High-strength domestic ceramic and preparation method thereof

Abstract

The invention relates to the technical field of ceramics, and particularly discloses a high-strength domestic ceramic and a preparation method thereof.The high-strength domestic ceramic comprises a blank body, the back face of the blank body is fixedly connected with a first glaze face, the front face of the blank body is fixedly connected with a second glaze face, and the first glaze face and the second glaze face are the same in thickness; the strength and the stability of the green body are enhanced; thirdly, the blank is made into the needed shape and size through the methods of mechanical forming, slip casting and the like; 4, water in the green body is evaporated through natural drying or kiln drying, and the strength and stability of the green body are enhanced; step 5, applying a layer of glaze on the inner side and the surface of the green body to improve the glossiness and the protection performance of the ceramic; and step 6, putting the glazed green body into a kiln, and firing at high temperature, so that the ceramic green body is subjected to physical and chemical reactions to form a compact internal structure, thereby enhancing the strength and durability of the ceramic, saving the production steps, and effectively enhancing the production efficiency of the high-strength ceramic.

Description

Technical Field

[0001] The present invention relates to the technical field of ceramics, and more particularly to a high-strength daily-use ceramic and a preparation method thereof. Background Art

[0002] With the improvement of people's living standards and changes in aesthetic concepts, high-strength daily-use ceramics are also constantly innovating in design and production. In the future, high-strength daily-use ceramics will pay more attention to environmental protection, energy saving and sustainable development, while continuously improving the aesthetics and practicality of the products. In addition, with the continuous advancement of science and technology, new production processes and materials will continue to emerge, injecting new vitality into the development of high-strength daily-use ceramics. In summary, high-strength daily-use ceramics have become an indispensable ceramic product in people's daily lives with their excellent performance and wide application fields.

[0003] High-strength daily-use ceramics are a type of ceramic product with excellent physical properties and durability, and are widely used in daily life. High-strength daily-use ceramics refer to ceramic products that have higher impact resistance, bending strength and durability by adding specific ingredients or improving production processes on the basis of traditional ceramics.

[0004] The existing high-strength ceramics need to go through complicated procedures during the preparation process, so it is not easy to ensure the production efficiency of the high-strength ceramics. Summary of the invention

[0005] In order to overcome the above defects of the prior art, the present invention provides a high-strength daily-use ceramic and a preparation method thereof to solve the problems existing in the above background technology.

[0006] The present invention provides the following technical solution: a high-strength daily-use ceramic, comprising a body, the back of the body being fixedly connected to a first glaze surface, the front of the body being fixedly connected to a second glaze surface, and the first glaze surface and the second glaze surface having the same thickness.

[0007] A method for preparing high-strength daily-use ceramics comprises the following steps: Step 1, selecting raw materials, selecting 50-55 parts of aluminum oxide, 20-25 parts of silicon carbide, 5-10 parts of sintering aids and 5-10 parts of stabilizers;

[0008] Step 2: wet-milling the proportioned raw materials to prepare qualified ceramic blanks;

[0009] Step 3: Use mechanical forming, grouting forming and other methods to form the blank into the required shape and size;

[0010] Step 4: evaporate the moisture in the green body through natural drying or kiln drying to enhance the strength and stability of the green body;

[0011] Step 5: Apply a layer of glaze on the inner side and surface of the green body to improve the glossiness and protective performance of the ceramic;

[0012] Step 6: Place the glazed body into a kiln and fire it at high temperature to cause a physical and chemical reaction in the ceramic body to form a dense internal structure, thereby improving its strength and durability.

[0013] Furthermore, in the drying process of step 4, the natural drying time needs to be 3-7 days and good ventilation and light avoidance need to be ensured.

[0014] Furthermore, in step five, the glaze needs to be evenly applied on both the inner and outer sides of the ligand, and the thickness on both the inner and outer sides needs to be ensured to be between 0.1-0.2 mm.

[0015] Furthermore, during the firing process of the embryo, the sealing and temperature stability of the kiln need to be ensured.

[0016] Technical effects and advantages of the present invention:

[0017] The present invention comprises the following steps: first, selecting raw materials, wherein 50-55 parts of aluminum oxide, 20-25 parts of silicon carbide, 5-10 parts of sintering aids and 5-10 parts of stabilizers are selected; second, wet ball milling is performed on the raw materials with the completed proportions to prepare qualified ceramic blanks; third, the blanks are formed into required shapes and sizes by mechanical forming, slip injection forming and other methods; fourth, water in the blanks is evaporated by natural drying or kiln drying to enhance the strength and stability of the blanks; fifth, a layer of glaze is applied on the inner side and the surface of the blanks to enhance the glossiness and protective performance of the ceramics; and sixth, the glazed blanks are placed in a kiln and fired at high temperature to enable the ceramic blanks to undergo physical and chemical reactions to form a dense internal structure, thereby enhancing the strength and durability thereof, saving production steps and effectively improving the production efficiency of high-strength ceramics. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the present invention.

[0019] Figure 2 It is a schematic diagram of the overall structure explosion of the present invention.

[0020] The figures are marked as follows: 1. embryo; 2. first glaze; 3. second glaze. DETAILED DESCRIPTION

[0021] The technical scheme of the present invention will be clearly and completely described below in conjunction with the drawings in the present invention. In addition, the forms of the various structures recorded in the following embodiments are merely illustrative. The high-strength daily-use ceramics and preparation methods involved in the present invention are not limited to the various structures recorded in the following embodiments. All other embodiments obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the present invention.

[0022] Embodiment 1

[0023] A high-strength daily-use ceramic comprises an embryo 1, a first glaze surface 2 is fixedly connected to the back of the embryo 1, a second glaze surface 3 is fixedly connected to the front of the embryo 1, and the first glaze surface 2 and the second glaze surface 3 have the same thickness.

[0024] A method for preparing high-strength daily-use ceramics comprises the following steps: Step 1, selecting raw materials, selecting 50 parts of aluminum oxide, 20 parts of silicon carbide, 5 parts of sintering aids and 5 parts of stabilizers;

[0025] Step 2: wet-milling the proportioned raw materials to prepare qualified ceramic blanks;

[0026] Step 3: Use mechanical forming, grouting forming and other methods to form the blank into the required shape and size;

[0027] Step 4: evaporate the moisture in the green body through natural drying or kiln drying to enhance the strength and stability of the green body;

[0028] Step 5: Apply a layer of glaze on the inner side and surface of the green body to improve the glossiness and protective performance of the ceramic;

[0029] Step 6: Place the glazed body into a kiln and fire it at high temperature to cause a physical and chemical reaction in the ceramic body to form a dense internal structure, thereby improving its strength and durability.

[0030] In a preferred embodiment, the natural drying time in the drying process of step 4 needs to be 3-7 days and good ventilation and light avoidance need to be ensured.

[0031] In a preferred embodiment, in step five, the glaze needs to be evenly applied on both the inner and outer sides of the ligand, and the thickness on both the inner and outer sides needs to be ensured to be between 0.1-0.2 mm.

[0032] In a preferred embodiment, the sealing and temperature stability of the kiln need to be ensured during the paper burning process of the embryonic body.

[0033] Embodiment 2

[0034] A high-strength daily-use ceramic comprises an embryo 1, a first glaze surface 2 is fixedly connected to the back of the embryo 1, a second glaze surface 3 is fixedly connected to the front of the embryo 1, and the first glaze surface 2 and the second glaze surface 3 have the same thickness.

[0035] A method for preparing high-strength daily-use ceramics comprises the following steps: Step 1, selecting raw materials, selecting 55 parts of aluminum oxide, 20 parts of silicon carbide, 5 parts of sintering aids and 5 parts of stabilizers;

[0036] Step 2: wet-milling the proportioned raw materials to prepare qualified ceramic blanks;

[0037] Step 3: Use mechanical forming, grouting forming and other methods to form the blank into the required shape and size;

[0038] Step 4: evaporate the moisture in the green body through natural drying or kiln drying to enhance the strength and stability of the green body;

[0039] Step 5: Apply a layer of glaze on the inner side and surface of the green body to improve the glossiness and protective performance of the ceramic;

[0040] Step 6: Place the glazed body into a kiln and fire it at high temperature to cause a physical and chemical reaction in the ceramic body to form a dense internal structure, thereby improving its strength and durability.

[0041] In a preferred embodiment, the natural drying time in the drying process of step 4 needs to be 3-7 days and good ventilation and light avoidance need to be ensured.

[0042] In a preferred embodiment, in step five, the glaze needs to be evenly applied on both the inner and outer sides of the ligand, and the thickness on both the inner and outer sides needs to be ensured to be between 0.1-0.2 mm.

[0043] In a preferred embodiment, the sealing and temperature stability of the kiln need to be ensured during the paper burning process of the embryonic body.

[0044] Embodiment 3

[0045] A high-strength daily-use ceramic comprises an embryo 1, a first glaze surface 2 is fixedly connected to the back of the embryo 1, a second glaze surface 3 is fixedly connected to the front of the embryo 1, and the first glaze surface 2 and the second glaze surface 3 have the same thickness.

[0046] A method for preparing high-strength daily-use ceramics comprises the following steps: Step 1, selecting raw materials, selecting 60 parts of aluminum oxide, 20 parts of silicon carbide, 5 parts of sintering aids and 5 parts of stabilizers;

[0047] Step 2: wet-milling the proportioned raw materials to prepare qualified ceramic blanks;

[0048] Step 3: Use mechanical forming, grouting forming and other methods to form the blank into the required shape and size;

[0049] Step 4: evaporate the moisture in the green body through natural drying or kiln drying to enhance the strength and stability of the green body;

[0050] Step 5: Apply a layer of glaze on the inner side and surface of the green body to improve the glossiness and protective performance of the ceramic;

[0051] Step 6: Place the glazed body into a kiln and fire it at high temperature to cause a physical and chemical reaction in the ceramic body to form a dense internal structure, thereby improving its strength and durability.

[0052] In a preferred embodiment, the natural drying time in the drying process of step 4 needs to be 3-7 days and good ventilation and light avoidance need to be ensured.

[0053] In a preferred embodiment, in step five, the glaze needs to be evenly applied on both the inner and outer sides of the ligand, and the thickness on both the inner and outer sides needs to be ensured to be between 0.1-0.2 mm.

[0054] In a preferred embodiment, the sealing and temperature stability of the kiln need to be ensured during the paper burning process of the embryonic body.

[0055] Embodiment 4

[0056] A high-strength daily-use ceramic comprises an embryo 1, a first glaze surface 2 is fixedly connected to the back of the embryo 1, a second glaze surface 3 is fixedly connected to the front of the embryo 1, and the first glaze surface 2 and the second glaze surface 3 have the same thickness.

[0057] A method for preparing high-strength daily-use ceramics comprises the following steps: Step 1, selecting raw materials, selecting 55 parts of aluminum oxide, 23 parts of silicon carbide, 5 parts of sintering aids and 5 parts of stabilizers;

[0058] Step 2: wet-milling the proportioned raw materials to prepare qualified ceramic blanks;

[0059] Step 3: Use mechanical forming, grouting forming and other methods to form the blank into the required shape and size;

[0060] Step 4: evaporate the moisture in the green body through natural drying or kiln drying to enhance the strength and stability of the green body;

[0061] Step 5: Apply a layer of glaze on the inner side and surface of the green body to improve the glossiness and protective performance of the ceramic;

[0062] Step 6: Place the glazed body into a kiln and fire it at high temperature to cause a physical and chemical reaction in the ceramic body to form a dense internal structure, thereby improving its strength and durability.

[0063] In a preferred embodiment, the natural drying time in the drying process of step 4 needs to be 3-7 days and good ventilation and light avoidance need to be ensured.

[0064] In a preferred embodiment, in step five, the glaze needs to be evenly applied on both the inner and outer sides of the ligand, and the thickness on both the inner and outer sides needs to be ensured to be between 0.1-0.2 mm.

[0065] In a preferred embodiment, the sealing and temperature stability of the kiln need to be ensured during the paper burning process of the embryonic body.

[0066] Embodiment 5

[0067] A high-strength daily-use ceramic comprises an embryo 1, a first glaze surface 2 is fixedly connected to the back of the embryo 1, a second glaze surface 3 is fixedly connected to the front of the embryo 1, and the first glaze surface 2 and the second glaze surface 3 have the same thickness.

[0068] A method for preparing high-strength daily-use ceramics comprises the following steps: Step 1, selecting raw materials, selecting 55 parts of aluminum oxide, 25 parts of silicon carbide, 5 parts of sintering aids and 5 parts of stabilizers;

[0069] Step 2: wet-milling the proportioned raw materials to prepare qualified ceramic blanks;

[0070] Step 3: Use mechanical forming, grouting forming and other methods to form the blank into the required shape and size;

[0071] Step 4: evaporate the moisture in the green body through natural drying or kiln drying to enhance the strength and stability of the green body;

[0072] Step 5: Apply a layer of glaze on the inner side and surface of the green body to improve the glossiness and protective performance of the ceramic;

[0073] Step 6: Place the glazed body into a kiln and fire it at high temperature to cause a physical and chemical reaction in the ceramic body to form a dense internal structure, thereby improving its strength and durability.

[0074] In a preferred embodiment, the natural drying time in the drying process of step 4 needs to be 3-7 days and good ventilation and light avoidance need to be ensured.

[0075] In a preferred embodiment, in step five, the glaze needs to be evenly applied on both the inner and outer sides of the ligand, and the thickness on both the inner and outer sides needs to be ensured to be between 0.1-0.2 mm.

[0076] In a preferred embodiment, the sealing and temperature stability of the kiln need to be ensured during the paper burning process of the embryonic body.

[0077] Embodiment 6

[0078] A high-strength daily-use ceramic comprises an embryo 1, a first glaze surface 2 is fixedly connected to the back of the embryo 1, a second glaze surface 3 is fixedly connected to the front of the embryo 1, and the first glaze surface 2 and the second glaze surface 3 have the same thickness.

[0079] A method for preparing high-strength daily-use ceramics comprises the following steps: Step 1, selecting raw materials, selecting 55 parts of aluminum oxide, 20 parts of silicon carbide, 10 parts of sintering aids and 5 parts of stabilizers;

[0080] Step 2: wet-milling the proportioned raw materials to prepare qualified ceramic blanks;

[0081] Step 3: Use mechanical forming, grouting forming and other methods to form the blank into the required shape and size;

[0082] Step 4: evaporate the moisture in the green body through natural drying or kiln drying to enhance the strength and stability of the green body;

[0083] Step 5: Apply a layer of glaze on the inner side and surface of the green body to improve the glossiness and protective performance of the ceramic;

[0084] Step 6: Place the glazed body into a kiln and fire it at high temperature to cause a physical and chemical reaction in the ceramic body to form a dense internal structure, thereby improving its strength and durability.

[0085] In a preferred embodiment, the natural drying time in the drying process of step 4 needs to be 3-7 days and good ventilation and light avoidance need to be ensured.

[0086] In a preferred embodiment, in step five, the glaze needs to be evenly applied on both the inner and outer sides of the ligand, and the thickness on both the inner and outer sides needs to be ensured to be between 0.1-0.2 mm.

[0087] In a preferred embodiment, the sealing and temperature stability of the kiln need to be ensured during the paper burning process of the embryonic body.

[0088] Embodiment 7

[0089] A high-strength daily-use ceramic comprises an embryo 1, a first glaze surface 2 is fixedly connected to the back of the embryo 1, a second glaze surface 3 is fixedly connected to the front of the embryo 1, and the first glaze surface 2 and the second glaze surface 3 have the same thickness.

[0090] A method for preparing high-strength daily-use ceramics comprises the following steps: Step 1, selecting raw materials, selecting 55 parts of aluminum oxide, 20 parts of silicon carbide, 8 parts of sintering aids and 5 parts of stabilizers;

[0091] Step 2: wet-milling the proportioned raw materials to prepare qualified ceramic blanks;

[0092] Step 3: Use mechanical forming, grouting forming and other methods to form the blank into the required shape and size;

[0093] Step 4: evaporate the moisture in the green body through natural drying or kiln drying to enhance the strength and stability of the green body;

[0094] Step 5: Apply a layer of glaze on the inner side and surface of the green body to improve the glossiness and protective performance of the ceramic;

[0095] Step 6: Place the glazed body into a kiln and fire it at high temperature to cause a physical and chemical reaction in the ceramic body to form a dense internal structure, thereby improving its strength and durability.

[0096] In a preferred embodiment, the natural drying time in the drying process of step 4 needs to be 3-7 days and good ventilation and light avoidance need to be ensured.

[0097] In a preferred embodiment, in step five, the glaze needs to be evenly applied on both the inner and outer sides of the ligand, and the thickness on both the inner and outer sides needs to be ensured to be between 0.1-0.2 mm.

[0098] In a preferred embodiment, the sealing and temperature stability of the kiln need to be ensured during the paper burning process of the embryonic body.

[0099] Embodiment 8

[0100] A high-strength daily-use ceramic comprises an embryo 1, a first glaze surface 2 is fixedly connected to the back of the embryo 1, a second glaze surface 3 is fixedly connected to the front of the embryo 1, and the first glaze surface 2 and the second glaze surface 3 have the same thickness.

[0101] A method for preparing high-strength daily-use ceramics comprises the following steps: Step 1, selecting raw materials, selecting 55 parts of aluminum oxide, 20 parts of silicon carbide, 5 parts of sintering aids and 8 parts of stabilizers;

[0102] Step 2: wet-milling the proportioned raw materials to prepare qualified ceramic blanks;

[0103] Step 3: Use mechanical forming, grouting forming and other methods to form the blank into the required shape and size;

[0104] Step 4: evaporate the moisture in the green body through natural drying or kiln drying to enhance the strength and stability of the green body;

[0105] Step 5: Apply a layer of glaze on the inner side and surface of the green body to improve the glossiness and protective performance of the ceramic;

[0106] Step 6: Place the glazed body into a kiln and fire it at high temperature to cause a physical and chemical reaction in the ceramic body to form a dense internal structure, thereby improving its strength and durability.

[0107] In a preferred embodiment, the natural drying time in the drying process of step 4 needs to be 3-7 days and good ventilation and light avoidance need to be ensured.

[0108] In a preferred embodiment, in step five, the glaze needs to be evenly applied on both the inner and outer sides of the ligand, and the thickness on both the inner and outer sides needs to be ensured to be between 0.1-0.2 mm.

[0109] In a preferred embodiment, the sealing and temperature stability of the kiln need to be ensured during the paper burning process of the embryonic body.

[0110] Embodiment 9

[0111] A high-strength daily-use ceramic comprises an embryo 1, a first glaze surface 2 is fixedly connected to the back of the embryo 1, a second glaze surface 3 is fixedly connected to the front of the embryo 1, and the first glaze surface 2 and the second glaze surface 3 have the same thickness.

[0112] A method for preparing high-strength daily-use ceramics comprises the following steps: Step 1, selecting raw materials, selecting 55 parts of aluminum oxide, 20 parts of silicon carbide, 5 parts of sintering aids and 10 parts of stabilizers;

[0113] Step 2: wet-milling the proportioned raw materials to prepare qualified ceramic blanks;

[0114] Step 3: Use mechanical forming, grouting forming and other methods to form the blank into the required shape and size;

[0115] Step 4: evaporate the moisture in the green body through natural drying or kiln drying to enhance the strength and stability of the green body;

[0116] Step 5: Apply a layer of glaze on the inner side and surface of the green body to improve the glossiness and protective performance of the ceramic;

[0117] Step 6: Place the glazed body into a kiln and fire it at high temperature to cause a physical and chemical reaction in the ceramic body to form a dense internal structure, thereby improving its strength and durability.

[0118] In a preferred embodiment, the natural drying time in the drying process of step 4 needs to be 3-7 days and good ventilation and light avoidance need to be ensured.

[0119] In a preferred embodiment, in step five, the glaze needs to be evenly applied on both the inner and outer sides of the ligand, and the thickness on both the inner and outer sides needs to be ensured to be between 0.1-0.2 mm.

[0120] In a preferred embodiment, the sealing and temperature stability of the kiln need to be ensured during the paper burning process of the embryonic body.

[0121] Embodiment 10

[0122] A high-strength daily-use ceramic comprises an embryo 1, a first glaze surface 2 is fixedly connected to the back of the embryo 1, a second glaze surface 3 is fixedly connected to the front of the embryo 1, and the first glaze surface 2 and the second glaze surface 3 have the same thickness.

[0123] A method for preparing high-strength daily-use ceramics comprises the following steps: Step 1, selecting raw materials, selecting 55 parts of aluminum oxide, 20 parts of silicon carbide, 5 parts of sintering aids and 14 parts of stabilizers;

[0124] Step 2: wet-milling the proportioned raw materials to prepare qualified ceramic blanks;

[0125] Step 3: Use mechanical forming, grouting forming and other methods to form the blank into the required shape and size;

[0126] Step 4: evaporate the moisture in the green body through natural drying or kiln drying to enhance the strength and stability of the green body;

[0127] Step 5: Apply a layer of glaze on the inner side and surface of the green body to improve the glossiness and protective performance of the ceramic;

[0128] Step 6: Place the glazed body into a kiln and fire it at high temperature to cause a physical and chemical reaction in the ceramic body to form a dense internal structure, thereby improving its strength and durability.

[0129] In a preferred embodiment, the natural drying time in the drying process of step 4 needs to be 3-7 days and good ventilation and light avoidance need to be ensured.

[0130] In a preferred embodiment, in step five, the glaze needs to be evenly applied on both the inner and outer sides of the ligand, and the thickness on both the inner and outer sides needs to be ensured to be between 0.1-0.2 mm.

[0131] In a preferred embodiment, the sealing and temperature stability of the kiln need to be ensured during the paper burning process of the embryonic body.

[0132] High-strength daily-use ceramics are prepared by the preparation methods described in Examples 1 to 10, and their strength is tested to see whether they meet the high-strength ceramic standard, as follows:

[0133] Example Alumina Silicon Carbide Sintering Aids Stabilizer Whether it meets the standard one 50 20 5 5 yes two 55 20 5 5 yes three 60 20 5 5 no Four 55 23 5 5 yes five 55 25 5 5 yes six 55 20 10 5 yes seven 55 20 8 5 yes eight 55 20 5 8 yes Nine 55 20 5 10 yes ten 55 20 5 14 no

[0134] In summary, the raw material ratio of high-strength daily-use ceramics is 50-55 parts of alumina, 20-25 parts of silicon carbide, 5-10 parts of sintering aid and 5-10 parts of stabilizer.

[0135] Secondly: the drawings of the embodiments disclosed in the present invention only involve the solutions involved in the embodiments disclosed in the present invention. In the absence of conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

[0136] Finally: The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A high-strength daily-use ceramic, comprising an embryo (1), characterized in that: The back side of the embryo (1) is fixedly connected to a first glazed surface (2), and the front side of the embryo (1) is fixedly connected to a second glazed surface (3), and the first glazed surface (2) and the second glazed surface (3) have the same thickness.

2. A method for preparing high-strength daily-use ceramics, characterized in that: The method comprises the following steps: Step 1, selecting raw materials, selecting 50-55 parts of alumina, 20-25 parts of silicon carbide, 5-10 parts of sintering aid and 5-10 parts of stabilizer; Step 2: wet-milling the proportioned raw materials to prepare qualified ceramic blanks; Step 3: Use mechanical forming, grouting forming and other methods to form the blank into the required shape and size; Step 4: evaporate the moisture in the green body through natural drying or kiln drying to enhance the strength and stability of the green body; Step 5: Apply a layer of glaze on the inner side and surface of the green body to improve the glossiness and protective performance of the ceramic; Step 6: Place the glazed body into a kiln and fire it at high temperature to cause a physical and chemical reaction in the ceramic body to form a dense internal structure, thereby improving its strength and durability.

3. The method for preparing a high-strength daily-use ceramic according to claim 2, characterized in that: In the drying process of step 4, the natural drying time needs to be 3-7 days and good ventilation and light protection need to be ensured.

4. The method for preparing a high-strength daily-use ceramic according to claim 2, characterized in that: In step five, the glaze needs to be evenly applied on both the inner and outer sides of the ligand, and the thickness on both the inner and outer sides needs to be ensured to be between 0.1-0.2 mm.

5. The method for preparing a high-strength daily-use ceramic according to claim 2, characterized in that: During the process of burning the paper blank, the sealing of the kiln and the temperature stability need to be ensured.

Images