CN112592153A - Formula and firing method of activated ceramic by utilizing siliceous sandstone mineral aggregate in Yunnan province - Google Patents
Formula and firing method of activated ceramic by utilizing siliceous sandstone mineral aggregate in Yunnan province Download PDFInfo
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- CN112592153A CN112592153A CN202011478227.9A CN202011478227A CN112592153A CN 112592153 A CN112592153 A CN 112592153A CN 202011478227 A CN202011478227 A CN 202011478227A CN 112592153 A CN112592153 A CN 112592153A
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- 238000010304 firing Methods 0.000 title claims abstract description 39
- 229910052500 inorganic mineral Inorganic materials 0.000 title claims abstract description 37
- 239000011707 mineral Substances 0.000 title claims abstract description 37
- 239000000919 ceramic Substances 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title claims abstract description 19
- 239000004576 sand Substances 0.000 claims abstract description 43
- 229910052572 stoneware Inorganic materials 0.000 claims abstract description 7
- 239000011435 rock Substances 0.000 claims abstract description 5
- 239000004615 ingredient Substances 0.000 claims abstract description 3
- 239000000463 material Substances 0.000 claims description 54
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- 238000004519 manufacturing process Methods 0.000 claims description 10
- 239000002002 slurry Substances 0.000 claims description 10
- 238000001035 drying Methods 0.000 claims description 9
- 238000005498 polishing Methods 0.000 claims description 9
- 239000004927 clay Substances 0.000 claims description 8
- 238000007670 refining Methods 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 5
- 230000032683 aging Effects 0.000 claims description 3
- 238000000498 ball milling Methods 0.000 claims description 3
- 238000009835 boiling Methods 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 3
- 238000005520 cutting process Methods 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 3
- 239000000428 dust Substances 0.000 claims description 3
- 238000000227 grinding Methods 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 239000011148 porous material Substances 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims description 3
- 238000011112 process operation Methods 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 238000007666 vacuum forming Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 2
- 238000007791 dehumidification Methods 0.000 claims description 2
- 238000012216 screening Methods 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 abstract description 4
- 229910052760 oxygen Inorganic materials 0.000 abstract description 4
- 239000001301 oxygen Substances 0.000 abstract description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 27
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- -1 naturally drying Substances 0.000 description 4
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- 239000000809 air pollutant Substances 0.000 description 3
- 231100001243 air pollutant Toxicity 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000001760 fusel oil Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 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 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 238000010183 spectrum analysis Methods 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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
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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
- C04B33/04—Clay; Kaolin
-
- 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
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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
- C04B33/28—Slip casting
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- C—CHEMISTRY; METALLURGY
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- 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
- C04B33/32—Burning methods
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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
- C04B2235/60—Aspects relating to the preparation, properties or mechanical treatment of green bodies or pre-forms
- C04B2235/612—Machining
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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
- C04B2235/66—Specific sintering techniques, e.g. centrifugal sintering
- C04B2235/661—Multi-step sintering
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
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- 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
Abstract
The invention discloses an activated ceramic formula utilizing siliceous sandstone mineral aggregate in Yunnan province and a firing method, which comprises the following ingredients: sand mineral aggregate and accompanying mud of yellow sandstone, sand mineral aggregate and accompanying mud of red sandstone, sand mineral aggregate and accompanying mud of green sandstone, sand mineral aggregate and accompanying mud of purple stoneware rock, sand mineral aggregate and accompanying mud of white sandstone. The invention has the function of ion conversion, the negative oxygen ion emission is 2600-; the TOVC removal rate is 64.8 percent.
Description
Technical Field
The invention relates to the field of pottery firing, in particular to a formula and a firing method for firing active pottery which has the functions of purifying water, quickly sobering up and adsorbing air pollutants such as formaldehyde, TOVC and the like by using siliceous sand shale ore materials in Yunnan.
Background
The pottery is made of clay or pottery clay through kneading and shaping and then firing, has a long history, and has been found to be simple and rough in the age of new stoneware. With the continuous maturity of pottery manufacturing technology, sandstone pottery of various colors is made by people, wherein the pottery made of Yunnan sandstone is widely applied.
However, the temperature of the existing sandstone pottery is not suitable to be controlled in the firing process, so that the inner structure of the pottery is loose after the pottery is fired, the functionality of the pottery is poor, the source limitation of the raw materials of the existing sandstone pottery is large, and the sandstone pottery is not convenient to popularize and apply on a large scale.
Disclosure of Invention
The invention aims to provide an activated ceramic formula utilizing siliceous sandstone mineral aggregates in Yunnan province and a firing method, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: an activated ceramic formula utilizing siliceous sandstone mineral aggregate in Yunnan province and a firing method thereof comprise the following ingredients: sand mineral aggregate and accompanying mud of yellow sandstone, sand mineral aggregate and accompanying mud of red sandstone, sand mineral aggregate and accompanying mud of green sandstone, sand mineral aggregate and accompanying mud of purple stoneware rock, sand mineral aggregate and accompanying mud of white sandstone.
Preferably, the active ceramic firing method by using the siliceous sand shale ore material comprises the following steps:
s1: mixing or adding a single material of sand material and accompanied pug of yellow sandstone ore, sandstone mineral material and accompanied pug of red sandstone, sandstone mineral material and accompanied pug of green sandstone, sandstone mineral material and accompanied pug of purple sand rock, sandstone mineral material and accompanied pug of white sandstone into a ball mill, carrying out primary grinding for 2 hours, standing for 30 minutes, starting up for 2 hours, carrying out uninterrupted ball milling for powder discharging, and refining and screening the sand material into material by using a vibrating screen with 180 meshes and 260 meshes;
s2: injecting water into the screened sand mud material to prepare a sand material with the water content of 15-20%, then performing secondary mud refining by a vacuum forming mud refining machine to obtain a sand material with the diameter of 10-15 cm and the net weight of 10 kilograms, bagging, staling, keeping the temperature at 30 ℃, sealing and staling for later use;
s3: taking out the pug and the slurry which are naturally aged and fermented for more than 7 days, longitudinally cutting the pug to obtain a pug blank, preparing materials for production, and uniformly stirring the slurry for later use;
s4: rolling and manually forming the cut clay blank according to production requirements to prepare a clay blank, and grouting and forming slurry;
s5: adjusting the thickness of the inside and the outside of the manually molded and grouting molded pottery by a machine, bonding a kettle handle and a kettle nozzle, polishing the pottery, engraving the appearance, engraving patterns, decorating characters and patterns and other process operations, wiping water and removing dust by a seal, drying in the shade, and firing in a kiln;
s6: and (4) firing the pottery molded in the step S5, wherein the firing process of the pottery is as follows:
in the first stage, a temperature zone is controlled to be 20-100 ℃, a kiln door is opened for 10 cm, and the baking time is 60 minutes for drying and dehumidification;
in the second stage, the temperature zone is controlled at 100-;
in the third stage, the temperature zone is controlled to be closed at 200-400 ℃ for firing for 90 minutes;
in the fourth stage, the temperature zone is controlled at 400-600 ℃ and the furnace vent is closed for firing for 60 minutes;
in the fifth stage, the temperature zone is controlled to be 600-700 ℃ closed pore firing for 80 minutes;
in the sixth stage, the temperature zone is controlled at 700-800 ℃ and closed hole constant temperature is kept for 30 minutes;
in the seventh stage, a temperature zone is controlled to be 800-900 ℃ for 45 minutes;
in the eighth stage, the temperature zone is controlled at 900-;
in the ninth stage, the temperature zone is controlled at 1000-;
in the tenth stage, the temperature zone is controlled at 1143-1190 ℃ for 60 minutes;
in the eleventh stage, the temperature zone is controlled at 1180-1190 ℃ and is kept at the constant temperature for 10 minutes, and then the power is cut off, and the kiln is taken out after natural cooling;
s7: the method comprises the following steps of sorting products cooled after sintering, removing fire skins by kiln sintering damage and vibration polishing, cleaning with boiling water, naturally drying, and finishing the whole ceramic manufacture with an active function, wherein the time for naturally ageing and fermenting the pug and the slurry in the step S3 is more than or equal to 7 days, and the time for removing the fire skins by the vibration polishing of the ceramic in the step S7 is 5 minutes.
The invention has the technical effects and advantages that: the product has the ion conversion function, the negative oxygen ion emission amount is 2600-; the TOVC removal rate is 64.8 percent.
Drawings
FIG. 1 is a schematic diagram of the energy spectrum analysis of the ceramic surface oxide layer after firing according to the present invention.
FIG. 2 is a schematic diagram of X-ray diffraction analysis of the surface and cross section of the spotted pottery gold sand of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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 invention.
The invention provides a formula and a firing method of active ceramics by using siliceous sandstone ore materials in Yunnan, which are shown in figures 1-2, and the formula and the firing method of the active ceramics by using siliceous sandstone ore materials in Yunnan for firing and have the functions of purifying water, quickly sobering up and adsorbing air pollutants such as formaldehyde, TOVC and the like.
The ceramic has the ion conversion function, the negative oxygen ion emission amount is 2600-. Has the advantages of purifying water quality, rapidly sobering up, and adsorbing air pollutants such as formaldehyde, TOVC and the like, and the novel active material and the ceramic product.
The pottery consists of sand material and accompanying mud material of yellow sandstone ore, sandstone mineral material and accompanying mud material of red sandstone, sandstone mineral material and accompanying mud material of green sandstone, sandstone mineral material and accompanying mud material of purple stoneware, sandstone mineral material and accompanying mud material of white sandstone.
The preparation method of the active pottery comprises the following steps:
mixing the sand material and the accompanying pug of the yellow sandstone ore, the sandstone mineral material and the accompanying pug of the red sandstone, the sandstone mineral material and the accompanying pug of the green sandstone, the sandstone mineral material and the accompanying pug of the purple stoneware and the sandstone mineral material and the accompanying pug of the white sandstone;
in order to meet the requirement of large-scale batch production, the sand material and the accompanied pug of the yellow sandstone, the sand material and the accompanied pug of the red sandstone, the sand material and the accompanied pug of the green sandstone, the sand material and the accompanied pug of the purple stoneware, the sand material and the accompanied pug of the white sandstone are mixed with each other or are added into a ball mill for primary grinding for 2 hours, standing for 30 minutes and then starting up for 2 hours for uninterrupted ball milling to form powder and discharging, and then the sand material is refined and screened into the finished product by a vibrating screen with 180 meshes and 260 meshes;
injecting water into the screened sand mud material to prepare a sand material with the water content of 15-20%, then performing secondary mud refining by a vacuum forming mud refining machine to obtain a sand material with the diameter of 10-15 cm and the net weight of 10 kilograms, bagging, staling, keeping the temperature at 30 ℃, sealing and staling for later use;
taking out the naturally aged and fermented pug and the slurry, longitudinally cutting the pug to obtain a pug blank, preparing materials for production, and uniformly stirring the slurry for later use;
rolling and manually forming the cut clay blank according to production requirements to prepare a clay blank, and grouting and forming slurry;
adjusting the thickness of the inside and the outside of the manually molded and grouting molded pottery by a machine, bonding a kettle handle and a kettle nozzle, polishing the pottery, engraving the appearance, engraving patterns, decorating characters and patterns and other process operations, wiping water and removing dust by a seal, drying in the shade, and firing in a kiln;
and (5) firing the pottery molded in the step (5), wherein the firing process of the pottery is as follows:
1) in the first stage, a temperature zone is controlled to be 20-100 ℃ and a kiln door is opened for 10 cm, and the baking time is 60 minutes for drying and dehumidifying;
2) in the second stage, the temperature zone is controlled at 100-;
3) in the third stage, the temperature zone is controlled to be closed at 200-400 ℃ for firing for 90 minutes;
4) in the fourth stage, the temperature zone is controlled at 400-600 ℃ and the furnace vent is closed for firing for 60 minutes;
5) in the fifth stage, the temperature zone is controlled to be 600-700 ℃ closed pore firing for 80 minutes;
6) in the sixth stage, the temperature zone is controlled at 700-800 ℃ and closed hole constant temperature is kept for 30 minutes;
7) in the seventh stage, a temperature zone is controlled to be 800-900 ℃ for 45 minutes;
8) in the eighth stage, the temperature zone is controlled at 900-;
9) in the ninth stage, the temperature zone is controlled at 1000-;
10) in the tenth stage, the temperature zone is controlled at 1143-1190 ℃ for 60 minutes;
11) in the eleventh stage, the temperature zone is controlled at 1180-1190 ℃ for 10 minutes at constant temperature, and then the power is cut off to naturally cool down and take out the kiln.
(7) Sorting the cooled ceramic products after firing, sorting kiln firing damage, removing fire skin by vibration polishing, cleaning with boiling water, and naturally drying to finish the whole ceramic manufacture with the nanometer activity function.
Preferably, the time for naturally ageing and fermenting the mud and the mud in the step (3) is at least 7 days.
Preferably, the time for removing the fire skin in the step (7) of ceramic product vibration polishing is 5 minutes.
Preferably, the pottery prepared by the raw material formula and the firing method has the following characteristics after detection:
1. has the function of ion conversion, the negative oxygen ion emission amount is 2600-.
2. The methanol and the fusel oil in the process of brewing the white spirit are absorbed to reduce the stimulation of the white spirit, and the white spirit is soft and soft when entering the mouth;
3. the ceramic hardness can reach 6 hardness levels, and the ceramic is not easy to break;
4. the formaldehyde removal rate per mg/m3 is 61.3%; the TOVC removal rate is 64.8 percent;
the surface of the pottery after being fired forms an oxide layer which is combined with the interior of the pottery to form a multilayer structure, the main substances in the pottery are silicon dioxide and ferric oxide, the oxide layer on the surface of the pottery is of a nano porous structure, and the pottery and the interior of the pottery after being fired in a kiln are perfectly combined to play a role of softening the water-soft wine;
liquor contrast detection report:
solid matter: 0.16 → 0.14 reduced methanol by 12.5%: 0.165 → 0.160 decreased by 3%
Fusel oil: 0.228 → 0.226 by 0.8%.
And (3) comparing the components in water:
sodium: 4.12 → 4.08 reduction by 0.97%, total solids in solubility: 191.0 → 176.0 is reduced by 7.8%, and the water quality purification effect is obvious.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "disposed," "mounted," "connected," and "secured" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integral to; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The standard parts used by the invention can be purchased from the market, and the special-shaped parts can be customized according to the description and the description of the attached drawings.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The active ceramic formula utilizing the siliceous sandstone mineral aggregate in Yunnan province is characterized by comprising the following ingredients: sand mineral aggregate and accompanying mud of yellow sandstone, sand mineral aggregate and accompanying mud of red sandstone, sand mineral aggregate and accompanying mud of green sandstone, sand mineral aggregate and accompanying mud of purple stoneware rock, sand mineral aggregate and accompanying mud of white sandstone.
2. A method for firing active ceramic by using siliceous sand shale ore material is characterized by comprising the following steps:
s1: mixing or adding a single material of sand material and accompanied pug of yellow sandstone ore, sandstone mineral material and accompanied pug of red sandstone, sandstone mineral material and accompanied pug of green sandstone, sandstone mineral material and accompanied pug of purple sand rock, sandstone mineral material and accompanied pug of white sandstone into a ball mill, carrying out primary grinding for 2 hours, standing for 30 minutes, starting up for 2 hours, carrying out uninterrupted ball milling for powder discharging, and refining and screening the sand material into material by using a vibrating screen with 180 meshes and 260 meshes;
s2: injecting water into the screened sand mud material to prepare a sand material with the water content of 15-20%, then performing secondary mud refining by a vacuum forming mud refining machine to obtain a sand material with the diameter of 10-15 cm and the net weight of 10 kilograms, bagging, staling, keeping the temperature at 30 ℃, sealing and staling for later use;
s3: taking out the pug and the slurry which are naturally aged and fermented for more than 7 days, longitudinally cutting the pug to obtain a pug blank, preparing materials for production, and uniformly stirring the slurry for later use;
s4: rolling and manually forming the cut clay blank according to production requirements to prepare a clay blank, and grouting and forming slurry;
s5: adjusting the thickness of the inside and the outside of the manually molded and grouting molded pottery by a machine, bonding a kettle handle and a kettle nozzle, polishing the pottery, engraving the appearance, engraving patterns, decorating characters and patterns and other process operations, wiping water and removing dust by a seal, drying in the shade, and firing in a kiln;
s6: and (4) firing the pottery molded in the step S5, wherein the firing process of the pottery is as follows:
in the first stage, a temperature zone is controlled to be 20-100 ℃, a kiln door is opened for 10 cm, and the baking time is 60 minutes for drying and dehumidification;
in the second stage, the temperature zone is controlled at 100-;
in the third stage, the temperature zone is controlled to be closed at 200-400 ℃ for firing for 90 minutes;
in the fourth stage, the temperature zone is controlled at 400-600 ℃ and the furnace vent is closed for firing for 60 minutes;
in the fifth stage, the temperature zone is controlled to be 600-700 ℃ closed pore firing for 80 minutes;
in the sixth stage, the temperature zone is controlled at 700-800 ℃ and closed hole constant temperature is kept for 30 minutes;
in the seventh stage, a temperature zone is controlled to be 800-900 ℃ for 45 minutes;
in the eighth stage, the temperature zone is controlled at 900-;
in the ninth stage, the temperature zone is controlled at 1000-;
in the tenth stage, the temperature zone is controlled at 1143-1190 ℃ for 60 minutes;
in the eleventh stage, the temperature zone is controlled at 1180-1190 ℃ and is kept at the constant temperature for 10 minutes, and then the power is cut off, and the kiln is taken out after natural cooling;
s7: and sorting the products cooled after firing, removing fire skins by vibration polishing, cleaning with boiling water, and naturally drying to finish the whole ceramic manufacture with the active function.
3. The method for firing the activated ceramic products by using the siliceous sand shale ore according to claim 2, wherein the time for naturally aging and fermenting the mud and mud in the step S3 is not less than 7 days.
4. The method of claim 2, wherein the ceramic is subjected to shaking polishing to remove the fire skin for 5 minutes in step S7.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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