CN104829245A - Kilneye prefabricated component for cement kiln - Google Patents
Kilneye prefabricated component for cement kiln Download PDFInfo
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- CN104829245A CN104829245A CN201510168824.4A CN201510168824A CN104829245A CN 104829245 A CN104829245 A CN 104829245A CN 201510168824 A CN201510168824 A CN 201510168824A CN 104829245 A CN104829245 A CN 104829245A
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- mullite
- kilneye
- prefabricated component
- cement kiln
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Abstract
The invention relates to the field of refractory material, especially relate to a kilneye prefabricated component for a cement kiln, and aims to solve the problem of short service life of the prefabricated component of the prior art. The kilneye prefabricated component includes, by weight, 15-25 parts of 5-8mm mullite, 15-20 parts of 3-5mm mullite, 10-20 parts of 0-1mm mullite, 10-15 parts of 1-3mm fused alumina zirconia, 10-15 parts of 0-1mm fused alumina zirconia, 6-10 parts of zirconite powder no more than 320 mesh, 5-10 parts of plate-shaped lapis amiridis not more than 320 mesh, 4-7 parts of calcium aluminate cement, 3-5 parts of alumina powder, 4-6 parts of silica powder, 0.10-0.15 part of a water reducing agent and 0.01-0.02 part of explosion-proof fibers. According to the kilneye prefabricated component for the cement kiln, fused alumina zirconia and mullite are used as the main materials for the kilneye prefabricated component, zirconia disperses to aggregate of the kilneye prefabricated component to enhance and toughen the aggregate and matrix in the kilneye materials, and the alkali erosion resistance and thermal shock resistance of the kilneye materials are improved.
Description
Technical field
The present invention relates to fire resisting material field, particularly relate to a kind of cement kiln kilneye prefabricated component.
Background technology
The refractory materials of cement kiln outlet in use, except will bearing more than 1400 DEG C high temperature, also need to bear chilling, anxious hot gas flow impacts, the destruction of Cement Clinker wearing and tearing and the mechanical stress such as high-temperature harmful gas caustic corrosion, thermal stresses and chemical erosion, working conditions is very harsh, requires that kilneye refractory materials must have good heat-shock resistance, wear resistance and alkali resistance.The damage main manifestations of kilneye lining body is cracking, peels off and denude, and there is vital impact in the work-ing life of kilneye fire resistant pouring material the running period on whole piece cement producing line.Current kilneye refractory materials majority adopts the preparation of cast-in-site technique, and rivet clasp that box hat is burn-on is followed closely, admixture Stainless-steel fibre refractory castable in mould material, by code construction and baking, meets the need of production of kilneye cylindrical shell lining.Material extensively adopts corundum and High-Alumina Stainless-steel fibre refractory castable, and its work-ing life was at about 2 ~ 8 months.Aluminium content in usual kilneye mould material is high, intensity is high, but heat-shock resistance is poor, easy to crack peels off, and work-ing life cannot ensure.Partial silicon nitride or silicon carbide is with the addition of in the document such as patent CN102531644A, CN104193371A, CN104163638A, CN103553666A, CN103011863A, CN102850063A, although contribute to the heat-shock resistance improving kilneye material, but because the wettability of silicon nitride and silicon carbide and other materials is poor, cause the intensity of kilneye material to reduce, and in use easily produce oxidation.In addition adopt mould material to carry out kilneye construction, require high to execution conditions, need shuttering supporting, and the material mixed must enter mould as early as possible vibrates, otherwise will harden, and the engineering time is longer.The curing time needed after construction is long, has had a strong impact on the normal operation of cement kiln.
Summary of the invention
The invention provides a kind of cement kiln kilneye prefabricated component, be intended to solve lower problem of existing prefabricated component life-span.
In order to solve above technical problem, the present invention is achieved through the following technical solutions: a kind of cement kiln kilneye prefabricated component, the mullite of 15 ~ 25 parts of 5 ~ 8mm is comprised according to mass fraction, the mullite of 15 ~ 20 parts of 3 ~ 5mm, the mullite of 10 ~ 20 parts of 0 ~ 1mm, the zircon corundum of 10 ~ 15 parts of 1 ~ 3mm, the zircon corundum of 10 ~ 15 parts of 0 ~ 1mm, 6 ~ 10 parts are not more than 320 object zircon powder, 5 ~ 10 parts are not more than 320 object plate diamond spar powder, 4 ~ 7 parts of aluminous cements, 3 ~ 5 parts of aluminum oxide powders, 4 ~ 6 parts of silicon powders, 0.10 ~ 0.15 part of water reducer, 0.01 ~ 0.02 part of explosion-proof fiber.
Further, according to mass fraction comprise the mullite of 25 parts of 5 ~ 8mm, the mullite of 15 parts of 3 ~ 5mm, the mullite of 10 parts of 0 ~ 1mm, the zircon corundum of 10 parts of 1 ~ 3mm, 15 parts of 0 ~ 1mm zircon corundum, 6 parts be not more than 320 object zircon powder, 7 parts be not more than 320 object plate diamond spar powder, 4 parts of aluminous cements, 3 parts of aluminum oxide powders, 4 parts of silicon powders, 0.10 part of water reducer, 0.02 part of explosion-proof fiber.The cement kiln outlet prefabricated component prepared by this proportioning has good thermal shock resistance and wear resisting property.
Further, according to mass fraction comprise the mullite of 15 parts of 5 ~ 8mm, the mullite of 20 parts of 3 ~ 5mm, the mullite of 10 parts of 0 ~ 1mm, the zircon corundum of 15 parts of 1 ~ 3mm, 10 parts of 0 ~ 1mm zircon corundum, 10 parts be not more than 320 object zircon powder, 5 parts be not more than 320 object plate diamond spar powder, 7 parts of aluminous cements, 4 parts of aluminum oxide powders, 4 parts of silicon powders, 0.15 part of water reducer, 0.01 part of explosion-proof fiber.It is high that the cement kiln outlet prefabricated component prepared by this proportioning has intensity, the features such as erosion resistibility is strong, can work-ing life of significant prolongation kilneye.
Further, according to mass fraction comprise the mullite of 15 parts of 5 ~ 8mm, the mullite of 15 parts of 3 ~ 5mm, the mullite of 18 parts of 0 ~ 1mm, the zircon corundum of 10 parts of 1 ~ 3mm, 10 parts of 0 ~ 1mm zircon corundum, 7 parts be not more than 320 object zircon powder, 10 parts be not more than 320 object plate diamond spar powder, 4 parts of aluminous cements, 5 parts of aluminum oxide powders, 6 parts of silicon powders, 0.12 part of water reducer, 0.01 part of explosion-proof fiber.The cement kiln outlet prefabricated component prepared by this proportioning has good alkali resistant erosional competency and erosion resistibility.
Further, according to mass fraction comprise the mullite of 15 parts of 5 ~ 8mm, the mullite of 15 parts of 3 ~ 5mm, the mullite of 20 parts of 0 ~ 1mm, the zircon corundum of 10 parts of 1 ~ 3mm, 10 parts of 0 ~ 1mm zircon corundum, 8 parts be not more than 320 object zircon powder, 7 parts be not more than 320 object plate diamond spar powder, 6 parts of aluminous cements, 4 parts of aluminum oxide powders, 5 parts of silicon powders, 0.15 part of water reducer, 0.02 part of explosion-proof fiber.It is large that the cement kiln outlet prefabricated component prepared by this proportioning has volume density, and thermal shock resistance waits remarkable advantage well.
Further, ZrO in described zircon corundum
2mass percentage is 20 ~ 30%.
Further, described mullite is fused mullite, Al in mullite
2o
3mass percentage>=68%.
Further, Al in described aluminous cement
2o
3mass percentage>=68%.
Compared with prior art advantage of the present invention is: cement kiln outlet prefabricated component prepared by the present invention adopts zircon corundum and mullite as the material of main part of kilneye prefabricated component, achieving zirconia dispersion is distributed in the aggregate of kilneye prefabricated component, activeness and quietness effect is served to the aggregate in kilneye material and matrix simultaneously, improves alkali attack and the heat-resistant knocking stability of kilneye material.Adopt prefabricated component as the inner lining material of kilneye simultaneously, solve the shortcoming of mould material site operation, fully can ensure construction quality, significantly reduce because of the quality problems caused lack of standardization of constructing, substantially prolongs the work-ing life of kilneye.
Embodiment
Embodiment one:
A kind of cement kiln kilneye prefabricated component, according to mass fraction comprise the mullite of 25 parts of 5 ~ 8mm, the mullite of 15 parts of 3 ~ 5mm, the mullite of 10 parts of 0 ~ 1mm, the zircon corundum of 10 parts of 1 ~ 3mm, 15 parts of 0 ~ 1mm zircon corundum, 6 parts be not more than 320 object zircon powder, 7 parts be not more than 320 object plate diamond spar powder, 4 parts of aluminous cements, 3 parts of aluminum oxide powders, 4 parts of silicon powders, 0.10 part of water reducer, 0.02 part of explosion-proof fiber.Al in described aluminous cement
2o
3mass percentage>=68%.
After various raw material being prepared in proportion mixing, the water of additional mass percent 4% stirs, then casting in a mold, after the demoulding through maintenance, dry obtained cement kiln kilneye prefabricated component.
Embodiment two:
Be with the difference of other embodiment: according to mass fraction comprise the mullite of 15 parts of 5 ~ 8mm, the mullite of 20 parts of 3 ~ 5mm, the mullite of 10 parts of 0 ~ 1mm, the zircon corundum of 15 parts of 1 ~ 3mm, 10 parts of 0 ~ 1mm zircon corundum, 10 parts be not more than 320 object zircon powder, 5 parts be not more than 320 object plate diamond spar powder, 7 parts of aluminous cements, 4 parts of aluminum oxide powders, 4 parts of silicon powders, 0.15 part of water reducer, 0.01 part of explosion-proof fiber.ZrO in described zircon corundum
2mass percentage is 20 ~ 30%.Described mullite is fused mullite, Al in mullite
2o
3mass percentage>=68%.
After various raw material being prepared in proportion mixing, the water of additional mass percent 5% stirs, then casting in a mold, after the demoulding through maintenance, dry obtained cement kiln kilneye prefabricated component.
Embodiment three:
Be with the difference of other embodiment: according to mass fraction comprise the mullite of 15 parts of 5 ~ 8mm, the mullite of 15 parts of 3 ~ 5mm, the mullite of 18 parts of 0 ~ 1mm, the zircon corundum of 10 parts of 1 ~ 3mm, 10 parts of 0 ~ 1mm zircon corundum, 7 parts be not more than 320 object zircon powder, 10 parts be not more than 320 object plate diamond spar powder, 4 parts of aluminous cements, 5 parts of aluminum oxide powders, 6 parts of silicon powders, 0.12 part of water reducer, 0.01 part of explosion-proof fiber.
After various raw material being prepared in proportion mixing, the water of additional mass percent 4.3% stirs, then casting in a mold, after the demoulding through maintenance, dry obtained cement kiln kilneye prefabricated component.
Embodiment four:
Be with the difference of other embodiment: according to mass fraction comprise the mullite of 15 parts of 5 ~ 8mm, the mullite of 15 parts of 3 ~ 5mm, the mullite of 20 parts of 0 ~ 1mm, the zircon corundum of 10 parts of 1 ~ 3mm, 10 parts of 0 ~ 1mm zircon corundum, 8 parts be not more than 320 object zircon powder, 7 parts be not more than 320 object plate diamond spar powder, 6 parts of aluminous cements, 4 parts of aluminum oxide powders, 5 parts of silicon powders, 0.15 part of water reducer, 0.02 part of explosion-proof fiber.
After various raw material being prepared in proportion mixing, the water of additional mass percent 4.8% stirs, then casting in a mold, after the demoulding through maintenance, dry obtained cement kiln kilneye prefabricated component.
Cement kiln kilneye prefabricated component prepared by the present invention has good volume stability, solidity to corrosion and mechanical behavior under high temperature, on-site consolidation makes construction easier and easily carries out, directly eliminate the steps such as Site, cast or ramming, save the engineering time, and the installation of kilneye prefabricated component makes the working-yard of cement rotary kiln not by construction environment and the impact in season, ensure that construction quality, effectively extend the work-ing life of kilneye.
The foregoing is only specific embodiments of the invention, but technical characteristic of the present invention is not limited thereto, any those skilled in the art is in the field of the invention, and the change done or modification are all encompassed among the scope of the claims of the present invention.
Claims (8)
1. a cement kiln kilneye prefabricated component, is characterized in that: according to mass fraction comprise the mullite of 15 ~ 25 parts of 5 ~ 8mm, the mullite of 15 ~ 20 parts of 3 ~ 5mm, the mullite of 10 ~ 20 parts of 0 ~ 1mm, the zircon corundum of 10 ~ 15 parts of 1 ~ 3mm, 10 ~ 15 parts of 0 ~ 1mm zircon corundum, 6 ~ 10 parts be not more than 320 object zircon powder, 5 ~ 10 parts be not more than 320 object plate diamond spar powder, 4 ~ 7 parts of aluminous cements, 3 ~ 5 parts of aluminum oxide powders, 4 ~ 6 parts of silicon powders, 0.10 ~ 0.15 part of water reducer, 0.01 ~ 0.02 part of explosion-proof fiber.
2. a kind of cement kiln kilneye prefabricated component according to claim 1, is characterized in that: according to mass fraction comprise the mullite of 25 parts of 5 ~ 8mm, the mullite of 15 parts of 3 ~ 5mm, the mullite of 10 parts of 0 ~ 1mm, the zircon corundum of 10 parts of 1 ~ 3mm, 15 parts of 0 ~ 1mm zircon corundum, 6 parts be not more than 320 object zircon powder, 7 parts be not more than 320 object plate diamond spar powder, 4 parts of aluminous cements, 3 parts of aluminum oxide powders, 4 parts of silicon powders, 0.10 part of water reducer, 0.02 part of explosion-proof fiber.
3. a kind of cement kiln kilneye prefabricated component according to claim 1, is characterized in that: according to mass fraction comprise the mullite of 15 parts of 5 ~ 8mm, the mullite of 20 parts of 3 ~ 5mm, the mullite of 10 parts of 0 ~ 1mm, the zircon corundum of 15 parts of 1 ~ 3mm, 10 parts of 0 ~ 1mm zircon corundum, 10 parts be not more than 320 object zircon powder, 5 parts be not more than 320 object plate diamond spar powder, 7 parts of aluminous cements, 4 parts of aluminum oxide powders, 4 parts of silicon powders, 0.15 part of water reducer, 0.01 part of explosion-proof fiber.
4. a kind of cement kiln kilneye prefabricated component according to claim 1, is characterized in that: according to mass fraction comprise the mullite of 15 parts of 5 ~ 8mm, the mullite of 15 parts of 3 ~ 5mm, the mullite of 18 parts of 0 ~ 1mm, the zircon corundum of 10 parts of 1 ~ 3mm, 10 parts of 0 ~ 1mm zircon corundum, 7 parts be not more than 320 object zircon powder, 10 parts be not more than 320 object plate diamond spar powder, 4 parts of aluminous cements, 5 parts of aluminum oxide powders, 6 parts of silicon powders, 0.12 part of water reducer, 0.01 part of explosion-proof fiber.
5. a kind of cement kiln kilneye prefabricated component according to claim 1, is characterized in that: according to mass fraction comprise the mullite of 15 parts of 5 ~ 8mm, the mullite of 15 parts of 3 ~ 5mm, the mullite of 20 parts of 0 ~ 1mm, the zircon corundum of 10 parts of 1 ~ 3mm, 10 parts of 0 ~ 1mm zircon corundum, 8 parts be not more than 320 object zircon powder, 7 parts be not more than 320 object plate diamond spar powder, 6 parts of aluminous cements, 4 parts of aluminum oxide powders, 5 parts of silicon powders, 0.15 part of water reducer, 0.02 part of explosion-proof fiber.
6. a kind of cement kiln kilneye prefabricated component according to claim 1, is characterized in that: ZrO in described zircon corundum
2mass percentage is 20 ~ 30%.
7. a kind of cement kiln kilneye prefabricated component according to claim 1, is characterized in that: described mullite is fused mullite, Al in mullite
2o
3mass percentage>=68%.
8. a kind of cement kiln kilneye prefabricated component according to claim 1, is characterized in that: Al in described aluminous cement
2o
3mass percentage>=68%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510168824.4A CN104829245A (en) | 2015-04-10 | 2015-04-10 | Kilneye prefabricated component for cement kiln |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510168824.4A CN104829245A (en) | 2015-04-10 | 2015-04-10 | Kilneye prefabricated component for cement kiln |
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|---|---|
| CN104829245A true CN104829245A (en) | 2015-08-12 |
Family
ID=53807498
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|---|---|---|---|
| CN201510168824.4A Pending CN104829245A (en) | 2015-04-10 | 2015-04-10 | Kilneye prefabricated component for cement kiln |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105236946A (en) * | 2015-11-10 | 2016-01-13 | 河南好运祥耐材有限公司 | Wear-resistant ceramic material for repairing dry quenching furnace bracket support part and forming method thereof |
| CN106431436A (en) * | 2016-09-23 | 2017-02-22 | 武汉科技大学 | Electric furnace cover castable taking aluminum-chromium slag as main material and preparation method thereof |
| CN106518109A (en) * | 2016-10-27 | 2017-03-22 | 北京利尔高温材料股份有限公司 | Long-life slag resistant refractory castable for heating furnaces and application thereof |
| CN109232005A (en) * | 2018-10-30 | 2019-01-18 | 浙江锦诚新材料股份有限公司 | Kilneye castable after a kind of cement rotary kiln |
| CN111718201A (en) * | 2020-07-05 | 2020-09-29 | 郑州瑞泰耐火科技有限公司 | High-fiber-content prefabricated part and preparation method thereof |
| CN112624747A (en) * | 2020-12-31 | 2021-04-09 | 长兴兴鹰新型耐火建材有限公司 | High-strength, corrosion-resistant and scouring-resistant castable for waste incineration kiln and preparation method thereof |
| CN113121249A (en) * | 2021-04-25 | 2021-07-16 | 北京金隅通达耐火技术有限公司 | Zircon anti-skinning castable for cement kiln and preparation method thereof |
| CN114133224A (en) * | 2021-10-28 | 2022-03-04 | 宁夏金昱元资源再生有限公司 | Refractory material for rotary kiln and construction method thereof |
| CN115073192A (en) * | 2022-07-26 | 2022-09-20 | 黑龙江建龙钒钛研究院有限公司 | Masonry refractory material capable of prolonging service life of melting furnace |
| CN115368152A (en) * | 2022-09-26 | 2022-11-22 | 张家港市恒乐阳方高温材料有限公司 | Unshaped refractory material and application thereof |
| CN115819095A (en) * | 2022-11-21 | 2023-03-21 | 龙泉剑村艺术品有限公司 | Refractory material for iron-containing glazed porcelain production kiln and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1683283A (en) * | 2004-04-15 | 2005-10-19 | 宜兴市泰科耐火材料有限公司 | Silicon carbide corundum pouring material |
| CN103539473A (en) * | 2013-11-09 | 2014-01-29 | 宁夏天纵泓光余热发电技术有限公司 | Mullite refractory castable |
| CN104150923A (en) * | 2014-07-31 | 2014-11-19 | 长兴华久耐火材料厂 | Kiln prefabricated brick and production method thereof |
-
2015
- 2015-04-10 CN CN201510168824.4A patent/CN104829245A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1683283A (en) * | 2004-04-15 | 2005-10-19 | 宜兴市泰科耐火材料有限公司 | Silicon carbide corundum pouring material |
| CN103539473A (en) * | 2013-11-09 | 2014-01-29 | 宁夏天纵泓光余热发电技术有限公司 | Mullite refractory castable |
| CN104150923A (en) * | 2014-07-31 | 2014-11-19 | 长兴华久耐火材料厂 | Kiln prefabricated brick and production method thereof |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105236946A (en) * | 2015-11-10 | 2016-01-13 | 河南好运祥耐材有限公司 | Wear-resistant ceramic material for repairing dry quenching furnace bracket support part and forming method thereof |
| CN106431436A (en) * | 2016-09-23 | 2017-02-22 | 武汉科技大学 | Electric furnace cover castable taking aluminum-chromium slag as main material and preparation method thereof |
| CN106431436B (en) * | 2016-09-23 | 2019-07-09 | 武汉科技大学 | Electric furnace cover castable taking aluminum-chromium slag as main material and preparation method thereof |
| CN106518109A (en) * | 2016-10-27 | 2017-03-22 | 北京利尔高温材料股份有限公司 | Long-life slag resistant refractory castable for heating furnaces and application thereof |
| CN109232005A (en) * | 2018-10-30 | 2019-01-18 | 浙江锦诚新材料股份有限公司 | Kilneye castable after a kind of cement rotary kiln |
| CN111718201A (en) * | 2020-07-05 | 2020-09-29 | 郑州瑞泰耐火科技有限公司 | High-fiber-content prefabricated part and preparation method thereof |
| CN112624747A (en) * | 2020-12-31 | 2021-04-09 | 长兴兴鹰新型耐火建材有限公司 | High-strength, corrosion-resistant and scouring-resistant castable for waste incineration kiln and preparation method thereof |
| CN113121249A (en) * | 2021-04-25 | 2021-07-16 | 北京金隅通达耐火技术有限公司 | Zircon anti-skinning castable for cement kiln and preparation method thereof |
| CN114133224A (en) * | 2021-10-28 | 2022-03-04 | 宁夏金昱元资源再生有限公司 | Refractory material for rotary kiln and construction method thereof |
| CN115073192A (en) * | 2022-07-26 | 2022-09-20 | 黑龙江建龙钒钛研究院有限公司 | Masonry refractory material capable of prolonging service life of melting furnace |
| CN115368152A (en) * | 2022-09-26 | 2022-11-22 | 张家港市恒乐阳方高温材料有限公司 | Unshaped refractory material and application thereof |
| CN115819095A (en) * | 2022-11-21 | 2023-03-21 | 龙泉剑村艺术品有限公司 | Refractory material for iron-containing glazed porcelain production kiln and preparation method thereof |
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Address after: 313100 new industrial park, pheasant City, Huzhou, Zhejiang, Changxing County Applicant after: Zhejiang Jincheng new material Limited by Share Ltd Address before: 313100, Huzhou, Changxing County, Zhejiang province pheasant Town Industrial Zone Zhejiang Jincheng refractory materials Co., Ltd. Applicant before: Zhejiang Jincheng Refractories Co., Ltd. |
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Application publication date: 20150812 |
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