CN116119928B - Crystal effect glaze, marble tile preparation process using crystal effect glaze and marble tile - Google Patents

Crystal effect glaze, marble tile preparation process using crystal effect glaze and marble tile Download PDF

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Publication number
CN116119928B
CN116119928B CN202310425716.5A CN202310425716A CN116119928B CN 116119928 B CN116119928 B CN 116119928B CN 202310425716 A CN202310425716 A CN 202310425716A CN 116119928 B CN116119928 B CN 116119928B
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parts
glaze
layer
color
crystal effect
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CN116119928A (en
Inventor
胡益峰
郭惠法
尧高辉
唐秋云
宋建锋
彭细辉
于志强
闫广贺
吴惠权
黄慧廉
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Guangxi Jianyi Ceramics Co ltd
Guangdong Jianyi Group Ceramics Co ltd
Qingyuan Jianyi Ceramics Co Ltd
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Guangxi Jianyi Ceramics Co ltd
Guangdong Jianyi Group Ceramics Co ltd
Qingyuan Jianyi Ceramics Co Ltd
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Classifications

    • 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
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C8/00—Enamels; Glazes; Fusion seal compositions being frit compositions having non-frit additions
    • C—CHEMISTRY; METALLURGY
    • 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
    • C03C8/02—Frit compositions, i.e. in a powdered or comminuted form
    • C03C8/08—Frit compositions, i.e. in a powdered or comminuted form containing phosphorus
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/009—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone characterised by the material treated
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
    • C04B41/52—Multiple coating or impregnating multiple coating or impregnating with the same composition or with compositions only differing in the concentration of the constituents, is classified as single coating or impregnation
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/80—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
    • C04B41/81—Coating or impregnation
    • C04B41/89—Coating or impregnation for obtaining at least two superposed coatings having different compositions
    • 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

Abstract

The invention relates to the technical field of ceramic tiles, in particular to crystal effect glaze, a marble ceramic tile preparation process using the crystal effect glaze and a marble ceramic tile. The crystal effect glaze is prepared by ball milling after uniformly mixing the following raw materials in percentage by mass: 26-35% of low-temperature Gao Lin frit, 5-15% of potassium feldspar, 4-8% of aragonite, 7-14% of kaolin, 12-16% of dolomite, 10-14% of alpha-quartz, 5-9% of ferric oxide, 2-3% of iron slag, 3-5% of calcined talc, 3-6% of mica, 3-6% of zinc oxide, 0-5% of manganese oxide and 0.2-0.45% of additive; the mass percentage of P in the low-temperature Gao Lin frit is calculated according to the mass percentage of oxide 2 O 5 More than or equal to 35 percent. By adding a catalyst containing P 2 O 5 The low-temperature Gao Lin frit can crystallize redundant coloring oxides such as ferric oxide during firing, so that two crystal phases are generated, the two effects of silvery white and light red are presented, and the decorative effect formed by the combination of natural mica is combined, so that the marble tile has a better crystal decorative effect.

Description

Crystal effect glaze, marble tile preparation process using crystal effect glaze and marble tile
Technical Field
The invention relates to the technical field of ceramic tiles, in particular to crystal effect glaze, a marble ceramic tile preparation process using the crystal effect glaze and a marble ceramic tile.
Background
With the popularization of ceramic inkjet printing technology, pattern decoration on the surface of ceramic tiles becomes diversified and personalized, and is thus deeply favored by consumers. However, most of the marble tiles produced in the market at present are overlapped through ink-jet printing and screen printing, and are limited by the color development effect of green bricks and the ink-jet technology, the definition and the stereoscopic impression of the tiles are always bad, and the crystal effect of the tiles is greatly different from that of natural marble.
Disclosure of Invention
The invention mainly aims to provide crystal effect glaze, a marble tile preparation process using the crystal effect glaze and a marble tile, and aims to solve the technical problem that the existing tile has poor crystal effect.
In order to achieve the aim, the invention provides a crystal effect glaze which is prepared by uniformly mixing the following raw materials in percentage by mass and then ball-milling: 26-35% of low-temperature Gao Lin frit, 5-15% of potassium feldspar, 4-8% of aragonite and high7-14% of kaolin, 12-16% of dolomite, 10-14% of alpha-quartz, 5-9% of ferric oxide, 2-3% of iron slag, 3-5% of calcined talcum, 3-6% of mica, 3-6% of zinc oxide, 0-5% of manganese oxide and 0.2-0.45% of additive; the mass percentage of P in the low-temperature Gao Lin frit is calculated according to the mass percentage of oxide 2 O 5 ≥35%。
The crystal effect glaze is added with low-temperature Gao Lin frit, wherein the frit contains more than 35% of P 2 O 5 The method comprises the steps of carrying out a first treatment on the surface of the In addition, the proposal is also added with 5 to 9 percent of ferric oxide and 2 to 3 percent of iron slag, P in the low-temperature Gao Lin frit 2 O 5 Can crystallize surplus coloring oxide such as ferric oxide during high temperature sintering to produce alpha-Fe 2 O 3 With beta-Fe 2 O 3 The two crystal phases show two effects of silvery white and light red, and the decorative effect formed by combining the natural mica can be comparable to that of natural stone, and the crystal effect glaze with good decorative effect is formed. In addition, the addition of the low-temperature Gao Lin frit can reduce the firing temperature of the crystal effect glaze/marble tile and reduce the defects of pinholes, bubbles, prickly heat and the like of the marble tile.
Preferably, the chemical composition of the low-temperature Gao Lin frit comprises the following components in percentage by mass: loss on ignition of 0 to 0.23 percent, siO 2 8.5～14.0%，Al 2 O 3 21.5～24.5%，K 2 O 11.3～15.4%，Na 2 4.5 to 6.4 percent of O, 2.6 to 3.7 percent of ZnO and P 2 O 5 39.5～45.5%。
P in low temperature Gao Lin frit in this embodiment 2 O 5 The maximum content is, in particular, 39.5-45.5%, and in this range, the crystallization effect with ferric oxide is better, and the crystal decoration effect of the marble tile is better. In addition, the low-temperature Gao Lin frit in the scheme can reduce the firing temperature of the marble tile, the firing temperature can be reduced to 1135-1230 ℃, the lowest firing temperature can be reduced to 1135-1175 ℃, the mica can not be completely melted at the lower firing temperature, and the light reflecting (flashing) effect can be still kept after firing. It should be noted that the conventional crystal glaze has a sintering temperature of 1250-1300 ℃, and the scheme has the relevant performance and is characterized by the sintering temperature reduced by tens or even hundreds of DEG CThe ceramic tile can maintain better quality without being reduced.
Preferably, the additive is sodium tripolyphosphate and/or methylcellulose. The sodium tripolyphosphate has the main functions of improving the fluidity of the crystal effect glaze, reducing the water content under the condition of ensuring the production process requirement, and facilitating the subsequent operation, wherein the glaze is not easy to flocculate and precipitate. The methylcellulose can play a certain role in bonding, so that the strength of raw glaze is increased, and the drying shrinkage of the glaze is reduced; the methylcellulose also has a suspending effect, so that the glaze is suspended, and precipitation is prevented; meanwhile, the glaze material has certain water-retaining property, and the glaze layer is uniformly dried to form a flat and compact glaze surface.
In addition, the invention also provides a preparation process of the marble tile, which comprises the following steps:
s1, distributing the blank raw materials according to preset textures, and performing compression molding to obtain a blank layer;
s2, applying a color-increasing glaze on the green body layer to obtain a color-increasing glaze layer;
s3, carrying out ink-jet printing on the color-increasing glaze layer to obtain a pattern layer, wherein the preset texture and the preset pattern are overlapped;
s4, screen printing a color glaze on the pattern layer to obtain a color glaze layer;
s5, screen printing the crystal effect glaze on the color glaze layer to obtain a crystal effect glaze layer;
s6, screen printing full glaze polishing on the crystal effect glaze layer to obtain a full glaze polishing layer;
and S7, polishing after sintering to obtain the marble tile.
Through the superposition of the steps, on the basis of color glaze and ink-jet printing decoration, the crystal effect glaze is newly added, and is applied in a screen printing mode, the glossiness of the crystal effect glaze forms contrast with that of the full polished glaze, the surface decoration effect of the marble tile can be enhanced, crystals similar to the texture of natural stone can be separated out from the crystal effect glaze, and the marble tile with clear texture and crystallization effect is obtained.
Preferably, the color-increasing glaze is prepared by uniformly mixing the following raw materials in parts by weight and then ball-milling: 18 to 23 parts of potassium feldspar, 15 to 20 parts of albite, 5 to 7 parts of nepheline, 11 to 15 parts of quartz, 5 to 9 parts of alumina, 9 to 13.5 parts of calcined kaolin, 2 to 4.5 parts of calcined talcum, 7 to 12.6 parts of kaolin, 1.0 to 3.0 parts of wollastonite, 5 to 15 parts of zirconium silicate, 1 to 3 parts of zinc oxide, 0.15 to 1.5 parts of glaze pigment and 0.2 to 0.6 part of additive. The color-increasing glaze is applied on the green body in a bell jar glaze spraying mode, and the color-generating effect of the green body cloth pattern and the ink-jet printing pattern can be increased in a whole glaze applying mode. The glaze coloring material can be cobalt black, scarlet, chrome green, orange, lemon yellow, etc.
Preferably, the color glaze is prepared by uniformly mixing the following raw materials in parts by weight and then ball milling: 32-38 parts of potassium feldspar, 11-17 parts of albite, 6-8 parts of quartz powder, 1-3.5 parts of calcined kaolin, 3-4.5 parts of calcined talcum, 7-12.6 parts of kaolin, 5-7 parts of wollastonite, 2-4 parts of zinc oxide, 3-6 parts of barium carbonate, 2-7.3 parts of strontium carbonate, 0.6-8.5 parts of glaze pigment and 0.3-0.85 part of additive.
Preferably, the full polished glaze is prepared by uniformly mixing the following raw materials in parts by weight and then ball milling: 30 to 40 parts of potassium feldspar, 9.5 to 16 parts of albite, 8 to 12 parts of quartz, 4 to 7.5 parts of calcined kaolin, 2 to 4.1 parts of calcined talcum, 3 to 6.6 parts of kaolin, 3 to 5 parts of wollastonite, 3 to 4 parts of zinc oxide, 4 to 6.5 parts of barium carbonate, 5 to 7.6 parts of strontium carbonate and 0.2 to 0.65 part of additive. The full polished glaze is applied on the outermost layer of the marble tile, and plays a role in protecting the marble tile, so that the marble tile can maintain a good crystal effect after being used for a long time, and the ceramic tile can be ensured to have better surface quality.
Preferably, the firing temperature in step S7 is 1135-1230 ℃, and the firing time is 55-90 min.
Preferably, in step S4, the color glaze is screen-printed except for the area printed with the preset pattern; in the step S5, the crystal effect glaze is screen-printed in the area printed with the preset pattern; in step S6, the full polished glaze is screen-printed except for the area printed with the crystal effect glaze.
The silk screen is processed by image software during silk screen printing of the color glaze, the silk screen is manufactured into a 100-mesh silk screen, the silk screen printing area is a white area reserved by the engraved silk screen, the color glaze can be mostly and locally printed, the color glaze is specifically printed in an area uncovered by a preset pattern of ink-jet printing, the color glaze is matched with the preset pattern, the transition between the depth of the positions of the mostly and locally areas can be realized through superposition of different positions and different gray scales of the ink and the color glaze, and the tone, gray scale and layering sense of the layout are increased. The crystal effect glaze can be line printing or a local area, and the area of the whole plate surface is usually less than 5%, and the crystal effect glaze can play a role in adding flowers to the whole plate surface by combining the thick lines of the pattern printed by ink jet. And removing the area printed with the crystal effect glaze, and printing the full polished glaze in other places so as to avoid the effect that the full polished glaze covers the crystal effect glaze and the formation of crystals in the crystal effect glaze is influenced.
The invention also provides a marble tile prepared by the preparation process of the marble tile. The tile adopts all the technical schemes, so that the tile has at least all effects brought by the technical schemes, and the description is omitted herein.
Compared with the prior art, the technical scheme of the invention has the following beneficial effects: by adding a catalyst containing P 2 O 5 The low-temperature Gao Lin frit can crystallize redundant coloring oxides such as ferric oxide and the like during high-temperature sintering, so that two crystal phases are generated, the two effects of silvery white and light red are presented, and the decorative effect formed by combining the natural mica can be comparable to that of natural stone, so that the surface of the marble tile has better decorative crystal effect.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and that other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a partial enlarged view of a color glaze net when a marble tile in the present scheme is printed with a color glaze, wherein a white area is a color glaze printed area;
fig. 2 is a partial enlarged view of a crystal effect glaze net when the marble tile in the present solution prints a crystal effect glaze, wherein the white areas are crystal effect glaze printed areas;
FIG. 3 is a full glaze-polishing net when the marble tile in the present solution is printed with full glaze polishing, wherein the white area is a full glaze-polishing printed area;
fig. 4 is an effect diagram of the marble tile of the present embodiment at 10 times magnification of the crystals produced.
The realization, functional characteristics and advantages of the present application will be further described with reference to the embodiments, referring to the attached drawings.
Detailed Description
The following description of the technical solutions in the embodiments of the present invention will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present invention.
A preparation process of marble tile comprises the following steps:
s1, distributing the blank raw materials according to preset textures, and performing compression molding to obtain a blank layer;
s2, applying a color-increasing glaze on the green body layer to obtain a color-increasing glaze layer;
s3, carrying out ink-jet printing on the color-increasing glaze layer to obtain a pattern layer, wherein the preset texture and the preset pattern are overlapped;
s4, screen printing color glaze on the pattern layer except for the area printed with the preset pattern to obtain a color glaze layer;
s5, printing a region with a preset pattern on the color glaze layer, and screen printing crystal effect glaze to obtain a crystal effect glaze layer;
s6, screen printing full glaze polishing on the areas except the areas printed with the crystal effect glaze on the crystal effect glaze layer to obtain a full glaze polishing layer;
and S7, polishing after sintering to obtain the marble tile, wherein the sintering temperature is 1135-1230 ℃, and the sintering time is 55-90 min.
The color-increasing glaze is prepared by uniformly mixing the following raw materials in parts by weight and then ball-milling: 18 to 23 parts of potassium feldspar, 15 to 20 parts of albite, 5 to 7 parts of nepheline, 11 to 15 parts of quartz, 5 to 9 parts of alumina, 9 to 13.5 parts of calcined kaolin, 2 to 4.5 parts of calcined talcum, 7 to 12.6 parts of kaolin, 1.0 to 3.0 parts of wollastonite, 5 to 15 parts of zirconium silicate, 1 to 3 parts of zinc oxide, 0.15 to 1.5 parts of glaze pigment and 0.2 to 0.6 part of additive.
The color glaze is prepared by ball milling after uniformly mixing the following raw materials in parts by weight: 32-38 parts of potassium feldspar, 11-17 parts of albite, 6-8 parts of quartz powder, 1-3.5 parts of calcined kaolin, 3-4.5 parts of calcined talcum, 7-12.6 parts of kaolin, 5-7 parts of wollastonite, 2-4 parts of zinc oxide, 3-6 parts of barium carbonate, 2-7.3 parts of strontium carbonate, 0.6-8.5 parts of glaze pigment and 0.3-0.85 part of additive.
The crystal effect glaze is prepared by ball milling after uniformly mixing the following raw materials in percentage by mass: 26-35% of low-temperature Gao Lin frit, 5-15% of potassium feldspar, 4-8% of aragonite, 7-14% of kaolin, 12-16% of dolomite, 10-14% of alpha-quartz, 5-9% of ferric oxide, 2-3% of iron slag, 3-5% of calcined talc, 3-6% of mica, 3-6% of zinc oxide, 0-5% of manganese oxide and 0.2-0.45% of additive; the chemical composition of the low-temperature Gao Lin frit comprises the following components in percentage by mass: loss on ignition of 0 to 0.23 percent, siO 2 8.5～14.0%，Al 2 O 3 21.5～24.5%，K 2 O 11.3～15.4%，Na 2 4.5 to 6.4 percent of O, 2.6 to 3.7 percent of ZnO and P 2 O 5 39.5～45.5%。
The full polished glaze is prepared by ball milling after uniformly mixing the following raw materials in parts by weight: 30 to 40 parts of potassium feldspar, 9.5 to 16 parts of albite, 8 to 12 parts of quartz, 4 to 7.5 parts of calcined kaolin, 2 to 4.1 parts of calcined talcum, 3 to 6.6 parts of kaolin, 3 to 5 parts of wollastonite, 3 to 4 parts of zinc oxide, 4 to 6.5 parts of barium carbonate, 5 to 7.6 parts of strontium carbonate and 0.2 to 0.65 part of additive.
The additives are sodium tripolyphosphate and/or methylcellulose.
The following description of the embodiments of the present invention will be presented in further detail with reference to the examples, which should be understood as being merely illustrative of the present invention and not limiting.
The chemical composition of the group provided for each raw material in mass percent (in units of%) is as follows:
in other embodiments, the chemical composition of the raw materials is correspondingly changed when factors such as the place of production are changed.
In this scheme, the green body raw material adopts a conventional ceramic green body raw material, and a group of ceramic green body raw materials are provided below for the preparation of the following examples: 15-22 parts of sodium potassium sodium sand in Hunan, 13-19 parts of Xingda stone powder, 16-26 parts of bezoar stone powder, 11-15 parts of black mud, 5-10 parts of water-washed clay, 5-10 parts of strong plastic soil and 7-13 parts of natrolite powder, wherein in the following examples, the raw materials of the ceramic body are: 18 parts of Hunan potassium sodium sand, 16 parts of Xingda stone powder, 18 parts of bezoar stone powder, 15 parts of black mud, 10 parts of water-washed clay, 10 parts of strong plastic soil and 13 parts of natrolite powder. In other embodiments, the raw materials and amounts of the ceramic body may be adapted.
Example 1
A preparation process of marble tile comprises the following steps:
s1, distributing the blank raw materials according to preset textures, and performing compression molding to obtain a blank layer;
s2, applying a color-increasing glaze on the green body layer to obtain a color-increasing glaze layer;
s3, carrying out ink-jet printing on the color-increasing glaze layer to obtain a pattern layer, wherein the preset texture and the preset pattern are overlapped;
s4, screen printing color glaze on the pattern layer except for the area printed with the preset pattern to obtain a color glaze layer;
s5, screen printing a crystal effect glaze in a region with a preset pattern printed on the color glaze layer to obtain a crystal effect glaze layer;
s6, screen printing full-polished glaze on the areas except the areas printed with the crystal effect glaze on the crystal effect glaze layer to obtain a full-polished glaze layer;
and S7, polishing after sintering to obtain the marble tile, wherein the sintering temperature is 1170 ℃, and the sintering time is 60 minutes.
The color-increasing glaze is prepared by uniformly mixing the following raw materials in parts by weight and then ball-milling: 20 parts of potassium feldspar, 20 parts of albite, 6 parts of nepheline, 13 parts of quartz, 9 parts of alumina, 12 parts of calcined kaolin, 3 parts of calcined talcum, 7 parts of kaolin, 2 parts of wollastonite, 8 parts of zirconium silicate, 2 parts of zinc oxide, 1 part of glaze pigment, 0.15 part of sodium tripolyphosphate and 0.3 part of methyl cellulose.
The color glaze is prepared by ball milling after uniformly mixing the following raw materials in parts by weight: 38 parts of potassium feldspar, 17 parts of albite, 7 parts of quartz powder, 1 part of calcined kaolin, 4 parts of calcined talcum, 10 parts of kaolin, 6 parts of wollastonite, 2 parts of zinc oxide, 3 parts of barium carbonate, 4 parts of strontium carbonate, 3 parts of pigment for glaze, 0.15 part of sodium tripolyphosphate and 0.4 part of methyl cellulose.
The crystal effect glaze is prepared by ball milling after uniformly mixing the following raw materials in percentage by mass: 32% of low-temperature Gao Lin frit, 6% of potassium feldspar, 5.5% of aragonite, 8.5% of kaolin, 12% of dolomite, 11.65% of alpha-quartz, 8% of ferric oxide, 2% of iron slag, 4% of calcined talcum, 4% of mica, 4% of zinc oxide, 2% of manganese oxide, 0.15% of sodium tripolyphosphate and 0.2% of methyl cellulose; the chemical composition of the low-temperature Gao Lin frit comprises the following components in percentage by mass: loss on ignition 0.1%, siO 2 12%，Al 2 O 3 24%，K 2 O 14%，Na 2 O4.5%, znO 3.7% and P 2 O 5 41.7%。
The full polished glaze is prepared by ball milling after uniformly mixing the following raw materials in parts by weight: 38 parts of potassium feldspar, 10 parts of albite, 10 parts of quartz, 7 parts of calcined kaolin, 3 parts of calcined talcum, 5 parts of kaolin, 3 parts of wollastonite, 3 parts of zinc oxide, 5 parts of barium carbonate, 7 parts of strontium carbonate, 0.1 part of sodium tripolyphosphate and 0.3 part of methyl cellulose.
Example 2
A preparation process of marble tile comprises the following steps:
s1, distributing the blank raw materials according to preset textures, and performing compression molding to obtain a blank layer;
s2, applying a color-increasing glaze on the green body layer to obtain a color-increasing glaze layer;
s3, carrying out ink-jet printing on the color-increasing glaze layer to obtain a pattern layer, wherein the preset texture and the preset pattern are overlapped;
s4, screen printing color glaze on the pattern layer except for the area printed with the preset pattern to obtain a color glaze layer;
s5, printing a region with a preset pattern on the color glaze layer, and screen printing crystal effect glaze to obtain a crystal effect glaze layer;
s6, screen printing full glaze polishing on the areas except the areas printed with the crystal effect glaze on the crystal effect glaze layer to obtain a full glaze polishing layer;
and S7, polishing after sintering to obtain the marble tile, wherein the sintering temperature is 1190 ℃ and the sintering time is 80 minutes.
The color-increasing glaze is prepared by uniformly mixing the following raw materials in parts by weight and then ball-milling: 23 parts of potassium feldspar, 17 parts of albite, 5 parts of nepheline, 14 parts of quartz, 7 parts of alumina, 10 parts of calcined kaolin, 4 parts of calcined talcum, 10 parts of kaolin, 1 part of wollastonite, 12 parts of zirconium silicate, 1 part of zinc oxide, 0.5 part of glaze pigment, 0.1 part of sodium tripolyphosphate and 0.4 part of methyl cellulose.
The color glaze is prepared by ball milling after uniformly mixing the following raw materials in parts by weight: 35 parts of potassium feldspar, 14 parts of albite, 6 parts of quartz powder, 2 parts of calcined kaolin, 3 parts of calcined talcum, 7.5 parts of kaolin, 7 parts of wollastonite, 3 parts of zinc oxide, 5 parts of barium carbonate, 2 parts of strontium carbonate, 2 parts of pigment for glaze, 0.1 part of sodium tripolyphosphate and 0.2 part of methyl cellulose.
In terms of mass percent, the components are as follows,the crystal effect glaze is prepared by ball milling after the following raw materials are uniformly mixed: 28% of low-temperature Gao Lin frit, 9% of potassium feldspar, 5% of aragonite, 10.2% of kaolin, 12% of dolomite, 13% of alpha-quartz, 5% of ferric oxide, 3% of iron slag, 5% of calcined talcum, 5% of mica, 3.5% of zinc oxide, 1% of manganese oxide, 0.1% of sodium tripolyphosphate and 0.2% of methyl cellulose; the chemical composition of the low-temperature Gao Lin frit comprises the following components in percentage by mass: loss on ignition 0.15%, siO 2 12.65%，Al 2 O 3 23%，K 2 O13%，Na 2 O5%, znO3.2% and P 2 O 5 43%。
The full polished glaze is prepared by ball milling after uniformly mixing the following raw materials in parts by weight: 36 parts of potassium feldspar, 13 parts of albite, 8 parts of quartz, 6 parts of calcined kaolin, 2 parts of calcined talcum, 4 parts of kaolin, 4 parts of wollastonite, 4 parts of zinc oxide, 6.5 parts of barium carbonate, 6 parts of strontium carbonate, 0.1 part of sodium tripolyphosphate and 0.25 part of methyl cellulose.
Example 3
A preparation process of marble tile comprises the following steps:
s1, distributing the blank raw materials according to preset textures, and performing compression molding to obtain a blank layer;
s2, applying a color-increasing glaze on the green body layer to obtain a color-increasing glaze layer;
s3, carrying out ink-jet printing on the color-increasing glaze layer to obtain a pattern layer, wherein the preset texture and the preset pattern are overlapped;
s4, screen printing color glaze on the pattern layer except for the area printed with the preset pattern to obtain a color glaze layer;
s5, printing a region with a preset pattern on the color glaze layer, and screen printing crystal effect glaze to obtain a crystal effect glaze layer;
s6, screen printing full glaze polishing on the areas except the areas printed with the crystal effect glaze on the crystal effect glaze layer to obtain a full glaze polishing layer;
and S7, polishing after sintering to obtain the marble tile, wherein the sintering temperature is 1200 ℃ and the sintering time is 65min.
The color-increasing glaze is prepared by uniformly mixing the following raw materials in parts by weight and then ball-milling: 23 parts of potassium feldspar, 15 parts of albite, 5 parts of calcined talcum, 15 parts of kaolin, 20.5 parts of quartz, 12 parts of zirconium silicate, 3 parts of calcined kaolin, 5 parts of zinc oxide, 1 part of wollastonite, 1 part of water-washed clay, 0.9 part of glaze pigment, 0.4 part of sodium tripolyphosphate and 0.2 part of methyl cellulose.
The color glaze is prepared by ball milling after uniformly mixing the following raw materials in parts by weight: 33 parts of potassium feldspar, 17 parts of albite, 6 parts of quartz, 3 parts of calcined kaolin, 4.5 parts of calcined talcum, 7 parts of water-washed clay, 5 parts of wollastonite, 4 parts of calcined zinc oxide, 3 parts of barium carbonate, 7 parts of strontium carbonate, 6 parts of glaze pigment, 0.3 part of sodium tripolyphosphate and 0.2 part of methyl cellulose.
The crystal effect glaze is prepared by ball milling after uniformly mixing the following raw materials in percentage by mass: 26% of low-temperature Gao Lin frit, 13% of potassium feldspar, 6% of aragonite, 7% of kaolin, 14% of dolomite, 10% of alpha-quartz, 7% of ferric oxide, 3% of iron slag, 4% of calcined talcum, 3% of mica, 5.3% of zinc oxide, 1.5% of manganese oxide, 0.1% of sodium tripolyphosphate and 0.1% of methyl cellulose; the chemical composition of the low-temperature Gao Lin frit comprises the following components in percentage by mass: loss on ignition 0.2%, siO 2 8.5%，Al 2 O 3 24%，K 2 O12.4%，Na 2 O6.4%, znO3% and P 2 O 5 45.5%。
The full polished glaze is prepared by ball milling after uniformly mixing the following raw materials in parts by weight: 35 parts of potassium feldspar, 15 parts of albite, 8 parts of dolomite, 7 parts of wollastonite, 2 parts of calcined talcum, 6 parts of sodium carbonate, 3 parts of zinc oxide, 4 parts of alumina powder, 6 parts of calcined kaolin, 5 parts of water-washed clay and 0.65 part of additive.
Example 3 illustrates that the crystalline effect glaze of the present embodiment can also be used with other conventional full polished glazes, color-enhancing glazes, and the like.
Example 4
A preparation process of marble tile comprises the following steps:
s1, distributing the blank raw materials according to preset textures, and performing compression molding to obtain a blank layer;
s2, applying a color-increasing glaze on the green body layer to obtain a color-increasing glaze layer;
s3, carrying out ink-jet printing on the color-increasing glaze layer to obtain a pattern layer, wherein the preset texture and the preset pattern are overlapped;
s4, applying color glaze on the pattern layer to obtain a color glaze layer;
s5, printing a region with a preset pattern on the color glaze layer, and screen printing crystal effect glaze to obtain a crystal effect glaze layer;
s6, fully polishing glaze is fully applied to the crystal effect glaze layer, and a fully polished glaze layer is obtained;
and S7, polishing after sintering to obtain the marble tile, wherein the sintering temperature is 1220 ℃, and the sintering time is 85min.
The color-increasing glaze is prepared by uniformly mixing the following raw materials in parts by weight and then ball-milling: 18 parts of potassium feldspar, 15 parts of albite, 7 parts of nepheline, 15 parts of quartz, 5 parts of alumina, 13 parts of calcined kaolin, 2 parts of calcined talcum, 12 parts of kaolin, 3 parts of wollastonite, 5 parts of zirconium silicate, 3 parts of zinc oxide, 1.3 parts of glaze pigment and 0.2 part of sodium tripolyphosphate.
The color glaze is prepared by ball milling after uniformly mixing the following raw materials in parts by weight: 32 parts of potassium feldspar, 12 parts of albite, 8 parts of quartz powder, 3.5 parts of calcined kaolin, 4.5 parts of calcined talcum, 12 parts of kaolin, 5 parts of wollastonite, 4 parts of zinc oxide, 6 parts of barium carbonate, 7 parts of strontium carbonate, 5 parts of glaze pigment, 0.2 part of sodium tripolyphosphate and 0.2 part of methyl cellulose.
The crystal effect glaze is prepared by ball milling after uniformly mixing the following raw materials in percentage by mass: 35% of low-temperature Gao Lin frit, 5% of potassium feldspar, 4% of aragonite, 8% of kaolin, 13% of dolomite, 12% of alpha-quartz, 6% of ferric oxide, 2% of iron slag, 3% of calcined talcum, 5% of mica, 5% of zinc oxide, 1.8% of manganese oxide and 0.2% of sodium tripolyphosphate; the chemical composition of the low-temperature Gao Lin frit comprises the following components in percentage by mass: loss on ignition 0.23%, siO 2 14%，Al 2 O 3 22.5%，K 2 O 15.4%，Na 2 O5.57%, znO 2.8% and P 2 O 5 39.5%。
The full polished glaze is prepared by ball milling after uniformly mixing the following raw materials in parts by weight: 30 parts of potassium feldspar, 15 parts of albite, 12 parts of quartz, 4 parts of calcined kaolin, 4 parts of calcined talcum, 6 parts of kaolin, 5 parts of wollastonite, 3 parts of zinc oxide, 4 parts of barium carbonate, 5 parts of strontium carbonate, 0.2 part of sodium tripolyphosphate and 0.4 part of methyl cellulose.
Comparative example 1
The parameters and preparation steps of this comparative example were identical to those of example 1, except that: the frit in the crystal effect glaze adopts conventional frit, and comprises the following chemical components in percentage by mass: loss on ignition 2.1%, siO 2 53%，Al 2 O 3 18%，K 2 O5.1%，Na 2 O6.4%，ZnO5%、CaO4.3%、MgO 5.7%。
Because the conventional frit is adopted, the sintering temperature corresponding to comparative example 1 needs to be increased to 1210 ℃, otherwise, a better ceramic tile finished product cannot be obtained.
Comparative example 2
The parameters and preparation steps of this comparative example were the same as in example 1, except that the amount of low temperature Gao Lin frit in the crystal effect glaze was adjusted, specifically as shown in the following table:
note that: the amounts of raw materials not mentioned in the above table remain unchanged.
Comparative example 3
The parameters and preparation steps of this comparative example were the same as in example 1, except that the P in the low temperature Gao Lin frit was 2 O 5 Content adjustment occurs as follows:
note that: the amounts of raw materials not mentioned in the above table remain unchanged.
Comparative example 4
The parameters and preparation steps of this comparative example were identical to those of example 1, except that: and (3) the crystal effect glaze is not screen printed, namely the step S5 is canceled, and the full polished glaze is screen printed on the color glaze layer except the area printed with the preset pattern.
The marble tiles prepared in examples 1 to 4 and comparative examples 1 to 4 were subjected to performance test, and specific test results are shown in the following table:
note that: the crystallization effect is obtained by visual observation of observers, wherein the total number of the detection groups (observers) is 40, the detection groups are defined to observe when the distance between the detection groups and the tile sample is 1 meter, the surface of the tile is uniformly distributed with visible crystals, the visible crystals are good in crystallization effect, the visible crystals are marked as excellent when the visible crystals are more than 36 persons, the visible crystals are marked as good when the visible crystals are more than 30-36 persons, the visible crystals are marked as normal when the visible crystals are more than 29 persons, and the visible crystals are marked as poor when the visible crystals are more than 25-29 persons.
As shown by the test results of the table, the marble tile prepared by the scheme has relatively clear texture, good crystallization effect and excellent anti-skid effect, the flexural strength can be maintained to be more than 50Mpa, and the surface of the prepared marble tile is flat and free from defects.
From the results of the tests in example 1 and comparative example 1, it was found that when the low-temperature Gao Lin frit was replaced with the rest of the frit, the flexural strength of the tile was somewhat lowered, and the crystallization effect was poor. As is clear from the test results of example 1 and comparative example 2, the low temperature Gao Lin frit should be strictly limited in the amount of 26-35%, otherwise the crystallization effect of the marble tile is greatly reduced. As can be seen from the results of the tests of example 1 and comparative example 3, P in the low temperature Gao Lin frit 2 O 5 When the content is changed, the flexural strength of the marble tile is lowered, and the crystallization effect is also poor.
Example 5
The parameters and preparation steps of this example were identical to those of example 4, except that:
and (3) screen printing color glaze on the pattern layer except for the area printed with the preset pattern.
Example 6
The parameters and preparation steps of this example were identical to those of example 5, except that:
and (3) screen printing the full polished glaze in the areas except the areas printed with the crystal effect glaze on the crystal effect glaze layer.
The marble tiles prepared in examples 5 to 6 were subjected to performance tests, and specific test results are shown in the following table:
as can be seen from the test results of the table, the scheme needs to limit the application areas of the color glaze and the full-polished glaze, control the color glaze to be screen-printed in the area outside the preset pattern, enable the texture to be clearer in the area outside the crystal effect glaze by screen-printing of the full-polished glaze, enable the perspective to be better after polishing due to the fact that a large number of glass phases are generated by the full-polished glaze after firing, and improve visual definition and layering.
Example 7
The parameters and preparation steps of this example were identical to those of example 3, except that:
the color-increasing glaze is prepared by ball milling after uniformly mixing the following raw materials: 20 parts of potassium feldspar, 15 parts of albite, 6 parts of nepheline, 12 parts of quartz, 8 parts of alumina, 9 parts of calcined kaolin, 4.5 parts of calcined talcum, 11 parts of kaolin, 1 part of wollastonite, 7 parts of zirconium silicate, 2 parts of zinc oxide, 1 part of glaze pigment, 0.1 part of sodium tripolyphosphate and 0.2 part of methyl cellulose.
Example 8
The parameters and preparation steps of this example were identical to those of example 7, except that:
the color glaze is prepared by ball milling after evenly mixing the following raw materials: 35 parts of potassium feldspar, 12 parts of albite, 8 parts of quartz powder, 1 part of calcined kaolin, 4 parts of calcined talcum, 7 parts of kaolin, 6 parts of wollastonite, 3 parts of zinc oxide, 5 parts of barium carbonate, 5 parts of strontium carbonate, 2 parts of pigment for glaze, 0.2 part of sodium tripolyphosphate and 0.25 part of methyl cellulose.
Example 9
The parameters and preparation steps of this example were identical to those of example 8, except that:
the full glaze polishing is prepared by ball milling after the following raw materials are uniformly mixed: 32 parts of potassium feldspar, 10 parts of albite, 10 parts of quartz, 6 parts of calcined kaolin, 3 parts of calcined talcum, 5 parts of kaolin, 4 parts of wollastonite, 3 parts of zinc oxide, 5 parts of barium carbonate, 6 parts of strontium carbonate, 0.1 part of sodium tripolyphosphate and 0.3 part of methyl cellulose.
The marble tiles prepared in examples 7 to 9 were subjected to performance tests, and specific test results are shown in the following table:
as shown by the test results of the table, the definition of the ceramic tile can be greatly improved and the crystallization effect of the ceramic tile can be improved by optimizing the formulas of the color-increasing glaze, the color glaze and the full polished glaze. It should be noted that, although examples 7 and 8 are of good grade, in practice, 35 persons in example 8 considered that the crystallization effect was good, and 32 persons in example 7 considered that the crystallization effect was good, and thus, the crystallization effect of example 8 was more excellent than that of example 7.
Example 10
A preparation process of marble tile comprises the following steps:
s1, distributing the blank raw materials according to preset textures, and performing compression molding to obtain a blank layer;
s2, applying a color-increasing glaze on the green body layer to obtain a color-increasing glaze layer;
s3, carrying out ink-jet printing on the color-increasing glaze layer to obtain a pattern layer, wherein the preset texture and the preset pattern are overlapped;
s4, screen printing color glaze on the pattern layer except for the area printed with the preset pattern to obtain a color glaze layer;
s5, screen printing a crystal effect glaze in a region with a preset pattern printed on the color glaze layer to obtain a crystal effect glaze layer;
s6, screen printing full-polished glaze on the areas except the areas printed with the crystal effect glaze on the crystal effect glaze layer to obtain a full-polished glaze layer;
and S7, polishing after sintering to obtain the marble tile, wherein the sintering temperature is 1135 ℃ and the sintering time is 80min.
The color-increasing glaze is prepared by uniformly mixing the following raw materials in parts by weight and then ball-milling: 18 parts of potassium feldspar, 20 parts of albite, 6 parts of nepheline, 12 parts of quartz, 9 parts of alumina, 12 parts of calcined kaolin, 4 parts of calcined talcum, 8 parts of kaolin, 3 parts of wollastonite, 8 parts of zirconium silicate, 2 parts of zinc oxide, 1 part of glaze pigment, 0.2 part of sodium tripolyphosphate and 0.25 part of methyl cellulose.
The color glaze is prepared by ball milling after uniformly mixing the following raw materials in parts by weight: 37 parts of potassium feldspar, 17 parts of albite, 7 parts of quartz powder, 1 part of calcined kaolin, 4 parts of calcined talcum, 9 parts of kaolin, 6 parts of wollastonite, 4 parts of zinc oxide, 3 parts of barium carbonate, 4 parts of strontium carbonate, 3 parts of pigment for glaze, 0.3 part of sodium tripolyphosphate and 0.25 part of methyl cellulose.
The crystal effect glaze is prepared by ball milling after uniformly mixing the following raw materials in percentage by mass: 34% of low-temperature Gao Lin frit, 6% of potassium feldspar, 4% of aragonite, 8% of kaolin, 12% of dolomite, 11.65% of alpha-quartz, 9% of ferric oxide, 2% of iron slag, 3% of calcined talcum, 4% of mica, 3% of zinc oxide, 3% of manganese oxide, 0.15% of sodium tripolyphosphate and 0.2% of methyl cellulose; the chemical composition of the low-temperature Gao Lin frit comprises the following components in percentage by mass: loss on ignition 0.1%, siO 2 10%，Al 2 O 3 22%，K 2 O 15%，Na 2 O5.5%, znO 3.4% and P 2 O 5 44%。
The full polished glaze is prepared by ball milling after uniformly mixing the following raw materials in parts by weight: 35 parts of potassium feldspar, 15 parts of albite, 10 parts of quartz, 7 parts of calcined kaolin, 3 parts of calcined talcum, 5 parts of kaolin, 4 parts of wollastonite, 4 parts of zinc oxide, 5 parts of barium carbonate, 7 parts of strontium carbonate, 0.2 part of sodium tripolyphosphate and 0.2 part of methyl cellulose.
The marble tile prepared in example 10 was subjected to performance tests, the specific test results are shown in the following table:
from the test results of the table, the crystallization temperature/firing temperature of the crystal effect glaze in the marble tile can be reduced by further optimizing each parameter, the minimum firing temperature in the scheme can reach 1135 ℃, the energy is saved, the environment is protected, the obtained marble tile still has excellent physical and chemical properties such as breaking strength, anti-slip grade, water absorption and the like, and meanwhile, the marble tile can maintain excellent crystallization effect.
The foregoing description is only of the preferred embodiments of the present invention and is not intended to limit the scope of the invention, and all equivalent structural changes made by the content of the present invention or direct/indirect application in other related technical fields are included in the scope of the present invention.

Claims (8)

1. The crystal effect glaze is characterized by being prepared by ball milling after uniformly mixing the following raw materials in percentage by mass: 32-34% of low-temperature Gao Lin frit, 5-15% of potassium feldspar, 4-8% of aragonite, 7-14% of kaolin, 12-16% of dolomite, 10-14% of alpha-quartz, 5-9% of ferric oxide, 2-3% of iron slag, 3-5% of calcined talc, 3-6% of mica, 3-6% of zinc oxide, 0-5% of manganese oxide and 0.2-0.45% of additive;
the chemical composition of the low-temperature Gao Lin frit comprises the following components in percentage by mass: loss on ignition of 0 to 0.23 percent, siO 2 8.5～14.0%，Al 2 O 3 21.5～24.5%，K 2 O 11.3～15.4%，Na 2 4.5 to 6.4 percent of O, 2.6 to 3.7 percent of ZnO and P 2 O 5 41.7～44%；
The preparation process of the marble tile comprises the following steps:
s1, distributing the blank raw materials according to preset textures, and performing compression molding to obtain a blank layer;
s2, applying a color-increasing glaze on the green body layer to obtain a color-increasing glaze layer;
s3, carrying out ink-jet printing on the color-increasing glaze layer to obtain a pattern layer, wherein the preset texture and the preset pattern are overlapped;
s4, applying color glaze on the pattern layer to obtain a color glaze layer;
s5, screen printing the crystal effect glaze on the color glaze layer to obtain a crystal effect glaze layer;
s6, applying full glaze polishing on the crystal effect glaze layer to obtain a full glaze polishing layer;
s7, polishing after sintering to obtain the marble tile;
the sintering temperature is 1135-1170 ℃ and the sintering time is 55-90 min.
2. A crystal effect glaze according to claim 1, wherein the additive is sodium tripolyphosphate and/or methylcellulose.
3. The preparation process of the marble tile is characterized by comprising the following steps of:
s1, distributing the blank raw materials according to preset textures, and performing compression molding to obtain a blank layer;
s2, applying a color-increasing glaze on the green body layer to obtain a color-increasing glaze layer;
s3, carrying out ink-jet printing on the color-increasing glaze layer to obtain a pattern layer, wherein the preset texture and the preset pattern are overlapped;
s4, applying color glaze on the pattern layer to obtain a color glaze layer;
s5, screen printing the crystal effect glaze according to any one of claims 1-2 on the color glaze layer to obtain a crystal effect glaze layer;
s6, applying full glaze polishing on the crystal effect glaze layer to obtain a full glaze polishing layer;
s7, polishing after sintering to obtain the marble tile;
the sintering temperature is 1135-1170 ℃ and the sintering time is 55-90 min.
4. The process for preparing the marble tile according to claim 3, wherein the color-increasing glaze is prepared by uniformly mixing the following raw materials in parts by weight and then ball milling: 18 to 23 parts of potassium feldspar, 15 to 20 parts of albite, 5 to 7 parts of nepheline, 11 to 15 parts of quartz, 5 to 9 parts of alumina, 9 to 13.5 parts of calcined kaolin, 2 to 4.5 parts of calcined talcum, 7 to 12.6 parts of kaolin, 1.0 to 3.0 parts of wollastonite, 5 to 15 parts of zirconium silicate, 1 to 3 parts of zinc oxide, 0.15 to 1.5 parts of glaze pigment and 0.2 to 0.6 part of additive.
5. The process for preparing marble tile according to claim 3, wherein the color glaze is prepared by ball milling after uniformly mixing the following raw materials in parts by weight: 32-38 parts of potassium feldspar, 11-17 parts of albite, 6-8 parts of quartz powder, 1-3.5 parts of calcined kaolin, 3-4.5 parts of calcined talcum, 7-12.6 parts of kaolin, 5-7 parts of wollastonite, 2-4 parts of zinc oxide, 3-6 parts of barium carbonate, 2-7.3 parts of strontium carbonate, 0.6-8.5 parts of glaze pigment and 0.3-0.85 part of additive.
6. The preparation process of the marble tile according to claim 3, wherein the full polished glaze is prepared by ball milling after uniformly mixing the following raw materials in parts by weight: 30 to 40 parts of potassium feldspar, 9.5 to 16 parts of albite, 8 to 12 parts of quartz, 4 to 7.5 parts of calcined kaolin, 2 to 4.1 parts of calcined talcum, 3 to 6.6 parts of kaolin, 3 to 5 parts of wollastonite, 3 to 4 parts of zinc oxide, 4 to 6.5 parts of barium carbonate, 5 to 7.6 parts of strontium carbonate and 0.2 to 0.65 part of additive.
7. A process for preparing a marble tile according to claim 3 or 6, wherein in step S4, the color glaze is screen-printed except for the areas printed with the preset pattern; in step S5, screen printing the crystal effect glaze on the area printed with the preset pattern; in step S6, the full polished glaze is screen-printed except for the area printed with the crystal effect glaze.
8. A marble tile, characterized in that it is produced by the process for preparing a marble tile according to any one of claims 3 to 7.
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