CN109082691A - A kind of preparation method of wear-resistant nanometer zirconium oxide ceramic coating - Google Patents
A kind of preparation method of wear-resistant nanometer zirconium oxide ceramic coating Download PDFInfo
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- CN109082691A CN109082691A CN201810936624.2A CN201810936624A CN109082691A CN 109082691 A CN109082691 A CN 109082691A CN 201810936624 A CN201810936624 A CN 201810936624A CN 109082691 A CN109082691 A CN 109082691A
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- zirconium oxide
- wear
- oxide ceramic
- ceramic coating
- nanometer zirconium
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D9/00—Electrolytic coating other than with metals
- C25D9/04—Electrolytic coating other than with metals with inorganic materials
- C25D9/06—Electrolytic coating other than with metals with inorganic materials by anodic processes
Abstract
The invention discloses a kind of preparation methods of wear-resistant nanometer zirconium oxide ceramic coating, comprising: (1) by substrate polishing, polishing, is cleaned by ultrasonic 5~15min in deionized water and dehydrated alcohol again respectively, takes out, at room temperature naturally dry；(2) 1~10g/L potassium fluorozirconate, 0.5~2g/L complexing agent, 10~30g/L potassium silicate, 1~3g/L potassium hydroxide are uniformly mixed, add a certain amount of nano zircite particle and 0.1~1g/L wetting agent, 1~3h of ultrasonic disperse obtains mixing plating solution；(3) using substrate as anode, using stainless steel plate as cathode, it is 30~50 DEG C, 3~5h is electroplated under the galvanostatic conditions that current density is 5~15A/dm2, mixing speed is 500~600r/min in temperature, obtain wear-resistant nanometer zirconium oxide ceramic coating.In wear-resistant nanometer zirconium oxide ceramic coating in the present invention, zirconium oxide can be uniformly dispersed, and high with substrate caking power, so as to improve the wearability of coating.
Description
Technical field
The present invention relates to technical field of ceramic material, more particularly to a kind of preparation of wear-resistant nanometer zirconium oxide ceramic coating
Method.
Background technique
Zirconia ceramics has many advantages, such as high tenacity, high-flexural strength, high-wearing feature, is widely used in induction heating
Pipe, refractory material, heater element.Zirconia ceramics has used for many years as the thermal barrier coating of metal material surface, has skill
Art zirconia ceramics-metal gradient composite coating ingredient is along coating layer thickness direction distribution gradient.There is matrix to coating table
Face, coating structure is gradually from the composite construction of NiCrAlY base to ZrO2The composite construction transition of base is formed a kind of without macroscopical boundary
The institutional framework of face consecutive variations, coating density is with ZrO2The raising of constituent element linearly reduces.
Compared with duplex coating, component gradient can mitigate thermal stress of the coating in formation and use process, make coating
It is significantly improved with the bond strength and thermal shock resistance of matrix.Gradient coating is with good performance, is aero-engine
Deng effective Thermal protection material.But the abrasion resistance properties of prior art zirconia coating are undesirable.
For this reason, it is necessary in view of the above-mentioned problems, propose a kind of preparation method of wear-resistant nanometer zirconium oxide ceramic coating, energy
Enough solve problems of the prior art.
Summary of the invention
The purpose of the present invention is to provide a kind of preparation methods of wear-resistant nanometer zirconium oxide ceramic coating, to overcome existing skill
Deficiency in art.
To achieve the above object, the invention provides the following technical scheme:
A kind of preparation method of wear-resistant nanometer zirconium oxide ceramic coating characterized by comprising
(1) by substrate polishing, polishing, it is cleaned by ultrasonic 5~15min in deionized water and dehydrated alcohol again respectively, takes out,
Naturally dry under room temperature；
(2) by 1~10g/L potassium fluorozirconate, 0.5~2g/L complexing agent, 10~30g/L potassium silicate, 1~3g/L potassium hydroxide
It is uniformly mixed, adds a certain amount of nano zircite particle and 0.1~1g/L wetting agent, 1~3h of ultrasonic disperse is mixed
Plating solution；
(3) using substrate as anode, using stainless steel plate as cathode, temperature is 30~50 DEG C, current density is 5~15A/
dm2, mixing speed be 500~600r/min galvanostatic conditions under be electroplated 3~5h, obtain wear-resistant nanometer zirconium oxide ceramic plating
Layer.
Preferably, in step (1), the substrate is selected from aluminium alloy plate, 316L stainless steel plate or titanium plate.
Preferably, in step (1), the substrate further includes surface degreasing, electrochemical activation processing before polishing, polishing
Process.
Preferably, the surface degreasing carries out at a temperature of 50~60 DEG C.
Preferably, in step (2), the complexing agent is in trisodium citrate, sodium potassium tartrate tetrahydrate, ammonium acetate or sodium acetate
It is one or more kinds of.
Preferably, in step (2), the wetting agent is lauryl sodium sulfate.
Preferably, in step (2), the mass fraction of nano zircite particle is 2~5% in the mixing plating solution.
Preferably, in step (3), the wear-resistant nanometer zirconium oxide ceramic coating with a thickness of 150~300 μm.
Compared with the prior art, the advantages of the present invention are as follows: in the wear-resistant nanometer zirconium oxide ceramic coating in the present invention, oxygen
Changing zirconium can be uniformly dispersed, and high with substrate caking power, so as to improve the wearability of coating.
Specific embodiment
The present invention is described further by the following example: according to following embodiments, the present invention may be better understood.
However, as it will be easily appreciated by one skilled in the art that specific material ratio, process conditions and its result described in embodiment are only used
In illustrating the present invention, without the present invention described in detail in claims should will not be limited.
The present invention discloses a kind of preparation method of wear-resistant nanometer zirconium oxide ceramic coating characterized by comprising
(1) by substrate polishing, polishing, it is cleaned by ultrasonic 5~15min in deionized water and dehydrated alcohol again respectively, takes out,
Naturally dry under room temperature；
(2) by 1~10g/L potassium fluorozirconate, 0.5~2g/L complexing agent, 10~30g/L potassium silicate, 1~3g/L potassium hydroxide
It is uniformly mixed, adds a certain amount of nano zircite particle and 0.1~1g/L wetting agent, 1~3h of ultrasonic disperse is mixed
Plating solution；
(3) using substrate as anode, using stainless steel plate as cathode, temperature is 30~50 DEG C, current density is 5~15A/
dm2, mixing speed be 500~600r/min galvanostatic conditions under be electroplated 3~5h, obtain wear-resistant nanometer zirconium oxide ceramic plating
Layer.
Wherein, in step (1), the substrate is selected from aluminium alloy plate, 316L stainless steel plate or titanium plate；The substrate is being beaten
It further include the process of surface degreasing, electrochemical activation processing before mill, polishing, further, the surface degreasing is 50~60
It is carried out at a temperature of DEG C.
Wherein, in step (2), the complexing agent is one in trisodium citrate, sodium potassium tartrate tetrahydrate, ammonium acetate or sodium acetate
Kind or more than one；The wetting agent is lauryl sodium sulfate；The quality of nano zircite particle point in the mixing plating solution
Number is 2~5%, it is preferred that the mass fraction of nano zircite particle is 3% in the mixing plating solution.
Wherein, in step (3), the wear-resistant nanometer zirconium oxide ceramic coating with a thickness of 150~300 μm, it is preferred that institute
State wear-resistant nanometer zirconium oxide ceramic coating with a thickness of 200 μm.
The preparation method of wear-resistant nanometer zirconium oxide ceramic coating is illustrated with specific embodiment below.
Embodiment 1
(1) by substrate polishing, polishing, it is cleaned by ultrasonic 5~15min in deionized water and dehydrated alcohol again respectively, takes out,
Naturally dry under room temperature；
(2) 1g/L potassium fluorozirconate, 0.5g/L complexing agent, 10g/L potassium silicate, 1g/L potassium hydroxide are uniformly mixed, then plus
Enter a certain amount of nano zircite particle and 0.1g/L wetting agent, ultrasonic disperse 1h obtains mixing plating solution, wherein the mixing
The mass fraction of nano zircite particle is 2% in plating solution；
(3) using substrate as anode, using stainless steel plate as cathode, temperature be 30 DEG C, current density 5A/dm2, stirring speed
3h is electroplated under the galvanostatic conditions that degree is 500r/min, obtains wear-resistant nanometer zirconium oxide ceramic coating.
Embodiment 2
(1) by substrate polishing, polishing, it is cleaned by ultrasonic 10min in deionized water and dehydrated alcohol again respectively, takes out, in room
Naturally dry under the conditions of temperature；
(2) 6g/L potassium fluorozirconate, 1.5g/L complexing agent, 20g/L potassium silicate, 2g/L potassium hydroxide are uniformly mixed, then plus
Enter a certain amount of nano zircite particle and 0.5g/L wetting agent, ultrasonic disperse 2h obtains mixing plating solution, wherein the mixing
The mass fraction of nano zircite particle is 3% in plating solution；
(3) using substrate as anode, using stainless steel plate as cathode, temperature be 40 DEG C, current density 10A/dm2, stirring
4h is electroplated under the galvanostatic conditions that speed is 550r/min, obtains wear-resistant nanometer zirconium oxide ceramic coating.
Embodiment 3
(1) by substrate polishing, polishing, it is cleaned by ultrasonic 15min in deionized water and dehydrated alcohol again respectively, takes out, in room
Naturally dry under the conditions of temperature；
(2) 10g/L potassium fluorozirconate, 2g/L complexing agent, 30g/L potassium silicate, 3g/L potassium hydroxide are uniformly mixed, are added
A certain amount of nano zircite particle and 1g/L wetting agent, ultrasonic disperse 3h obtain mixing plating solution, wherein the mixing plating solution
The mass fraction of middle nano zircite particle is 5%；
(3) using substrate as anode, using stainless steel plate as cathode, temperature be 50 DEG C, current density 15A/dm2, stirring
5h is electroplated under the galvanostatic conditions that speed is 600r/min, obtains wear-resistant nanometer zirconium oxide ceramic coating.
Had according to the wear-resistant nanometer zirconium oxide ceramic coating that the method in above-described embodiment 1~3 is prepared excellent
Abrasion resistance properties.Wearability experiment is carried out to the wear-resistant nanometer zirconium oxide ceramic coating in above-described embodiment 1~3, the results showed that,
When coating is with a thickness of 0.2mm, under 50N contact load, Ceramic Balls revolving speed is 600r/min, after 5000 turns, the table of coating
It does not wear yet in face.
Finally, it is to be noted that, the terms "include", "comprise" or its any other variant be intended to it is non-exclusive
Property include so that include a series of elements process, method, article or equipment not only include those elements, but also
Further include other elements that are not explicitly listed, or further include for this process, method, article or equipment it is intrinsic
Element.
Claims (8)
1. a kind of preparation method of wear-resistant nanometer zirconium oxide ceramic coating characterized by comprising
(1) by substrate polishing, polishing, it is cleaned by ultrasonic 5~15min in deionized water and dehydrated alcohol again respectively, takes out, in room temperature
Under the conditions of naturally dry；
(2) 1~10g/L potassium fluorozirconate, 0.5~2g/L complexing agent, 10~30g/L potassium silicate, 1~3g/L potassium hydroxide are mixed
Uniformly, a certain amount of nano zircite particle and 0.1~1g/L wetting agent are added, 1~3h of ultrasonic disperse obtains mixing plating
Liquid；
(3) using substrate as anode, using stainless steel plate as cathode, temperature is 30~50 DEG C, current density is 5~15A/dm2, stir
It mixes and 3~5h is electroplated under the galvanostatic conditions that speed is 500~600r/min, obtain wear-resistant nanometer zirconium oxide ceramic coating.
2. the preparation method of wear-resistant nanometer zirconium oxide ceramic coating according to claim 1, which is characterized in that step (1)
In, the substrate is selected from aluminium alloy plate, 316L stainless steel plate or titanium plate.
3. the preparation method of wear-resistant nanometer zirconium oxide ceramic coating according to claim 1, which is characterized in that step (1)
In, the substrate further includes the process of surface degreasing, electrochemical activation processing before polishing, polishing.
4. the preparation method of wear-resistant nanometer zirconium oxide ceramic coating according to claim 3, which is characterized in that the surface
Oil removing carries out at a temperature of 50~60 DEG C.
5. the preparation method of wear-resistant nanometer zirconium oxide ceramic coating according to claim 1, which is characterized in that step (2)
In, the complexing agent be one of trisodium citrate, sodium potassium tartrate tetrahydrate, ammonium acetate or sodium acetate or more than one.
6. the preparation method of wear-resistant nanometer zirconium oxide ceramic coating according to claim 1, which is characterized in that step (2)
In, the wetting agent is lauryl sodium sulfate.
7. the preparation method of wear-resistant nanometer zirconium oxide ceramic coating according to claim 1, which is characterized in that step (2)
In, the mass fraction of nano zircite particle is 2~5% in the mixing plating solution.
8. the preparation method of wear-resistant nanometer zirconium oxide ceramic coating according to claim 1, which is characterized in that step (3)
In, the wear-resistant nanometer zirconium oxide ceramic coating with a thickness of 150~300 μm.
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| CN111672729A (en) * | 2020-05-07 | 2020-09-18 | 中国船舶重工集团公司第七二五研究所 | Preparation method of inner wall coating of pipe fitting with inner diameter not less than 30mm |
| CN114477964A (en) * | 2022-01-28 | 2022-05-13 | 中国科学院近代物理研究所 | High-wear-resistance beryllium oxide-zirconium oxide core-shell structure ceramic ball and preparation method and application thereof |
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| CN101048538A (en) * | 2004-10-25 | 2007-10-03 | 亨克尔两合股份公司 | Article of manufacture and process for anodically coating aluminum and/or titanium with ceramic oxides |
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