CN105712701A - Single-layer glazed transmutation brick and preparation method thereof - Google Patents
Single-layer glazed transmutation brick and preparation method thereof Download PDFInfo
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- CN105712701A CN105712701A CN201610229608.0A CN201610229608A CN105712701A CN 105712701 A CN105712701 A CN 105712701A CN 201610229608 A CN201610229608 A CN 201610229608A CN 105712701 A CN105712701 A CN 105712701A
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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
- C04B33/24—Manufacture of porcelain or white ware
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- 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
- C03C8/14—Glass frit mixtures having non-frit additions, e.g. opacifiers, colorants, mill-additions
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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
- C04B33/32—Burning methods
- C04B33/34—Burning methods combined with glazing
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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
- C04B2235/02—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
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
- C04B2235/3208—Calcium oxide or oxide-forming salts thereof, e.g. lime
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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
- C04B2235/02—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
- C04B2235/3427—Silicates other than clay, e.g. water glass
- C04B2235/3436—Alkaline earth metal silicates, e.g. barium silicate
- C04B2235/3454—Calcium silicates, e.g. wollastonite
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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
- C04B2235/02—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
- C04B2235/3427—Silicates other than clay, e.g. water glass
- C04B2235/3463—Alumino-silicates other than clay, e.g. mullite
Abstract
The invention discloses a single-layer glazed transmutation brick and a preparation method thereof and relates to production of architectural ceramic glazed bricks. The method comprises the following steps: (1) preparation of green body slurry; (2) preparation of a glazing material; (3) forming and biscuit firing of a green body; (4) glazing of the green body; (5) firing of the transmutation brick. The glazed green body is fired in a kiln after drying and is subjected to a transmutation reaction through two times of temperature increasing and decreasing, and the single-layer glazed transmutation brick is obtained. The method has the advantages as follows: firstly, the problem about combination of the green body and glaze is solved, the product qualification rate is increased, and the method is suitable for large-scale production; secondly, a ground coat and cover glaze are combined into single glaze layer, a glazing process is simplified, color difference caused by different thickness of the ground coat and the cover glaze is avoided, and the brick can adapt to large-area paving for architectural decoration; thirdly, the firing temperature and firing time for the transmutation glaze are reduced, energy is saved, and consumption is reduced; fourthly, through optimization of a green body formula and a firing process, the brick is magnetized while is not hardened too much, and construction cutting is facilitated.
Description
Technical field
The present invention relates to a kind of architectural pottery glazed tile to produce, be specifically related to a kind of monolayer glaze paint transmutation brick and preparation method thereof.
Background technology
Architectural pottery interior glazed tile is formed base substrate by cured stone, wollastonite, quartz, clay etc., execute one layer of ground-coat enamel in its billet surface after biscuiting and execute an aspect glaze again, through silk screen or roll printing, or digital ink-jet print pattern is fired then through roller kilns 1100-1120 degree and is formed.Every tile pattern is basically identical, lacks nature texture.And tradition furnace transmutation glaze be repeatedly execute on biscuit secondary or repeatedly glaze water form at periodic kilns the kiln sub-sectional cooling after 1280 degree high temperature burnings 10-12 hour, glaze colours and decorative pattern are different with atmosphere and change along with the firing temperature in the position of product setting and kiln, decorative pattern Nature creating and different, to people's one regular movements sense, Beauty of Rhythm and the abundant association that can trigger, just have " valley waterfall rabbit fibre " to describe that the mystery of furnace transmutation glaze is beautiful ancient times.But traditional furnace transmutation glaze technique is used primarily in the art pottery and makes, and the experience by firing master worker is grasped entirely, do not know its principle, furnace transmutation glaze is had in arms a kind of mystique by people all the time, only know glazing maneuvers different in the process that kiln inherence is fired and fire mode and can obtain different furnace transmutation glaze products, that have or even " absolutely " version, due to traditional furnace transmutation glaze burning process numerous and complicated, not only conforming product rate is always very low；And also be difficult to give adaptation industrial machine modernization large-scale industrial production.
Two is traditional furnace transmutation glaze technique glazing time-division ground-coat enamel and cover-coat enamel, namely repeatedly to execute on biscuit secondary or repeatedly glaze water just can complete glazing, the furnace transmutation glaze product occurred on the market now, its glaze paint all comprises base substrate, ground-coat enamel or the three layers such as frit layer, cover-coat enamel or the above structure of three layers.Such as: the patent No. is ZL201120165220.1, and utility model name is called " Transmutation glaze white cloud ceramics ", specifically disclose and comprise white clouds greenwave body, directly execute the ground glaze layer in white clouds greenwave surface and the cover coat three-decker imposed on ground-coat enamel face；And for example: the patent No. is ZL200920179036.5, utility model name is called " a kind of Fambe glaze-polished brick ", specifically discloses to comprise adobe, the thermal sintering frit layer above adobe and carried out transmutation by frit layer and glaze and reacts the furnace transmutation glaze layer three-decker formed.The furnace transmutation glaze product of this three layers or the above structure of three layers, not only glazing process is complicated, and often because ground-coat enamel, both cover-coat enamels thickness differ and produce aberration, affects the whole structure of building decoration large area paving.
The furnace transmutation glaze technique that three is traditional to form making at periodic kilns the kiln sub-sectional cooling after 1280 degree of high temperature burn 10-12 hour, and firing temperature is high, the time is long, and power consumption is big.
Four is the ceramic product by traditional furnace transmutation glaze explained hereafter, owing to magnetizing, hardness big, cause cut during construction highly difficult.
Summary of the invention
It is an object of the invention to provide a kind of novel monolayer glaze paint transmutation brick product and preparation method thereof, to solve deficiency existing in above-mentioned background technology.
Technical solution of the present invention is as follows:
The preparation method of a kind of monolayer glaze paint transmutation brick, comprises the following steps:
(1) preparation of base substrate mud: by pyrophillite, wollastonite, limestone, mixed soil, be weighed in ball mill by body recipe, and according to weight ratio, combination material: ball: water is the ratio of 1:1.5:0.7, add goal and carry out ball milling together with water 12 15 hours, ball milling fineness controls at 250 orders, screen over-size 0.6 0.8%；
(2) preparation of glaze fabric: Anhydrite, zinc oxide, dolomite, Kaolin, quartz, frit, oxide coloring agent are weighed in ball mill by glaze surface compositions, and according to weight ratio, combination material: ball: water is the ratio of 1:1.6:0.5, add goal and carry out ball milling together with water 16 17 hours, ball milling fineness controls, crossing 350 orders, screen over-size 0.7-1%, to put in glaze slip bucket by glaze fabric good for ball milling, agitated, sieve, deironing, glaze slip specific gravity control is at 1.6 1.65/L；
(3) blank forming and biscuiting: the base substrate mud in step (1) is put in mud pit, agitated, extract with pump sieve, deironing, dehydration, mud cake drying, pelletize, sieve, old, molding, biscuiting, base substrate kiln biscuiting, biscuiting translational speed controls at 25-35m/h, and firing temperature controls at 1010-1030 DEG C；
(4) base substrate glazing: on glazing line, base substrate is first passed through water spray chamber, carries out glazing then through filtering glaze case；
(5) transmutation brick is fired: the base substrate after glazing is fired after drying in kiln, and the firing time controlled at 9 hours, and firing temperature controls within 1250 DEG C, and brings it about transmutation reaction through the lifting of secondary alternating temperature, obtains monolayer glaze paint transmutation brick.
Body recipe described in step (1) is: pyrophillite 25 45%wt, wollastonite 10 25%wt, limestone 5 20%wt, mixed soil 10-60%wt；
Body recipe described in step (1) is preferably: pyrophillite 33 37%wt, wollastonite 13 17%wt, limestone 8 12%wt, mixed soil 30-50%wt.Wherein said mixed soil selected from Yujiang County's mud, Suzhou mud native, magnesia, Ji'an white clay one or more；
Further described mixed soil formula is preferably: Yujiang County's mud 8 12%wt, Suzhou soil 12 18%wt, magnesia mud 5 10%wt, Ji'an white clay 5 10%wt.
Glaze surface compositions described in step (2) is: Anhydrite 10 30%wt, zinc oxide 10 30%wt, dolomite 2 20%wt, Kaolin 2 20%wt, quartzy 10 30%wt, frit 10 40%wt, oxide coloring agent 0-5%wt.
Glaze surface compositions described in step (2) is preferably: Anhydrite 18 22%wt, zinc oxide 18 22%wt, dolomite 6 10%wt, Kaolin 5 9%wt, quartzy 18 22%wt, frit 21 25%wt, oxide coloring agent 1-2%wt.One or more in manganese dioxide, copper oxide, iron sesquioxide, cobalt oxide, lithium oxide, Barium monoxide, lead oxide, chromium oxide, cobalt aluminate of described oxide coloring agent.
Ball mill described in step (2) is high aluminum liner ball mill.Glaze slip specific gravity control is at 1.6-1.65KG/L.When glaze slip proportion is lower than 1.6KG/L, did not then both reach weight and thickness during glazing, easily produced again sagging；When glaze slip proportion is higher than 1.65KG/L, then during glazing, difficulty gives expansion, causes glazing uneven, is easily generated pin hole；If additionally glaze slip grinds too thin, then easy curling；If glaze slip grinds too thick, then it is difficult to bear brilliant flower.
Blank forming described in step (3), its blank forming moisture control is between 6 7%；Described extracting with pump is extract with double cylinder diaphragm pump；Described is use roller kilns biscuiting with kiln biscuiting, and its biscuit is lower 5 10 DEG C than base substrate maturing temperature.Firing temperature controls at 1010-1030 DEG C.If firing temperature is higher than 1030 DEG C, then affects glaze paint adsorption rate, cause glaze-body bonding bad；If firing temperature is lower than 1010 DEG C, shrinking big first during transmutation, shape of product changes greatly, it is easy to makes base substrate produce breakage, causes qualification rate low；Second because upper strata and lower layer contracts differ, cause size inconsistent, also result in qualification rate low.
Step (4) adopts and base substrate is first passed through water spray chamber, glazing is carried out then through filtering glaze case, and do not adopt the outsourcing glazing automatic glazing of the whole series machine or artificial glazing, it is to ensure that glazing quality, accomplish that weight and thickness can be proportional, consistency will not be too high, and thickness also has, it is simple to can produce required decorative pattern during transmutation reaction；If adopting the outsourcing glazing full-automatic glazing of the whole series machine, then owing to glazing consistency is very good, during transmutation reaction, decorative pattern cannot be produced；If adopting artificial glazing, then efficiency is too low.
Fire as firing in shuttle-type electrical kiln in kiln described in step (5)；Described secondary alternating temperature lifting is: room temperature-rise to 1240 ± 5 DEG C-be quickly down to 1080 ± 5 DEG C-rise to again 1100 ± 5 DEG C-insulation 80 ± 5 minutes-be down to room temperature；Traditional firing temperature controls sub-sectional cooling after about 1280 DEG C high-temperature firings 10-12 hour and forms making, and firing temperature is high, the time is long, and power consumption is greatly.And the firing temperature of the present invention controls within 1250 DEG C, the firing time controls, within 9 hours, to reduce firing temperature, shorten the firing time, while fully meeting technological requirement, also a saving a large amount of energy consumption.Additionally first time cooling requirement make every effort to quick, namely from 1240 ± 5 DEG C-be quickly down to 1080 ± 5 DEG C, be to make the intensity of transmutation brick and hardness can reach standard-required, will not so dense harden very much again, it is simple to cutting construction.
Monolayer glaze paint its water absorption rate≤0.1% of transmutation brick described in step (5), its thickness of described base substrate is 6-8mm, and described its thickness of monolayer glaze paint is 0.5 0.9mm；The strict thickness controlling base substrate and glaze paint is for the ease of there is furnace transmutation glaze chemical reaction, it is simple to the Nature creating of glaze paint crystalline substance floral pattern；Described monolayer glaze paint its profile of transmutation brick can be made into the arbitrary shape such as triangle, square, rhombus, pentagon, hexagon.
Beneficial effects of the present invention: one is solve glaze-body bonding problem, improves conforming product rate, is adapted to large-scale production；Two is that ground-coat enamel, cover-coat enamel two-in-one are become monolayer glaze paint, has both simplified glazing process, has avoided again ground-coat enamel, both cover-coat enamels thickness to differ and produce aberration, adapt to building decoration large area paving；Three is reduce furnace transmutation glaze firing temperature and reduce firing time, energy-saving and cost-reducing；Four is by body recipe optimization and burning process optimization so that monolayer glaze paint transmutation brick had not only produced magnetization but also be unlikely to harden very much, it is simple to construction cutting；Five is owing to the glaze paint decorative pattern of monolayer glaze paint transmutation brick is Nature creating and different, to people's one regular movements and natural texture, meets modern people and advocates natural esthetic requirement.
Accompanying drawing explanation
Fig. 1 is monolayer glaze paint transmutation brick production technological process
Fig. 2 is monolayer glaze paint transmutation brick layer aggregated(particle) structure schematic diagram
In figure: 1 is monolayer glaze paint, 2 is base substrate.
Detailed description of the invention
Embodiment 1
(1) preparation of base substrate mud: in input that pyrophillite 35%, wollastonite 15%, limestone 10%, Yujiang County's mud 10%, Suzhou soil 15%, magnesia mud 8%, Ji'an white clay 7% are weighed by weight percentage ball mill, and in above-mentioned material: ball: water ratio is 1:1.5:0.7 ball milling 13 hours, fineness is 250 mesh screen residues 0.6%；
(2) preparation of glaze fabric: Anhydrite 20%, zinc oxide 20%, dolomite 8%, Kaolin 7%, quartz 20%, frit 23%, manganese dioxide 2% are weighed in high alumina lining ball mill by weight percentage, and according to combination material: ball: water is the ratio of 1:1.6:0.5, add goal and carry out ball milling together with water 16 hours, ball milling fineness controls crossing 350 orders, screen over-size 0.8%, glaze fabric good for ball milling is put in glaze slip bucket, agitated, sieve, deironing, glaze slip proportion is 1.61/L；
(3) blank forming and biscuiting: base substrate mud is put in mud pit, agitated, extract with double cylinder diaphragm pump sieve, deironing, dehydration, mud cake drying, pelletize, sieve, old, molding, biscuiting, base substrate roller kilns biscuiting, biscuiting translational speed controls at 30m/h, firing temperature controls at 1020 DEG C, and biscuiting qualification rate is 98.5%；
(4) base substrate glazing: on glazing line, base substrate is first passed through water spray chamber, carries out glazing then through filtering glaze case；
(5) transmutation brick is fired: the base substrate after glazing is fired after drying in shuttle-type electrical kiln, transmutation reaction is brought it about through the lifting of secondary alternating temperature, rise to 1240 DEG C in 5 hours through room temperature to be quickly down to 1080 DEG C and rise to kiln discharge after 1100 DEG C of insulations are down to room temperature in 80 minutes again, firing time controls within 9 hours, obtaining base substrate thickness is 7mm, glaze thickness is 0.7mm, product colour is consistent but decorative pattern is different, has the regular hexagon monolayer glaze paint transmutation brick of pale red glaze paint crystalline substance floral pattern.
Embodiment 2
(1) preparation of base substrate mud: in input that pyrophillite 33%, wollastonite 17%, limestone 8%, Yujiang County's mud 12%, Suzhou soil 12%, magnesia mud 10%, Ji'an white clay 8% are weighed by weight percentage ball mill, and in above-mentioned material: ball: water ratio is 1:1.5:0.7 ball milling 12 hours, fineness is 250 mesh screen residues 0.8%；
(2) preparation of glaze fabric: by Anhydrite 19%, zinc oxide 21%, dolomite 7%, Kaolin 7%, quartz 19%, frit 25%, manganese dioxide 1%, copper oxide 1% is weighed in high alumina lining ball mill by weight percentage, and according to combination material: ball: water is the ratio of 1:1.6:0.5, add goal and carry out ball milling together with water 17 hours, ball milling fineness controls crossing 350 orders, screen over-size 0.7%, glaze fabric good for ball milling is put in glaze slip bucket, agitated, sieve, deironing, glaze slip proportion is 1.64/L；
(3) blank forming and biscuiting: base substrate mud is put in mud pit, agitated, extract with double cylinder diaphragm pump sieve, deironing, dehydration, mud cake drying, pelletize, sieve, old, molding, biscuiting, base substrate roller kilns biscuiting, biscuiting translational speed controls at 30m/h, firing temperature controls at 1010 DEG C, and biscuiting qualification rate is 96.5%；
(4) base substrate glazing: on glazing line, base substrate is first passed through water spray chamber, carries out glazing then through filtering glaze case；
(5) transmutation brick is fired: the base substrate after glazing is fired after drying in shuttle-type electrical kiln, transmutation reaction is brought it about through the lifting of secondary alternating temperature, rise to 1245 DEG C in 5 hours through room temperature to be quickly down to 1085 DEG C and rise to kiln discharge after 1105 DEG C of insulations are down to room temperature in 85 minutes again, firing time controls within 9 hours, obtaining base substrate thickness is 8mm, glaze thickness is 0.8mm, product colour is consistent but decorative pattern is different, has the positive pentagon monolayer glaze paint transmutation brick of avy blue glaze paint crystalline substance floral pattern.
Embodiment 3
(1) preparation of base substrate mud: in input that pyrophillite 37%, wollastonite 13%, limestone 12%, Yujiang County's mud 8%, Suzhou soil 17%, magnesia mud 6%, Ji'an white clay 7% are weighed by weight percentage ball mill, and in above-mentioned material: ball: water ratio is 1:1.5:0.7 ball milling 15 hours, fineness is 250 mesh screen residues 0.6%；
(2) preparation of glaze fabric: by Anhydrite 21%, zinc oxide 19%, dolomite 8%, Kaolin 8%, quartz 21%, frit 21%, cobalt oxide 1%, iron sesquioxide 1% is weighed in high alumina lining ball mill by weight percentage, and according to combination material: ball: water is the ratio of 1:1.6:0.5, add goal and carry out ball milling together with water 16 hours, ball milling fineness controls crossing 350 orders, screen over-size 0.9%, glaze fabric good for ball milling is put in glaze slip bucket, agitated, sieve, deironing, glaze slip proportion is 1.63/L；
(3) blank forming and biscuiting: base substrate mud is put in mud pit, agitated, extract with double cylinder diaphragm pump sieve, deironing, dehydration, mud cake drying, pelletize, sieve, old, molding, biscuiting, base substrate roller kilns biscuiting, biscuiting translational speed controls at 30m/h, firing temperature controls at 1030 DEG C, and biscuiting qualification rate is 97.5%；
(4) base substrate glazing: on glazing line, base substrate is first passed through water spray chamber, carries out glazing then through filtering glaze case；
(5) transmutation brick is fired: the base substrate after glazing is fired after drying in shuttle-type electrical kiln, transmutation reaction is brought it about through the lifting of secondary alternating temperature, rise to 1235 DEG C in 5 hours through room temperature to be quickly down to 1075 DEG C and rise to kiln discharge after 1095 DEG C of insulations are down to room temperature in 75 minutes again, firing time controls within 9 hours, obtaining having base substrate thickness is 6mm, glaze thickness is 0.6m, product colour is consistent but decorative pattern is different, has the rhombus monolayer glaze paint transmutation brick of bronzing glaze paint crystalline substance floral pattern.
Embodiment 4
(1) preparation of base substrate mud: in input that pyrophillite 40%, wollastonite 20%, limestone 15%, Yujiang County's mud 10%, Suzhou soil 10%, magnesia mud 5% are weighed by weight percentage ball mill, and in above-mentioned material: ball: water ratio is 1:1.5:0.7 ball milling 12 hours, fineness is 250 mesh screen residues 0.6%；
(2) preparation of glaze fabric: Anhydrite 25%, zinc oxide 15%, dolomite 15%, Kaolin 5%, quartz 20%, frit 18%, chromium oxide 1.5%, lithium oxide 0.5% are weighed in high alumina lining ball mill by weight percentage, and according to combination material: ball: water is the ratio of 1:1.6:0.5, add goal and carry out ball milling together with water 17 hours, ball milling fineness controls crossing 350 orders, screen over-size 0.7%, glaze fabric good for ball milling is put in glaze slip bucket, agitated, sieve, deironing, glaze slip proportion is 1.65/L；
(3) blank forming and biscuiting: base substrate mud is put in mud pit, agitated, extract with double cylinder diaphragm pump sieve, deironing, squeezing filter, mud cake moisture content are 25%, extruding after flat mud cake with framed compressing with pug mill, send the dry kiln laggard roller kilns biscuiting of drying, burning till speed is 25 meters/h, firing temperature 1030 degree, this method advantage is energy-conserving and environment-protective, and shortcoming is that drying time is long, and the exterior and the interior drying mark, easily split, biscuiting qualification rate is 45%；
(4) base substrate glazing: on glazing line, base substrate is first passed through water spray chamber, carries out glazing then through filtering glaze case；
(5) transmutation brick is fired: the base substrate after glazing is fired after drying in shuttle-type electrical kiln, transmutation reaction is brought it about through the lifting of secondary alternating temperature, rise to 1240 DEG C in 5 hours through room temperature to be quickly down to 1080 DEG C and rise to kiln discharge after 1100 DEG C of insulations are down to room temperature in 90 minutes again, firing time controls within 9 hours, obtaining base substrate thickness is 7mm, glaze thickness is 0.9mm, product colour is consistent but decorative pattern is different, has the equilateral triangle monolayer glaze paint transmutation brick of light green glaze paint crystalline substance floral pattern.
Embodiment 5
(1) preparation of base substrate mud: in input that pyrophillite 45%, wollastonite 25%, limestone 20%, Yujiang County's mud 10% are weighed by weight percentage ball mill, and in above-mentioned material: ball: water ratio is 1:1.5:0.7 ball milling 13 hours, fineness is 250 mesh screen residues 0.7%；
(2) preparation of glaze fabric: Anhydrite 20%, zinc oxide 20%, dolomite 8%, Kaolin 7%, quartz 20%, frit 23%, lithium oxide 1.5%, manganese dioxide 0.5% are weighed in high alumina lining ball mill by weight percentage, and according to combination material: ball: water is the ratio of 1:1.6:0.5, add goal and carry out ball milling together with water 16 hours, ball milling fineness controls crossing 350 orders, screen over-size 0.7%, glaze fabric good for ball milling is put in glaze slip bucket, agitated, sieve, deironing, glaze slip proportion is 1.61/L；
(3) blank forming and biscuiting: base substrate mud is put in mud pit, agitated, extract with double cylinder diaphragm pump sieve, deironing, dehydration, mud cake drying, pelletize, sieve, old, molding, biscuiting, base substrate roller kilns biscuiting, biscuiting translational speed controls at 25m/h, firing temperature controls at 1020 DEG C, and biscuiting qualification rate is 83.5%；
(4) base substrate glazing: on glazing line, base substrate is first passed through water spray chamber, carries out glazing then through filtering glaze case；
(5) transmutation brick is fired: the base substrate after glazing is fired after drying in shuttle-type electrical kiln, transmutation reaction is brought it about through the lifting of secondary alternating temperature, rise to 1240 DEG C in 5 hours through room temperature to be quickly down to 1080 DEG C and rise to kiln discharge after 1100 DEG C of insulations are down to room temperature in 80 minutes again, firing time controls within 9 hours, obtaining base substrate thickness is 7mm, glaze thickness is 0.7mm, product colour is consistent but decorative pattern is different, has the regular hexagon monolayer glaze paint transmutation brick of red glaze paint crystalline substance floral pattern.
Embodiment 6
(1) preparation of base substrate mud: in input that pyrophillite 35%, wollastonite 15%, limestone 15%, Yujiang County's mud 20%, magnesia mud 15% are weighed by weight percentage ball mill, and in above-mentioned material: ball: water ratio is 1:1.5:0.7 ball milling 13 hours, fineness is 250 mesh screen residues 0.8%；
(2) preparation of glaze fabric: Anhydrite 20%, zinc oxide 20%, dolomite 8%, Kaolin 7%, quartz 20%, frit 23%, manganese dioxide 1%, lead oxide 1% are weighed in high alumina lining ball mill by weight percentage, and according to combination material: ball: water is the ratio of 1:1.6:0.5, add goal and carry out ball milling together with water 16 hours, ball milling fineness controls crossing 350 orders, screen over-size 0.8%, glaze fabric good for ball milling is put in glaze slip bucket, agitated, sieve, deironing, glaze slip proportion is 1.65/L；
(3) blank forming and biscuiting: base substrate mud is put in mud pit, agitated, extract with double cylinder diaphragm pump sieve, deironing, dehydration, mud cake drying, pelletize, sieve, old, molding, biscuiting, base substrate roller kilns biscuiting, biscuiting translational speed controls at 30m/h, firing temperature controls at 1020 DEG C, and biscuiting qualification rate is 87%；
(4) base substrate glazing: on glazing line, base substrate is first passed through water spray chamber, carries out glazing then through filtering glaze case；
(5) transmutation brick is fired: the base substrate after glazing is fired after drying in shuttle-type electrical kiln, transmutation reaction is brought it about through the lifting of secondary alternating temperature, rise to 1240 DEG C in 5 hours through room temperature to be quickly down to 1080 DEG C and rise to kiln discharge after 1100 DEG C of insulations are down to room temperature in 80 minutes again, firing time controls within 9 hours, obtaining base substrate thickness is 7mm, glaze thickness is 0.7mm, product colour is consistent but decorative pattern is different, has the rectangle monolayer glaze paint transmutation brick of black glaze paint crystalline substance floral pattern.
Embodiment 7
(1) preparation of base substrate mud: in input that pyrophillite 35%, wollastonite 15%, limestone 10%, Yujiang County's mud 15%, magnesia mud 10%, Ji'an white clay 15% are weighed by weight percentage ball mill, and in above-mentioned material: ball: water ratio is 1:1.5:0.7 ball milling 13 hours, fineness is 250 mesh screen residues 0.6%；
(2) preparation of glaze fabric: Anhydrite 20%, zinc oxide 20%, dolomite 8%, Kaolin 7%, quartz 20%, frit 23%, copper oxide 1.8%, cobalt aluminate 0.2% are weighed in high alumina lining ball mill by weight percentage, and according to combination material: ball: water is the ratio of 1:1.6:0.5, add goal and carry out ball milling together with water 16 hours, ball milling fineness controls crossing 350 orders, screen over-size 0.6%, glaze fabric good for ball milling is put in glaze slip bucket, agitated, sieve, deironing, glaze slip proportion is 1.62/L；
(3) blank forming and biscuiting: base substrate mud is put in mud pit, agitated, extract with double cylinder diaphragm pump sieve, deironing, dehydration, mud cake drying, pelletize, sieve, old, molding, biscuiting, base substrate roller kilns biscuiting, biscuiting translational speed controls at 35m/h, firing temperature controls at 1020 DEG C, and biscuiting qualification rate is 89.5%；
(4) base substrate glazing: on glazing line, base substrate is first passed through water spray chamber, carries out glazing then through filtering glaze case；
(5) transmutation brick is fired: the base substrate after glazing is fired after drying in shuttle-type electrical kiln, transmutation reaction is brought it about through the lifting of secondary alternating temperature, rise to 1240 DEG C in 5 hours through room temperature to be quickly down to 1080 DEG C and rise to kiln discharge after 1100 DEG C of insulations are down to room temperature in 80 minutes again, firing time controls within 9 hours, obtaining base substrate thickness is 7mm, glaze thickness is 0.5mm, product colour is consistent but decorative pattern is different, has the rectangle monolayer glaze paint transmutation brick of avy blue glaze paint crystalline substance floral pattern.
Claims (10)
1. a preparation method for monolayer glaze paint transmutation brick, comprises the following steps:
(1) preparation of base substrate mud: by pyrophillite, wollastonite, limestone, mixed soil, be weighed in ball mill by body recipe, and according to weight ratio, combination material: ball: water is the ratio of 1:1.5:0.7, add goal and carry out ball milling together with water 12 15 hours, ball milling fineness controls at 250 orders, screen over-size 0.6 0.8%；
(2) preparation of glaze fabric: Anhydrite, zinc oxide, dolomite, Kaolin, quartz, frit, oxide coloring agent are weighed in ball mill by glaze surface compositions, and according to weight ratio, combination material: ball: water is the ratio of 1:1.6:0.5, add goal and carry out ball milling together with water 16 17 hours, ball milling fineness controls, crossing 350 orders, screen over-size 0.7-1%, to put in glaze slip bucket by glaze fabric good for ball milling, agitated, sieve, deironing, glaze slip specific gravity control is at 1.6 1.65/L；
(3) blank forming and biscuiting: the base substrate mud in step (1) is put in mud pit, agitated, extract with pump sieve, deironing, dehydration, mud cake drying, pelletize, sieve, old, molding, biscuiting, base substrate kiln biscuiting, biscuiting translational speed controls at 25-35m/h, and firing temperature controls at 1010-1030 DEG C；
(4) base substrate glazing: on glazing line, base substrate is first passed through water spray chamber, carries out glazing then through filtering glaze case；
(5) transmutation brick is fired: the base substrate after glazing is fired after drying in kiln, and the firing time controls at 9 hours, and firing temperature controls at 1250 degree, and brings it about transmutation reaction through the lifting of secondary alternating temperature, obtains monolayer glaze paint transmutation brick.
2. the preparation method of a kind of monolayer glaze paint transmutation brick according to claim 1, it is characterised in that: the body recipe described in step (1) is pyrophillite 25 45%wt, wollastonite 10 25%wt, limestone 5 20%wt, mixed soil 10-60%wt；Glaze surface compositions described in step (2) is Anhydrite 10 30%wt, zinc oxide 10 30%wt, dolomite 2 20%wt, Kaolin 2 20%wt, quartzy 10 30%wt, frit 10 40%wt, oxide coloring agent 0-5%wt.
3. the preparation method of a kind of monolayer glaze paint transmutation brick according to claim 1, it is characterised in that: the body recipe described in step (1) is pyrophillite 33 37%wt, wollastonite 13 17%wt, limestone 8 12%wt, mixed soil 30-50%wt；Glaze surface compositions described in step (2) is Anhydrite 18 22%wt, zinc oxide 18 22%wt, dolomite 6 10%wt, Kaolin 5 9%wt, quartzy 18 22%wt, frit 21 25%wt, oxide coloring agent 1-2%wt.
4. the preparation method of a kind of monolayer glaze paint transmutation brick according to claim 3, it is characterised in that: described mixed soil selected from Yujiang County's mud, Suzhou mud native, magnesia, Ji'an white clay one or more；One or more in manganese dioxide, copper oxide, iron sesquioxide, cobalt oxide, lithium oxide, Barium monoxide, lead oxide, chromium oxide, cobalt aluminate of described oxide coloring agent.
5. the preparation method of a kind of monolayer glaze paint transmutation brick according to claim 1, it is characterised in that: the ball mill described in step (2) is high aluminum liner ball mill；Extracting with pump described in step (3) is extract with double cylinder diaphragm pump；Described in step (3) is use roller kilns biscuiting with kiln biscuiting；Fire as firing in shuttle-type electrical kiln in kiln described in step (5).
6. the preparation method of a kind of monolayer glaze paint transmutation brick according to claim 1, it is characterised in that: the blank forming described in step (3), its blank forming moisture control is between 6 7%.
7. the preparation method of a kind of monolayer glaze paint transmutation brick according to claim 1, it is characterised in that: using kiln biscuiting described in step (3), its biscuit is lower 5 10 DEG C than base substrate maturing temperature.
8. the preparation method of a kind of monolayer glaze paint transmutation brick according to claim 1, it is characterised in that: the lifting of secondary alternating temperature described in step (5) is: room temperature-rise to 1240 ± 5 DEG C-be quickly down to 1080 ± 5 DEG C-rise to again 1100 ± 5 DEG C-insulation 80 ± 5 minutes-be down to room temperature.
9. the preparation method of a kind of monolayer glaze paint transmutation brick according to claim 1, it is characterised in that: described monolayer glaze paint its water absorption rate≤0.1% of transmutation brick, base substrate thickness is 6-8mm, and glaze thickness is 0.5 0.9mm.
10. the monolayer glaze paint transmutation brick prepared according to the preparation method of the arbitrary described a kind of monolayer glaze paint transmutation brick of claim 1-9；Its monolayer glaze paint transmutation brick profile is the one in triangle, square, rhombus, pentagon, hexagon.
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