CN105294127B - A kind of triple air hose of cement kiln castable - Google Patents
A kind of triple air hose of cement kiln castable Download PDFInfo
- Publication number
- CN105294127B CN105294127B CN201510800423.6A CN201510800423A CN105294127B CN 105294127 B CN105294127 B CN 105294127B CN 201510800423 A CN201510800423 A CN 201510800423A CN 105294127 B CN105294127 B CN 105294127B
- Authority
- CN
- China
- Prior art keywords
- parts
- weight
- substrate material
- aggregate
- air hose
- 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.)
- Active
Links
Abstract
The present invention relates to a kind of triple air hose of cement kiln castable, including aggregate and substrate material, the weight proportion of the aggregate and the substrate material is 2~8:1~3；The particle diameter of the aggregate is 1~10mm, and the particle diameter of the substrate material is 0.1~0.5mm；The fused magnesite of the aggregate including 28~50 parts by weight, the modification white fused alumina of 25~45 parts by weight, zirconium not stone and the magnesium aluminate spinel of 8~20 parts by weight of 5~15 parts by weight；The substrate material includes magnesia micro mist, oxidation silica fine powder, mullite miropowder and aluminum oxide fine powder and andalusite.The present invention selects suitable aggregate, coordinate substrate material, super abrasive, corrosion resistant castable can be formed, expansion is uniform, good thermal shock stability, fiber additive is used cooperatively again, the globality of castable is improved, strengthens the fracture resistance and scour resistance of castable, under mal-condition at triple air hose of cement kiln, service life is long, replacement cycle is long, reduces production cost, greatly improves production efficiency.
Description
Technical field
The present invention relates to fire resisting material field, specifically a kind of triple air hose of cement kiln castable.
Background technology
Need to be changed with elbow the direction of pipeline in triple air hose of cement kiln, elbow interior wall is smooth surface, cement kiln three
Greatly, wind speed is higher in pipe for secondary airduct spot temperature change, and thermal current includes a large amount of tiny clinker particles, and tertiary-air pipe is straight for a long time
Washing away and corroding for dust-laden thermal current is received, easily wear-resistant castable is come off, in the market existing wear-resistant castable, such as
Silicon carbide mullite wear-resistant castable disclosed in patent No. CN103819204B, at the position in use, generally existing is wear-resisting
The defect such as performance is not high, resistance to elevated temperatures is poor and thermal shock resistance is not strong, causes to damage frequent, the life-span is not long.Add, it is existing
Harsher is required to construction period in rotary kiln, it is desirable to short construction period, it is fast to dry kiln, can than putting into production use faster,
This just proposes higher requirement to lining body material, and existing castable has been difficult the demand for meeting market.Also have to cement kiln
Structure at tertiary-air pipe is improved, to overcome drawbacks described above, a kind of cement as disclosed in Patent No. CN202284700
Kiln bend for triple air hose, but effect is not still notable, it is difficult to requirement is reached, causes production efficiency to be difficult to improve all the time.
The content of the invention
It is upper the invention aims to overcome that existing castable refractory exists when triple air hose of cement kiln is used
Defect is stated there is provided a kind of triple air hose of cement kiln castable, using new use material formula and suitable proportioning, height is reached
Wearability, corrosion resistance, also with good thermal shock resistance, performance is stable, can overcome severe at triple air hose of cement kiln
Condition, service life is long.
The present invention adopts the following technical scheme that to reach above-mentioned purpose：A kind of triple air hose of cement kiln castable, bag
Include aggregate and substrate material, the weight proportion of the aggregate and the substrate material is 2~8:1~3；The particle diameter of the aggregate be 1~
10mm, the particle diameter of the substrate material is 0.1~0.5mm；The aggregate includes fused magnesite, 25~45 weights of 28~50 parts by weight
Measure the modification white fused alumina of part, zirconium not stone and the magnesium aluminate spinel of 8~20 parts by weight of 5~15 parts by weight；The substrate material bag
Include magnesia micro mist, oxidation silica fine powder, mullite miropowder and aluminum oxide fine powder and andalusite.
Preferably, fused magnesite of the fused magnesite including 5~21% 6~10mm, 36~68% 3~6mm
The fused magnesite of fused magnesite, 25~50% 1~3mm.
Preferably, the composition of the particle size range of the modified white fused alumina is as follows：3~12% 5~8mm modification is firm in vain
Jade, 46~65% 3~5mm modification white fused alumina, 26~45% 1~3mm modification white fused alumina.
Preferably, the content of magnesia is not less than 95% in the fused magnesite.
Preferably, the modified white fused alumina is the fused alumina zirconia of the pink fused alumina that chromium is modified or modified zirconia.
Preferably, castable also includes fiber additive, it is fine that the fiber additive includes alumina silicate fibre, polypropylene
Peacekeeping steel fibre.
In castable add fiber additive, can based on the webbed adhesion frame of the bodily form, maintain castable it is whole
Body performance, strengthens its fold resistance and scour resistance.
Preferably, the addition parts by weight of the fiber additive each component are：50~75 parts of alumina silicate fibre, polypropylene
5~30 parts of fiber, 15~45 parts of steel fibre.
Preferably, the fiber additive also includes 12~23 parts of explosion-proof fiber.
Preferably, also including zircon in the substrate material, the addition of the zircon is the substrate material total amount
6~12%.
Preferably, the content of zirconium dioxide and silica is not less than 65% in the zircon.
By implementing above-mentioned technical proposal, the present invention selects suitable aggregate, coordinates substrate material, can be formed super abrasive,
Corrosion resistant castable, expansion is uniform, good thermal shock stability, then with the use of fiber additive, improves the globality of castable,
Strengthen the fracture resistance and scour resistance of castable, under mal-condition at triple air hose of cement kiln, service life is long, change
Cycle is long, reduces production cost, greatly improves production efficiency.
Embodiment
With reference to specific embodiment, the present invention is described in further detail.
Embodiment 1：
A kind of weight of triple air hose of cement kiln castable, including aggregate and substrate material, the aggregate and the substrate material
Amount proportioning is 2:3；The fused magnesite of aggregate including 28 parts by weight, the pink fused alumina that the chromium of 45 parts by weight is modified, 5 parts by weight zirconium not
The magnesium aluminate spinel of stone and 20 parts by weight；Particle size range is in 1~10mm, and average grain diameter is in 4~6 mm.Substrate material includes magnesia
Micro mist, oxidation silica fine powder, mullite miropowder and aluminum oxide fine powder and andalusite, particle size range is in 0.1~0.5mm, average grain
Footpath is in 0.3mm.Wherein, in aggregate, the content of magnesia reaches 95.5%, the particle size range distribution of fused magnesite in fused magnesite
In 1~10mm, specific constitute is：21% 6~10mm fused magnesite, 36% 3~6mm fused magnesite, the 1 of 43%~
3mm fused magnesite.The composition of the particle size range of modified white fused alumina is as follows：9% 5~8mm modification white fused alumina, the 3 of 46%~
5mm modification white fused alumina, 45% 1~3mm modification white fused alumina.
Embodiment 2：
A kind of triple air hose of cement kiln castable, including aggregate and substrate material and fiber additive, the aggregate and
The weight proportion of the substrate material is 8:2；The fused magnesite of aggregate including 50 parts by weight, the zirconium of the modified zirconia of 30 parts by weight are firm
The zirconium of beautiful, 15 parts by weight not stone and the magnesium aluminate spinel of 15 parts by weight；Particle diameter is between 1~10mm.Substrate material includes magnesia
Micro mist, oxidation silica fine powder, mullite miropowder and aluminum oxide fine powder, andalusite and zircon, the particle size range of substrate material is 0.1
Between~0.5mm；The addition of zircon is zirconium dioxide and silica in the 10% of the substrate material total amount, zircon
Content is reaching 67%.Wherein, the content of magnesia reaches 97%, the particle size range distribution of fused magnesite in fused magnesite in aggregate
In 1~10mm, concrete composition is：8% 6~10mm fused magnesite, 42% 3~6mm fused magnesite, 50% 1~3mm
Fused magnesite.The composition of the particle size range of modified white fused alumina is as follows：32% 5~8mm modification white fused alumina, the 3 of 65%~
5mm modification white fused alumina, 32% 1~3mm modification white fused alumina.The fiber additive include the parts by weight of alumina silicate fibre 50,
The parts by weight of polypropylene fibre 25, the parts by weight of steel fibre 15, the average diameter of fiber is between 5~10mm.
Embodiment 3：
A kind of triple air hose of cement kiln castable, including aggregate and substrate material and fiber additive, the aggregate and
The weight proportion of the substrate material is 6:1；The particle diameter of the aggregate is 1~10mm, the particle diameter of the substrate material for 0.1~
0.5mm；The aggregate includes the zirconium of the fused magnesite, the fused alumina zirconia of the modified zirconia of 25 parts by weight, 12 parts by weight of 48 parts by weight not
The magnesium aluminate spinel of stone and 8 parts by weight；The substrate material includes magnesia micro mist, oxidation silica fine powder, mullite miropowder and oxygen
Change aluminium fine powder, andalusite and zircon, the addition of zircon is the 6% of the substrate material total amount, in zircon zirconium dioxide and
The content of silica reaches 72%.Wherein, the content of magnesia reaches 96%, the particle size range point of fused magnesite in fused magnesite
Cloth is in 1~10mm, specifically fused magnesite of the fused magnesite including 5% 6~10mm, 68% 3~6mm fused magnesite, 27%
1~3mm fused magnesite.The composition of the particle size range of modified white fused alumina is as follows：12% 5~8mm modification white fused alumina,
62% 3~5mm modification white fused alumina, 26% 1~3mm modification white fused alumina.The fiber additive includes alumina silicate fibre
75 parts by weight, the parts by weight of polypropylene fibre 5, the parts by weight of steel fibre 20, the parts by weight of explosion-proof fiber 15.
Embodiment 4：
A kind of triple air hose of cement kiln castable, including aggregate and substrate material and fiber additive, the aggregate and
The weight proportion of the substrate material is 5:3；The chromium that aggregate includes the fused magnesite of 32 parts by weight, the chromium of 40 parts by weight is modified is firm
The zirconium of beautiful, 12 parts by weight not stone and the magnesium aluminate spinel of 20 parts by weight；Particle size range is in 1~10mm, and average grain diameter is 4~6
mm.Substrate material includes magnesia micro mist, oxidation silica fine powder, mullite miropowder and aluminum oxide fine powder and andalusite, and particle size range exists
0.1~0.5mm, average grain diameter is in 0.3mm.Wherein, in aggregate, the content of magnesia is more than 95% in fused magnesite, and purity is higher
Better, but purity is higher, cost is also big, considers, optimal with 96%, and the particle size range of fused magnesite is distributed in 1~
10mm, specifically constituting is：15% 6~10mm fused magnesite, 60% 3~6mm fused magnesite, 25% 1~3mm electricity
Fused magnesia.The composition of the particle size range of modified white fused alumina is as follows：10% 5~8mm modification white fused alumina, 50% 3~5mm
Modified white fused alumina, 40% 1~3mm modification white fused alumina.It is fine that fiber additive includes the parts by weight of alumina silicate fibre 50, polypropylene
Tie up 12 parts by weight, the parts by weight of steel fibre 45, the parts by weight of explosion-proof fiber 12.Addition be the gross weight of aggregate and substrate material 12~
30%, the present embodiment addition 25%.
Claims (7)
1. a kind of triple air hose of cement kiln castable, including aggregate and substrate material, it is characterised in that the aggregate and the base
The weight proportion of material is 2~8:1~3；The particle diameter of the aggregate is 1~10mm, the particle diameter of the substrate material for 0.1~
0.5mm；The aggregate includes the fused magnesite, the modification white fused alumina of 25~45 parts by weight, 5~15 parts by weight of 28~50 parts by weight
Zirconium not stone and the magnesium aluminate spinel of 8~20 parts by weight；The substrate material includes magnesia micro mist, oxidation silica fine powder, mullite
Micro mist and aluminum oxide fine powder and andalusite；Castable also includes fiber additive, and the fiber additive includes aluminium silicate fiber
Dimension, polypropylene fibre and steel fibre；The addition parts by weight of the fiber additive each component are：50~75 parts of alumina silicate fibre,
5~30 parts of polypropylene fibre, 15~45 parts of steel fibre；The fiber additive also includes 12~23 parts of explosion-proof fiber.
2. a kind of triple air hose of cement kiln castable according to claim 1, it is characterised in that the fused magnesite includes
5~21% 6~10mm fused magnesite, 36~68% 3~6mm fused magnesite, 25~50% 1~3mm electric-melting magnesium
Sand.
3. a kind of triple air hose of cement kiln castable according to claim 1, it is characterised in that the modified white fused alumina
The composition of particle size range is as follows：3~12% 5~8mm modification white fused alumina, 46~65% 3~5mm modification white fused alumina, 26
~45% 1~3mm modification white fused alumina.
4. a kind of triple air hose of cement kiln castable according to claim 2, it is characterised in that oxygen in the fused magnesite
The content for changing magnesium is more than 95%.
5. a kind of triple air hose of cement kiln castable according to claim 1 or 3, it is characterised in that the modification is firm in vain
Pink fused alumina or the fused alumina zirconia of modified zirconia that jade is modified for chromium.
6. a kind of triple air hose of cement kiln castable according to claim 1, it is characterised in that also wrapped in the substrate material
Zircon is included, the addition of the zircon is the 6~12% of the substrate material total amount.
7. a kind of triple air hose of cement kiln castable according to claim 6, it is characterised in that dioxy in the zircon
The content of change zirconium and silica is more than 65%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510800423.6A CN105294127B (en) | 2015-11-19 | 2015-11-19 | A kind of triple air hose of cement kiln castable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510800423.6A CN105294127B (en) | 2015-11-19 | 2015-11-19 | A kind of triple air hose of cement kiln castable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105294127A CN105294127A (en) | 2016-02-03 |
| CN105294127B true CN105294127B (en) | 2017-09-01 |
Family
ID=55192065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510800423.6A Active CN105294127B (en) | 2015-11-19 | 2015-11-19 | A kind of triple air hose of cement kiln castable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105294127B (en) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105924188A (en) * | 2016-04-26 | 2016-09-07 | 江苏森鑫联科技有限公司 | Wear-resistant castable for waste incinerators |
| CN108455974A (en) * | 2017-12-31 | 2018-08-28 | 嘉兴新耐建材有限公司 | A kind of cover for kiln head of cement kiln castable |
| CN108083828A (en) * | 2017-12-31 | 2018-05-29 | 嘉兴新耐建材有限公司 | A kind of medium-sized cement-kiln grate-cooler wall castable |
| CN108275984A (en) * | 2017-12-31 | 2018-07-13 | 嘉兴新耐建材有限公司 | Kilneye castable after a kind of 5000T cement kilns |
| CN108249932A (en) * | 2017-12-31 | 2018-07-06 | 嘉兴新耐建材有限公司 | A kind of large-size cement kiln kiln head cover castable |
| CN108083783A (en) * | 2017-12-31 | 2018-05-29 | 嘉兴新耐建材有限公司 | Kilneye castable after a kind of 12000T cement kilns |
| CN108147795A (en) * | 2017-12-31 | 2018-06-12 | 嘉兴新耐建材有限公司 | Kilneye castable after a kind of 2500T cement kilns |
| CN108249933A (en) * | 2017-12-31 | 2018-07-06 | 嘉兴新耐建材有限公司 | Kilneye castable after a kind of cement kiln |
| CN108129140A (en) * | 2017-12-31 | 2018-06-08 | 嘉兴新耐建材有限公司 | A kind of cover for kiln head of cement kiln castable |
| CN108275985A (en) * | 2017-12-31 | 2018-07-13 | 嘉兴新耐建材有限公司 | A kind of cement-kiln grate-cooler wall castable |
| CN108424124B (en) * | 2018-04-08 | 2020-12-08 | 凤阳爱尔思轻合金精密成型有限公司 | Spinel reinforced magnesium oxide base crucible synthesized in situ by magnesium oxide whisker and preparation method thereof |
| CN112608160B (en) * | 2020-12-31 | 2022-11-11 | 长兴兴鹰新型耐火建材有限公司 | High-strength wear-resistant castable special for cement kiln flashboard |
| CN115650747B (en) * | 2022-11-16 | 2023-12-15 | 鞍山钢铁冶金炉材科技有限公司 | Magnesia-hercynite steel ladle wall gunning material and preparation method thereof |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101570441A (en) * | 2008-04-30 | 2009-11-04 | 北京通达耐火技术股份有限公司 | Preparation method for wear, alkali resistant castable refractory material |
| CN102731126B (en) * | 2012-07-25 | 2013-12-04 | 营口青花耐火材料股份有限公司 | Composite spinel-zirconium refractory material for smelting colored heavy metal |
| CN102826812A (en) * | 2012-08-29 | 2012-12-19 | 江苏恒耐炉料集团有限公司 | Wear-resistant pouring material used for tertiary air pipe elbow of cement kiln |
| CN103242049A (en) * | 2013-05-08 | 2013-08-14 | 绵阳汇丰炉窑材料有限公司 | Foam light refractory casting material and preparation method thereof |
-
2015
- 2015-11-19 CN CN201510800423.6A patent/CN105294127B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105294127A (en) | 2016-02-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105294127B (en) | A kind of triple air hose of cement kiln castable | |
| CN105367095B (en) | A kind of triple air hose of cement kiln castable refractory and preparation method thereof | |
| CN100467426C (en) | Silicon carbide crusting resistant pouring material and preparation method thereof | |
| CN104086191B (en) | A kind of blast furnace iron outlet groove gunning refractory | |
| CN103922771B (en) | Storage iron runner castable produced by adopting waste iron runner material | |
| CN105272314B (en) | A kind of environmentally friendly Chrome-free air brick | |
| ES2764407T3 (en) | Monolithic graphite moldable refractory | |
| CN106699205B (en) | Sol-combined blast furnace lining wet-process spray coating and preparation method thereof | |
| CN101182228A (en) | Novel use of sodium silicate solution or phosphoric acid solution and fireclay | |
| CN102757253B (en) | 2500 m<3> blast furnace main iron runner castable | |
| CN103011851A (en) | Mullite-silicon-corundum abrasive brick and manufacturing method thereof | |
| CN104311078A (en) | Castable for working layer of refining ladle slag line as well as preparation method and application of castable | |
| CN105481387A (en) | Novel casting material with abrasion resistance and corrosion resistance and preparation method of novel casting material | |
| CN105924188A (en) | Wear-resistant castable for waste incinerators | |
| CN104311071B (en) | Refractory pouring material used for melten iron desulfur agitator | |
| CN108129140A (en) | A kind of cover for kiln head of cement kiln castable | |
| CN102992787A (en) | Special zirconium oxide fireproof brick for liner layer of smelting kiln | |
| CN105218118A (en) | A kind of novel from silicon carbide Gunning refractory | |
| CN108147795A (en) | Kilneye castable after a kind of 2500T cement kilns | |
| CN104250426A (en) | Heatproof energy-saving environmental-protection material | |
| CN104311065B (en) | Fire-resistant gravity flow pouring material | |
| CN104193359B (en) | A kind of special corundum gravity flow pouring material of stainless steel ladle and constructional method thereof | |
| CN103351778A (en) | High-temperature and high-pressure resistant environmentally-friendly coating | |
| CN104165517A (en) | Ferronickel rotary kiln cylinder refractory lining designing method | |
| CN108455974A (en) | A kind of cover for kiln head of cement kiln castable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |