CN103265300A - High-alumina ultrastrong double-purpose insulating brick and production method - Google Patents
High-alumina ultrastrong double-purpose insulating brick and production method Download PDFInfo
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- CN103265300A CN103265300A CN2013101543392A CN201310154339A CN103265300A CN 103265300 A CN103265300 A CN 103265300A CN 2013101543392 A CN2013101543392 A CN 2013101543392A CN 201310154339 A CN201310154339 A CN 201310154339A CN 103265300 A CN103265300 A CN 103265300A
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- Prior art keywords
- powder
- insulating brick
- alumine
- double
- fire resistant
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- 239000011449 brick Substances 0.000 title claims abstract description 29
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 title claims abstract description 25
- 238000004519 manufacturing process Methods 0.000 title claims description 7
- 239000000843 powder Substances 0.000 claims abstract description 47
- 229920000915 polyvinyl chloride Polymers 0.000 claims abstract description 18
- 239000004800 polyvinyl chloride Substances 0.000 claims abstract description 18
- 238000001035 drying Methods 0.000 claims abstract description 13
- 238000012423 maintenance Methods 0.000 claims abstract description 13
- 239000011324 bead Substances 0.000 claims abstract description 11
- 238000007667 floating Methods 0.000 claims abstract description 11
- 238000000748 compression moulding Methods 0.000 claims abstract description 10
- 238000007689 inspection Methods 0.000 claims abstract description 10
- 238000001354 calcination Methods 0.000 claims abstract description 8
- HIGRAKVNKLCVCA-UHFFFAOYSA-N alumine Chemical compound C1=CC=[Al]C=C1 HIGRAKVNKLCVCA-UHFFFAOYSA-N 0.000 claims description 25
- 230000009970 fire resistant effect Effects 0.000 claims description 25
- 235000013312 flour Nutrition 0.000 claims description 16
- 239000004575 stone Substances 0.000 claims description 16
- 238000003837 high-temperature calcination Methods 0.000 claims description 11
- 235000013339 cereals Nutrition 0.000 claims description 9
- 206010020843 Hyperthermia Diseases 0.000 claims description 8
- 238000010276 construction Methods 0.000 claims description 8
- 230000036031 hyperthermia Effects 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 6
- 239000007858 starting material Substances 0.000 claims description 6
- FGUUSXIOTUKUDN-IBGZPJMESA-N C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 Chemical compound C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 FGUUSXIOTUKUDN-IBGZPJMESA-N 0.000 claims description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 3
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical group [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims description 3
- 229910021502 aluminium hydroxide Inorganic materials 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 9
- INJRKJPEYSAMPD-UHFFFAOYSA-N aluminum;silicic acid;hydrate Chemical compound O.[Al].[Al].O[Si](O)(O)O INJRKJPEYSAMPD-UHFFFAOYSA-N 0.000 abstract 2
- 229910052849 andalusite Inorganic materials 0.000 abstract 2
- 229910001570 bauxite Inorganic materials 0.000 abstract 2
- 239000011230 binding agent Substances 0.000 abstract 2
- 229910052850 kyanite Inorganic materials 0.000 abstract 2
- 239000010443 kyanite Substances 0.000 abstract 2
- 239000002994 raw material Substances 0.000 abstract 2
- 230000003064 anti-oxidating effect Effects 0.000 abstract 1
- 238000009413 insulation Methods 0.000 abstract 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000003963 antioxidant agent Substances 0.000 description 2
- 230000003078 antioxidant effect Effects 0.000 description 2
- 235000006708 antioxidants Nutrition 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Compositions Of Oxide Ceramics (AREA)
Abstract
The invention relates to a high-alumina ultrastrong double-purpose insulating brick. The insulating brick comprises, by mass, 30 to 65% of high-alumina bauxite, 5 to 10% of kyanite powder, 10 to 20% of andalusite powder, 2 to 5% of fireproof ceramsite, 10 to 20% of a floating bead, 5 to 10% of polyvinyl chloride and 3 to 5% of a high temperature binder. The insulating brick is produced through the following steps: grinding of raw materials; mixing of the raw materials; compression molding; maintenance; high temperature drying; high temperature calcining; and finished product inspection. According to the invention, through reasonable proportioning of high-alumina bauxite, kyanite powder, andalusite powder, fireproof ceramsite, the floating bead, polyvinyl chloride and the high temperature binder and implementation of compression molding, maintenance, high temperature drying, high temperature calcining and finished product inspection, the produced high-alumina ultrastrong double-purpose insulating brick has the advantages of high temperature resistance, antioxidation, wear resistance, high strength, high hardness and the like and has thermal insulation performance, improved practicability and a good usage effect.
Description
Technical field
The present invention relates to the superpower double-purpose insulating brick of a kind of high alumina and production method.
Background technology
High alumina brick is used in steel mill's blast furnace, continuous casting furnace at present in a large number, high temperature kilns such as various process furnace, soaking pit, large-sized boiler liner, incinerator and various heat treatment furnaces, high alumina brick iron level height in the market, the impurity level height, problems such as explosion, distortion, life-span weak point often appear in the use, not only influence is produced, and also causes the waste of resource and manpower.
Summary of the invention
Problems such as explosion, distortion, life-span weak point in use often appear in the existing high alumina brick of the technical problem to be solved in the present invention, and not only influence is produced, and also causes the waste of resource and manpower, thereby the superpower double-purpose insulating brick of a kind of high alumina and production method are provided.
In order to solve the problems of the technologies described above, the present invention is achieved by the following technical solutions: the superpower double-purpose insulating brick of a kind of high alumina, the mass percent of described component is: alumine 30～65%, aquamaine stone flour 5～10%, andaluzite powder 10～20%, fire resistant ceramsites 2～5%, float pearl 10～20%, polyvinyl chloride 5～10%, high-temperature agglomerant 3～5%.
Preferably, the mass percent of described component is: alumine 65%, aquamaine stone flour 5%, andaluzite powder 10%, fire resistant ceramsites 2%, float pearl 10%, polyvinyl chloride 5%, high-temperature agglomerant 3%, also can be other mass percents of being convenient to mix, good reliability, result of use is good, steady quality, high insulating effect.
Preferably, the mass percent of described component is: alumine 47%, aquamaine stone flour 8%, andaluzite powder 14%, fire resistant ceramsites 4%, float pearl 15%, polyvinyl chloride 8%, high-temperature agglomerant 4%, also can be other mass percents of being convenient to mix, good reliability, result of use is good, steady quality, high insulating effect.
Preferably, the mass percent of described component is: alumine 30%, aquamaine stone flour 10%, andaluzite powder 20%, fire resistant ceramsites 5%, float pearl 20%, polyvinyl chloride 10%, high-temperature agglomerant 5%, also can be other mass percents of being convenient to mix, good reliability, result of use is good, steady quality, high insulating effect.
Preferably, described high-temperature agglomerant is aluminium hydroxide or silicon melten gel, and bond effect is good.
The production method that the superpower double-purpose insulating brick of aforesaid a kind of high alumina adopts may further comprise the steps successively:
A). starting material grind: respectively with alumine, fire resistant ceramsites, float pearl and grind to form alumine powder, fire resistant ceramsites powder, floating bead powder grain, the granularity of described alumine powder is 50～100 orders, the granularity of described fire resistant ceramsites powder is 30～70 orders, and the granularity of described floating bead powder grain is 20～50 orders;
B). starting material mix: adding aquamaine stone flour, andaluzite powder, high-temperature agglomerant, polyvinyl chloride mix in the alumine powder after step a) is ground, fire resistant ceramsites powder, the floating bead powder grain;
C). compression moulding: adopt pressing machine to the mixed material compression moulding of step b), the press time is 5～10 seconds;
D). maintenance: maintenance is carried out in the product placement after the step c) compacting at normal temperatures handled, curing time is 1～3 day;
E). hyperthermia drying: the product after the step d) maintenance is carried out hyperthermia drying handle 90～110 ° of bake out temperatures, drying time 46～50 hours;
F). high-temperature calcination: the product after the step e) oven dry is carried out high-temperature calcination handle, calcining temperature is 1350～1400 °, and the high-temperature calcination time is 15～20 hours;
G). inspection after construction: the product after the step f) calcining is carried out inspection after construction.
In sum, advantage of the present invention: with alumine, aquamaine stone flour, andaluzite powder, fire resistant ceramsites, float pearl, polyvinyl chloride, high-temperature agglomerant through reasonable proportioning, and the superpower double-purpose insulating brick of producing by compression moulding, maintenance, hyperthermia drying, high-temperature calcination, inspection after construction of high alumina, not only make the brick body have high temperature resistant, anti-oxidant, wear-resistant, intensity is high, the hardness advantages of higher, also make the brick body have heat-insulating property, improved Practical Performance, result of use is good.
Embodiment
Embodiment one:
The superpower double-purpose insulating brick of a kind of high alumina, the mass percent of described component is: alumine 65%, aquamaine stone flour 5%, andaluzite powder 10%, fire resistant ceramsites 2%, float pearl 10%, polyvinyl chloride 5%, high-temperature agglomerant 3%, also can be other mass percents of being convenient to mix, good reliability, result of use is good, steady quality, high insulating effect.
Embodiment two:
The superpower double-purpose insulating brick of a kind of high alumina, the mass percent of described component is: alumine 47%, aquamaine stone flour 8%, andaluzite powder 14%, fire resistant ceramsites 4%, float pearl 15%, polyvinyl chloride 8%, high-temperature agglomerant 4%, also can be other mass percents of being convenient to mix, good reliability, result of use is good, steady quality, high insulating effect.
Embodiment three:
The superpower double-purpose insulating brick of a kind of high alumina, the mass percent of described component is: alumine 30%, aquamaine stone flour 10%, andaluzite powder 20%, fire resistant ceramsites 5%, float pearl 20%, polyvinyl chloride 10%, high-temperature agglomerant 5%, also can be other mass percents of being convenient to mix, good reliability, result of use is good, steady quality, high insulating effect.
Described high-temperature agglomerant is aluminium hydroxide or silicon melten gel, and bond effect is good.
The production method that the superpower double-purpose insulating brick of aforesaid a kind of high alumina adopts may further comprise the steps successively:
A). starting material grind: respectively with alumine, fire resistant ceramsites, float pearl and grind to form alumine powder, fire resistant ceramsites powder, floating bead powder grain, the granularity of described alumine powder is 50～100 orders, the granularity of described fire resistant ceramsites powder is 30～70 orders, and the granularity of described floating bead powder grain is 20～50 orders;
B). starting material mix: adding aquamaine stone flour, andaluzite powder, high-temperature agglomerant, polyvinyl chloride mix in the alumine powder after step a) is ground, fire resistant ceramsites powder, the floating bead powder grain;
C). compression moulding: adopt pressing machine to the mixed material compression moulding of step b), the press time is 5～10 seconds;
D). maintenance: maintenance is carried out in the product placement after the step c) compacting at normal temperatures handled, curing time is 1～3 day;
E). hyperthermia drying: the product after the step d) maintenance is carried out hyperthermia drying handle 90～110 ° of bake out temperatures, drying time 46～50 hours;
F). high-temperature calcination: the product after the step e) oven dry is carried out high-temperature calcination handle, calcining temperature is 1350～1400 °, and the high-temperature calcination time is 15～20 hours;
G). inspection after construction: the product after the step f) calcining is carried out inspection after construction.
With alumine, aquamaine stone flour, andaluzite powder, fire resistant ceramsites, float pearl, polyvinyl chloride, high-temperature agglomerant through reasonable proportioning, and the superpower double-purpose insulating brick of producing by compression moulding, maintenance, hyperthermia drying, high-temperature calcination, inspection after construction of high alumina, not only make the brick body have high temperature resistant, anti-oxidant, wear-resistant, intensity is high, the hardness advantages of higher, also make the brick body have heat-insulating property, improved Practical Performance, result of use is good.
Claims (6)
1. superpower double-purpose insulating brick of high alumina, it is characterized in that: the mass percent of described component is: alumine 30～65%, aquamaine stone flour 5～10%, andaluzite powder 10～20%, fire resistant ceramsites 2～5%, float pearl 10～20%, polyvinyl chloride 5～10%, high-temperature agglomerant 3～5%.
2. the superpower double-purpose insulating brick of a kind of high alumina according to claim 1, it is characterized in that: the mass percent of described component is: alumine 65%, aquamaine stone flour 5%, andaluzite powder 10%, fire resistant ceramsites 2%, float pearl 10%, polyvinyl chloride 5%, high-temperature agglomerant 3%.
3. the superpower double-purpose insulating brick of a kind of high alumina according to claim 1, it is characterized in that: the mass percent of described component is: alumine 47%, aquamaine stone flour 8%, andaluzite powder 14%, fire resistant ceramsites 4%, float pearl 15%, polyvinyl chloride 8%, high-temperature agglomerant 4%.
4. the superpower double-purpose insulating brick of a kind of high alumina according to claim 1, it is characterized in that: the mass percent of described component is: alumine 30%, aquamaine stone flour 10%, andaluzite powder 20%, fire resistant ceramsites 5%, float pearl 20%, polyvinyl chloride 10%, high-temperature agglomerant 5%.
5. according to the superpower double-purpose insulating brick of each described a kind of high alumina of claim 1 to 4, it is characterized in that: described high-temperature agglomerant is aluminium hydroxide or silicon melten gel.
6. the production method that adopts of the superpower double-purpose insulating brick of a kind of high alumina as claimed in claim 1 is characterized in that: may further comprise the steps successively:
A). starting material grind: respectively with alumine, fire resistant ceramsites, float pearl and grind to form alumine powder, fire resistant ceramsites powder, floating bead powder grain, the granularity of described alumine powder is 50～100 orders, the granularity of described fire resistant ceramsites powder is 30～70 orders, and the granularity of described floating bead powder grain is 20～50 orders;
B). starting material mix: adding aquamaine stone flour, andaluzite powder, high-temperature agglomerant, polyvinyl chloride mix in the alumine powder after step a) is ground, fire resistant ceramsites powder, the floating bead powder grain;
C). compression moulding: adopt pressing machine to the mixed material compression moulding of step b), the press time is 5～10 seconds;
D). maintenance: maintenance is carried out in the product placement after the step c) compacting at normal temperatures handled, curing time is 1～3 day;
E). hyperthermia drying: the product after the step d) maintenance is carried out hyperthermia drying handle 90～110 ° of bake out temperatures, drying time 46～48 hours;
F). high-temperature calcination: the product after the step e) oven dry is carried out high-temperature calcination handle, calcining temperature is 1350～1400 °, and the high-temperature calcination time is 15～20 hours;
G). inspection after construction: the product after the step f) calcining is carried out inspection after construction.
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| CN201310154339.2A CN103265300B (en) | 2013-04-28 | 2013-04-28 | High-alumina ultrastrong double-purpose insulating brick and production method |
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| CN201310154339.2A CN103265300B (en) | 2013-04-28 | 2013-04-28 | High-alumina ultrastrong double-purpose insulating brick and production method |
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| CN103265300B CN103265300B (en) | 2014-10-22 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104150917A (en) * | 2014-06-12 | 2014-11-19 | 峨眉山市峨冶耐火材料厂 | Furnace roller brick and preparation method thereof |
| CN107098646A (en) * | 2017-05-12 | 2017-08-29 | 罗碧贤 | A kind of wall light stalk fibre fire prevention wall brick |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101857449A (en) * | 2010-06-07 | 2010-10-13 | 长兴盛旺锅炉耐火保温防腐工程有限公司 | Siliceous mullite structure-insulating integrated composite brick and preparation method thereof |
| CN101863675A (en) * | 2010-06-07 | 2010-10-20 | 浙江大学 | High-alumina structure heat-insulation integrated composite brick and preparation method |
-
2013
- 2013-04-28 CN CN201310154339.2A patent/CN103265300B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101857449A (en) * | 2010-06-07 | 2010-10-13 | 长兴盛旺锅炉耐火保温防腐工程有限公司 | Siliceous mullite structure-insulating integrated composite brick and preparation method thereof |
| CN101863675A (en) * | 2010-06-07 | 2010-10-20 | 浙江大学 | High-alumina structure heat-insulation integrated composite brick and preparation method |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104150917A (en) * | 2014-06-12 | 2014-11-19 | 峨眉山市峨冶耐火材料厂 | Furnace roller brick and preparation method thereof |
| CN104150917B (en) * | 2014-06-12 | 2016-02-17 | 峨眉山市峨冶耐火材料厂 | A kind of furnace roller brick and preparation method thereof |
| CN107098646A (en) * | 2017-05-12 | 2017-08-29 | 罗碧贤 | A kind of wall light stalk fibre fire prevention wall brick |
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| CN103265300B (en) | 2014-10-22 |
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Denomination of invention: A kind of high aluminum super strong dual purpose insulating brick and its production method Effective date of registration: 20201221 Granted publication date: 20141022 Pledgee: Zhejiang Changxin United Village bank Limited by Share Ltd. peace branch Pledgor: ZHEJIANG CHANGXING RIVER BRIDGE REFRACTORIES Co.,Ltd. Registration number: Y2020330001238 |
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