, and the efficiency is greatly improved.
Description
Technical Field
The application relates to the technical field of ceramic preparation, in particular to a ceramic preparation process and application thereof.
Background
The flowerpot is a household utensils for planting flowers, for the big end of mouth little round platform or the frustum of a pyramid shape of falling, the flowerpot form of planting flowers is various, and is not of uniform size, and flower producer or the personage of growing flowers can choose the flowerpot for use according to the characteristic and the needs of flowers and the characteristics of flowerpot, and is different according to the preparation material, can divide into a lot of, along with the improvement of people's living standard, people's flowers and plants are cultivated in a pot and are interested in more and more greatly, especially to some famous and precious flowers and plants, the flowerpot that the planter generally adopted pottery to make cultivates it.
However, the existing ceramic products are generally products which are formed by processing and molding clay as a matrix by methods such as hand kneading, wheel making, molding and the like and then are roasted at a high temperature of about 1000-1200 ℃, and the problems of professional equipment, professional ceramic making materials, potential safety hazards in the middle process and low production efficiency are solved in the manner, so that the ceramic making process is provided.
Disclosure of Invention
The application mainly aims to provide a ceramic making process and application thereof.
In order to achieve the purpose, the application provides a ceramic making process, which comprises the following specific steps:
s1, selecting old tiles classified from clay scraps or construction wastes, crushing the old tiles classified from the clay scraps or the construction wastes by a crusher, adding sulphoaluminate and diatomite, and adding clear water to mix into slurry for later use;
s2, injecting the slurry mixed in the S1 into a prepared mould for shaping;
s3, naturally drying the mortar after the die is shaped in the S2, demolding after natural drying is carried out for 1-2 hours, taking out a finished product, and trimming the finished product, wherein the trimming is carried out on the finished product until the finished product reaches a state of inner light and outer flatness, and then obtaining a trimmed finished product;
s4, coloring the finished product subjected to fettling in the step S3 as required;
and S5, placing the colored finished product into a kiln for secondary firing, closing the kiln after the primary firing is finished, naturally cooling the pottery porcelain body in the kiln, taking out the pottery porcelain body from the kiln after the pottery porcelain body is completely cooled to obtain a fired ceramic product, then finishing the ceramic product to obtain a pottery finished product after the finishing is finished, then placing the pottery finished product into the kiln for secondary firing, closing the kiln after the firing is finished, naturally cooling the pottery finished product in the kiln, and taking out the pottery porcelain body from the kiln after the pottery porcelain body is completely cooled.
Preferably, the old tiles classified from the clay scraps or the construction wastes in the S1 are crushed into particles or powder with a particle size of more than 80 meshes.
Preferably, the specific weight percentages of the components in the S1 are as follows: 75% of old brick tiles classified from clay scraps or construction wastes, 20% of sulphoaluminate and 5% of diatomite.
Preferably, the ratio of the clean water in the S1 to the waste brick and tile, the sulphoaluminate and the diatomite mixture classified from the clay rim charge or the construction waste is 0.6:1.
preferably, the grinding tool used in S2 may be a silica gel mold or a plaster mold.
Preferably, the coloring material selected in S4 may be an acrylic pigment or a water paint.
Preferably, in S5, the kiln temperature is gradually increased from room temperature to 780-860 ℃ during the first firing of the colored finished product, and then the finished product is fired at 780-860 ℃ for 5-6 hours, and after the firing is finished, the kiln temperature is directly decreased to 500 ℃, and then the temperature is maintained at 500 ℃ for 1 hour.
Preferably, in S5, the kiln temperature is gradually increased from room temperature to 1020 to 1200 ℃ during the second firing of the ceramic product, and then the ceramic product is fired at 1020 to 1200 ℃ for 5 to 6 hours, after the firing, the kiln temperature is directly decreased to 600 ℃, and then the temperature is maintained at 600 ℃ for 1 hour.
Preferably, the application of the ceramic product prepared by the ceramic making process in the flowerpot has the characteristics of high strength, good ventilation, sufficient water retention, root rot resistance and the like.
The application has the advantages that: firstly, the problems that specialized equipment and specialized ceramic making materials are needed in the existing ceramic making process, potential safety hazards easily occur in the middle process and the production efficiency is low are effectively solved, old tiles, sulphoaluminates and diatomite which are classified from clay scraps or construction wastes are mixed with clear water and stirred into slurry, then the slurry is poured into a mold for manufacturing, and the finished product can be taken out after natural drying for 1-2 hours, so that the efficiency is greatly improved.
Secondly, the product made by the method not only improves the efficiency, but also keeps the water retention and the air permeability of the pottery, the hardness can also reach the hardness of the medium-temperature pottery, the added diatomite component can make the product more environment-friendly, and meanwhile, the biscuit is colored by the water-based paint or the propylene pigment, so that the product is more colorful and attracts the eyes.
Finally, the ceramic product prepared by the invention has the characteristics of high strength, good air permeability, sufficient water retention, no root rot and the like, can be used in the fields of flowerpots and the like, and has wide application prospect.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the embodiments of the present application. It is to be understood that the described embodiments are merely exemplary of some, and not all, of the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. Meanwhile, the raw materials mentioned below are not specified in detail and are all commercially available products; the process steps or extraction methods not mentioned in detail are all process steps or extraction methods known to the person skilled in the art.
Example 1
The embodiment provides a ceramic making process, which comprises the following specific steps:
s1, selecting old bricks and tiles classified from clay scraps or construction wastes, crushing the old bricks and tiles classified from the clay scraps or the construction wastes by a crusher, adding sulphoaluminate and diatomite, and adding clear water to mix into slurry for later use, wherein the old bricks and tiles classified from the clay scraps or the construction wastes can save professional ceramic making materials, improve the utilization rate of waste materials and change waste into valuable;
s2, injecting the slurry mixed in the S1 into a silica gel mold or a gypsum mold prepared in advance for shaping, on one hand, the problems that specialized equipment is needed in the existing ceramic preparation process, so that potential safety hazards are prone to occurring in the middle process and production efficiency is low can be effectively solved, on the other hand, the slurry is injected into a grinding tool with a specified shape by injecting the slurry into the silica gel mold or the gypsum mold, an extrusion effect is generated between slurries, the outflow of water in the slurries is accelerated, and the natural drying effect is improved;
s3, naturally drying the mortar shaped by the silica gel mold or the gypsum mold in the S2, demolding after naturally drying for 1 hour, taking out a finished product, and trimming the finished product, wherein the trimming is performed on the finished product until the finished product reaches a state of smooth inside and flat outside, and then obtaining a trimmed finished product;
s4, coloring the finished product subjected to fettling in the step S3 as required;
s5, placing the colored finished product into a kiln for secondary firing, wherein the temperature of the kiln is gradually increased to 780 ℃ from the normal temperature during the primary firing, then firing at 780 ℃ for 5 hours, directly decreasing the temperature of the kiln to 500 ℃ after the firing is finished, then preserving heat at 500 ℃ for 1 hour, closing the kiln after the primary firing is finished, naturally cooling the ceramic body in the kiln, taking the ceramic body out of the kiln after the ceramic body is completely cooled to obtain the fired ceramic product, then finely trimming the ceramic product, directly decreasing the temperature of the kiln to 600 ℃ after the fine trimming is finished, then preserving heat at 600 ℃ for 1 hour, closing the kiln after the firing is finished, naturally cooling the ceramic product in the kiln, and taking the ceramic body out of the kiln after the ceramic body is completely cooled.
In order to save resources and change waste into valuable, in this embodiment, the bricks and tiles classified from the fired ceramic grains or the construction waste in S1 are crushed into particles or powder of more than 80 meshes, and the special ceramic making materials are replaced by the bricks and tiles classified from the fired ceramic grains or the construction waste, so that the raw material injection amount is saved, the utilization rate of waste materials is improved, and waste is changed into valuable.
In this embodiment, the specific weight percentages of the components in S1 are: 75 percent of old brick tiles classified from clay scraps or construction wastes, 20 percent of sulphoaluminate and 5 percent of diatomite, and the added diatomite components can make the product more environment-friendly.
In this embodiment, the ratio of the clean water in S1 to the waste brick and tile, sulphoaluminate and diatomite mixture separated from the clay rim charge or construction waste is 0.6:1.
in this embodiment, the coloring material selected in S4 may be an acrylic pigment or an aqueous paint, and the biscuit is colored by the aqueous paint or the acrylic pigment, so that the product has richer colors and attracts the eyes.
In this embodiment, a pottery prepared by a pottery preparation process is applied to a flowerpot, and the pottery prepared by the pottery preparation process has the characteristics of high strength, good air permeability, sufficient water retention, no root rot and the like, can be used in the fields of flowerpots and the like, and has a wide application prospect.
Example two
The embodiment provides a ceramic making process, which comprises the following specific steps:
s1, selecting old bricks and tiles classified from clay scraps or construction wastes, crushing the old bricks and tiles classified from the clay scraps or the construction wastes by a crusher, adding sulphoaluminate and diatomite, and adding clear water to mix into slurry for later use, wherein the old bricks and tiles classified from the clay scraps or the construction wastes can save professional ceramic making materials, improve the utilization rate of waste materials and change waste into valuable;
s2, injecting the slurry mixed in the S1 into a silica gel mold or a gypsum mold prepared in advance for shaping, on one hand, the problems that specialized equipment is needed in the existing ceramic preparation process, so that potential safety hazards are easy to occur in the middle process and production efficiency is low can be effectively solved, on the other hand, the slurry is injected into a grinding tool with a specified shape by injecting the slurry into the silica gel mold or the gypsum mold, an extrusion effect is generated between slurries, the outflow of water in the slurries is accelerated, and the natural drying effect is improved;
s3, naturally drying the mortar shaped by the silica gel mold or the gypsum mold in the S2, demolding after naturally drying for 2 hours, taking out a finished product, and trimming the finished product, wherein the trimming is performed on the finished product until the finished product reaches a state of inner light and outer flatness, and then obtaining a trimmed finished product;
s4, coloring the finished product subjected to fettling in the step S3 as required;
and S5, placing the colored finished product into a kiln for secondary firing, wherein the temperature of the kiln is gradually increased from the normal temperature to 860 ℃ during the primary firing, then the ceramic body is fired at 860 ℃ for 6 hours, the temperature of the kiln is directly decreased to 500 ℃ after the firing is finished, then the heat preservation is carried out at 500 ℃ for 1 hour, the kiln is closed after the primary firing is finished, the ceramic body is naturally cooled in the kiln, the ceramic body is taken out of the kiln after the ceramic body is completely cooled to obtain the fired ceramic product, then the ceramic product is refined, the ceramic finished product is obtained after the refinement, then the ceramic finished product is placed into the kiln for secondary firing, the temperature of the kiln is gradually increased from the normal temperature to 1200 ℃, the ceramic body is fired at 1200 ℃ for 6 hours, the temperature of the kiln is directly decreased to 600 ℃ after the firing is finished, then the heat preservation is carried out at 600 ℃ for 1 hour, the kiln is closed after the firing is finished, the ceramic product is naturally cooled in the kiln, and the ceramic body is taken out of the kiln after the ceramic body is completely cooled.
In order to save resources and change waste into valuable, in this embodiment, the bricks and tiles classified from the fired ceramic grains or construction waste in S1 are crushed into particles or powder of more than 80 meshes, and the bricks and tiles classified from the fired ceramic grains or construction waste are used to replace professional ceramic making materials, so that the raw material injection amount is saved, the utilization rate of waste is improved, and waste is changed into valuable.
In this embodiment, the specific weight percentages of the components in S1 are: 75 percent of old brick tiles classified from clay scraps or construction wastes, 20 percent of sulphoaluminate and 5 percent of diatomite, and the added diatomite components can make the product more environment-friendly.
In this embodiment, the ratio of the clean water in S1 to the mixed material of old tiles, sulphoaluminates and diatomaceous earth classified from clay scraps or construction waste is 0.6:1.
in this embodiment, the coloring material selected in S4 may be an acrylic pigment or an aqueous paint, and the biscuit is colored by the aqueous paint or the acrylic pigment, so that the product has richer colors and attracts the eyes.
In this embodiment, a pottery prepared by a pottery preparation process is applied to a flowerpot, and the pottery prepared by the pottery preparation process has the characteristics of high strength, good air permeability, sufficient water retention, no root rot and the like, can be used in the fields of flowerpots and the like, and has a wide application prospect.
By comparing the natural drying time and the kiln temperature and firing time in the first and second embodiments, it is found that the longer the natural drying time is, the better the dryness and the better the strength of the slurry are, and the higher the kiln temperature and the longer the firing time are, the higher the strength of the ceramic product is.
Claims (9)
1. The ceramic making process is characterized by comprising the following specific steps:
s1, selecting old bricks and tiles classified from clay scraps or construction wastes, crushing the old bricks and tiles classified from the clay scraps or the construction wastes by a crusher, adding sulphoaluminate and kieselguhr, and adding clear water to mix into slurry for later use;
s2, injecting the slurry mixed in the S1 into a prepared mould for shaping;
s3, naturally drying the mortar after the die is shaped in the S2, demolding after natural drying is carried out for 1-2 hours, taking out a finished product, and trimming the finished product, wherein the trimming is carried out on the finished product until the finished product reaches a state of inner light and outer flatness, and then obtaining a trimmed finished product;
s4, coloring the finished product subjected to fettling in the step S3 as required;
and S5, placing the colored finished product into a kiln for secondary firing, closing the kiln after the primary firing is finished, naturally cooling the pottery porcelain body in the kiln, taking the pottery porcelain body out of the kiln after the pottery porcelain body is completely cooled to obtain a fired ceramic product, then finishing the ceramic product to obtain a pottery finished product after finishing, then placing the pottery finished product into the kiln for secondary firing, closing the kiln after the firing is finished, naturally cooling the pottery finished product in the kiln, and taking the pottery porcelain body out of the kiln after the pottery porcelain body is completely cooled.
2. A pottery making process according to claim 1, wherein the old tiles classified from clay rim charge or construction waste in S1 are crushed into 80 mesh or more particles or powder.
3. The ceramic making process according to claim 1, wherein the specific weight percentage of each component in the S1 is as follows: 75% of old brick tiles classified from clay scraps or construction wastes, 20% of sulphoaluminate and 5% of diatomite.
4. A pottery making process according to claim 1, wherein the ratio of clean water in S1 to the mixture of old tiles, thioaluminates and diatomaceous earth classified from clay rim charge or construction waste is 0.6:1.
5. the pottery making process of claim 1 wherein the abrasive tool used in S2 is a silica gel mold or a plaster mold.
6. A pottery making process according to claim 1, wherein the coloring material selected in S4 is acrylic pigment or water paint.
7. The pottery making process according to claim 1, wherein in S5, the kiln temperature is gradually increased from normal temperature to 780-860 ℃ during the first firing of the colored finished product, and then the ceramic is fired at 780-860 ℃ for 5-6 hours, and the kiln temperature is directly decreased to 500 ℃ after the firing is completed, and then the ceramic is held at 500 ℃ for 1 hour.
8. The pottery making process according to claim 1, wherein in the step S5, the kiln temperature is gradually increased from room temperature to 1020 ℃ to 1200 ℃ and then fired at 1020 ℃ to 1200 ℃ for 5 hours to 6 hours during the second firing of the pottery product, and the kiln temperature is directly decreased to 600 ℃ after the firing is completed and then is maintained at 600 ℃ for 1 hour.
9. Use of a pottery obtainable by a pottery process according to any one of claims 1 to 8 in a flowerpot.
Priority Applications (1)
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Citations (5)
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|---|---|---|---|---|
| JP2006008502A (en) * | 2004-05-22 | 2006-01-12 | Fumitaka Fujiwara | Method of manufacturing kimachi clay and fired product |
| WO2012031769A1 (en) * | 2010-09-10 | 2012-03-15 | Garden Service S.R.L. | Plant and flower vases |
| CN104446625A (en) * | 2014-11-28 | 2015-03-25 | 中国科学技术大学先进技术研究院 | High-porosity porous ceramic and preparation method thereof |
| CN106478058A (en) * | 2016-07-27 | 2017-03-08 | 夏利长 | The manufacture craft of pottery |
| CN107285730A (en) * | 2017-06-08 | 2017-10-24 | 佘树歆 | The technique of ceramic surface cure powder coating layer |
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2022
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| JP2006008502A (en) * | 2004-05-22 | 2006-01-12 | Fumitaka Fujiwara | Method of manufacturing kimachi clay and fired product |
| WO2012031769A1 (en) * | 2010-09-10 | 2012-03-15 | Garden Service S.R.L. | Plant and flower vases |
| CN104446625A (en) * | 2014-11-28 | 2015-03-25 | 中国科学技术大学先进技术研究院 | High-porosity porous ceramic and preparation method thereof |
| CN106478058A (en) * | 2016-07-27 | 2017-03-08 | 夏利长 | The manufacture craft of pottery |
| CN107285730A (en) * | 2017-06-08 | 2017-10-24 | 佘树歆 | The technique of ceramic surface cure powder coating layer |
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| 周晓燕: "陶瓷坯釉料制备技术", 江西高校出版社, pages: 27 * |
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Application publication date: 20221129 |