CN106278305A - A kind of aluminum-titanate-based castable refractory - Google Patents
A kind of aluminum-titanate-based castable refractory Download PDFInfo
- Publication number
- CN106278305A CN106278305A CN201610618601.8A CN201610618601A CN106278305A CN 106278305 A CN106278305 A CN 106278305A CN 201610618601 A CN201610618601 A CN 201610618601A CN 106278305 A CN106278305 A CN 106278305A
- Authority
- CN
- China
- Prior art keywords
- parts
- mesh
- powder
- titanate
- aluminum
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- C04B35/66—Monolithic refractories or refractory mortars, including those whether or not containing clay
Abstract
Goal of the invention is to provide a kind of aluminum-titanate-based castable refractory, workability is good, intensity is higher, the impurity such as the ferrum oxide that can contain with scavenging material, final acquisition is a kind of can have stronger Resistance to CO ability in strongly reducing atmosphere, has again preferable anti-wear performance, good workability, also ensureing under middle low temperature and high temperature, castable all has a kind of castable of good performance simultaneously.
Description
Technical field
The invention belongs to technical field of refractory materials, be specifically related to a kind of aluminum-titanate-based castable refractory.
Background technology
There is the characteristic that high alumina, high silicon, grindability difference and indissoluble go out in China's duralumin stone type bauxite, oxidizing aluminum produced
Journey brings the biggest trouble, and for now, tube digestion mode is increasingly becoming a kind of development trend, and molten salt furnace is then
The firing equipment of most critical in tube digestion system.
At present, the burner hearth of alumina producer molten salt furnace is generally formed by High-Alumina castable refractory is integrated poured, and makes burner hearth
Liner body organizational structure becomes to loosen very much, even burst apart.In use, strongly the washing away of high-temperature flue gas and coal ash, burner hearth
The fluctuation of temperature, can make burner hearth liner body suffer serious erosion, cause large area to peel off.When the damage of burner hearth liner body is the most serious
Time, it is necessary to blowing out is repaired, and this not only wastes mass energy, also has a strong impact on being normally carried out of production.
CN105130464A discloses a kind of molten salt furnace castable and preparation method thereof, by gangue grog, corundum fine powder,
The explosion-proof fiber of hydrated alumina, silicon powder, low melting point, water reducer form.But this castable hardness is low, wear no resistance；With
Time, castable mobility is bad, solidifies too fast, and bond strength is relatively low in early days, had a strong impact on the middle low temperature of product both 900 DEG C with
Under performance, to molten salt furnace safety in production bring bigger hidden danger, additionally, there is also be difficult to construction, therefore still need to improve.
Summary of the invention
It is an object of the present invention to provide a kind of aluminum-titanate-based castable, workability is good, and intensity is higher, can be with scavenging material
The impurity such as the ferrum oxide contained, final acquisition is a kind of can have stronger Resistance to CO ability in strongly reducing atmosphere, has again
Having preferable anti-wear performance, good workability, also ensure under middle low temperature and high temperature simultaneously, castable all has good property
A kind of castable of energy.
For achieving the above object, the above-mentioned technical purpose of the present invention has the technical scheme that one
Aluminum-titanate-based castable, is made up of the component of following parts by weight:
Aluminium titanates 50-60 part
Carborundum 7-10 part
Calcium hexaluminate 5-8 part
Yongji clay 1-3 part
Andalusite 3-4 part
Metatitanic acid aluminium powder 8-12 part
Cutting powder 3-6 part
Zinc silicate zirconium powder 3-6 part
Andalusite micropowder 3-6 part
Automolite micropowder 1 part
Zinc oxide ultra_fine powders 3-5 part
CA60 cement 3-6 part
Outer doping 1 part
Additional mobility improves additive 0.1 part
Additional nano-cellulose 0.1 part.
Further, a kind of aluminum-titanate-based castable, it is made up of the component of following parts by weight:
12-5mm aluminium titanates 50-60 part
5-3mm carborundum 7-10 part
3-1mm calcium hexaluminate 5-8 part
1-0mm andalusite 3-4 part
200 mesh Yongji clay 1-3 parts
325 mesh metatitanic acid aluminium powder 8-12 parts
325 mesh cutting powder 3-6 parts
Zinc silicate zirconium powder 3-6 part
800 mesh andalusite micropowder 3-6 parts
1000 mesh automolite micropowders 1 part
1000 mesh zinc oxide ultra_fine powders 3-5 parts
CA60 cement 3-6 part
Outer doping REFPAC®100 1 parts
Additional mobility improves additive Peramin®AL 200 0.1 parts
Additional nano-cellulose 0.1 part.
Further, described cutting powder is the garbage produced during monocrystalline silicon production, described in be mainly composed of
SiC75%, elemental silicon 25%.
Further, the mesh number of described andalusite micropowder is 800 mesh, alumina content 60%, iron oxide content ＜
0.2%。
Further, described automolite micropowder or the mesh number being called franklinite micropowder are 1000 mesh.
Further, the mesh number of described zinc oxide ultra_fine powders is 1000 mesh.
Further, described additive REFPAC®100, density is at 1.0-1.2 gram every cubic centimetre.
Further, described mobility improves additive Peramin®AL 200, density is at 1.45-1.55 gram every cube
Centimetre.
Preferential, the weight portion of described castable consists of:
12-5mm aluminium titanates 50-60 part,
5-3mm carborundum 7-10 part,
3-1mm calcium hexaluminate 5-8 part,
1-0mm andalusite 3-4 part
200 mesh Yongji clay 1-3 parts
325 mesh metatitanic acid aluminium powder 8-12 parts
325 mesh cutting powder 3-6 parts
Zinc silicate zirconium powder 3-6 part
800 mesh andalusite micropowder 3-6 parts
1000 mesh automolite micropowders 1 part
1000 mesh zinc oxide ultra_fine powders 3-5 parts
CA60 cement 3-6 part
Outer doping REFPAC®100 1 parts
Additional mobility improves additive Peramin®AL 200 0.1 parts
Additional nano-cellulose 0.1 part.
Preferential, the weight portion of described castable consists of 12-5mm aluminium titanates 50 parts, 5-3mm carborundum 10 parts,
3-1mm calcium hexaluminate 5 parts, 1-0mm andalusite 4 parts, 200 mesh Yongji clays 1 part, 325 mesh metatitanic acid aluminium powders 10 parts, 325
Mesh 5 parts of powder of cutting, zinc silicate zirconium powder 5 parts, 800 mesh andalusite micropowders 3 parts, 1000 mesh automolite micropowders 1 part, 1000 mesh
Zinc oxide ultra_fine powders 3 parts, CA60 cement 3 parts, outer doping REFPAC®100 1 parts, additional mobility improves additive
Peramin®AL 200 0.1 parts, additional nano-cellulose 0.1 part.
Preferential, the weight portion of described castable consists of 12-5mm aluminium titanates 50 parts, 5-3mm carborundum 7 parts,
3-1mm calcium hexaluminate 5 parts, 1-0mm andalusite 3 parts, 200 mesh Yongji clays 1 part, 325 mesh metatitanic acid aluminium powders 8 parts, 325 mesh
6 parts of powder of cutting, zinc silicate zirconium powder 5 parts, 800 mesh andalusite micropowders 3 parts, 1000 mesh automolite micropowders 1 part, 1000 mesh oxygen
Change zinc powder 5 parts, CA60 cement 6 parts, outer doping REFPAC®100 1 parts, additional mobility improves additive Peramin®
AL 200 0.1 parts, additional nano-cellulose 0.1 part.
Preferential, the weight portion of described castable consists of 12-5mm aluminium titanates 55 parts, 5-3mm carborundum 8 parts,
3-1mm calcium hexaluminate 5 parts, 1-0mm andalusite 3 parts, 200 mesh Yongji clays 2 parts, 325 mesh metatitanic acid aluminium powders 9 parts, 325 mesh
3 parts of powder of cutting, zinc silicate zirconium powder 3 parts, 800 mesh andalusite micropowders 4 parts, 1000 mesh automolite micropowders 1 part, 1000 mesh oxygen
Change zinc powder 3 parts, CA60 cement 4 parts, outer doping REFPAC®100 1 parts, additional mobility improves additive Peramin®
AL 200 0.1 parts, additional nano-cellulose 0.1 part.
Compared with prior art, what the present invention brought has the beneficial effect that the andalusite of addition, calcium hexaluminate, zinc zirconium silicate
Deng all having good opposing reducing atmosphere and erosion-resistant performance；Use ultra-fine andalusite micropowder, so that red post
Stone reacts in relatively low temperature, can absorb thermal stress, and generation mullite offsets material under applied at elevated temperature mutually
The contraction of material, stablizes the performance of castable；By introducing automolite micropowder as crystal seed, promotion zinc oxide ultra_fine powders and material
In iron tramp generation chemical reaction, generate franklinite of good performance, it is to avoid in system, the existence of iron tramp is to watering
The infringement of material feeding performance；The cutting powder used, because having carborundum and elemental silicon, improves thermal shock resistance and the antioxygen of material
Change performance, also save material cost；Use that cement, Yongji clay are compound makees bonding agent, it is to avoid castable low temperature and middle high temperature
The defect that the performances such as intensity are relatively low so that castable all has higher at whole temperature stage from low temperature to middle temperature again to high temperature
Intensity and excellent combination property, change original only preferable defect of high-temperature behavior；The additive added can control
Aluminate cement rate of dissolution and firm time, make workability persistently reliable, adapts to the fluctuation of current many raw material qualities；
Mobility improves additive can accelerate castable moistening, improves the stirring efficiency of castable, construction of no matter vibrating or flow automatically,
Can fast and effeciently get rid of bubble to guarantee concordance and the degree of compaction of castable.By using the technical program, the present invention
The bulk life time of castable be more than 3 times of currently used product, substantially increase the bulk life time of furnace lining.
Detailed description of the invention
Embodiment 1,12-5mm aluminium titanates 50 parts, 5-3mm carborundum 10 parts, 3-1mm calcium hexaluminate 5 parts, the red post of 1-0mm
4 parts of stone, 200 mesh Yongji clays 1 part, 325 mesh metatitanic acid aluminium powders 10 parts, 325 mesh 5 parts of powder of cutting, zinc silicate zirconium powder 5 parts, 800
Mesh andalusite micropowder 3 parts, 1000 mesh automolite micropowders 1 part, 1000 mesh zinc oxide ultra_fine powderses 3 parts, CA60 cement 3 parts, additional
Additive REFPAC®100 1 parts, additional mobility improves additive Peramin®AL 200 0.1 parts, additional nano-cellulose
0.1 part.
Embodiment 2,12-5mm aluminium titanates 50 parts, 5-3mm carborundum 7 parts, 3-1mm calcium hexaluminate 5 parts, the red post of 1-0mm
3 parts of stone, 200 mesh Yongji clays 1 part, 325 mesh metatitanic acid aluminium powders 8 parts, 325 mesh 6 parts of powder of cutting, zinc silicate zirconium powder 5 parts, 800 mesh
Andalusite micropowder 3 parts, 1000 mesh automolite micropowders 1 part, 1000 mesh zinc oxide ultra_fine powderses 5 parts, CA60 cement 6 parts, attach outward
Add agent REFPAC®100 1 parts, additional mobility improves additive Peramin®AL 200 0.1 parts, additional nano-cellulose 0.1
Part.
Embodiment 3,12-5mm aluminium titanates 55 parts, 5-3mm carborundum 8 parts, 3-1mm calcium hexaluminate 5 parts, the red post of 1-0mm
3 parts of stone, 200 mesh Yongji clays 2 parts, 325 mesh metatitanic acid aluminium powders 9 parts, 325 mesh 3 parts of powder of cutting, zinc silicate zirconium powder 3 parts, 800 mesh
Andalusite micropowder 4 parts, 1000 mesh automolite micropowders 1 part, 1000 mesh zinc oxide ultra_fine powderses 3 parts, CA60 cement 4 parts, attach outward
Add agent REFPAC®100 1 parts, additional mobility improves additive Peramin®AL 200 0.1 parts, additional nano-cellulose 0.1
Part.
Being tested with regard to the performance of castable disclosed in the present invention and CN105130464A, test result is as follows
The present invention is tested on an equal amount of stove, test result indicate that, the stove resistance to reduction energy of the present invention,
Wearability, anti-destructive is the most superior, and the liner life-span of stove can reach more than 3 times of comparative example stove liner life-span
Claims (4)
1. an aluminum-titanate-based castable refractory, is made up of the component of following parts by weight:
Aluminium titanates 50-60 part
Carborundum 7-10 part
Calcium hexaluminate 5-8 part
Yongji clay 1-3 part
Andalusite 3-4 part
Metatitanic acid aluminium powder 8-12 part
Cutting powder 3-6 part
Zinc silicate zirconium powder 3-6 part
Andalusite micropowder 3-6 part
Automolite micropowder 1 part
Zinc oxide ultra_fine powders 3-5 part
CA60 cement 3-6 part
Outer doping 1 part
Additional mobility improves additive 0.1 part
Additional nano-cellulose 0.1 part.
The aluminum-titanate-based castable refractory of one the most according to claim 1, it is characterised in that:
12-5mm aluminium titanates 50-60 part
5-3mm carborundum 7-10 part
3-1mm calcium hexaluminate 5-8 part
1-0mm andalusite 3-4 part
200 mesh Yongji clay 1-3 parts
325 mesh metatitanic acid aluminium powder 8-12 parts
325 mesh cutting powder 3-6 parts
Zinc silicate zirconium powder 3-6 part
800 mesh andalusite micropowder 3-6 parts
1000 mesh automolite micropowders 1 part
1000 mesh zinc oxide ultra_fine powders 3-5 parts
CA60 cement 3-6 part
Outer doping REFPAC®100,1 parts
Additional mobility improves additive Peramin®AL 200,0.1 part
Additional nano-cellulose 0.1 part.
The aluminum-titanate-based castable refractory of one the most according to claim 1, it is characterised in that: described cutting powder is monocrystal silicon
In production process produce garbage, described in be mainly composed of SiC75%, elemental silicon 25%.
The aluminum-titanate-based castable refractory of one the most according to claim 1, it is characterised in that: it is characterized in that: described
The mesh number of zinc oxide ultra_fine powders is 1000 mesh.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610618601.8A CN106278305A (en) | 2016-08-01 | 2016-08-01 | A kind of aluminum-titanate-based castable refractory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610618601.8A CN106278305A (en) | 2016-08-01 | 2016-08-01 | A kind of aluminum-titanate-based castable refractory |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106278305A true CN106278305A (en) | 2017-01-04 |
Family
ID=57663785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610618601.8A Pending CN106278305A (en) | 2016-08-01 | 2016-08-01 | A kind of aluminum-titanate-based castable refractory |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106278305A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111662088A (en) * | 2020-06-11 | 2020-09-15 | 裘伟 | Refractory castable prepared from coal gangue and preparation method thereof |
| CN113800931A (en) * | 2021-11-04 | 2021-12-17 | 浙江锦诚新材料股份有限公司 | Kiln mouth anti-stripping castable and use method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102674861A (en) * | 2012-05-24 | 2012-09-19 | 洛阳理工学院 | Refractory castable containing viscoplasticity phase and preparation method thereof |
-
2016
- 2016-08-01 CN CN201610618601.8A patent/CN106278305A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102674861A (en) * | 2012-05-24 | 2012-09-19 | 洛阳理工学院 | Refractory castable containing viscoplasticity phase and preparation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111662088A (en) * | 2020-06-11 | 2020-09-15 | 裘伟 | Refractory castable prepared from coal gangue and preparation method thereof |
| CN113800931A (en) * | 2021-11-04 | 2021-12-17 | 浙江锦诚新材料股份有限公司 | Kiln mouth anti-stripping castable and use method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106278324A (en) | A kind of modified high-purity magnesium-aluminum spinel composite brick and preparation method thereof | |
| CN107602086B (en) | Magnesium-calcium ramming mass produced by using waste refractory materials and manufacturing method thereof | |
| CN102295293A (en) | Method for synthesizing high purity forsterite with mine tailings of magnesite and talcum | |
| CN101712542B (en) | Heat-resistant concrete | |
| CN105645977A (en) | Air brick for special steel refining and preparation method thereof | |
| CN110272264A (en) | Anhydrous stemming and preparation method for blast furnace | |
| CN106866117A (en) | One kind does not burn modified high-purity magnesium-aluminum spinel composite brick and preparation method | |
| CN106220202A (en) | A kind of Zirconium corundum refractory castable | |
| CN110563449A (en) | Environment-friendly magnesia-carbon gunning mix for RH furnace and preparation method thereof | |
| CN106045543A (en) | High-strength and wear-resisting castable | |
| CN106278305A (en) | A kind of aluminum-titanate-based castable refractory | |
| CN101691294A (en) | Process for preparing hydration-resistance high-calcium magnesia-calcium sand | |
| CN111646784A (en) | Al (aluminum)2O3-SiC-C refractory castable and preparation method thereof | |
| CN108046617A (en) | A kind of high-purity metallurgy lime and preparation method thereof | |
| CN106045544A (en) | Casting material for hearth inner liner | |
| CN106316419A (en) | Refractory castable used in reducing atmosphere | |
| CN102745701A (en) | Method for preparing synthetic forsterite from boron slurry | |
| CN112225541B (en) | Electric furnace gunning material and gunning furnace protection method | |
| CN106083108A (en) | A kind of high-temperature wearable composite casting material | |
| CN106083109A (en) | A kind of spinel pouring material | |
| CN111439990A (en) | Magnesium-aluminum-carbon gunning mix for high-titanium blast furnace slag high-temperature carbonization electric furnace and preparation method thereof | |
| CN104250102A (en) | Method for preparing light magnesia brick from waste magnesium and olivine ore powder | |
| CN110734272A (en) | novel magnesium-calcium gunning ramming material and preparation method thereof | |
| CN106278307A (en) | A kind of high-performance refractory castable | |
| CN106278306A (en) | A kind of wear-resisting anti-erosion castable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170104 |
|
| WD01 | Invention patent application deemed withdrawn after publication |