CN110668835A - Manufacturing method of high-potassium reinforced frit for honeycomb ceramic blank - Google Patents
Manufacturing method of high-potassium reinforced frit for honeycomb ceramic blank Download PDFInfo
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- CN110668835A CN110668835A CN201910869362.7A CN201910869362A CN110668835A CN 110668835 A CN110668835 A CN 110668835A CN 201910869362 A CN201910869362 A CN 201910869362A CN 110668835 A CN110668835 A CN 110668835A
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/71—Ceramic products containing macroscopic reinforcing agents
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/0006—Honeycomb structures
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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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3201—Alkali metal oxides or oxide-forming salts thereof
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- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3418—Silicon oxide, silicic acids, or oxide forming salts thereof, e.g. silica sol, fused silica, silica fume, cristobalite, quartz or flint
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/349—Clays, e.g. bentonites, smectites such as montmorillonite, vermiculites or kaolines, e.g. illite, talc or sepiolite
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Abstract
The invention discloses a method for manufacturing a high-potassium reinforced frit for a honeycomb ceramic blank, and belongs to the technical field of ceramic production. The method mainly solves the defects of low mechanical strength and high sintering temperature of the honeycomb ceramics in the prior art. A method of making a high potassium reinforced frit for honeycomb ceramic blanks, (1) batching: weighing the following raw materials in parts by weight: 25-40 parts of potash feldspar, 30-45 parts of potassium carbonate, 15-25 parts of talc and 10-20 parts of quartz; (2) stirring: uniformly mixing and stirring the raw materials weighed in the step (1); (3) melting: putting the stirred raw materials into a frit furnace and melting the raw materials into liquid in the frit furnace, wherein the melting temperature is 1400-1500 ℃; (4) and (3) cooling: the raw materials fully melted into liquid in the smelting furnace flow out from an outlet of the smelting furnace and are injected into cold water for quenching; (5) packaging: solidifying the liquid quenched in the step (4) into solid frit, and filling the frit into a bag for later use.
Description
Technical Field
The invention belongs to the technical field of ceramic production, and particularly relates to a manufacturing method of a high-potassium reinforced frit for a honeycomb ceramic blank.
Background
The honeycomb ceramic is a novel ceramic product with a structure similar to a honeycomb shape, and the high-strength honeycomb ceramic product in the current market mainly comprises three types of corundum ceramic, mullite ceramic and cordierite ceramic, and is widely applied to waste gas treatment equipment in the industries such as chemical industry, automobile baking finish, paint spraying and drying equipment, organic chemical industry, petrochemical industry, engraving, offset printing, food processing and the like; in the practical application process of the honeycomb ceramic, due to the characteristic of a porous structure, the mechanical strength of the honeycomb ceramic is not high, and the sintering temperature requirement of the honeycomb ceramic in the sintering process is high.
Disclosure of Invention
The invention aims to provide a method for manufacturing a high-potassium reinforced frit for a honeycomb ceramic blank, so as to overcome the defects of low mechanical strength and high sintering temperature of honeycomb ceramics in the prior art.
The invention is realized by adopting the following technical scheme: a method for manufacturing a high-potassium reinforced frit for a honeycomb ceramic blank is characterized by comprising the following steps of:
(1) preparing materials: weighing the following raw materials in parts by weight: 25-40 parts of potash feldspar, 30-45 parts of potassium carbonate, 15-25 parts of talc and 10-20 parts of quartz;
(2) stirring: uniformly mixing and stirring the raw materials weighed in the step (1);
(3) melting: the stirred raw materials are put into a frit furnace and melted into liquid in the frit furnace, and the melting temperature is 1400-1500 ℃.
(4) And (3) cooling: the mixture fully melted into liquid in the clinker furnace flows out of the outlet of the clinker furnace and is injected into cold water for quenching.
(5) Packaging: solidifying the liquid quenched in the step (4) into solid frit, and filling the frit into a bag for later use.
Further, the frit in the step (5) is used for the production of the honeycomb ceramic blank and is used as a raw material of the honeycomb ceramic blank.
Further, the content of potassium oxide in the clinker in the step (5) is not less than 30%.
Further, the melting temperature is 1450 ℃.
Compared with the prior art, the invention has the beneficial effects that: the invention effectively reduces the sintering temperature of the honeycomb ceramic and simultaneously ensures the vitrification degree of the honeycomb ceramic; the invention improves the mechanical strength of the honeycomb ceramic and can ensure the maximized heat storage capacity of the honeycomb ceramic; according to the invention, potassium ions are oxidized to form potassium oxide in the smelting process, and the content of potassium oxide in the clinker is not less than 30%, so that when a blank of mullite honeycomb ceramic or cordierite honeycomb ceramic or other honeycomb ceramics is manufactured, the clinker with a certain quality is added into the raw materials of the blank, and the content of potassium oxide in the blank is not less than 6%, thereby effectively reducing the sintering temperature of the honeycomb ceramic, realizing rapid sintering, greatly reducing energy consumption, and simultaneously, as the content of potassium oxide is increased, the density of the sintered honeycomb ceramic is greatly improved, the mechanical strength is increased, and the heat storage capacity is improved.
Detailed Description
Example 1:
a method for manufacturing a high-potassium reinforced frit for a honeycomb ceramic blank is characterized by comprising the following steps of:
(1) preparing materials: weighing the following raw materials in parts by weight: 25-40 parts of potash feldspar, 30-45 parts of potassium carbonate, 15-25 parts of talc and 10-20 parts of quartz;
(2) stirring: uniformly mixing and stirring the raw materials weighed in the step (1);
(3) melting: the stirred raw materials are put into a clinker furnace and smelted into liquid in the clinker furnace, and the smelting temperature is 1400-1500 ℃.
(4) And (3) cooling: and (4) enabling the mixture fully smelted into liquid in the clinker furnace to flow out of an outlet of the clinker furnace, and injecting the mixture into cold water for quenching.
(5) Packaging: solidifying the liquid quenched in the step (4) into solid frit, and filling the frit into a bag for later use.
Example 2:
a method of making a high-potassium reinforced frit for a honeycomb ceramic blank, the frit of step (5) being used in the production of the honeycomb ceramic blank and as a raw material for the honeycomb ceramic blank; the other structure is the same as embodiment 1.
Example 3:
a method for manufacturing a high-potassium reinforced frit for a honeycomb ceramic blank, wherein the content of potassium oxide in the frit in the step (5) is not less than 30%; the other structure is the same as embodiment 1.
The melting temperature of the frit furnace in the application process of the invention is preferably 1450 ℃.
According to the invention, potassium feldspar, potassium carbonate, talc and quartz are used as raw materials, and are smelted in a clinker furnace and then quenched into clinker, potassium ions are oxidized to form potassium oxide in the smelting process, the content of potassium oxide in the clinker is not less than 30%, when a blank of mullite honeycomb ceramic or cordierite honeycomb ceramic or other honeycomb ceramics is manufactured, a certain mass of clinker is added into the raw materials for manufacturing the blank, so that the content of potassium oxide in the blank is not less than 6%, the sintering temperature of the honeycomb ceramic is effectively reduced, rapid sintering is realized, energy consumption is greatly reduced, and meanwhile, as the content of potassium oxide is increased, the density of the sintered honeycomb ceramic is greatly improved, the mechanical strength of the honeycomb ceramic is increased, the heat storage capacity of the honeycomb ceramic is improved, and the honeycomb ceramic added with the clinker has the advantages of high temperature resistance, corrosion resistance and good thermal stability, Good heat-conducting property and the like.
Claims (4)
1. A method for manufacturing a high-potassium reinforced frit for a honeycomb ceramic blank is characterized by comprising the following steps of:
(1) preparing materials: weighing the following raw materials in parts by weight: 25-40 parts of potash feldspar, 30-45 parts of potassium carbonate, 15-25 parts of talc and 10-20 parts of quartz;
(2) stirring: uniformly mixing and stirring the raw materials weighed in the step (1);
(3) melting: putting the stirred raw materials into a frit furnace and smelting the raw materials into liquid in the frit furnace, wherein the smelting temperature is 1400-1500 ℃;
(4) and (3) cooling: the mixture fully smelted into liquid in the clinker furnace flows out from an outlet of the clinker furnace and is injected into cold water for quenching;
(5) packaging: solidifying the liquid quenched in the step (4) into solid frit, and filling the frit into a bag for later use.
2. The method of claim 1, wherein the method comprises: the clinker in the step (5) is used for producing the honeycomb ceramic blank and is used as a raw material of the honeycomb ceramic blank.
3. The method of claim 1, wherein the method comprises: the content of potassium oxide in the clinker in the step (5) is not less than 30%.
4. The method of claim 1, wherein the method comprises: the melting temperature was 1450 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910869362.7A CN110668835A (en) | 2019-09-16 | 2019-09-16 | Manufacturing method of high-potassium reinforced frit for honeycomb ceramic blank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910869362.7A CN110668835A (en) | 2019-09-16 | 2019-09-16 | Manufacturing method of high-potassium reinforced frit for honeycomb ceramic blank |
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| CN110668835A true CN110668835A (en) | 2020-01-10 |
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| CN201910869362.7A Pending CN110668835A (en) | 2019-09-16 | 2019-09-16 | Manufacturing method of high-potassium reinforced frit for honeycomb ceramic blank |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4972308A (en) * | 1972-11-09 | 1974-07-12 | ||
| CN102285816A (en) * | 2011-06-16 | 2011-12-21 | 曹南萍 | Tourmaline integral honeycomb ceramic and preparation method thereof |
| CN102557740A (en) * | 2011-12-14 | 2012-07-11 | 陈理敬 | Matt frit for building ceramic and preparation method for matt frit for building ceramic |
| CN103145408A (en) * | 2012-12-19 | 2013-06-12 | 淄博钰晶新型材料科技有限公司 | Formula by means of boracic clear frits and ceramic composite board production technology thereof |
| CN105967523A (en) * | 2016-04-29 | 2016-09-28 | 佛山市东鹏陶瓷有限公司 | Frit used for glaze, and making method thereof |
-
2019
- 2019-09-16 CN CN201910869362.7A patent/CN110668835A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4972308A (en) * | 1972-11-09 | 1974-07-12 | ||
| CN102285816A (en) * | 2011-06-16 | 2011-12-21 | 曹南萍 | Tourmaline integral honeycomb ceramic and preparation method thereof |
| CN102557740A (en) * | 2011-12-14 | 2012-07-11 | 陈理敬 | Matt frit for building ceramic and preparation method for matt frit for building ceramic |
| CN103145408A (en) * | 2012-12-19 | 2013-06-12 | 淄博钰晶新型材料科技有限公司 | Formula by means of boracic clear frits and ceramic composite board production technology thereof |
| CN105967523A (en) * | 2016-04-29 | 2016-09-28 | 佛山市东鹏陶瓷有限公司 | Frit used for glaze, and making method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 邱玲 等: "《陶艺基础》", 31 May 2015, 华中师范大学出版社 * |
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Application publication date: 20200110 |