CN1850917A - High temperature wear-resistant coating for metal surface, and its preparing mand using method - Google Patents
High temperature wear-resistant coating for metal surface, and its preparing mand using method Download PDFInfo
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Abstract
The invention discloses a high temperature antifriction dope for metal surface and the using method. It is made up from 85% thickness phosphoric acid 22-28 portions, aluminum hydroxide 3-5 portions, water 5-8 portions, chrome 0.01-0.02 portions, thinned silica solution 6-10 portions, white steel 10-18 portions, zirconia 12-18 portions, alumina 8-12 portions, magnesia 0.03-0.05 portions, and coagulant 4-7 portions and stainless steel wire 0.3-0.6 portions.
Description
Technical field
The present invention relates to a kind of high temperature abrasion material, relate in particular to a kind of high temperature abrasion material that is used for the metallic surface and preparation thereof, using method.
Background technology
The wearing and tearing of fuel-burning power plant heating surface of coal-fired boiler are the principal elements that threatens unit safety operation always, and along with the lengthening of working time, the wearing and tearing of boiler surface constantly aggravate.Traditional abrasionproof measure can only be played the effect that alleviates wearing and tearing to the wearing and tearing of heating surface, and can not play basic abrasionproof effect.Particularly light pipe formula economizer and cold section reheater are checked when utilizing big light maintenance comprehensively, and the pipe of wearing and tearing wall thickness more than 1mm all carried out replace tubes, change 128 pipeline sections at most, between turn(a)round, need work extra shifts or extra hours, and workload is big, poor working environment.
For boiler furnace that hangs and the heating surface in the back-end ductwork, directly be subjected to washing away of ash-laden gas, particularly at the position and the flue gas turning that easily form the flue gas corridor, heated surface bundle is washed away and the trend of attenuate is more obvious.To the observation and the statistical study of each position heating surface tube wear pattern of boiler, zone easy to wear mainly contains following position by in the past few years: to following 2～4 pipes, particularly stove two side pipes are arranged and middle bend pipe position on the economizer hand; And stove back array of pipes, cold section pipe row's bend pipe of reheater and pipe row first, second side are by the furnace wall position; The bag wall is had loose bowels and is managed the bend pipe position behind the water wall.These positions of heating surface are the most serious zones of wearing and tearing, and also are the positions of the easiest generating pipe row's attenuate and booster.In order to prevent these positions pipe row's wearing and tearing, reduce the generation of pipe explosion accident, in design, also adopted many abrasionproof measures.If economizer hand is arranged horizontally, it is more convenient that first pipe installs the abrasionproof cover additional; But wear and tear second, the 3rd pipe, when wearing and tearing the two or three pipe, usually it is pressed dress abrasionproof cover, pipe below wearing and tearing so again, reason be the abrasionproof cover add many more, the space that flue gas passes through is more little, causes local flue gas flow rate to accelerate, flying dust is also accelerated the tube wear part, because annual big light maintenance replace tubes, minimum also must be changed more than 40, changes 128 pipes at most, total replace tubes also causes certain injury to the pipe row of economizer, make pipe row irregularity, single tube has the phenomenon of falling out, and installs tubular type fixed intervals card additional again between pipe row, force pipe row's the pipe of falling out rule position, prevent ash cutting.For vertically arranged pipe row, often take to install additional the way of comb shape card, guarantee the smooth of the row of pipe.Can alleviate pipe row's wearing and tearing like this, but do not have the abrasionproof effect at all for outermost pipe row.
Though some are arranged by smearing high temperature abrasion material at metal part surface, to improve its work-ing life, these coating can only tolerate the high temperature below 1000 degrees centigrade, have limited the scope of its use, and have partial portion to be difficult for smearing; Also some is by metal spraying, strengthening the wear resistance of metal parts, but metal spraying only is fit to the big area spraying it self limitation is arranged also.
Summary of the invention
Purpose of the present invention is exactly to have only the following problem of thousand degree in order to solve the high temperature abrasion material tolerable temperature that is used for the metallic surface at present, provides a kind of and can tolerate the thousand above high temperature of degree and the high temperature abrasion material that is used for the metallic surface that can spray and preparation thereof, using method.
For achieving the above object, the present invention has adopted following technical scheme: a kind of high temperature abrasion material that is used for the metallic surface, it by major ingredient and auxiliary material in 76～110: 4～8 ratio is formed, wherein major ingredient mainly by tackiness agent, solvent and pulvis in 30～42: 6～10: 40～60 ratios are formed; The main component of tackiness agent in weight part, comprising:
22～28 parts of the phosphoric acid of 85% concentration; 3～5 parts in aluminium hydroxide;
5～8 parts in water; 0.01～0.02 part in chromic oxide;
The main component of solvent in weight part, comprising: 6～10 parts of dilution back silicon sol;
The main component of pulvis in weight part, comprising:
10～18 parts of content of the above white fused alumina of 120 orders are 12～18 parts of the zirconium whites more than 60%
0.03～0.05 part in 8～12 parts of magnesium oxide of aluminum oxide;
Auxiliary material mainly comprises setting accelerator and Stainless Steel Wire, counts with weight part:
4～7 parts of setting accelerator; 0.3～0.6 part of Stainless Steel Wire.
Described setting accelerator is a high-alumina cement.
A kind of preparation method who is used for the high temperature abrasion material of metallic surface, its method is:
A, tackiness agent are prepared as, and 5～8 parts in 3～5 parts in 22～28 parts of phosphoric acid, aluminium hydroxide, water and 0.01～0.02 part in the chromic oxide of getting 85% concentration are standby; Aluminium hydroxide and water are pressed mixing, pour at the industrial phosphoric acid that with concentration is 85% and be heated to 70～120 degrees centigrade in the mixed solution, heating while stirring makes its complete reaction, obtains little green clear liquid, adds chromic oxide again;
B, the pulvis formed at the zirconium white more than 60%, 8～12 parts of aluminum oxide, 0.03～0.05 part of magnesium oxide with 6～10 parts of silicon sol solvents after the tackiness agent that makes and the dilution with by 10～18 part of 120 above white fused alumina of order, 12～18 parts of content are in 30～42: 6～10: 40～60 ratios stir and can make major ingredient;
C, get high-alumina cement 4-7 part and Stainless Steel Wire 0.3-0.6 part respectively and form auxiliary material, and with the ratio of major ingredient and auxiliary material 76～110: 4～8, wherein high-alumina cement is added major ingredient in use, Stainless Steel Wire is sprinkling upon the metallic surface and gets final product.
A kind of using method that is used for the high temperature abrasion material of metallic surface, its method is:
A, at first with metal heated before spraying water rinse well, corrosion place is cleaned out with the derusting process that sandblasts;
B. with tackiness agent, solvent and pulvis in 30～42: 6～10: 40～60 ratios are mixed with major ingredient, and major ingredient and auxiliary material are by 76～110: 4～8 mixed stir at the scene, leave standstill 10～15 minutes, after material has been prepared, need use up in 30 minutes;
C, utilize pressurized air to be sprayed on the coated article surface with spray gun the coating that makes, spraying at twice, thickness is 0.3mm for the first time, sprayed the back and on the light pipe surface, sprinkled Stainless Steel Wire, increased the intensity of its material, at interval 4 hours after the first layer is dried, spray the second layer again, total thickness is not less than 0.8mm.
Beneficial effect of the present invention is: this coating is to adopt selected refractoriness height, and thermal conductivity is bigger, the multiple metal that abrasion resistance is good, and nonmetal ultrafine powder material and efficient inorganic tackiness agent are formed, and have formed a high wear-resistant entity.Its key technical indexes is: 1. fastness to rubbing :≤0.008g/cm
22. thermal conductivity: 〉=18W/mK; 3. average tensile strength: 〉=3.5Mpa; 4. use temperature: 1700 ℃ of 5. coating thickness: 0.6-0.8mm; 6. physical and chemical performance: neutral, nontoxic; 7. use temperature scope: 800～1700 ℃; 8. work-ing life: 1.5～3a.
This wear-preventing paint is compared with traditional abrasionproof measure has tangible advantage:
A. shock resistance is strong, and resistance to abrasion is good, no obscission;
B. heat-transfer effect is good, the thermal conductivity of this coating: 〉=18W/mK, and also coating and pipe are bonded to one.Pipe come coat behind this coating more much smaller to the influence of conducting heat than installing wearing-resistant tile additional.Simultaneously, pipe row's coating is even, and thickness 0.6～0.8mm only, compares the flue gas circulation area that makes between pipe row and increases with installing wearing-resistant tile additional, thereby reduced flue gas flow rate, has also alleviated the wearing and tearing to pipe row.
C. adaptability is strong, owing to this coating can directly be brushed or spray, thereby can the position that can't install wearing-resistant tile additional be sprayed.Bend pipe position and intervalve row under the pipe row particularly easy to wear (particularly 15,16 rows) adopt this coating application more simple, convenient;
D. non-corrosiveness, this coating is to not detrimentally affect such as corrosion grade of pipe row;
E. the inspection to tube wear has made things convenient for much behind the spray material, because coating does not come off, knows at a glance, and pipe can not wear and tear.
Can effectively reduce frequency of maintenance after using product of the present invention, shorten servicing time, reduce expenses, reduce drain on manpower and material resources, guarantee the normal operation of equipment, cigarette factory its life-span.
Coating of the present invention is easy to preserve, and is easy to use, is in the same place with metlbond, do not come off, and non-scale has high temperature resistant, anti-high-performance such as wash away, resistance to wear.White fused alumina wherein is to be raw material with the alundum, forms through pyrotic smelting in electric arc furnace.Purity height, grinding capacity are strong, acid-alkali-corrosive-resisting, high temperature resistant, Heat stability is good, are the ideal materials of making high-grade refractory materials.
Embodiment
Embodiment one:
Coating of the present invention mainly is made up of in 76: 4 ratios major ingredient and auxiliary material, and wherein major ingredient is made up of in 30: 6: 40 ratios tackiness agent, solvent and pulvis, and their composition is respectively: in weight part, comprising:
22 parts of the phosphoric acid of 85% concentration; 3 parts in aluminium hydroxide;
5 parts in water; 0.01 part in chromic oxide;
The main component of solvent in weight part, comprising: 6 parts of dilution back silicon sol;
The main component of pulvis in weight part, comprising:
10 parts of content of the above white fused alumina of 120 orders are 12 parts of the zirconium whites more than 60%
0.03 part in 8 parts of magnesium oxide of aluminum oxide;
Auxiliary material mainly comprises setting accelerator and Stainless Steel Wire, counts with weight part:
4 parts of high-alumina cements; 0.3 part of Stainless Steel Wire.
Its preparation method is: a, tackiness agent are prepared as, and 5 parts in 3 parts in 22 parts of phosphoric acid, aluminium hydroxide, water and 0.01 part in the chromic oxide of getting 85% concentration are standby; Aluminium hydroxide and water are mixed in proportion, pour at the industrial phosphoric acid that with concentration is 85% and be heated to 70 degrees centigrade in the mixed solution, heating while stirring makes its complete reaction, obtains little green clear liquid, adds chromic oxide again;
B, stirring in 30: 6: 40 ratios at 12 parts of the zirconium whites more than 60%, 8 parts in aluminum oxide, 0.03 part of pulvis of forming of magnesium oxide with 6 parts of silicon sol solvents after the tackiness agent that makes and the dilution with by 10 parts of the above white alundum powders of 120 orders, content to make major ingredient;
C, get 0.3 part of value of 4 parts of high-alumina cements and stainless steel respectively and make auxiliary material, by 76: 4 mixed, high-alumina cement wherein added major ingredient in use and gets final product with major ingredient and auxiliary material.
Using method of the present invention is:
A, at first with metal heated before spraying water rinse well, corrosion place is cleaned out with the derusting process that sandblasts;
B. tackiness agent, solvent and pulvis are mixed with major ingredient in 30: 6: 40 ratios, major ingredient and auxiliary material stir at the scene by 76: 4 mixed, leave standstill 10～15 minutes, after material has been prepared, need use up in 30 minutes;
C, utilize pressurized air to be sprayed on the coated article surface with spray gun the coating that makes, spraying at twice, thickness is 0.3mm for the first time, sprayed the back and on the light pipe surface, sprinkled Stainless Steel Wire, increased the intensity of its material, at interval 4 hours after the first layer is dried, spray the second layer again, total thickness is not less than 0.8mm.
Embodiment two:
Coating of the present invention mainly is made up of in 110: 8 ratios major ingredient and auxiliary material, wherein major ingredient again tackiness agent, solvent and pulvis form in 42: 10: 60 ratios, their composition is respectively:
The main component of tackiness agent in weight part, comprising:
28 parts of the phosphoric acid of 85% concentration; 5 parts in aluminium hydroxide;
8 parts in water; 0.02 part in chromic oxide;
The main component of solvent in weight part, comprising: 10 parts of dilution back silicon sol;
The main component of pulvis in weight part, comprising:
18 parts of content of the above white fused alumina of 120 orders are 18 parts of the zirconium whites more than 60%
0.05 part in 12 parts of magnesium oxide of aluminum oxide;
Auxiliary material mainly comprises setting accelerator and Stainless Steel Wire, counts with weight part:
7 parts of high-alumina cements; 0.6 part of Stainless Steel Wire.
Its preparation method is: a, tackiness agent are prepared as, and 8 parts in 5 parts in 28 parts of phosphoric acid, aluminium hydroxide, water and 0.02 part in the chromic oxide of getting 85% concentration are standby; Aluminium hydroxide and water are mixed in proportion, pour at the industrial phosphoric acid that with concentration is 85% and be heated to 120 degrees centigrade in the mixed solution, heating while stirring makes its complete reaction, obtains little green clear liquid, adds chromic oxide again;
B, stirring in 42: 10: 60 ratios at 18 parts of the zirconium whites more than 60%, aluminum oxide 12,0.05 part of pulvis of forming of magnesium oxide with 10 parts of silicon sol solvents after the tackiness agent that makes and the dilution with by 18 parts of the above white fused aluminas of 120 orders, content to make major ingredient;
C, get the auxiliary material of 7 parts of high-alumina cements and 0.6 part of system of Stainless Steel Wire respectively, major ingredient and auxiliary material are prepared in 110: 8 ratios, high-alumina cement wherein adds major ingredient in use and gets final product.
In use, major ingredient and auxiliary material are formed in 110: 8 ratios, wherein major ingredient again tackiness agent, solvent and pulvis form in 42: 10: 60 ratios, using method is identical with embodiment one, repeats no more.
Embodiment three:
Coating of the present invention mainly is made up of in 100: 6 ratio major ingredient and auxiliary material, and wherein major ingredient is made up of by 37: 8: 50 examples tackiness agent, solvent and pulvis, and their composition is respectively:
The main component of tackiness agent in weight part, comprising:
26 parts of the phosphoric acid of 85% concentration; 4 parts in aluminium hydroxide;
7 parts in water; 0.015 part in chromic oxide;
The main component of solvent in weight part, comprising: 8 parts of dilution back silicon sol;
The main component of pulvis in weight part, comprising:
15 parts of content of the above white fused alumina of 120 orders are 14 parts of the zirconium whites more than 60%
0.04 part in 10 parts of magnesium oxide of aluminum oxide;
Auxiliary material mainly comprises setting accelerator and Stainless Steel Wire, counts with weight part:
6 parts of high-alumina cements; 0.5 part of Stainless Steel Wire.
Its preparation method is: a, tackiness agent are prepared as, and 7 parts in 4 parts in 26 parts of phosphoric acid, aluminium hydroxide, water and 0.015 part in the chromic oxide of getting 85% concentration are standby; Aluminium hydroxide and water are mixed in proportion, pour at the industrial phosphoric acid that with concentration is 85% and be heated to 90 degrees centigrade in the mixed solution, heating while stirring makes its complete reaction, obtains little green clear liquid, adds chromic oxide again;
B, stirring in 37: 8: 50 ratios at 14 parts of the zirconium whites more than 60%, 10 parts in aluminum oxide, 0.04 part of pulvis of forming of magnesium oxide with 8 parts of silicon sol solvents after the tackiness agent that makes and the dilution with by 15 parts of the above white fused aluminas of 120 orders, content to make major ingredient;
C, get 0.5 part of 6 parts of high-alumina cements and Stainless Steel Wire as auxiliary material respectively, by 100: 6 mixed, high-alumina cement wherein added major ingredient in use and gets final product with major ingredient and auxiliary material.
In use, major ingredient and auxiliary material are formed in 100: 6 ratio, and wherein major ingredient is made up of in 37: 8: 50 ratios tackiness agent, solvent and pulvis, and using method is identical with embodiment one, repeats no more.
Embodiment four:
Coating of the present invention mainly is made up of in 90: 5 ratio major ingredient and auxiliary material, wherein major ingredient again tackiness agent, solvent and pulvis form in 39: 7: 55 ratio, their composition is respectively:
The main component of tackiness agent in weight part, comprising:
24 parts of the phosphoric acid of 85% concentration; 4.3 parts in aluminium hydroxide;
6 parts in water; 0.018 part in chromic oxide;
The main component of solvent in weight part, comprising: 9 parts of dilution back silicon sol;
The main component of pulvis in weight part, comprising:
12 parts of content of 120 order white fused aluminas are 17 parts of the zirconium whites more than 60%
0.045 part in 11 parts of magnesium oxide of aluminum oxide;
Auxiliary material mainly comprises setting accelerator and Stainless Steel Wire, counts with weight part:
5 parts of high-alumina cements; 0.4 part of Stainless Steel Wire.
Its preparation method is: a, tackiness agent are prepared as, and 6 parts in 4.3 parts in 24 parts of phosphoric acid, aluminium hydroxide, water and 0.018 part in the chromic oxide of getting 85% concentration are standby; Aluminium hydroxide and water are mixed in proportion, pour at the industrial phosphoric acid that with concentration is 85% and be heated to 80 degrees centigrade in the mixed solution, heating while stirring makes its complete reaction, obtains little green clear liquid, adds chromic oxide again;
B, stirring in 39: 7: 55 ratio at 17 parts of the zirconium whites more than 60%, 11 parts in aluminum oxide, 0.045 part of pulvis of forming of magnesium oxide with 9 parts of silicon sol solvents after the tackiness agent that makes and the dilution with by 12 parts of 120 order white fused aluminas, content to make major ingredient;
C, get 0.4 part of 5 parts of high-alumina cements and Stainless Steel Wire as auxiliary material respectively, with the ratio preparation in 90: 5 of major ingredient and auxiliary material, high-alumina cement wherein adds major ingredient in use and gets final product.
In use, major ingredient and auxiliary material are formed in 90: 5 ratio, and wherein tackiness agent, solvent and pulvis were by 39: 7: 55 ratio composition again for major ingredient, and using method is identical with embodiment one, repeats no more.
Claims (7)
1, a kind of high temperature abrasion material that is used for the metallic surface is characterized in that: it by major ingredient and auxiliary material in 76～110: 4～8 ratio is formed, wherein major ingredient mainly by tackiness agent, solvent and pulvis in 30～42: 6～10: 40～60 ratios are formed; The main component of tackiness agent in weight part, comprising:
22～28 parts of the phosphoric acid of 85% concentration; 3～5 parts in aluminium hydroxide;
5～8 parts in water; 0.01～0.02 part in chromic oxide;
The main component of solvent in weight part, comprising: 6～10 parts of dilution back silicon sol;
The main component of pulvis in weight part, comprising:
Above white firm 10～18 parts of content of 120 orders are 12～18 parts of the zirconium whites more than 60%
0.03～0.05 part in 8～12 parts of magnesium oxide of aluminum oxide;
Auxiliary material mainly comprises setting accelerator and Stainless Steel Wire, counts with weight part:
4～7 parts of setting accelerator; 0.3～0.6 part of Stainless Steel Wire.
2, the high temperature abrasion material that is used for the metallic surface according to claim 1 is characterized in that: described setting accelerator is a high-alumina cement.
3, the high temperature abrasion material that is used for the metallic surface according to claim 1 and 2, it is characterized in that: major ingredient and auxiliary material are formed in 76: 4 ratio, wherein the tackiness agent in the major ingredient, solvent and pulvis are formed in 30: 6: 40 ratios, and each composition content by weight is:
22 parts of the phosphoric acid of 85% concentration; 3 parts in aluminium hydroxide;
5 parts in water; 0.01 part in chromic oxide;
6 parts of silicon sol;
10 parts of the above white fused aluminas of 120 orders; Content is 12 parts of the zirconium whites more than 60%;
8 parts in aluminum oxide; 0.03 part in magnesium oxide;
4 parts of high-alumina cements; 0.3 part of Stainless Steel Wire.
4, the high temperature abrasion material that is used for the metallic surface according to claim 1 and 2, it is characterized in that: described major ingredient and auxiliary material are formed in 110: 8 ratio, wherein the tackiness agent in the major ingredient, solvent and pulvis are formed in 42: 10: 60 ratios, and each composition content by weight is:
28 parts of the phosphoric acid of 85% concentration; 5 parts in aluminium hydroxide;
8 parts in water; 0.02 part in chromic oxide;
10 parts of silicon sol;
18 parts of the above white fused aluminas of 120 orders; Content is 18 parts of the zirconium whites more than 60%;
12 parts in aluminum oxide; 0.05 part in magnesium oxide;
7 parts of high-alumina cements; 0.6 part of stainless steel.
5, the high temperature abrasion material that is used for the metallic surface according to claim 1 and 2, it is characterized in that: described major ingredient and auxiliary material are formed in 100: 6 ratio, wherein the tackiness agent in the major ingredient, solvent and pulvis are formed in 37: 8: 50 ratios, and each composition content by weight is:
26 parts of the phosphoric acid of 85% concentration; 4 parts in aluminium hydroxide;
7 parts in water; 0.015 part in chromic oxide;
15 parts of the above white fused aluminas of 120 orders; Content is 14 parts of the zirconium whites more than 60%;
8 parts of silicon sol;
10 parts in aluminum oxide; 0.04 part in magnesium oxide;
6 parts of high-alumina cements; 0.5 part of stainless steel.
6, a kind of preparation method who is used for the high temperature abrasion material of metallic surface is characterized in that:
A, tackiness agent are prepared as, and 5～8 parts in 3～5 parts in 22～28 parts of phosphoric acid, aluminium hydroxide, water and 0.01～0.02 part in the chromic oxide of getting 85% concentration are standby; Aluminium hydroxide and water are pressed mixing, pour at the industrial phosphoric acid that with concentration is 85% and be heated to 70～120 degrees centigrade in the mixed solution, heating while stirring makes its complete reaction, obtains little green clear liquid, adds chromic oxide again;
B, the pulvis formed at the zirconium white more than 60%, 8～12 parts of aluminum oxide, 0.03～0.05 part of magnesium oxide with 6～10 parts of silicon sol solvents after the tackiness agent that makes and the dilution with by 10～18 part of 120 above white fused alumina of order, 12～18 parts of content are in 30～42: 6～10: 40～60 ratios stir and can make major ingredient;
C, get high-alumina cement 4-7 part and Stainless Steel Wire 0.3-0.6 part respectively and form auxiliary material, and with the ratio of major ingredient and auxiliary material 76～110: 4～8, wherein high-alumina cement is added major ingredient in use, Stainless Steel Wire is sprinkling upon the metallic surface and gets final product.
7, a kind of using method that is used for the high temperature abrasion material of metallic surface is characterized in that:
A, at first with metal heated before spraying water rinse well, corrosion place is cleaned out with the derusting process that sandblasts;
B. with tackiness agent, solvent and pulvis in 30～42: 6～10: 40～60 ratios are mixed with major ingredient, and major ingredient and auxiliary material are by 76～110: 4～8 mixed stir at the scene, leave standstill 10～15 minutes, after material has been prepared, need use up in 30 minutes;
C, utilize pressurized air to be sprayed on the coated article surface with spray gun the coating that makes, spraying at twice, thickness is 0.3mm for the first time, sprayed the back and on the light pipe surface, sprinkled Stainless Steel Wire, increased the intensity of its material, at interval 4 hours after the first layer is dried, spray the second layer again, total thickness is not less than 0.8mm.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008098421A1 (en) * | 2007-02-15 | 2008-08-21 | Institute Of Process Engineering, Chinese Academy Of Sciences | High temperature resistant inorganic composite adhesive |
| CN100457606C (en) * | 2007-03-13 | 2009-02-04 | 浙江大学 | Process of preparing modified phosphate sol |
| CN102167566A (en) * | 2010-12-20 | 2011-08-31 | 中钢集团洛阳耐火材料研究院有限公司 | Waterproof coating of carbon-containing refractory material |
| CN109897400A (en) * | 2017-12-07 | 2019-06-18 | 航天特种材料及工艺技术研究所 | A kind of high-temperature-resistant insulating paint and preparation method thereof |
| CN110370833A (en) * | 2019-08-23 | 2019-10-25 | 深圳市逸途信息科技有限公司 | A kind of bionical mark of metal thermal transfer and its preparation process |
| CN113666759A (en) * | 2021-09-18 | 2021-11-19 | 郑州荣盛窑炉耐火材料有限公司 | Anti-erosion wear-resistant ceramic spray coating for rotary kiln and preparation method thereof |
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| CN1012769B (en) * | 1986-09-19 | 1991-06-05 | 株式会社日立制作所 | Nuclear-powered apparatus |
| CN1020787C (en) * | 1991-07-13 | 1993-05-19 | 许建中 | Aligning washer for unidirectional bolt of special-shaped head |
| CN1046542C (en) * | 1994-12-18 | 1999-11-17 | 吕瑞东 | High temp. and wear resistant coating for boiler soot pipeline |
| US6676783B1 (en) * | 1998-03-27 | 2004-01-13 | Siemens Westinghouse Power Corporation | High temperature insulation for ceramic matrix composites |
| CA2529095A1 (en) * | 2002-12-23 | 2005-01-13 | Applied Thin Films, Inc. | Aluminum phosphate coatings |
| CN1271148C (en) * | 2004-10-14 | 2006-08-23 | 湖南大学 | High temperature resistant abrasion resistant inorganic paint and preparation method of its binder |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008098421A1 (en) * | 2007-02-15 | 2008-08-21 | Institute Of Process Engineering, Chinese Academy Of Sciences | High temperature resistant inorganic composite adhesive |
| CN100457606C (en) * | 2007-03-13 | 2009-02-04 | 浙江大学 | Process of preparing modified phosphate sol |
| CN102167566A (en) * | 2010-12-20 | 2011-08-31 | 中钢集团洛阳耐火材料研究院有限公司 | Waterproof coating of carbon-containing refractory material |
| CN109897400A (en) * | 2017-12-07 | 2019-06-18 | 航天特种材料及工艺技术研究所 | A kind of high-temperature-resistant insulating paint and preparation method thereof |
| CN110370833A (en) * | 2019-08-23 | 2019-10-25 | 深圳市逸途信息科技有限公司 | A kind of bionical mark of metal thermal transfer and its preparation process |
| CN113666759A (en) * | 2021-09-18 | 2021-11-19 | 郑州荣盛窑炉耐火材料有限公司 | Anti-erosion wear-resistant ceramic spray coating for rotary kiln and preparation method thereof |
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| Publication number | Publication date |
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| CN100494291C (en) | 2009-06-03 |
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