CN110452000A - A kind of high-strength Alkali resistant brick and preparation method thereof produced with Cab-O-sil - Google Patents
A kind of high-strength Alkali resistant brick and preparation method thereof produced with Cab-O-sil Download PDFInfo
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- CN110452000A CN110452000A CN201910800687.XA CN201910800687A CN110452000A CN 110452000 A CN110452000 A CN 110452000A CN 201910800687 A CN201910800687 A CN 201910800687A CN 110452000 A CN110452000 A CN 110452000A
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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
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/62204—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products using waste materials or refuse
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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
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/66—Monolithic refractories or refractory mortars, including those whether or not containing clay
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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
- C04B2235/34—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
- C04B2235/3427—Silicates other than clay, e.g. water glass
- C04B2235/3463—Alumino-silicates other than clay, e.g. mullite
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- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
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- 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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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/74—Physical characteristics
- C04B2235/77—Density
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/96—Properties of ceramic products, e.g. mechanical properties such as strength, toughness, wear resistance
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/96—Properties of ceramic products, e.g. mechanical properties such as strength, toughness, wear resistance
- C04B2235/9607—Thermal properties, e.g. thermal expansion coefficient
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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
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/96—Properties of ceramic products, e.g. mechanical properties such as strength, toughness, wear resistance
- C04B2235/9669—Resistance against chemicals, e.g. against molten glass or molten salts
- C04B2235/9692—Acid, alkali or halogen resistance
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- Furnace Housings, Linings, Walls, And Ceilings (AREA)
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Abstract
The high-strength Alkali resistant brick and preparation method thereof that the invention discloses a kind of to be produced with Cab-O-sil, is related to technical field of refractory materials, solves the technical problem that high-strength Alkali resistant brick service life is not high in the prior art.High-strength Alkali resistant brick of the invention includes the raw material of following mass percent: 4~0mm hard paste clinker 30~40%, 3~0mm gives up electroceramics 20~25%, partial size≤0.088mm hard paste clinker 10~20%, partial size≤0.088mm gives up electroceramics 5~10%, partial size≤0.088mm Cab-O-sil 5~10%, partial size≤0.088mm bonding clay 10~15%, partial size≤0.044mm aquamaine mountain flour 0~5%；The sum of mass percent of above-mentioned each component is 100%.For high-strength Alkali resistant brick of the invention in triple air hose of cement kiln position service life at 2 years or more, using effect is good, high-strength Alkali resistant brick compared with the prior art, and service life improves.
Description
Technical field
The present invention relates to technical field of refractory materials more particularly to a kind of high-strength Alkali resistant bricks and its system produced with Cab-O-sil
Preparation Method.
Background technique
High-strength Alkali resistant brick is mainly used for the kiln tail preheater, dore furnace and tertiary-air pipe position of cement producing line.China is
Maximum manufacture of cement state in the world, 2011, China's cement output accounted for about the 60% of global cement total output up to 2,000,000,000 tons,
New dry cement production technology also obtains rapidly large-scale popularization, and the cement industry in China generally reflects that World Water is clay to be made
Average level.Since China's manufacture of cement amount is big, it is therefore desirable to consume a large amount of high-strength Alkali resistant brick.
Alkali resistant brick in the prior art generallys use pocket clay clinker, high silicon fire clay and with good combination
Soft flame-proof clay is made.As cement kiln bulk life time is promoted, the service life of common high-strength Alkali resistant brick in the prior art
It is difficult to match with the globality of cement kiln.Therefore, it is badly in need of improving high-strength Alkali resistant brick in the prior art, is made with improving it
Use the service life.
Summary of the invention
One of purpose of the invention is to propose a kind of high-strength Alkali resistant brick and preparation method thereof produced with Cab-O-sil, solution
It has determined the technical problem that high-strength Alkali resistant brick service life is not high in the prior art.Optimal technical scheme of the present invention can be generated all
More technical effect elaborations as detailed below.
To achieve the above object, the present invention provides following technical schemes:
The high-strength Alkali resistant brick that present invention Cab-O-sil produces, the raw material including following mass percent:
The sum of mass percent of above-mentioned each component is 100%.
Preferably, the hard paste clinker is 50# hard paste clinker.
According to a preferred embodiment, the raw material of the high-strength Alkali resistant brick further includes the bonding agent additionally added.
According to a preferred embodiment, the bonding agent is calcium lignosulfonate aqueous solution.Optimization technique side of the present invention
Case add calcium lignosulfonate aqueous solution be bonding agent, can not only significantly improve the operating characteristics of material, there are also diminishing, enhancing,
Prevent cracking and other effects.
According to a preferred embodiment, the proportion of the calcium lignosulfonate aqueous solution is calcium lignosulfonate: water=1
: 3~5.
According to a preferred embodiment, the additional amount of the calcium lignosulfonate aqueous solution is each raw material of high-strength Alkali resistant brick
The 4~6% of quality sum.
According to a preferred embodiment, the useless electroceramics is the industrial electroceramics of recycling.
According to a preferred embodiment, the alumina content of the useless electroceramics is 30~50%.
The preparation method of high-strength Alkali resistant brick of the invention, described method includes following steps:
Ingredient is equipped with each raw material according to following mass percent:
The sum of mass percent of above-mentioned each component is 100%；
The calcium lignosulfonate aqueous solution of the sum of above-mentioned each material quality 4~6%；
It is formed after above-mentioned each raw material is kneaded and semi-finished product is made, by semi-finished product obtained under the conditions of 80~150 DEG C
Dry 10~30h, then finished product is burnt through 1200~1260 DEG C of high temperature.
High-strength Alkali resistant brick provided by the invention produced with Cab-O-sil and preparation method thereof at least has following Advantageous
Effect:
The present invention is using hard paste clinker, useless electroceramics, Cab-O-sil, bonding clay and aquamaine mountain flour to be high-strength made from raw material
Alkali resistant brick, compressive resistance reach 60MPa or more, apparent porosity≤19wt%, and are produced from refractoriness under load >=1380 DEG C 0.2MPa
Product index meets national standard.It is of particular importance that high-strength Alkali resistant brick of the invention uses the longevity at triple air hose of cement kiln position
Life was at 2 years or more, and using effect is good, high-strength Alkali resistant brick compared with the prior art, and service life improves.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, technical solution of the present invention will be carried out below
Detailed description.Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art are obtained all without making creative work
Other embodiment belongs to the range that the present invention is protected.
High-strength Alkali resistant brick of the invention includes the raw material of following mass percent:
The sum of mass percent of above-mentioned each component is 100%.
High-strength Alkali resistant brick of the invention further includes the wood that quality is the sum of above-mentioned each material quality of high-strength Alkali resistant brick 4~6%
Quality sulfoacid calcium aqueous solution.Preferably, the proportion of calcium lignosulfonate aqueous solution is calcium lignosulfonate: water=1: 3~5.
The preparation method of high-strength Alkali resistant brick of the invention includes the following steps:
Ingredient is equipped with each raw material according to above-mentioned mass percent；
It is formed after above-mentioned each raw material is kneaded and semi-finished product is made, by semi-finished product obtained under the conditions of 80~150 DEG C
Dry 10~30h, then finished product is burnt through 1200~1260 DEG C of high temperature.
The present invention is using hard paste clinker, useless electroceramics, Cab-O-sil, bonding clay and aquamaine mountain flour to be high-strength made from raw material
Alkali resistant brick, compressive resistance reach 60MPa or more, apparent porosity≤19wt%, and are produced from refractoriness under load >=1380 DEG C 0.2MPa
Product index meets national standard.It is of particular importance that high-strength Alkali resistant brick of the invention uses the longevity at triple air hose of cement kiln position
Life was at 2 years or more, and using effect is good, high-strength Alkali resistant brick compared with the prior art, and service life improves.
Embodiment 1
The high-strength Alkali resistant brick of the present embodiment the preparation method is as follows:
(1) ingredient is equipped with each raw material according to following mass percent:
Additionally add the calcium lignosulfonate aqueous solution of the sum of each material quality of the high-strength Alkali resistant brick of above-mentioned raw materials 4%.
(2) it is formed after being kneaded above-mentioned each raw material and semi-finished product is made, by semi-finished product obtained in 80~150 DEG C of conditions
10~30h of lower drying, then finished product is burnt through 1200~1260 DEG C of high temperature.
Embodiment 2
(1) ingredient is equipped with each raw material according to following mass percent:
Additionally add the calcium lignosulfonate aqueous solution of the sum of each material quality of the high-strength Alkali resistant brick of above-mentioned raw materials 5%.
(2) it is formed after being kneaded above-mentioned each raw material and semi-finished product is made, by semi-finished product obtained in 80~150 DEG C of conditions
10~30h of lower drying, then finished product is burnt through 1200~1260 DEG C of high temperature.
Embodiment 3
(1) ingredient is equipped with each raw material according to following mass percent:
Additionally add the calcium lignosulfonate aqueous solution of the sum of each material quality of the high-strength Alkali resistant brick of above-mentioned raw materials 6%.
(2) it is formed after being kneaded above-mentioned each raw material and semi-finished product is made, by semi-finished product obtained in 80~150 DEG C of conditions
10~30h of lower drying, then finished product is burnt through 1200~1260 DEG C of high temperature.
High-strength Alkali resistant brick, performance parameter made from 1~embodiment of embodiment 3 are as follows:
Compressive resistance: >=60MPa,
Bulk density: >=2.2g/cm3,
Apparent porosity :≤19wt%,
0.2MPa refractoriness under load: >=1380 DEG C
Thermal shock resistance: >=10 (1100 DEG C of water coolings/time).
High-strength Alkali resistant brick made from 1~embodiment of embodiment 3 is used at triple air hose of cement kiln position, service life
At 2 years or more, using effect was good.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (8)
1. a kind of high-strength Alkali resistant brick produced with Cab-O-sil, which is characterized in that the high-strength Alkali resistant brick includes following quality percentage
The raw material of ratio:
The sum of mass percent of above-mentioned each component is 100%.
2. the high-strength Alkali resistant brick according to claim 1 produced with Cab-O-sil, which is characterized in that the high-strength Alkali resistant brick
Raw material further includes the bonding agent additionally added.
3. the high-strength Alkali resistant brick according to claim 2 produced with Cab-O-sil, which is characterized in that the bonding agent is wooden
Plain sulfoacid calcium aqueous solution.
4. the high-strength Alkali resistant brick according to claim 3 produced with Cab-O-sil, which is characterized in that the calcium lignosulfonate
The proportion of aqueous solution is calcium lignosulfonate: water=1: 3~5.
5. the high-strength Alkali resistant brick according to claim 4 produced with Cab-O-sil, which is characterized in that the calcium lignosulfonate
The additional amount of aqueous solution is the 4~6% of the sum of each material quality of high-strength Alkali resistant brick.
6. the high-strength Alkali resistant brick according to claim 1 produced with Cab-O-sil, which is characterized in that the useless electroceramics is back
The industrial electroceramics of receipts.
7. the high-strength Alkali resistant brick according to claim 6 produced with Cab-O-sil, which is characterized in that the oxidation of the useless electroceramics
Aluminium content is 30~50%.
8. a kind of preparation method of high-strength Alkali resistant brick, which is characterized in that described method includes following steps:
Ingredient is equipped with each raw material according to following mass percent:
The sum of mass percent of above-mentioned each component is 100%；
The calcium lignosulfonate aqueous solution of the sum of above-mentioned each material quality 4~6%；
It is formed after above-mentioned each raw material is kneaded and semi-finished product is made, semi-finished product obtained are dry under the conditions of 80~150 DEG C
10~30h, then finished product is burnt through 1200~1260 DEG C of high temperature.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910800687.XA CN110452000A (en) | 2019-08-28 | 2019-08-28 | A kind of high-strength Alkali resistant brick and preparation method thereof produced with Cab-O-sil |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910800687.XA CN110452000A (en) | 2019-08-28 | 2019-08-28 | A kind of high-strength Alkali resistant brick and preparation method thereof produced with Cab-O-sil |
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| CN110452000A true CN110452000A (en) | 2019-11-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114014673A (en) * | 2021-12-02 | 2022-02-08 | 中冶武汉冶金建筑研究院有限公司 | Wear-resistant coating for blast furnace granulation tower |
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|---|---|---|---|---|
| CN1117950A (en) * | 1994-08-30 | 1996-03-06 | 黄立跃 | Clay refractory brick containing silica (silica sand, siliceous sand) component |
| CN102285808A (en) * | 2011-06-06 | 2011-12-21 | 浙江大学 | Alkaliproof structure and thermal insulation integrated composite brick and preparation method thereof |
| CN102826861A (en) * | 2012-08-30 | 2012-12-19 | 安徽瑞泰新材料科技有限公司 | Alkali resistant brick and preparation method |
| CN103044050A (en) * | 2013-01-25 | 2013-04-17 | 苏州罗卡节能科技有限公司 | Medium-density alkali-resistant brick for rotary kiln and preparation method thereof |
| CN106631073A (en) * | 2016-12-30 | 2017-05-10 | 郑州正隆耐火材料有限公司 | High-strength alkali-resistant brick |
| CN106854083A (en) * | 2016-12-30 | 2017-06-16 | 郑州正隆耐火材料有限公司 | A kind of cement kiln Alkali resistant brick and preparation method thereof |
| CN107986800A (en) * | 2017-11-29 | 2018-05-04 | 吕梁耀金道冶金材料工程技术有限公司 | A kind of porcelain aluminium Alkali resistant brick and preparation method thereof |
-
2019
- 2019-08-28 CN CN201910800687.XA patent/CN110452000A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1117950A (en) * | 1994-08-30 | 1996-03-06 | 黄立跃 | Clay refractory brick containing silica (silica sand, siliceous sand) component |
| CN102285808A (en) * | 2011-06-06 | 2011-12-21 | 浙江大学 | Alkaliproof structure and thermal insulation integrated composite brick and preparation method thereof |
| CN102826861A (en) * | 2012-08-30 | 2012-12-19 | 安徽瑞泰新材料科技有限公司 | Alkali resistant brick and preparation method |
| CN103044050A (en) * | 2013-01-25 | 2013-04-17 | 苏州罗卡节能科技有限公司 | Medium-density alkali-resistant brick for rotary kiln and preparation method thereof |
| CN106631073A (en) * | 2016-12-30 | 2017-05-10 | 郑州正隆耐火材料有限公司 | High-strength alkali-resistant brick |
| CN106854083A (en) * | 2016-12-30 | 2017-06-16 | 郑州正隆耐火材料有限公司 | A kind of cement kiln Alkali resistant brick and preparation method thereof |
| CN107986800A (en) * | 2017-11-29 | 2018-05-04 | 吕梁耀金道冶金材料工程技术有限公司 | A kind of porcelain aluminium Alkali resistant brick and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114014673A (en) * | 2021-12-02 | 2022-02-08 | 中冶武汉冶金建筑研究院有限公司 | Wear-resistant coating for blast furnace granulation tower |
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Application publication date: 20191115 |