CN114804928B - Preparation method of one-time-firing gold-plated dry-grain glazed rock plate - Google Patents
Preparation method of one-time-firing gold-plated dry-grain glazed rock plate Download PDFInfo
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- CN114804928B CN114804928B CN202210569126.5A CN202210569126A CN114804928B CN 114804928 B CN114804928 B CN 114804928B CN 202210569126 A CN202210569126 A CN 202210569126A CN 114804928 B CN114804928 B CN 114804928B
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- 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
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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
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- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
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- 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
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Abstract
The invention relates to a preparation method of a one-time firing gold-plated dry grain glazed rock plate, which sequentially comprises the following steps from bottom to top: the method comprises the steps of printing glue patterns on a digital glue layer, matching glue printing patterns which leave white spots or lines according to the design of the pattern decoration layer, sucking dry grains in an area which is not left with white after dry grains are applied, enabling the designed concave area left by the dry grain glaze layer to be subjected to gold plating glaze, sintering, enabling the gold plating glaze layer not to react with the dry grain glaze layer, and enabling gold plating glaze in the concave area to be reserved through a polishing procedure, so that a one-time sintered gold plating dry grain glaze rock plate is obtained, gold plating textures can be flexibly changed according to the design patterns, metal luster is high, three-dimensional sense is strong, dry grain glaze is strong in penetration sense, hardness is high, the rock plate glaze texture is rich, the product is high-end, and the product is strong in decoration and has extremely market competitiveness.
Description
Technical Field
The invention relates to the technical field of ceramic tiles, in particular to a preparation method of a one-time firing gold-plated dry grain glazed rock plate.
Background
The building ceramic is a ceramic product for various civil engineering and construction works such as houses, roads, water supply and drainage, courtyards and the like. The ceramic tile, color ceramic grain, ceramic pipe, etc. The materials of the products are divided into crude ceramic, fine ceramic, semi-ceramic and porcelain quality; the porous, compact and glazed products are classified according to the sintering degree of the green body. The building ceramic has the common characteristics of high strength, moisture resistance, fire resistance, acid resistance, alkali resistance, freezing resistance, no aging, no deterioration, no fading, easy cleaning and the like, and has rich artistic decoration effect.
In the decoration of building ceramics, the brick surface is plated with gold, so that the metal effect is added to the brick surface, the decoration effect can be greatly improved, the grade of the product is improved, and the added value of the product is increased.
Chinese patent CN201110305736.6 discloses a tile with gold plated on the surface and a manufacturing method thereof, and the patent prints gold paste on the surface of the fired tile for secondary sintering, but the fusion effect of gold height and the glazed surface of the tile is poor, and the process is complex. Chinese patent CN202010517957.9 discloses a method for preparing soft light gold-plated tile and its product, which is colored by vacuum ion plating and also requires secondary firing. At present, a gold plating process mainly utilizes sinking ink to form sinking lines on a full glaze polishing layer, and after firing, a layer of gold powder is sprayed on the whole brick surface for low-temperature secondary sintering, and then polishing is carried out, so that the gold plating powder in a sinking area is not thrown off and is reserved, the process is complex, and the utilization rate of the gold powder is extremely low. There is another common gold plating process in the market: the ceramic tile is grooved on the surface and then plated with metal, so that the process is more complex, the operability is very low, and the manufacturing cost is very high.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide a preparation method of a one-time burnt gold-plated dry particle glazed rock plate which has simple process, no need of secondary processing or burning, vivid gold-plated patterns and good decorative effect.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows: a preparation method of a one-time firing gold-plated dry-grain glazed rock plate comprises the following steps:
(1) Preparation of a rock plate blank: pressing and forming the rock plate base material to obtain a rock plate blank body;
(2) Coating of overglaze: uniformly coating the overglaze on the rock plate blank body, and drying to obtain the rock plate blank body with the overglaze applied;
(3) Ink jet printing: ink-jet printing patterns on the rock plate blank body with the overglaze to form a pattern decoration layer, so as to obtain a rock plate blank body with the decoration layer;
(4) Digital glue for inkjet printing: printing digital glue on the pattern decorative layer in an ink-jet manner to form a digital glue layer, so as to obtain a rock plate blank body with the digital glue layer;
(5) Cloth Shi Quan is polished dry grain glaze or semi-polished dry grain glaze: according to the glaze effect and the gold plating effect, selecting cloth Shi Quan to throw dry grain glaze or semi-throw dry grain glaze on the rock plate blank body with the digital glue layer, sucking dry grains of the non-printed digital glue area to form a dry grain glaze layer, and obtaining the rock plate blank body with the dry grain glaze layer; the softening temperature of the full-polished dry grain glaze is 980-1117 ℃, and the softening temperature of the half-polished dry grain glaze is 1060-1175 ℃;
(6) Coating of gold-plating glaze: spraying gold-plated glaze on the rock plate blank body with the dry grain glaze layer to form a gold-plated glaze layer, so as to obtain a rock plate blank body with the gold-plated glaze layer;
(7) Firing: placing the rock plate blank body with the gold-plated glaze layer in a roller kiln for sintering at 1100-1220 ℃ for 50-80 min to obtain a gold-plated rock plate primary finished product;
(8) Polishing: polishing the gold-plated rock plate primary finished product in the step (7) to obtain the primary burnt gold-plated dry grain glazed rock plate;
wherein the full-polished dry grain glaze comprises the following components in percentage by weight 2 ：58.62%～59.92%、Al 2 O 3 ：11.30%～14.20%、CaO：11.73%～13.87%、MgO：0.61%～1.43%、K 2 O：5.43%～6.34%、Na 2 O：1.56%～1.88%、ZnO：5.76%～6.71%、ZrO 2 ：0.12%～0.29%；
The semi-polished dry grain glaze comprises the following components in percentage by weight: siO (SiO) 2 ：61.72%～63.29%、Al 2 O 3 ：112.26%～13.85%、CaO：10.10%～11.43%、MgO：1.20%～1.34%、K 2 O：4.99%～5.55%、Na 2 O：0.94%～1.25%、ZnO：4.34%～6.49%、ZrO 2 ：0.14%～0.35%。
Further, the proportion of the particle fraction of the full-polished dry-grain glaze is as follows: 60 mesh below: 0% -3%, 60-80 mesh: 0% -5%, 80-120 mesh: 9% -19%, 120-180 mesh: 70% -80%, 180-325 mesh: 8% -15%, more than 325 mesh: 0% -8%.
Further, the distribution amount of the full-polished dry grain glaze is 200-800 g/m 2 。
Further, the semi-polished dry grain glaze comprises the following components in part by weight: 60 mesh below: 0% -6%, 60-80 mesh: 3% -15%, 80-120 mesh: 43% -56%, 120-180 mesh: 20% -30%, 180-325 mesh: 4% -10%, more than 325 mesh: 0% -3%.
Further, the distribution amount of the semi-polished dry grain glaze is 80-300 g/m 2 。
Further, the gold-plated glaze consists of metal pearl powder and ceramic glue, wherein the mass ratio of the metal pearl powder to the ceramic glue in the gold-plated glaze is (0.5-5): 100; the specific gravity of the glaze water of the gold-plated glaze is controlled to be 1.01-1.11, the flow rate of the glaze slurry is controlled to be 18-28 s, and the glazing quantity is controlled to be 50-250 g/m 2 。
Further, the particle size of the metal pearl powder is 5-1000 mu m.
Further, the metal pearl powder is a decorative material with optical interference effect obtained by coating one or more layers of metal oxide on a sheet material such as synthetic mica and aluminum oxide with the temperature resistance of over 1050 ℃ serving as a base material.
Further, the metal oxide is SnO 2 、TiO 2 、Fe 2 O 3 、Al 2 O 3 、Co 2 O 3 、Fe 3 O 4 One or more of MgO, znO, caO, cuO, zrO.
Further, the primary firing gold-plated dry grain glazed rock plate sequentially comprises: the coating comprises a green body layer, a surface glaze layer, a pattern decorative layer, a digital glue layer, a dry grain glaze layer and a gold-plated glaze layer.
According to the preparation method of the one-time-firing gold-plated dry-grain glazed rock plate, glue patterns are printed on a digital glue layer, glue printing patterns which leave white spots or lines are matched according to the design of a pattern decoration layer, dry grains in an area which is not left white are sucked away after dry grains are applied, gold-plated glaze is applied to a concave area which is designed to be left on the dry-grain glazed layer, the gold-plated glaze layer cannot react with the dry-grain glazed layer after firing, and gold-plated glaze in the concave area is reserved through a polishing procedure, so that the one-time-firing gold-plated dry-grain glazed rock plate is obtained, gold-plated textures can be flexibly changed according to the design patterns, the metal luster is bright, the third dimension is strong, the dry-grain glaze penetration sense is strong, the hardness is high, the glaze texture of the rock plate is rich, the product is high-end, the decoration is strong, and the one-time-firing gold-plated dry-grain glazed rock plate has great market competitiveness.
According to the preparation method of the one-time-firing gold-plated dry grain glaze rock plate, according to the glaze effect and the gold-plating effect, cloth Shi Quan dry grain glaze or semi-dry grain glaze can be selected on a rock plate blank body to which a digital glue layer is applied, when a full-polishing process is used, full-polishing dry grain glaze is selected, the melting temperature of the full-polishing dry grain glaze layer is lower, the dry grain glaze layer is thicker, the dry grain glaze layer is melted flat, gold-plated glaze on a dry grain glaze layer area stuck by digital glue can be completely polished, transparent and crystal full-polishing dry grain glaze texture is presented, a concave area formed by the pattern of the digital glue layer is left white, and gold-plated glaze is reserved, so that the gold-plating effect with bright metal luster is presented; when the semi-polishing process is used, the semi-polishing dry grain glaze is selected, the designed pattern area has a gold plating effect, and as the fusion temperature of the dry grain glaze layer selected by the semi-polishing process is higher, the grain feel of the sintered glaze is strong, after semi-polishing, the gold plating glaze at the dry grain gaps can be reserved, the star point-like gold plating effect is shown, and the gold plating decorative effect is gorgeous.
According to the preparation method of the one-time-firing gold-plated dry grain glaze rock plate, according to the glaze effect and the gold-plating effect, cloth Shi Quan dry grain glaze or semi-dry grain glaze can be selected on the rock plate blank body to which the digital glue layer is applied, parameters such as softening temperature, cloth application amount, grain grade proportion and the like of the full dry grain glaze and the semi-dry grain glaze are adjusted, mixed firing of the rock plate blank body to which the cloth Shi Quan dry grain glaze is applied and the rock plate blank body to which the cloth Shi Ban dry grain glaze is applied can be realized, the production process is simpler and more production requirements can be met.
Drawings
FIG. 1 is a schematic diagram of the structure of a one-time firing gold-plated dry grain glazed rock plate of the present invention;
in the figure: 1. the rock plate blank body layer 2, the overglaze layer 3, the pattern decorative layer 4, the digital glue layer 5, the dry grain glaze layer 6 and the gold-plating glaze layer.
Detailed Description
The following examples will assist those skilled in the art in a more complete understanding of the invention, but are not intended to limit the invention in any way.
The invention relates to a preparation method of a one-time firing gold-plated dry grain glazed rock plate,the rock plate blank body is prepared from a well-known common rock plate base material according to a conventional method, and can also be prepared from powder materials for preparing the rock plate blank body as defined in the application; in particular, the rock plate base material used for the rock plate blank in the following examples comprises the following chemical components in weight percent: si0 2 ：67%、A1 2 O 3 ：21.5%、K 2 0：3.5%、Na 2 0：2%、MgO：0.5%、CaO：0.3%、Fe 2 O 3 :0.5%, IL:4.7%; the powder material of the rock plate blank is sieved by a 250 mesh sieve for 0.6 to 0.8 percent.
The invention relates to a preparation method of a one-time firing gold-plated dry grain glazed rock plate, wherein metal pearl powder in gold-plated glaze can be purchased in the market, and the purchased metal pearl powder is a decorative material with optical interference effect, which is obtained by taking synthetic mica, alumina and other flaky materials with temperature resistance of over 1050 ℃ as base materials and coating one or more layers of metal oxides; the pearl powder shows different effects in use along with the different sizes of the particles, and the particle size of the metal pearl powder needs to be controlled between 5 and 1000 mu m in order to obtain better decorative effects; the metal oxide coated on the substrate is SnO 2 、TiO 2 、Fe 2 O 3 、Al 2 O 3 、Co 2 O 3 、Fe 3 O 4 One or more of MgO, znO, caO, cuO, zrO; according to the types, the sequence and the coating thickness of the coating oxide, the metal pearlescent powder presents different metallic luster and refractive indexes, and has angle-dependent heterochrosis, so that the metallic luster is colorful; to meet the specific needs of customers, the metal pearl powder suitable for use can be prepared or customized with suppliers according to the actual needs of customers and markets.
The invention relates to a preparation method of a one-time firing gold-plated dry-grain glazed rock plate, which can select overglazes with different composition ratios, wherein the overglazes are applied in the modes of, but not limited to, glaze spraying and the like. Under the overglaze with different composition ratios, the covering power of the metal pearl powder to the ground color is different, and the flickering effect of the metal pearl powder is also influenced by the overglaze; the overglaze used in the following examples comprises the following chemical components in percentage by weight: loss on burning: 1.82% of SiO 2 ：53.14%、Al 2 O 3 ：32.04%、Fe 2 O 3 ：0.25%、TiO 2 ：0.13%、CaO：0.42%、MgO：0.35%、K 2 O：2.29%、Na 2 O：4.32%、ZrO 2 :5.24%; the metallic pearl powder has strong covering power to the ground color, good flickering effect and gorgeous gold plating decorative effect when the surface glaze is applied.
According to the preparation method of the one-time-firing gold-plated dry-grain glazed rock plate, digital glue layers with different patterns are printed by using digital glue, the dry-grain glazed layer is stuck, dry grains in areas without the digital glue are sucked away, the dry-grain glazed layer can leave a designed dot-shaped or linear concave pattern, the concave pattern area is a polished gold-plated area, and the one-time-firing gold-plated dry-grain glazed rock plate prepared after being fired and polished has colorful gold-plated textures with metallic luster, so that the decoration effect of products is enriched; in addition, compared with the traditional glaze product, the dry grain glaze has the advantages of high transparency, high hardness and the like, and the dry grain semi-polishing and dry grain full-polishing gold-plated dry grain glaze rock plate products with two different processes can be manufactured by changing the dry grain type of the dry grain glaze layer and the glaze amount of the glaze layer; in addition, the method is simple and quick to operate, flexible in process, capable of manufacturing the gold-plated dry grain glazed rock plate in the high-end atmosphere without repeated firing or repeated processing, and capable of rapidly developing similar new products by changing pattern design of the pattern layer, pattern design of the digital glue layer, dry grain type and dosage of the dry grain glazed layer and the like, and improving market competitiveness.
The invention relates to a preparation method of a one-time firing gold-plated dry grain glazed rock plate, which adopts a digital ink-jet printer to print a pattern decorative layer, and the used ceramic color ink can be blue, brown, orange, yellow-black, black and the like; the digital glue layer is printed by a digital ink-jet printer, and the glue printing pattern which leaves white dots or lines is matched according to the design of the pattern decoration layer, and the components of the digital glue ink are not particularly limited and can be glue ink known in the art.
The invention relates to a preparation method of a one-time firing gold-plated dry grain glazed rock plate, which comprises a belt type spreader, a roller type spreader and the like, wherein dry grains are driven by a belt or a roller and uniformly spread on green bricks printed with a digital glue layer, the dry grains are stuck by the digital glue, and then a non-printed digital glue area, namely the non-stuck dry grains, are sucked by a matched exhaust tube of the dry grain spreader, and the thickness of the dry grain glazed layer can be adjusted according to the printing amount of the digital glue and the blanking amount of the dry grain spreader.
The invention relates to a preparation method of a one-time sintered gold-plated dry-grain glazed rock plate, wherein the grain size of the dry-grain glazed rock plate is between 10 and 60 meshes below 60 meshes, and the grain size of the dry-grain glazed rock plate is between 325 and 1000 meshes above 325 meshes.
The invention relates to a preparation method of a one-time firing gold-plated dry grain glazed rock plate, which comprises the following steps of: the burning loss is calculated according to the mass percent: 0.40%, siO 2 ：31.63%、Al 2 O 3 ：31.42%、Fe 2 O 3 ：22.72%、SnO 2 ：5.54%、TiO 2 ：0.74%、CaO：0.08%、MgO：0.43%、K 2 O：6.36%、Na 2 O:0.64%; the chemical composition of the metallic pearlescent powders used in examples 2-3 and comparative examples 1-2 was: the burning loss is calculated according to the mass percent: 0.47%, siO 2 ：39.98%、Al 2 O 3 ：31.38%、Fe 2 O 3 ：8.86%、SnO 2 ：3.68%、TiO 2 ：0.89%、CaO：4.73%、MgO：0.90%、K 2 O：8.52%、Na 2 O：0.54%。
The invention relates to a preparation method of a one-time burnt gold-plated dry grain glazed rock plate, wherein the polishing process parameters of the full polishing treatment in the following examples are shown in the following table:
the polishing process parameters for the semi-polishing treatment in the following examples are shown in the following table:
the present invention will be further illustrated by the following examples. It is to be understood that the following examples are given solely for the purpose of illustration and are not to be construed as limitations upon the scope of the invention, since numerous insubstantial modifications and variations will now occur to those skilled in the art in light of the foregoing disclosure. The specific process parameters and the like described below are also merely examples of suitable ranges, i.e., one skilled in the art can make a suitable selection from the description herein and are not intended to be limited to the specific values described below.
Example 1
The one-time burnt gold-plated dry-grain glazed rock plate sequentially comprises the following components from bottom to top: the decorative plate comprises a green body layer, a surface glaze layer, a pattern decorative layer, a digital glue layer, a dry grain glaze layer and a gold-plated glaze layer; the preparation method of the one-time burnt gold-plated dry-grain glazed rock plate comprises the following steps:
(1) Preparation of a rock plate blank: pressing and forming the rock plate base material to obtain a rock plate blank body;
(2) Coating of overglaze: uniformly coating the overglaze on the rock plate blank body, and drying to obtain the rock plate blank body with the overglaze applied; the surface glaze is sprayed in a mode that the specific gravity of the surface glaze is 1.85, and the glazing amount is 400g/m 2 The method comprises the steps of carrying out a first treatment on the surface of the The overglaze comprises the following chemical components in percentage by weight: loss on burning: 1.82% of SiO 2 ：53.14%、Al 2 O 3 ：32.04%、Fe 2 O 3 ：0.25%、TiO 2 ：0.13%、CaO：0.42%、MgO：0.35%、K 2 O：2.29%、Na 2 O：4.32%、ZrO 2 ：5.24%；
(3) Ink jet printing: ink-jet printing patterns on the rock plate blank body with the overglaze to form a pattern decoration layer, so as to obtain a rock plate blank body with the decoration layer;
(4) Digital glue for inkjet printing: printing digital glue on the pattern decorative layer in an ink-jet manner to form a digital glue layer, so as to obtain a rock plate blank body with the digital glue layer; the printing quantity of the digital glue ink is 20g/m 2 ；
(5) And (5) polishing dry grain glaze and semi-polishing dry grain glaze by using a piece of cloth Shi Quan respectively: according to the glaze effect and the gold plating effect, selecting cloth Shi Quan to throw dry grain glaze or semi-throw dry grain glaze on the rock plate blank body with the digital glue layer, sucking dry grains of the non-printed digital glue area to form a dry grain glaze layer, and obtaining the rock plate blank body with the dry grain glaze layer; the softening temperature of the full-polished dry grain glaze is 980-1117 ℃, and the softening temperature of the half-polished dry grain glaze is 1060-1175 ℃;
the rock plate blank body to which the dry grain glaze layer is applied is respectively as follows: distributing Shi Quan the rock plate blank of the dry grain glaze and distributing half-polished rock plate blank of the dry grain glaze;
(6) Coating of gold-plating glaze: spraying gold-plated glaze on the rock plate blank body coated with the cloth Shi Quan and the rock plate blank body coated with the semi-polished dry grain glaze respectively to form a gold-plated glaze layer, and respectively obtaining a fully polished rock plate blank body coated with the gold-plated glaze layer and a semi-polished rock plate blank body coated with the gold-plated glaze layer;
the gold-plated glaze consists of metal pearl powder and ceramic glue, wherein the particle size of the metal pearl powder is 5-300 mu m, and the metal pearl powder is a decorative material with optical interference effect, which is obtained by coating one or more layers of metal oxides on a sheet material such as synthetic mica and aluminum oxide with the temperature resistance of over 1050 ℃ serving as a base material; the mass ratio of the metal pearl powder to the ceramic glue in the gold-plated glaze is 0.5:100; the specific gravity of the glaze water of the gold-plated glaze is controlled to be 1.01, the flow speed of the glaze slurry is controlled to be 18s, and the glazing quantity is controlled to be 50g/m 2 ；
(7) Firing: placing the fully polished rock plate blank body with the gold-plated glaze layer and the half polished rock plate blank body with the gold-plated glaze layer into a roller kiln for mixed firing at 1100 ℃ for 50min to obtain a gold-plated rock plate primary finished product;
(8) Polishing: polishing the gold-plated rock plate primary finished product in the step (7) to obtain a full-polished one-time burnt gold-plated dry-grain glazed rock plate and a half-polished one-time burnt gold-plated dry-grain glazed rock plate;
wherein the full-polished dry grain glaze comprises the following components in percentage by weight 2 ：58.62%～59.92%、Al 2 O 3 ：11.30%～14.20%、CaO：11.73%～13.87%、MgO：0.61%～1.43%、K 2 O：5.43%～6.34%、Na 2 O：1.56%～1.88%、ZnO：5.76%～6.71%、ZrO 2 ：0.12%～0.29%；
The whole polishing is dryThe granule glaze is applied in an amount of 200g/m 2 ；
The proportion of the particle level of the full-polished dry-grain glaze is as follows: 60 mesh below: 0% -3%, 60-80 mesh: 0% -5%, 80-120 mesh: 9% -19%, 120-180 mesh: 70% -80%, 180-325 mesh: 8% -15%, more than 325 mesh: 0% -8%;
the semi-polished dry grain glaze comprises the following components in percentage by weight: siO (SiO) 2 ：61.72%～63.29%、Al 2 O 3 ：112.26%～13.85%、CaO：10.10%～11.43%、MgO：1.20%～1.34%、K 2 O：4.99%～5.55%、Na 2 O：0.94%～1.25%、ZnO：4.34%～6.49%、ZrO 2 ：0.14%～0.35%；
The distribution amount of the semi-polished dry grain glaze is 80g/m 2 ；
The semi-polished dry grain glaze particle fraction ratio is as follows: 60 mesh below: 0% -6%, 60-80 mesh: 3% -15%, 80-120 mesh: 43% -56%, 120-180 mesh: 20% -30%, 180-325 mesh: 4% -10%, more than 325 mesh: 0% -3%.
The full-polished one-time firing gold-plated dry-grain glazed rock plate prepared by the embodiment has clear glaze penetration, fine pattern color, bright gold-plated texture, golden red metallic luster and fine design pattern penetration, and the glossiness of the dry-grain glazed layer reaches 96-100 degrees;
the half-polished one-time-firing gold-plated dry-grain glazed rock plate prepared by the embodiment has the advantages that besides the designed area is provided with metal lines, gold-plated points are densely distributed in the dry-grain glazed layer, the glossiness of the half-polished dry-grain glazed layer is more than 80 degrees, the dry-grain glazed layer and the gold-plated layer are subjected to strong color contrast, obvious contrast is also achieved in glossiness, the whole layer is rich, the gold-plated points are densely distributed, and the texture is strong.
Example 2
The one-time burnt gold-plated dry-grain glazed rock plate sequentially comprises the following components from bottom to top: the decorative plate comprises a green body layer, a surface glaze layer, a pattern decorative layer, a digital glue layer, a dry grain glaze layer and a gold-plated glaze layer; the preparation method of the one-time burnt gold-plated dry-grain glazed rock plate comprises the following steps:
(1) Preparation of a rock plate blank: pressing and forming the rock plate base material to obtain a rock plate blank body;
(2) Flour with a plurality of groovesCoating of glaze: uniformly coating the overglaze on the rock plate blank body, and drying to obtain the rock plate blank body with the overglaze applied; the surface glaze is sprayed in a mode that the specific gravity of the surface glaze is 1.89 and the glazing quantity is 600g/m 2 The method comprises the steps of carrying out a first treatment on the surface of the The overglaze comprises the following chemical components in percentage by weight: loss on burning: 1.82% of SiO 2 ：53.14%、Al 2 O 3 ：32.04%、Fe 2 O 3 ：0.25%、TiO 2 ：0.13%、CaO：0.42%、MgO：0.35%、K 2 O：2.29%、Na 2 O：4.32%、ZrO 2 ：5.24%；
(3) Ink jet printing: ink-jet printing patterns on the rock plate blank body with the overglaze to form a pattern decoration layer, so as to obtain a rock plate blank body with the decoration layer;
(4) Digital glue for inkjet printing: printing digital glue on the pattern decorative layer in an ink-jet manner to form a digital glue layer, so as to obtain a rock plate blank body with the digital glue layer; the printing quantity of the digital glue ink is 60g/m 2 ；
(5) And (5) polishing dry grain glaze and semi-polishing dry grain glaze by using a piece of cloth Shi Quan respectively: according to the glaze effect and the gold plating effect, selecting cloth Shi Quan to throw dry grain glaze or semi-throw dry grain glaze on the rock plate blank body with the digital glue layer, sucking dry grains of the non-printed digital glue area to form a dry grain glaze layer, and obtaining the rock plate blank body with the dry grain glaze layer; the softening temperature of the full-polished dry grain glaze is 980-1117 ℃, and the softening temperature of the half-polished dry grain glaze is 1060-1175 ℃;
the rock plate blank body to which the dry grain glaze layer is applied is respectively as follows: distributing Shi Quan the rock plate blank of the dry grain glaze and distributing half-polished rock plate blank of the dry grain glaze;
(6) Coating of gold-plating glaze: spraying gold-plated glaze on the rock plate blank body coated with the cloth Shi Quan and the rock plate blank body coated with the semi-polished dry grain glaze respectively to form a gold-plated glaze layer, and respectively obtaining a fully polished rock plate blank body coated with the gold-plated glaze layer and a semi-polished rock plate blank body coated with the gold-plated glaze layer;
the gold-plated glaze consists of metal pearl powder and ceramic glue, wherein the particle size of the metal pearl powder is 200-500 mu m, and the metal pearl powder is made of synthetic mica, alumina and other sheets with the temperature resistance of over 1050 DEG CThe decorative material with optical interference effect is obtained by coating one or more layers of metal oxides on a substrate; the mass ratio of the metal pearl powder to the ceramic glue in the gold-plated glaze is 5:100; the specific gravity of the glaze water of the gold-plated glaze is controlled to be 1.11, the flow rate of glaze slurry is controlled to be 28 s, and the glazing quantity is controlled to be 250g/m 2 ；
(7) Firing: placing the fully polished rock plate blank body with the gold-plated glaze layer and the half polished rock plate blank body with the gold-plated glaze layer into a roller kiln for mixed firing at 1220 ℃ for 80min to obtain a gold-plated rock plate primary finished product;
(8) Polishing: polishing the gold-plated rock plate primary finished product in the step (7) to obtain a full-polished one-time burnt gold-plated dry-grain glazed rock plate and a half-polished one-time burnt gold-plated dry-grain glazed rock plate;
wherein the full-polished dry grain glaze comprises the following components in percentage by weight 2 ：58.62%～59.92%、Al 2 O 3 ：11.30%～14.20%、CaO：11.73%～13.87%、MgO：0.61%～1.43%、K 2 O：5.43%～6.34%、Na 2 O：1.56%～1.88%、ZnO：5.76%～6.71%、ZrO 2 ：0.12%～0.29%；
The distribution amount of the full-polished dry grain glaze is 800g/m 2 ；
The proportion of the particle level of the full-polished dry-grain glaze is as follows: 60 mesh below: 0% -3%, 60-80 mesh: 0% -5%, 80-120 mesh: 9% -19%, 120-180 mesh: 70% -80%, 180-325 mesh: 8% -15%, more than 325 mesh: 0% -8%;
the semi-polished dry grain glaze comprises the following components in percentage by weight: siO (SiO) 2 ：61.72%～63.29%、Al 2 O 3 ：112.26%～13.85%、CaO：10.10%～11.43%、MgO：1.20%～1.34%、K 2 O：4.99%～5.55%、Na 2 O：0.94%～1.25%、ZnO：4.34%～6.49%、ZrO 2 ：0.14%～0.35%；
The distribution amount of the semi-polished dry grain glaze is 300g/m 2 ；
The semi-polished dry grain glaze particle fraction ratio is as follows: 60 mesh below: 0% -6%, 60-80 mesh: 3% -15%, 80-120 mesh: 43% -56%, 120-180 mesh: 20% -30%, 180-325 mesh: 4% -10%, more than 325 mesh: 0% -3%.
The full-polished one-time firing gold-plated dry-grain glazed rock plate prepared by the embodiment has clear glaze penetration, fine pattern color, bright gold-plated texture, silvery white metallic luster and fine design pattern penetration, and the glossiness of the dry-grain glazed layer reaches 96-100 degrees;
the half-polished one-time-firing gold-plated dry-grain glazed rock plate prepared by the embodiment has the advantages that besides the designed area is provided with metal lines, gold-plated points are densely distributed in the dry-grain glazed layer, the glossiness of the half-polished dry-grain glazed layer is more than 80 degrees, the dry-grain glazed layer and the gold-plated layer are subjected to strong color contrast, obvious contrast is also achieved in glossiness, the whole layer is rich, the gold-plated points are densely distributed, and the texture is strong.
Example 3
The one-time burnt gold-plated dry-grain glazed rock plate sequentially comprises the following components from bottom to top: the decorative plate comprises a green body layer, a surface glaze layer, a pattern decorative layer, a digital glue layer, a dry grain glaze layer and a gold-plated glaze layer; the preparation method of the one-time burnt gold-plated dry-grain glazed rock plate comprises the following steps:
(1) Preparation of a rock plate blank: pressing and forming the rock plate base material to obtain a rock plate blank body;
(2) Coating of overglaze: uniformly coating the overglaze on the rock plate blank body, and drying to obtain the rock plate blank body with the overglaze applied; the surface glaze is sprayed in a mode that the specific gravity of the surface glaze is 1.87 and the glazing quantity is 500g/m 2 The method comprises the steps of carrying out a first treatment on the surface of the The overglaze comprises the following chemical components in percentage by weight: loss on burning: 1.82% of SiO 2 ：53.14%、Al 2 O 3 ：32.04%、Fe 2 O 3 ：0.25%、TiO 2 ：0.13%、CaO：0.42%、MgO：0.35%、K 2 O：2.29%、Na 2 O：4.32%、ZrO 2 ：5.24%；
(3) Ink jet printing: ink-jet printing patterns on the rock plate blank body with the overglaze to form a pattern decoration layer, so as to obtain a rock plate blank body with the decoration layer;
(4) Digital glue for inkjet printing: printing digital glue on the pattern decorative layer in an ink-jet manner to form a digital glue layer, so as to obtain a rock plate blank body with the digital glue layer; digital glue ink printingThe printing amount is 50g/m 2 ；
(5) And (5) polishing dry grain glaze and semi-polishing dry grain glaze by using a piece of cloth Shi Quan respectively: according to the glaze effect and the gold plating effect, selecting cloth Shi Quan to throw dry grain glaze or semi-throw dry grain glaze on the rock plate blank body with the digital glue layer, sucking dry grains of the non-printed digital glue area to form a dry grain glaze layer, and obtaining the rock plate blank body with the dry grain glaze layer; the softening temperature of the full-polished dry grain glaze is 980-1117 ℃, and the softening temperature of the half-polished dry grain glaze is 1060-1175 ℃;
the rock plate blank body to which the dry grain glaze layer is applied is respectively as follows: distributing Shi Quan the rock plate blank of the dry grain glaze and distributing half-polished rock plate blank of the dry grain glaze;
(6) Coating of gold-plating glaze: spraying gold-plated glaze on the rock plate blank body coated with the cloth Shi Quan and the rock plate blank body coated with the semi-polished dry grain glaze respectively to form a gold-plated glaze layer, and respectively obtaining a fully polished rock plate blank body coated with the gold-plated glaze layer and a semi-polished rock plate blank body coated with the gold-plated glaze layer;
the gold-plated glaze consists of metal pearl powder and ceramic glue, wherein the particle size of the metal pearl powder is 50-300 mu m, and the metal pearl powder is a decorative material with optical interference effect, which is obtained by coating one or more layers of metal oxide on a sheet material such as synthetic mica, aluminum oxide and the like with the temperature resistance of over 1050 ℃ serving as a base material; the mass ratio of the metal pearl powder to the ceramic glue in the gold-plated glaze is 2.5:100; the specific gravity of the glaze water of the gold-plated glaze is controlled to be 1.07, the flow speed of the glaze slurry is controlled to be 22s, and the glazing quantity is controlled to be 150g/m 2 ；
(7) Firing: placing the fully polished rock plate blank body with the gold-plated glaze layer and the half polished rock plate blank body with the gold-plated glaze layer into a roller kiln for mixed firing at 1180 ℃ for 65min to obtain a gold-plated rock plate primary finished product;
(8) Polishing: polishing the gold-plated rock plate primary finished product in the step (7) to obtain a full-polished one-time burnt gold-plated dry-grain glazed rock plate and a half-polished one-time burnt gold-plated dry-grain glazed rock plate;
wherein the full-polished dry grain glaze comprises the following components in percentage by weight 2 ：58.62%～59.92%、Al 2 O 3 ：11.30%～14.20%、CaO：11.73%～13.87%、MgO：0.61%～1.43%、K 2 O：5.43%～6.34%、Na 2 O：1.56%～1.88%、ZnO：5.76%～6.71%、ZrO 2 ：0.12%～0.29%；
The distribution amount of the full-polished dry grain glaze is 400g/m 2 ；
The proportion of the particle level of the full-polished dry-grain glaze is as follows: 60 mesh below: 0% -3%, 60-80 mesh: 0% -5%, 80-120 mesh: 9% -19%, 120-180 mesh: 70% -80%, 180-325 mesh: 8% -15%, more than 325 mesh: 0% -8%;
the semi-polished dry grain glaze comprises the following components in percentage by weight: siO (SiO) 2 ：61.72%～63.29%、Al 2 O 3 ：112.26%～13.85%、CaO：10.10%～11.43%、MgO：1.20%～1.34%、K 2 O：4.99%～5.55%、Na 2 O：0.94%～1.25%、ZnO：4.34%～6.49%、ZrO 2 ：0.14%～0.35%；
The distribution amount of the semi-polished dry grain glaze is 150g/m 2 ；
The semi-polished dry grain glaze particle fraction ratio is as follows: 60 mesh below: 0% -6%, 60-80 mesh: 3% -15%, 80-120 mesh: 43% -56%, 120-180 mesh: 20% -30%, 180-325 mesh: 4% -10%, more than 325 mesh: 0% -3%.
The full-polished one-time firing gold-plated dry-grain glazed rock plate prepared by the embodiment has clear glaze penetration, fine pattern color, bright gold-plated texture, silvery white metallic luster and fine design pattern penetration, and the glossiness of the dry-grain glazed layer reaches 96-100 degrees;
the half-polished one-time-firing gold-plated dry-grain glazed rock plate prepared by the embodiment has the advantages that besides the designed area is provided with metal lines, gold-plated points are densely distributed in the dry-grain glazed layer, the glossiness of the half-polished dry-grain glazed layer is more than 80 degrees, the dry-grain glazed layer and the gold-plated layer are subjected to strong color contrast, obvious contrast is also achieved in glossiness, the whole layer is rich, the gold-plated points are densely distributed, and the texture is strong.
Comparative example 1
The one-time burnt gold-plated dry-grain glazed rock plate sequentially comprises the following components from bottom to top: the decorative plate comprises a green body layer, a surface glaze layer, a pattern decorative layer, a digital glue layer, a dry grain glaze layer and a gold-plated glaze layer; the preparation method of the one-time burnt gold-plated dry-grain glazed rock plate comprises the following steps:
(1) Preparation of a rock plate blank: pressing and forming the rock plate base material to obtain a rock plate blank body;
(2) Coating of overglaze: uniformly coating the overglaze on the rock plate blank body, and drying to obtain the rock plate blank body with the overglaze applied; the surface glaze is sprayed in a mode that the specific gravity of the surface glaze is 1.87 and the glazing quantity is 500g/m 2 The method comprises the steps of carrying out a first treatment on the surface of the The overglaze comprises the following chemical components in percentage by weight: loss on burning: 1.82% of SiO 2 ：53.14%、Al 2 O 3 ：32.04%、Fe 2 O 3 ：0.25%、TiO 2 ：0.13%、CaO：0.42%、MgO：0.35%、K 2 O：2.29%、Na 2 O：4.32%、ZrO 2 ：5.24%；
(3) Ink jet printing: ink-jet printing patterns on the rock plate blank body with the overglaze to form a pattern decoration layer, so as to obtain a rock plate blank body with the decoration layer;
(4) Digital glue for inkjet printing: printing digital glue on the pattern decorative layer in an ink-jet manner to form a digital glue layer, so as to obtain a rock plate blank body with the digital glue layer; the printing quantity of the digital glue ink is 50g/m 2 ；
(5) And (5) polishing dry grain glaze and semi-polishing dry grain glaze by using a piece of cloth Shi Quan respectively: according to the glaze effect and the gold plating effect, selecting cloth Shi Quan to throw dry grain glaze or semi-throw dry grain glaze on the rock plate blank body with the digital glue layer, sucking dry grains of the non-printed digital glue area to form a dry grain glaze layer, and obtaining the rock plate blank body with the dry grain glaze layer;
the rock plate blank body to which the dry grain glaze layer is applied is respectively as follows: distributing Shi Quan the rock plate blank of the dry grain glaze and distributing half-polished rock plate blank of the dry grain glaze;
(6) Coating of gold-plating glaze: spraying gold-plated glaze on the rock plate blank body coated with the cloth Shi Quan and the rock plate blank body coated with the semi-polished dry grain glaze respectively to form a gold-plated glaze layer, and respectively obtaining a fully polished rock plate blank body coated with the gold-plated glaze layer and a semi-polished rock plate blank body coated with the gold-plated glaze layer;
the gold-plated glaze consists of metal beadsThe metal pearl powder is a decorative material with optical interference effect, which is obtained by taking flaky materials such as synthetic mica, aluminum oxide and the like with the temperature resistance of over 1050 ℃ as base materials and coating one or more layers of metal oxides; the mass ratio of the metal pearl powder to the ceramic glue in the gold-plated glaze is 2.5:100; the specific gravity of the glaze water of the gold-plated glaze is controlled to be 1.07, the flow speed of the glaze slurry is controlled to be 22s, and the glazing quantity is controlled to be 150g/m 2 ；
(7) Firing: placing the fully polished rock plate blank body with the gold-plated glaze layer and the half polished rock plate blank body with the gold-plated glaze layer into a roller kiln for mixed firing at 1180 ℃ for 65min to obtain a gold-plated rock plate primary finished product;
(8) Polishing: polishing the gold-plated rock plate primary finished product in the step (7) to obtain a full-polished one-time burnt gold-plated dry-grain glazed rock plate and a half-polished one-time burnt gold-plated dry-grain glazed rock plate;
wherein the full-polished dry grain glaze comprises the following components in percentage by weight 2 ：60.02%～61.12%、Al 2 O 3 ：12.20%～13.20%、CaO：10.20%～11.10%、MgO：0.61%～1.43%、K 2 O：5.43%～6.34%、Na 2 O：1.56%～1.88%、ZnO：5.76%～6.71%、ZrO 2 ：0.12%～0.29%；
The distribution amount of the full-polished dry grain glaze is 400g/m 2 ；
The proportion of the particle level of the full-polished dry-grain glaze is as follows: 60 mesh below: 1% -3%, 60-80 mesh: 0% -5%, 80-120 mesh: 20% -25%, 120-180 mesh: 60% -70%, 180-325 mesh: 8% -15%, more than 325 mesh: 0% -8%;
the semi-polished dry grain glaze comprises the following components in percentage by weight: siO (SiO) 2 ：60.10%～61.20%、Al 2 O 3 ：11.10%～12.10%、CaO：12.20%～13.34%、MgO：1.20%～1.34%、K 2 O：4.99%～5.55%、Na 2 O：0.94%～1.25%、ZnO：4.34%～6.49%、ZrO 2 ：0.14%～0.35%；
The distribution amount of the semi-polished dry grain glaze is 150g/m 2 ；
The semi-polished dry grain glaze particle fraction ratio is as follows: 60 mesh below: 0% -6%, 60-80 mesh: 3% -15%, 80-120 mesh: 58-62%, 120-180 mesh: 18-27%, 180-325 mesh: 6% -8%, more than 325 mesh: 0% -3%.
The qualification rate of the mixed firing product is reduced to below 12 percent.
Comparative example 2
The one-time burnt gold-plated dry-grain glazed rock plate sequentially comprises the following components from bottom to top: the decorative plate comprises a green body layer, a surface glaze layer, a pattern decorative layer, a digital glue layer, a dry grain glaze layer and a gold-plated glaze layer; the preparation method of the one-time burnt gold-plated dry-grain glazed rock plate comprises the following steps:
(1) Preparation of a rock plate blank: pressing and forming the rock plate base material to obtain a rock plate blank body;
(2) Coating of overglaze: uniformly coating the overglaze on the rock plate blank body, and drying to obtain the rock plate blank body with the overglaze applied; the surface glaze is sprayed in a mode that the specific gravity of the surface glaze is 1.87 and the glazing quantity is 500g/m 2 The method comprises the steps of carrying out a first treatment on the surface of the The overglaze comprises the following chemical components in percentage by weight: loss on burning: 1.82% of SiO 2 ：53.14%、Al 2 O 3 ：32.04%、Fe 2 O 3 ：0.25%、TiO 2 ：0.13%、CaO：0.42%、MgO：0.35%、K 2 O：2.29%、Na 2 O：4.32%、ZrO 2 ：5.24%；
(3) Ink jet printing: ink-jet printing patterns on the rock plate blank body with the overglaze to form a pattern decoration layer, so as to obtain a rock plate blank body with the decoration layer;
(4) Digital glue for inkjet printing: printing digital glue on the pattern decorative layer in an ink-jet manner to form a digital glue layer, so as to obtain a rock plate blank body with the digital glue layer; the printing quantity of the digital glue ink is 50g/m 2 ；
(5) And (5) polishing dry grain glaze and semi-polishing dry grain glaze by using a piece of cloth Shi Quan respectively: according to the glaze effect and the gold plating effect, selecting cloth Shi Quan to throw dry grain glaze or semi-throw dry grain glaze on the rock plate blank body with the digital glue layer, sucking dry grains of the non-printed digital glue area to form a dry grain glaze layer, and obtaining the rock plate blank body with the dry grain glaze layer;
the rock plate blank body to which the dry grain glaze layer is applied is respectively as follows: distributing Shi Quan the rock plate blank of the dry grain glaze and distributing half-polished rock plate blank of the dry grain glaze;
(6) Coating of gold-plating glaze: spraying gold-plated glaze on the rock plate blank body coated with the cloth Shi Quan and the rock plate blank body coated with the semi-polished dry grain glaze respectively to form a gold-plated glaze layer, and respectively obtaining a fully polished rock plate blank body coated with the gold-plated glaze layer and a semi-polished rock plate blank body coated with the gold-plated glaze layer;
the gold-plated glaze consists of metal pearl powder and ceramic glue, wherein the particle size of the metal pearl powder is 50-300 mu m, and the metal pearl powder is a decorative material with optical interference effect, which is obtained by coating one or more layers of metal oxide on a sheet material such as synthetic mica, aluminum oxide and the like with the temperature resistance of over 1050 ℃ serving as a base material; the mass ratio of the metal pearl powder to the ceramic glue in the gold-plated glaze is 2.5:100; the specific gravity of the glaze water of the gold-plated glaze is controlled to be 1.07, the flow speed of the glaze slurry is controlled to be 22s, and the glazing quantity is controlled to be 150g/m 2 ；
(7) Firing: placing the fully polished rock plate blank body with the gold-plated glaze layer and the half polished rock plate blank body with the gold-plated glaze layer into a roller kiln for mixed firing at 1180 ℃ for 65min to obtain a gold-plated rock plate primary finished product;
(8) Polishing: polishing the gold-plated rock plate primary finished product in the step (7) to obtain a full-polished one-time burnt gold-plated dry-grain glazed rock plate and a half-polished one-time burnt gold-plated dry-grain glazed rock plate;
wherein the full-polished dry grain glaze comprises the following components in percentage by weight 2 ：57.20%～58.20%、Al 2 O 3 ：10.00%～11.20%、CaO：13.90%～14.98%、MgO：1.50%～2.60%、K 2 O：5.43%～6.34%、Na 2 O：1.56%～1.88%、ZnO：5.76%～6.71%、ZrO 2 ：0.12%～0.29%；
The distribution amount of the full-polished dry grain glaze is 400g/m 2 ；
The proportion of the particle level of the full-polished dry-grain glaze is as follows: 60 mesh below: 0% -3%, 60-80 mesh: 0% -5%, 80-120 mesh: 9% -19%, 120-180 mesh: 70% -80%, 180-325 mesh: 8% -15%, more than 325 mesh: 0% -8%;
the semi-polished dry grain glaze comprises the following components in percentage by weight: siO (SiO) 2 ：63.50%～64.85%、Al 2 O 3 ：11.10%～12.25%、CaO：8.90%～9.80%、MgO：1.20%～1.34%、K 2 O：4.99%～5.55%、Na 2 O：0.94%～1.25%、ZnO：4.34%～6.49%、ZrO 2 ：0.14%～0.35%；
The distribution amount of the semi-polished dry grain glaze is 150g/m 2 ；
The semi-polished dry grain glaze particle fraction ratio is as follows: 60 mesh below: 0% -6%, 60-80 mesh: 3% -15%, 80-120 mesh: 43% -56%, 120-180 mesh: 20% -30%, 180-325 mesh: 4% -10%, more than 325 mesh: 0% -3%.
The qualification rate of the mixed firing product is reduced to below 9 percent.
According to the test results of the embodiment, according to the preparation method of the one-time firing gold-plated dry-grain glazed rock plate, glue patterns are printed on a digital glue layer, glue printing patterns which leave white spots or lines are matched according to the design of a pattern decoration layer, dry grains are absorbed after dry grains are applied, the designed concave areas which are not left with white areas can be left on the dry-grain glazed layer after gold-plated glaze is applied, the gold-plated glazed layer cannot react with the dry-grain glazed layer through firing, gold plating in the concave areas is reserved through a polishing procedure, and therefore the one-time firing gold-plated dry-grain glazed rock plate is obtained, gold plating textures can be flexibly changed according to the design patterns, the metal luster is bright, the three-dimensional sense is strong, the dry-grain glaze is strong in penetration sense, the hardness is high, the glaze texture of the rock plate is rich, the product is high-end, the decorative is strong, and the product is very competitive in market; according to the glaze effect and the gold plating effect, cloth Shi Quan dry grain glaze or semi-dry grain glaze can be selected on the rock plate blank body to which the digital glue layer is applied, when a full-polishing process is used, full-polishing dry grain glaze is selected, the melting temperature of the full-polishing dry grain glaze layer is lower, the dry grain glaze layer is thicker, the dry grain glaze layer is leveled, gold plating glaze on the dry grain glaze layer area stuck by the digital glue can be completely polished, transparent and crystal full-polishing dry grain glaze texture is presented, a concave area formed by the pattern of the digital glue layer is left white, and gold plating glaze is reserved, so that the gold plating effect with bright metallic luster is presented; when the semi-polishing process is used, the semi-polishing dry grain glaze is selected, so that not only the designed pattern area has a gold plating effect, but also the gold plating glaze at the dry grain gaps can be reserved after semi-polishing due to the fact that the fusion temperature of the dry grain glaze layer selected by the semi-polishing process is higher, and the gold plating effect is shown simultaneously with the designed gold plating effect, and the gold plating decorative effect is gorgeous; according to the glaze effect and the gold plating effect, cloth Shi Quan dry grain glaze or semi-dry grain glaze can be selected on the rock plate blank body with the digital glue layer, parameters such as softening temperature, cloth application amount and grain grade proportion of the full dry grain glaze and the semi-dry grain glaze are adjusted, mixed firing of the rock plate blank body with the cloth Shi Quan dry grain glaze and the rock plate blank body with the cloth Shi Ban dry grain glaze can be realized, the production process is simpler and more production requirements can be met.
While the invention has been described in detail in the foregoing general description and with reference to specific embodiments thereof, it will be apparent to one skilled in the art that modifications and improvements can be made thereto. Accordingly, such modifications or improvements may be made without departing from the spirit of the invention and are intended to be within the scope of the invention as claimed.
Claims (8)
1. The preparation method of the one-time-firing gold-plated dry-grain glazed rock plate is characterized by comprising the following steps of:
(1) Preparation of a rock plate blank: pressing and forming the rock plate base material to obtain a rock plate blank body;
(2) Coating of overglaze: uniformly coating the overglaze on the rock plate blank body, and drying to obtain the rock plate blank body with the overglaze applied;
(3) Ink jet printing: ink-jet printing patterns on the rock plate blank body with the overglaze to form a pattern decoration layer, so as to obtain a rock plate blank body with the decoration layer;
(4) Digital glue for inkjet printing: printing digital glue on the pattern decorative layer in an ink-jet manner to form a digital glue layer, so as to obtain a rock plate blank body with the digital glue layer;
(5) Cloth Shi Quan is polished dry grain glaze or semi-polished dry grain glaze: according to the glaze effect and the gold plating effect, selecting cloth Shi Quan to throw dry grain glaze or semi-throw dry grain glaze on the rock plate blank body with the digital glue layer, sucking dry grains of the non-printed digital glue area to form a dry grain glaze layer, and obtaining the rock plate blank body with the dry grain glaze layer; the softening temperature of the full-polished dry grain glaze is 980-1117 ℃, and the softening temperature of the half-polished dry grain glaze is 1060-1175 ℃;
(6) Coating of gold-plating glaze: spraying gold-plated glaze on the rock plate blank body with the dry grain glaze layer to form a gold-plated glaze layer, so as to obtain a rock plate blank body with the gold-plated glaze layer;
(7) Firing: placing the rock plate blank body with the gold-plated glaze layer in a roller kiln for sintering at 1100-1220 ℃ for 50-80 min to obtain a gold-plated rock plate primary finished product;
(8) Polishing: polishing the gold-plated rock plate primary finished product in the step (7) to obtain the primary burnt gold-plated dry grain glazed rock plate;
wherein the full-polished dry grain glaze comprises the following components in percentage by weight 2 ：58.62%～59.92%、Al 2 O 3 ：11.30%～14.20%、CaO：11.73%～13.87%、MgO：0.61%～1.43%、K 2 O：5.43%～6.34%、Na 2 O：1.56%～1.88%、ZnO：5.76%～6.71%、ZrO 2 :0.12 to 0.29 percent; the proportion of the particle level of the full-polished dry-grain glaze is as follows: 60 mesh below: 0% -3%, 60-80 mesh: 0% -5%, 80-120 mesh: 9% -19%, 120-180 mesh: 70% -80%, 180-325 mesh: 8% -15%, more than 325 mesh: 0% -8%;
the semi-polished dry grain glaze comprises the following components in percentage by weight: siO (SiO) 2 ：61.72%～63.29%、Al 2 O 3 ：112.26%～13.85%、CaO：10.10%～11.43%、MgO：1.20%～1.34%、K 2 O：4.99%～5.55%、Na 2 O：0.94%～1.25%、ZnO：4.34%～6.49%、ZrO 2 :0.14 to 0.35 percent; the semi-polished dry grain glaze particle fraction ratio is as follows: 60 mesh below: 0% -6%, 60-80 mesh: 3% -15%, 80-120 mesh: 43% -56%, 120-180 mesh: 20% -30%, 180-325 mesh: 4% -10%, more than 325 mesh: 0% -3%.
2. According to claimThe method for preparing the one-time firing gold-plated dry grain glaze rock plate, which is characterized in that the distribution amount of the full-polished dry grain glaze is 200-800 g/m 2 。
3. The method for preparing the one-time firing gold-plated dry grain glazed rock plate according to claim 1, wherein the distribution amount of the semi-polished dry grain glaze is 80-300 g/m 2 。
4. The preparation method of the one-time firing gold-plated dry-grain glazed rock plate is characterized in that the gold-plated glaze consists of metal pearl powder and ceramic glue, and the mass ratio of the metal pearl powder to the ceramic glue in the gold-plated glaze is (0.5-5): 100; the specific gravity of the glaze water of the gold-plated glaze is controlled to be 1.01-1.11, the flow rate of the glaze slurry is controlled to be 18-28 s, and the glazing quantity is controlled to be 50-250 g/m 2 。
5. The method for preparing a dry-grain glazed tile according to claim 4, wherein the particle size of the metal pearl powder is 5-1000 μm.
6. The method for preparing the one-time-firing gold-plated dry-grain glazed rock plate according to claim 4, wherein the metal pearl powder is obtained by coating one or more layers of metal oxides on a substrate of synthetic mica sheet material or aluminum oxide sheet material with a temperature resistance of over 1050 ℃.
7. The method for preparing the one-time firing gold-plated dry-grain glazed rock plate according to claim 6, wherein the metal oxide is SnO 2 、TiO 2 、Fe 2 O 3 、Al 2 O 3 、Co 2 O 3 、Fe 3 O 4 One or more of MgO, znO, caO, cuO, zrO.
8. The method for preparing the one-time-firing gold-plated dry-grain glazed rock plate according to claim 1, wherein the one-time-firing gold-plated dry-grain glazed rock plate comprises the following steps in sequence from bottom to top: the rock plate blank body layer, a surface glaze layer, a pattern decorative layer, a digital glue layer, a dry grain glaze layer and a gold-plated glaze layer.
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