CN105985124A - Special castable for large-scale cement kiln flashboards - Google Patents
Special castable for large-scale cement kiln flashboards Download PDFInfo
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- CN105985124A CN105985124A CN201610492551.3A CN201610492551A CN105985124A CN 105985124 A CN105985124 A CN 105985124A CN 201610492551 A CN201610492551 A CN 201610492551A CN 105985124 A CN105985124 A CN 105985124A
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- China
- Prior art keywords
- zirconium
- potassium
- polyoxyethylene ether
- magnesium
- taiyuan
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Classifications
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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
- C04B35/66—Monolithic refractories or refractory mortars, including those whether or not containing clay
Abstract
The invention aims to provide a special castable for large-scale cement kiln flashboards and a preparation method thereof. The castable is composed of the following components in percentage by weight: 15-23% of black corundum, 1% of Taiyuan red indigo, 15-19% of hercynite, 28-30% of ferrochromium slag, 6-10% of zinc ferrite, 7-8% of magnesium zirconium olivine, 1-3% of potassium magnesium titanate, 1-2% of trizirconium nitride aluminide, 3-5% of clinoenstatite, 5-6% of silicon micropowder, 2-3% of calcium zirconate aluminate, 3-5% of high-alumina cement, 0.5% of Ti3SiC2, 0.1% of methylallyl alcohol polyethenoxy ether, 0.05% of isopentenol polyethenoxy ether, 0.1% of aluminum potassium sulfate dodecahydrate and 0.05% of potassium chrome alum dodecahydrate.
Description
Technical field
The invention belongs to fire resisting material field, be specifically related to a kind of cement kiln flashboard dedicated pouring material and preparation method thereof.
Background technology
With the construction upsurge that China constantly heats up, on market, the demand for cement is continuously increased, and cement plant is not yet
Improve cement manufacturing process disconnectedly.Due to the flashboard of tertiary-air pipe on new type nonaqueous cement production line be used for regulating rotary kiln and
The hot blast consumption of dore furnace, the flexible modulation of this flashboard, the yield and quality of grog and system heat consumption will be directly influenced.Original
The castable anti-wear performance that tertiary air tube shut-off device uses is poor, because in tertiary-air pipe, hot blast, with substantial amounts of small hot grog, causes
Make conventional products flashboard castable peel off serious, cause tertiary air regulation dumb, cause the upset operation of kiln system.By
Being in tertiary-air pipe in flashboard, being often subjected to washing away of tertiary air, the temperature adding this position changes greatly, and thermal shock is non-
Chang Qianglie, the alkaline atmosphere weight in hot blast, current castable is less than 6 months due to the defect selected materials, life-span, seriously restricts
The operating of cement producing line, have impact on production efficiency, adds production cost, does not meets the requirement that national energy-saving reduces discharging.Cause
We meet the use of tertiary air tube shut-off device in the urgent need to the castable developing length in a kind of service life and require these.
Content of the invention
It is an object of the invention to provide a kind of tertiary air pipe gate in rotary cement kiln flame-proof pouring material special, have high
Anti-wear performance and thermal shock resistance, be specifically designed to new dry process for cement production.
For solving above-mentioned technical problem, the present invention adopts the following technical scheme that and it is characterized in that, by following percentage by weight
Component composition: black corundum 15-23%, the pale reddish brown cash in Taiyuan 1%, hercynite 15-19%, ferrochrome slag 28-30%, zinc ferrite
6-10%, magnesium zirconium olivine 7-8%, magnesium titanate potassium 1-3%, nitrogen calorize three zirconium 1-2%, clinoenstatite 3-5%, silicon powder 5-
6%, zirconium calcium aluminate 2-3%, alumina cement 3-5%；Additional Ti3SiC2 0.5%, methyl allyl alcohol polyoxyethylene ether 0.1%, different
Pentenol APEO 0.05%, 12 hydrazine aluminum sulfate potassium 0.1%, 12 hydrated sulfuric acid chromium potassium are 0.05%.
Preferably, it is made up of following component, by weight percentage: black corundum 16%, the pale reddish brown cash in Taiyuan 1%, iron aluminium point
Spar 19%, ferrochrome slag 30%, zinc ferrite 10%, magnesium zirconium olivine 8%, magnesium titanate potassium 2%, nitrogen calorize three zirconium 1%, tiltedly
Enstatite 3%, silicon powder 5%, zirconium calcium aluminate 2%, alumina cement 3%；Additional Ti3SiC2 0.5%, methallyl alcohol polyoxy
Vinethene 0.1%, isopentenol polyoxyethylene ether 0.05%, 12 hydrazine aluminum sulfate potassium 0.1%, 12 hydrated sulfuric acid chromium potassium are
0.05%。
Preferably, it is made up of following component, by weight percentage: black corundum 21%, the pale reddish brown cash in Taiyuan 1%, iron aluminium point
Spar 19%, ferrochrome slag 29%, zinc ferrite 6%, magnesium zirconium olivine 8%, magnesium titanate potassium 2%, nitrogen calorize three zirconium 1%, tiltedly stupid
Pyroxene 3%, silicon powder 5%, zirconium calcium aluminate 2%, alumina cement 3%；Additional Ti3SiC2 0.5%, methallyl alcohol polyoxy second
Alkene ether 0.1%, isopentenol polyoxyethylene ether 0.05%, 12 hydrazine aluminum sulfate potassium 0.1%, 12 hydrated sulfuric acid chromium potassium are
0.05%。
Preferably, it is made up of following component, by weight percentage: black corundum 21%, the pale reddish brown cash in Taiyuan 1%, iron aluminium point
Spar 19%, ferrochrome slag 28%, zinc ferrite 7%, magnesium zirconium olivine 7%, magnesium titanate potassium 2%, nitrogen calorize three zirconium 2%, tiltedly stupid
Pyroxene 3%, silicon powder 5%, zirconium calcium aluminate 2%, alumina cement 3%；Additional Ti3SiC2 0.5%, methallyl alcohol polyoxy second
Alkene ether 0.1%, isopentenol polyoxyethylene ether 0.05%, 12 hydrazine aluminum sulfate potassium 0.1%, 12 hydrated sulfuric acid chromium potassium are
0.05%。
Preferably, being made up of following component, by weight percentage: black corundum 17%, the pale reddish brown cash in Taiyuan 1%, iron aluminium point is brilliant
Stone 17%, ferrochrome slag 29%, zinc ferrite 10%, magnesium zirconium olivine 8%, magnesium titanate potassium 2%, nitrogen calorize three zirconium 2%, tiltedly stupid
Pyroxene 3%, silicon powder 5%, zirconium calcium aluminate 3%, alumina cement 3%；Additional Ti3SiC2 0.5%, methallyl alcohol polyoxy second
Alkene ether 0.1%, isopentenol polyoxyethylene ether 0.05%, 12 hydrazine aluminum sulfate potassium 0.1%, 12 hydrated sulfuric acid chromium potassium are
0.05%。
Further, the fineness of described zirconium calcium aluminate is less than 800 mesh, has high activity cementing properties, and its internal porosity rate reaches
To 50%；The chromium of described ferrochrome slag is trivalent chromium, and the refractoriness of ferrochrome slag is more than 1580 DEG C；The aluminium of the pale reddish brown cash in described Taiyuan
Content >=30%；Aluminium content >=50% of described alumina cement；The composition formula of nitrogen calorize three zirconium stated is Zr3AlN；Described titanium
Acid magnesium potassium composition formula is K2MgTi4O10。
Prepare the preparation method of above-mentioned a kind of cement tertiary air tube shut-off device castable, it is characterised in that: step one, mixed
Material and stirring, prepare raw material by proportioning, stir at mixer, weighs and packs.During onsite application, packed
Castable adds the water of 3-6% after stirring after pouring mixer into, stir i.e. pourable use in 5 minutes.
Beneficial effects of the present invention: use black corundum, the pale reddish brown cash in Taiyuan, hercynite, ferrochrome slag, zinc ferrite, magnesium
Zirconium olivine, magnesium titanate potassium, clinoenstatite, silicon powder, zirconium calcium aluminate, alumina cement, additional Ti3SiC2, methallyl
Alcohol APEO, isopentenol polyoxyethylene ether, 12 hydrazine aluminum sulfate potassium, the goods and materials such as 12 hydrated sulfuric acid chromium potassium, significantly
Improve the performances such as wearability overall during castable hot operation and alkaline erosion performance, high temperature resistant, anti-rapid heat cycle, simultaneously
Also the workability of castable and the internal performance of material are optimized.This product is longer for service life, and can reach current production makes
With the 2 of the life-span times, the life-span that the exploitation of this kind of product solves triple air hose of cement kiln flashboard castable is short, not wear-resisting, heat
The shortcoming of pinking difference etc., has also carried out effective utilization to smelting discarded object simultaneously.
Detailed description of the invention
Embodiment 1, black corundum 16%, the pale reddish brown cash in Taiyuan 1%, hercynite 19%, ferrochrome slag 30%, zinc ferrite
10%, magnesium zirconium olivine 8%, magnesium titanate potassium 2%, nitrogen calorize three zirconium 1%, clinoenstatite 3%, silicon powder 5%, zirconium aluminic acid
Calcium 2%, alumina cement 3%；Additional Ti3SiC2 0.5%, methyl allyl alcohol polyoxyethylene ether 0.1%, prenol polyoxyethylene
Ether 0.05%, 12 hydrazine aluminum sulfate potassium 0.1%, 12 hydrated sulfuric acid chromium potassium are 0.05%；During onsite application, packed cast
Material adds the water of 3-6% after stirring after pouring mixer into, stir i.e. pourable use in 5 minutes.
Embodiment 2, black corundum 21%, the pale reddish brown cash in Taiyuan 1%, hercynite 19%, ferrochrome slag 29%, zinc ferrite 6%
, magnesium zirconium olivine 8%, magnesium titanate potassium 2%, nitrogen calorize three zirconium 1%, clinoenstatite 3%, silicon powder 5%, zirconium calcium aluminate 2%,
Alumina cement 3%；Additional Ti3SiC2 0.5%, methyl allyl alcohol polyoxyethylene ether 0.1%, isopentenol polyoxyethylene ether
0.05%, 12 hydrazine aluminum sulfate potassium 0.1%, 12 hydrated sulfuric acid chromium potassium are 0.05%；During onsite application, packed castable
Add the water of 3-6% after stirring after pouring mixer into, stir i.e. pourable use in 5 minutes.
Embodiment 3, black corundum 21%, the pale reddish brown cash in Taiyuan 1%, hercynite 19%, ferrochrome slag 28%, zinc ferrite 7%
, magnesium zirconium olivine 7%, magnesium titanate potassium 2%, nitrogen calorize three zirconium 2%, clinoenstatite 3%, silicon powder 5%, zirconium calcium aluminate 2%,
Alumina cement 3%；Additional Ti3SiC2 0.5%, methyl allyl alcohol polyoxyethylene ether 0.1%, isopentenol polyoxyethylene ether
0.05%, 12 hydrazine aluminum sulfate potassium 0.1%, 12 hydrated sulfuric acid chromium potassium are 0.05%；During onsite application, packed castable
Add the water of 3-6% after stirring after pouring mixer into, stir i.e. pourable use in 5 minutes.
Embodiment 4, black corundum 17%, the pale reddish brown cash in Taiyuan 1%, hercynite 17%, ferrochrome slag 29%, zinc ferrite 10%
, magnesium zirconium olivine 8%, magnesium titanate potassium 2%, nitrogen calorize three zirconium 2%, clinoenstatite 3%, silicon powder 5%, zirconium calcium aluminate 3%,
Alumina cement 3%；The pale reddish brown cash in additional Taiyuan 1%, Ti3SiC2 0.5%, methyl allyl alcohol polyoxyethylene ether 0.1%, prenol
APEO 0.05%, 12 hydrazine aluminum sulfate potassium 0.1%, 12 hydrated sulfuric acid chromium potassium are 0.05%；During onsite application, bag
The castable of dress adds the water of 3-6% after stirring after pouring mixer into, stir i.e. pourable use in 5 minutes.Embodiment is the 1st,
The scheme of embodiment the 2nd, embodiment the 3rd, embodiment 4 uses through cement plant production line, can reach 2 times of the current production life-span with
On.
Claims (7)
1. a large-size cement kiln flashboard dedicated pouring material, it is characterised in that consist of the following components in percentage by weight: black just
Beautiful 15-23%, the pale reddish brown cash in Taiyuan 1%, hercynite 15-19%, ferrochrome slag 28-30%, zinc ferrite 6-10%, magnesium zirconium olive
Stone 7-8%, magnesium titanate potassium 1-3%, nitrogen calorize three zirconium 1-2%, clinoenstatite 3-5%, silicon powder 5-6%, zirconium calcium aluminate 2-
3%, alumina cement 3-5%；Additional Ti3SiC2 0.5%, methyl allyl alcohol polyoxyethylene ether 0.1%, prenol polyoxyethylene
Ether 0.05%, 12 hydrazine aluminum sulfate potassium 0.1%, 12 hydrated sulfuric acid chromium potassium are 0.05%.
2. a kind of large-size cement kiln flashboard dedicated pouring material according to claim 1, it is characterised in that: the weight of described component
Amount percentage is: black corundum 16%, the pale reddish brown cash in Taiyuan 1%, hercynite 19%, ferrochrome slag 30%, zinc ferrite 10%, magnesium
Zirconium olivine 8%, magnesium titanate potassium 2%, nitrogen calorize three zirconium 1%, clinoenstatite 3%, silicon powder 5%, zirconium calcium aluminate 2% is high
Aluminium cement 3%；Additional Ti3SiC2 0.5%, methyl allyl alcohol polyoxyethylene ether 0.1%, isopentenol polyoxyethylene ether
0.05%, 12 hydrazine aluminum sulfate potassium 0.1%, 12 hydrated sulfuric acid chromium potassium are 0.05%.
3. a kind of large-size cement kiln flashboard dedicated pouring material according to claim 1, it is characterised in that: the weight of described component
Amount percentage is: black corundum 21%, the pale reddish brown cash in Taiyuan 1%, hercynite 19%, ferrochrome slag 29%, zinc ferrite 6%, magnesium
Zirconium olivine 8%, magnesium titanate potassium 2%, nitrogen calorize three zirconium 1%, clinoenstatite 3%, silicon powder 5%, zirconium calcium aluminate 2% is high
Aluminium cement 3%；Additional Ti3SiC2 0.5%, methyl allyl alcohol polyoxyethylene ether 0.1%, isopentenol polyoxyethylene ether
0.05%, 12 hydrazine aluminum sulfate potassium 0.1%, 12 hydrated sulfuric acid chromium potassium are 0.05%.
4. a kind of large-size cement kiln flashboard dedicated pouring material according to claim 1, it is characterised in that: the weight of described component
Amount percentage is: black corundum 21%, the pale reddish brown cash in Taiyuan 1%, hercynite 19%, ferrochrome slag 28%, zinc ferrite 7%, magnesium zirconium
Olivine 7%, magnesium titanate potassium 2%, nitrogen calorize three zirconium 2%, clinoenstatite 3%, silicon powder 5%, zirconium calcium aluminate 2%, high alumina
Cement 3%；Additional Ti3SiC2 0.5%, methyl allyl alcohol polyoxyethylene ether 0.1%, isopentenol polyoxyethylene ether 0.05%,
12 hydrazine aluminum sulfate potassium 0.1%, 12 hydrated sulfuric acid chromium potassium are 0.05%.
5. a kind of large-size cement kiln flashboard dedicated pouring material according to claim 1, it is characterised in that: the weight of described component
Amount percentage is: black corundum 17%, the pale reddish brown cash in Taiyuan 1%, hercynite 17%, ferrochrome slag 29%, zinc ferrite 10%, magnesium
Zirconium olivine 8%, magnesium titanate potassium 2%, nitrogen calorize three zirconium 2%, clinoenstatite 3%, silicon powder 5%, zirconium calcium aluminate 3% is high
Aluminium cement 3%；The pale reddish brown cash in additional Taiyuan 1%, Ti3SiC2 0.5%, methyl allyl alcohol polyoxyethylene ether 0.1%, prenol gathers
Oxygen vinethene 0.05%, 12 hydrazine aluminum sulfate potassium 0.1%, 12 hydrated sulfuric acid chromium potassium are 0.05%.
6. a kind of large-size cement kiln flashboard dedicated pouring material according to claim 1, its spy is being, described zirconium calcium aluminate
Fineness be less than 800 mesh.
7. the preparation method of a kind of large-size cement kiln flashboard castable according to claim 1, it is characterised in that: step
First, batch mixing and stirring, prepare raw material by proportioning, stirs at mixer, weighs and packs；During onsite application,
Packed castable adds the water of 3-6% after stirring after pouring mixer into, stir i.e. pourable use in 5 minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610492551.3A CN105985124A (en) | 2016-06-30 | 2016-06-30 | Special castable for large-scale cement kiln flashboards |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610492551.3A CN105985124A (en) | 2016-06-30 | 2016-06-30 | Special castable for large-scale cement kiln flashboards |
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| Publication Number | Publication Date |
|---|---|
| CN105985124A true CN105985124A (en) | 2016-10-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610492551.3A Pending CN105985124A (en) | 2016-06-30 | 2016-06-30 | Special castable for large-scale cement kiln flashboards |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104003745A (en) * | 2014-06-14 | 2014-08-27 | 张婷 | Wear-resisting anti-corrosion anti-crusting castables for cement kiln |
| CN104637551A (en) * | 2013-11-07 | 2015-05-20 | 中国科学院宁波材料技术与工程研究所 | Application of Ti3SiC2 based ceramic material as melted fluorine salt corrosion resistant material |
| CN105152669A (en) * | 2015-11-03 | 2015-12-16 | 张婷 | Large blast furnace main iron runner castable |
| CN105541359A (en) * | 2016-01-18 | 2016-05-04 | 武汉科技大学 | Refractory casting material for ladle splash guard and preparation method of refractory casting material |
-
2016
- 2016-06-30 CN CN201610492551.3A patent/CN105985124A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104637551A (en) * | 2013-11-07 | 2015-05-20 | 中国科学院宁波材料技术与工程研究所 | Application of Ti3SiC2 based ceramic material as melted fluorine salt corrosion resistant material |
| CN104003745A (en) * | 2014-06-14 | 2014-08-27 | 张婷 | Wear-resisting anti-corrosion anti-crusting castables for cement kiln |
| CN105152669A (en) * | 2015-11-03 | 2015-12-16 | 张婷 | Large blast furnace main iron runner castable |
| CN105541359A (en) * | 2016-01-18 | 2016-05-04 | 武汉科技大学 | Refractory casting material for ladle splash guard and preparation method of refractory casting material |
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Application publication date: 20161005 |