CN108048891A - A kind of aluminium alloy castings surface treatment method - Google Patents
A kind of aluminium alloy castings surface treatment method Download PDFInfo
- Publication number
- CN108048891A CN108048891A CN201711141661.6A CN201711141661A CN108048891A CN 108048891 A CN108048891 A CN 108048891A CN 201711141661 A CN201711141661 A CN 201711141661A CN 108048891 A CN108048891 A CN 108048891A
- Authority
- CN
- China
- Prior art keywords
- aluminium alloy
- alloy castings
- surface treatment
- electrolytic cell
- under conditions
- 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.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/04—Anodisation of aluminium or alloys based thereon
- C25D11/12—Anodising more than once, e.g. in different baths
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/04—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/04—Anodisation of aluminium or alloys based thereon
- C25D11/06—Anodisation of aluminium or alloys based thereon characterised by the electrolytes used
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/04—Anodisation of aluminium or alloys based thereon
- C25D11/06—Anodisation of aluminium or alloys based thereon characterised by the electrolytes used
- C25D11/08—Anodisation of aluminium or alloys based thereon characterised by the electrolytes used containing inorganic acids
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/04—Anodisation of aluminium or alloys based thereon
- C25D11/18—After-treatment, e.g. pore-sealing
- C25D11/24—Chemical after-treatment
Landscapes
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Metallurgy (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- ing And Chemical Polishing (AREA)
Abstract
The invention discloses a kind of aluminium alloy castings surface treatment methods, include the following steps:Aluminium alloy castings is inserted in electrolytic cell, and acid solution is added into electrolytic cell, first time electrolysis processing in surface is carried out to aluminium alloy castings under conditions of 45 70 degrees Celsius, aluminium alloy castings is inserted in electrolytic cell again, and aqueous slkali is added into electrolytic cell, second of the electrolysis in surface processing is carried out to aluminium alloy castings under conditions of 60 80 degrees Celsius, 10 20min of heat treatment are carried out under conditions of aluminium alloy castings after electrolysis is again placed in 450 600 degrees Celsius, aluminium alloy castings is placed in treatment trough, and surface treatment liquid is added into treatment trough, 60 90min are placed under conditions of 60 80 degrees Celsius of die casting is made.The present invention can enhance adaptability of the aluminium alloy castings to temperature change, and improve its intensity, so that it can adapt to different use environments, ensure that its use in all trades and professions.
Description
Technical field
The present invention relates to Surface-micromachining process field more particularly to a kind of aluminium alloy castings surface treatment methods.
Background technology
Aluminium alloy is most widely used one kind non-ferrous metal structural material in industry, in Aeronautics and Astronautics, automobile, machinery
It has been widely applied in manufacture, ship and chemical industry.The rapid development of industrial economy, to the demand day of Welded structural member
Benefit increases, and the Research on Weldability enabled aluminum alloy to is also goed deep into therewith.As aluminium alloy is used in all trades and professions, aluminium alloy is cast now
The requirement of part is also being continuously improved, in the prior art, casting prepare shaping after, be all by polishing, grinding process, not
The processing means of its service life are specially improved, for this purpose, we have proposed a kind of aluminium alloy castings surface treatment methods.
The content of the invention
The present invention proposes a kind of aluminium alloy castings surface treatment method, mentioned above in the background art to solve
Problem.
The present invention proposes a kind of aluminium alloy castings surface treatment method, includes the following steps:
S1:Preliminary molding aluminium alloy castings is chosen, and is placed it in cold water, is recovered to room temperature;
S2:Aluminium alloy castings is inserted in electrolytic cell, and acid solution is added into electrolytic cell, and acid solution covers aluminium alloy
Casting carries out aluminium alloy castings under conditions of 45-70 degrees Celsius surface first time electrolysis processing, and by the electricity in electrolytic cell
Flow control is in 5-8A/dm2, electrolysis time 90-120s, after finishing, taking-up;
S3:Aluminium alloy castings is inserted in electrolytic cell again, and aqueous slkali is added into electrolytic cell, and aqueous slkali covers aluminium
Alloy-steel casting carries out aluminium alloy castings under conditions of 60-80 degrees Celsius second of the electrolysis in surface processing, and will be in electrolytic cell
Current control in 3-6A/dm2, electrolysis time 90-120s, after finishing, taking-up;
S4:Heat treatment 10- is carried out under conditions of aluminium alloy castings after electrolysis is again placed in 450-600 degrees Celsius
20min then takes out, and by its natural air drying;
S5:After heat treatment, aluminium alloy castings is placed in treatment trough, and surface treatment liquid is added into treatment trough, and
Surface treatment liquid need to cover die casting, and 60-90min is placed under conditions of 60-80 degrees Celsius of die casting is made;
S6:After surface treatment, surface polishing and polishing treatment are carried out again, are then applied in the one layer of protection of its surface spraying
Material, so as to form coat of metal to get the aluminium alloy castings after surface treatment.
Preferably, the acid solution in S2 is specially the mixed liquor of ferrous sulfate, aluminum nitrate and hydrochloric acid, and sulfuric acid is sub-
The molal weight of iron, aluminum nitrate and hydrochloric acid is than 1: 2: 0.5.
Preferably, the aqueous slkali in S3 be specially sodium hydroxide solution, aluminum hydroxide solution, potassium hydroxide solution it is mixed
Liquid is closed, and the molal weight ratio of sodium hydroxide solution, aluminum hydroxide solution, potassium hydroxide solution is 1: 1: 0.2.
Preferably, the surface treatment liquid in S5 is specially to be fluorinated aluminum water solution, silicic acid aluminum water solution, nickel sulfate and sulphur
The mixed liquor of sour copper, and the molal weight ratio for being fluorinated aluminum water solution, silicic acid aluminum water solution, nickel sulfate and copper sulphate is 2: 2: 1:
0.5。
Preferably, the coat of metal in S6 is specially zinc coat.
A kind of aluminium alloy castings surface treatment method proposed by the present invention, advantageous effect are:The aluminium alloy castings
Surface treatment method can repeatedly be handled aluminium alloy castings surface, be electrolysed by soda acid, can adapt it to acid
Property condition and alkaline condition under adaptation, the heat treatment to it can enhance its adaptability to temperature change, and improve
Its intensity, so that it can adapt to different use environments, ensure that its use in all trades and professions.
Specific embodiment
With reference to specific embodiment, the present invention will be further described.
Embodiment 1
The present invention proposes a kind of aluminium alloy castings surface treatment method, includes the following steps:
S1:Preliminary molding aluminium alloy castings is chosen, and is placed it in cold water, is recovered to room temperature;
S2:Aluminium alloy castings is inserted in electrolytic cell, and acid solution is added into electrolytic cell, and acid solution covers aluminium alloy
Casting carries out aluminium alloy castings under conditions of 45 degrees Celsius surface first time electrolysis processing, and by the electric current in electrolytic cell
Control is in 5A/dm2, electrolysis time 90s, after finishing, taking-up;
S3:Aluminium alloy castings is inserted in electrolytic cell again, and aqueous slkali is added into electrolytic cell, and aqueous slkali covers aluminium
Alloy-steel casting carries out aluminium alloy castings under conditions of 60 degrees Celsius second of the electrolysis in surface processing, and will be in electrolytic cell
Current control is in 3A/dm2, electrolysis time 90s, after finishing, taking-up;
S4:Heat treatment 10min is carried out under conditions of aluminium alloy castings after electrolysis is again placed in 450 degrees Celsius, then
It takes out, and by its natural air drying;
S5:After heat treatment, aluminium alloy castings is placed in treatment trough, and surface treatment liquid is added into treatment trough, and
Surface treatment liquid need to cover die casting, and 60min is placed under conditions of 60 degrees Celsius of die casting is made;
S6:After surface treatment, surface polishing and polishing treatment are carried out again, are then applied in the one layer of protection of its surface spraying
Material, so as to form coat of metal to get the aluminium alloy castings after surface treatment.
Acid solution in S2 is specially the mixed liquor of ferrous sulfate, aluminum nitrate and hydrochloric acid, and ferrous sulfate, aluminum nitrate
And the molal weight of hydrochloric acid is than 1: 2: 0.5.
Aqueous slkali in S3 is specially the mixed liquor of sodium hydroxide solution, aluminum hydroxide solution, potassium hydroxide solution, and
Sodium hydroxide solution, aluminum hydroxide solution, the molal weight ratio of potassium hydroxide solution are 1: 1: 0.2.
Surface treatment liquid in S5 is specially to be fluorinated aluminum water solution, silicic acid aluminum water solution, nickel sulfate and copper sulphate
Mixed liquor, and the molal weight ratio for being fluorinated aluminum water solution, silicic acid aluminum water solution, nickel sulfate and copper sulphate is 2: 2: 1: 0.5.
Coat of metal in S6 is specially zinc coat.
Embodiment 2
The present invention proposes a kind of aluminium alloy castings surface treatment method, includes the following steps:
S1:Preliminary molding aluminium alloy castings is chosen, and is placed it in cold water, is recovered to room temperature;
S2:Aluminium alloy castings is inserted in electrolytic cell, and acid solution is added into electrolytic cell, and acid solution covers aluminium alloy
Casting carries out aluminium alloy castings under conditions of 50 degrees Celsius surface first time electrolysis processing, and by the electric current in electrolytic cell
Control is in 6A/dm2, electrolysis time 100s, after finishing, taking-up;
S3:Aluminium alloy castings is inserted in electrolytic cell again, and aqueous slkali is added into electrolytic cell, and aqueous slkali covers aluminium
Alloy-steel casting carries out aluminium alloy castings under conditions of 65 degrees Celsius second of the electrolysis in surface processing, and will be in electrolytic cell
Current control is in 4A/dm2, electrolysis time 100s, after finishing, taking-up;
S4:Heat treatment 14min is carried out under conditions of aluminium alloy castings after electrolysis is again placed in 500 degrees Celsius, then
It takes out, and by its natural air drying;
S5:After heat treatment, aluminium alloy castings is placed in treatment trough, and surface treatment liquid is added into treatment trough, and
Surface treatment liquid need to cover die casting, and 70min is placed under conditions of 65 degrees Celsius of die casting is made;
S6:After surface treatment, surface polishing and polishing treatment are carried out again, are then applied in the one layer of protection of its surface spraying
Material, so as to form coat of metal to get the aluminium alloy castings after surface treatment.
Acid solution in S2 is specially the mixed liquor of ferrous sulfate, aluminum nitrate and hydrochloric acid, and ferrous sulfate, aluminum nitrate
And the molal weight of hydrochloric acid is than 1: 2: 0.5.
Aqueous slkali in S3 is specially the mixed liquor of sodium hydroxide solution, aluminum hydroxide solution, potassium hydroxide solution, and
Sodium hydroxide solution, aluminum hydroxide solution, the molal weight ratio of potassium hydroxide solution are 1: 1: 0.2.
Surface treatment liquid in S5 is specially to be fluorinated aluminum water solution, silicic acid aluminum water solution, nickel sulfate and copper sulphate
Mixed liquor, and the molal weight ratio for being fluorinated aluminum water solution, silicic acid aluminum water solution, nickel sulfate and copper sulphate is 2: 2: 1: 0.5.
Coat of metal in S6 is specially zinc coat.
Embodiment 3
The present invention proposes a kind of aluminium alloy castings surface treatment method, includes the following steps:
S1:Preliminary molding aluminium alloy castings is chosen, and is placed it in cold water, is recovered to room temperature;
S2:Aluminium alloy castings is inserted in electrolytic cell, and acid solution is added into electrolytic cell, and acid solution covers aluminium alloy
Casting carries out aluminium alloy castings under conditions of 65 degrees Celsius surface first time electrolysis processing, and by the electric current in electrolytic cell
Control is in 7A/dm2, electrolysis time 110s, after finishing, taking-up;
S3:Aluminium alloy castings is inserted in electrolytic cell again, and aqueous slkali is added into electrolytic cell, and aqueous slkali covers aluminium
Alloy-steel casting carries out aluminium alloy castings under conditions of 75 degrees Celsius second of the electrolysis in surface processing, and will be in electrolytic cell
Current control is in 5A/dm2, electrolysis time 110s, after finishing, taking-up;
S4:Heat treatment 18min is carried out under conditions of aluminium alloy castings after electrolysis is again placed in 550 degrees Celsius, then
It takes out, and by its natural air drying;
S5:After heat treatment, aluminium alloy castings is placed in treatment trough, and surface treatment liquid is added into treatment trough, and
Surface treatment liquid need to cover die casting, and 80min is placed under conditions of 75 degrees Celsius of die casting is made;
S6:After surface treatment, surface polishing and polishing treatment are carried out again, are then applied in the one layer of protection of its surface spraying
Material, so as to form coat of metal to get the aluminium alloy castings after surface treatment.
Acid solution in S2 is specially the mixed liquor of ferrous sulfate, aluminum nitrate and hydrochloric acid, and ferrous sulfate, aluminum nitrate
And the molal weight of hydrochloric acid is than 1: 2: 0.5.
Aqueous slkali in S3 is specially the mixed liquor of sodium hydroxide solution, aluminum hydroxide solution, potassium hydroxide solution, and
Sodium hydroxide solution, aluminum hydroxide solution, the molal weight ratio of potassium hydroxide solution are 1: 1: 0.2.
Surface treatment liquid in S5 is specially to be fluorinated aluminum water solution, silicic acid aluminum water solution, nickel sulfate and copper sulphate
Mixed liquor, and the molal weight ratio for being fluorinated aluminum water solution, silicic acid aluminum water solution, nickel sulfate and copper sulphate is 2: 2: 1: 0.5.
Coat of metal in S6 is specially zinc coat.
Embodiment 4
The present invention proposes a kind of aluminium alloy castings surface treatment method, includes the following steps:
S1:Preliminary molding aluminium alloy castings is chosen, and is placed it in cold water, is recovered to room temperature;
S2:Aluminium alloy castings is inserted in electrolytic cell, and acid solution is added into electrolytic cell, and acid solution covers aluminium alloy
Casting carries out aluminium alloy castings under conditions of 70 degrees Celsius surface first time electrolysis processing, and by the electric current in electrolytic cell
Control is in 8A/dm2, electrolysis time 120s, after finishing, taking-up;
S3:Aluminium alloy castings is inserted in electrolytic cell again, and aqueous slkali is added into electrolytic cell, and aqueous slkali covers aluminium
Alloy-steel casting carries out aluminium alloy castings under conditions of 80 degrees Celsius second of the electrolysis in surface processing, and will be in electrolytic cell
Current control is in 6A/dm2, electrolysis time 120s, after finishing, taking-up;
S4:Heat treatment 20min is carried out under conditions of aluminium alloy castings after electrolysis is again placed in 600 degrees Celsius, then
It takes out, and by its natural air drying;
S5:After heat treatment, aluminium alloy castings is placed in treatment trough, and surface treatment liquid is added into treatment trough, and
Surface treatment liquid need to cover die casting, and 90min is placed under conditions of 80 degrees Celsius of die casting is made;
S6:After surface treatment, surface polishing and polishing treatment are carried out again, are then applied in the one layer of protection of its surface spraying
Material, so as to form coat of metal to get the aluminium alloy castings after surface treatment.
Acid solution in S2 is specially the mixed liquor of ferrous sulfate, aluminum nitrate and hydrochloric acid, and ferrous sulfate, aluminum nitrate
And the molal weight of hydrochloric acid is than 1: 2: 0.5.
Aqueous slkali in S3 is specially the mixed liquor of sodium hydroxide solution, aluminum hydroxide solution, potassium hydroxide solution, and
Sodium hydroxide solution, aluminum hydroxide solution, the molal weight ratio of potassium hydroxide solution are 1: 1: 0.2.
Surface treatment liquid in S5 is specially to be fluorinated aluminum water solution, silicic acid aluminum water solution, nickel sulfate and copper sulphate
Mixed liquor, and the molal weight ratio for being fluorinated aluminum water solution, silicic acid aluminum water solution, nickel sulfate and copper sulphate is 2: 2: 1: 0.5.
Coat of metal in S6 is specially zinc coat.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (5)
1. a kind of aluminium alloy castings surface treatment method, which is characterized in that comprise the following steps:
S1:Preliminary molding aluminium alloy castings is chosen, and is placed it in cold water, is recovered to room temperature;
S2:Aluminium alloy castings is inserted in electrolytic cell, and acid solution is added into electrolytic cell, and acid solution covers aluminium alloy casting
Part carries out aluminium alloy castings under conditions of 45-70 degrees Celsius surface first time electrolysis processing, and by the electric current in electrolytic cell
Control is in 5-8A/dm2, electrolysis time 90-120s, after finishing, taking-up;
S3:Aluminium alloy castings is inserted in electrolytic cell again, and aqueous slkali is added into electrolytic cell, and aqueous slkali covers aluminium alloy
Casting carries out aluminium alloy castings under conditions of 60-80 degrees Celsius second of the electrolysis in surface processing, and by the electricity in electrolytic cell
Flow control is in 3-6A/dm2, electrolysis time 90-120s, after finishing, taking-up;
S4:Heat treatment 10-20min is carried out under conditions of aluminium alloy castings after electrolysis is again placed in 450-600 degrees Celsius, so
After take out, and by its natural air drying;
S5:After heat treatment, aluminium alloy castings is placed in treatment trough, and surface treatment liquid is added into treatment trough, and surface
Treatment fluid need to cover die casting, and 60-90min is placed under conditions of 60-80 degrees Celsius of die casting is made;
S6:After surface treatment, surface polishing and polishing treatment are carried out again, then in one layer of protective coating of its surface spraying,
So as to form coat of metal to get the aluminium alloy castings after surface treatment.
2. a kind of aluminium alloy castings surface treatment method according to claim 1, it is characterised in that:Acid in S2
Solution is specially the mixed liquor of ferrous sulfate, aluminum nitrate and hydrochloric acid, and the molal weight of ferrous sulfate, aluminum nitrate and hydrochloric acid
Than 1: 2: 0.5.
3. a kind of aluminium alloy castings surface treatment method according to claim 1, it is characterised in that:Alkali in S3
Solution is specially the mixed liquor of sodium hydroxide solution, aluminum hydroxide solution, potassium hydroxide solution, and sodium hydroxide solution, hydrogen-oxygen
Change aluminum solutions, the molal weight ratio of potassium hydroxide solution is 1: 1: 0.2.
4. a kind of aluminium alloy castings surface treatment method according to claim 1, it is characterised in that:Table in S5
Surface treatment liquid is specially the mixed liquor for being fluorinated aluminum water solution, silicic acid aluminum water solution, nickel sulfate and copper sulphate, and aluminum fluoride is water-soluble
Liquid, silicic acid aluminum water solution, the molal weight ratio of nickel sulfate and copper sulphate are 2: 2: 1: 0.5.
5. a kind of aluminium alloy castings surface treatment method according to claim 1, it is characterised in that:Gold in S6
It is specially zinc coat to belong to protective layer.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711141661.6A CN108048891A (en) | 2017-11-15 | 2017-11-15 | A kind of aluminium alloy castings surface treatment method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711141661.6A CN108048891A (en) | 2017-11-15 | 2017-11-15 | A kind of aluminium alloy castings surface treatment method |
Publications (1)
Publication Number | Publication Date |
---|---|
CN108048891A true CN108048891A (en) | 2018-05-18 |
Family
ID=62119843
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201711141661.6A Pending CN108048891A (en) | 2017-11-15 | 2017-11-15 | A kind of aluminium alloy castings surface treatment method |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108048891A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108642350A (en) * | 2018-06-29 | 2018-10-12 | 湖州市漾西电化有限公司 | A kind of anticorrosion aluminium ally section and its surface treatment method |
CN109356996A (en) * | 2018-11-19 | 2019-02-19 | 襄阳市中康汽车配件有限公司 | A kind of transmission housing surface treating method that can improve automobile gearbox service life |
CN114045491A (en) * | 2021-12-14 | 2022-02-15 | 无锡邦得机械有限公司 | Surface processing method for aluminum alloy casting |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5820740A (en) * | 1996-03-18 | 1998-10-13 | Aluminum Finishing Corporation | High-absorptance high-emittance anodic coating |
JP2005272904A (en) * | 2004-03-24 | 2005-10-06 | Miyaki:Kk | Surface treatment method for aluminum or aluminum alloy |
CN101591768A (en) * | 2009-07-07 | 2009-12-02 | 宁波江丰电子材料有限公司 | The making method of target |
CN103484916A (en) * | 2013-09-29 | 2014-01-01 | 苏州利达铸造有限公司 | Anodic oxidation treatment process of die-casting aluminum alloy for digital electronic product |
CN103956220A (en) * | 2014-05-15 | 2014-07-30 | 哈尔滨易奥秘科技发展有限公司 | Method for manufacturing electrode of radio frequency thermal therapy instrument |
CN105862027A (en) * | 2016-05-12 | 2016-08-17 | 安徽纯启动力机械有限公司 | Surface treatment technique for aluminum alloy die casting |
CN105908239A (en) * | 2016-05-31 | 2016-08-31 | 刘洪建 | Processing method capable of improving surface strength of aluminum and aluminum alloy |
CN105926015A (en) * | 2016-05-12 | 2016-09-07 | 安徽纯启动力机械有限公司 | Electrochemical surface hardening treatment process of aluminum alloy die casting |
CN106835231A (en) * | 2016-12-22 | 2017-06-13 | 当涂县宏宇金属炉料有限责任公司 | A kind of aluminium alloy surface treatment method |
CN106894073A (en) * | 2017-03-16 | 2017-06-27 | 西安理工大学 | The surface treatment method of fatigue behavior under a kind of improvement corrosive environment |
-
2017
- 2017-11-15 CN CN201711141661.6A patent/CN108048891A/en active Pending
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5820740A (en) * | 1996-03-18 | 1998-10-13 | Aluminum Finishing Corporation | High-absorptance high-emittance anodic coating |
JP2005272904A (en) * | 2004-03-24 | 2005-10-06 | Miyaki:Kk | Surface treatment method for aluminum or aluminum alloy |
CN101591768A (en) * | 2009-07-07 | 2009-12-02 | 宁波江丰电子材料有限公司 | The making method of target |
CN103484916A (en) * | 2013-09-29 | 2014-01-01 | 苏州利达铸造有限公司 | Anodic oxidation treatment process of die-casting aluminum alloy for digital electronic product |
CN103956220A (en) * | 2014-05-15 | 2014-07-30 | 哈尔滨易奥秘科技发展有限公司 | Method for manufacturing electrode of radio frequency thermal therapy instrument |
CN105862027A (en) * | 2016-05-12 | 2016-08-17 | 安徽纯启动力机械有限公司 | Surface treatment technique for aluminum alloy die casting |
CN105926015A (en) * | 2016-05-12 | 2016-09-07 | 安徽纯启动力机械有限公司 | Electrochemical surface hardening treatment process of aluminum alloy die casting |
CN105908239A (en) * | 2016-05-31 | 2016-08-31 | 刘洪建 | Processing method capable of improving surface strength of aluminum and aluminum alloy |
CN106835231A (en) * | 2016-12-22 | 2017-06-13 | 当涂县宏宇金属炉料有限责任公司 | A kind of aluminium alloy surface treatment method |
CN106894073A (en) * | 2017-03-16 | 2017-06-27 | 西安理工大学 | The surface treatment method of fatigue behavior under a kind of improvement corrosive environment |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108642350A (en) * | 2018-06-29 | 2018-10-12 | 湖州市漾西电化有限公司 | A kind of anticorrosion aluminium ally section and its surface treatment method |
CN108642350B (en) * | 2018-06-29 | 2020-05-19 | 湖州市漾西电化有限公司 | Corrosion-resistant aluminum alloy profile and surface treatment method thereof |
CN109356996A (en) * | 2018-11-19 | 2019-02-19 | 襄阳市中康汽车配件有限公司 | A kind of transmission housing surface treating method that can improve automobile gearbox service life |
CN109356996B (en) * | 2018-11-19 | 2022-03-04 | 襄阳市中康汽车配件有限公司 | Surface treatment method for gearbox shell capable of prolonging service life of automobile gearbox |
CN114045491A (en) * | 2021-12-14 | 2022-02-15 | 无锡邦得机械有限公司 | Surface processing method for aluminum alloy casting |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN108048891A (en) | A kind of aluminium alloy castings surface treatment method | |
CN101784700B (en) | Environmentally friendly steel sheet for container material, process for producing the same, and environmentally friendly laminated steel sheet for container material and precoated steel sheet for container material each produced from that steel shee | |
CN101634042A (en) | Method for processing superhard aluminum alloy oxide film | |
CN103205587B (en) | Production technology of high-strength rare earth aluminum alloy applied to automotive pedal | |
CN108796579B (en) | Nickel-free hole sealing agent for aluminum anodic oxidation | |
CN107502766A (en) | A kind of production method of heat-tinting electrophoretic coating aluminium alloy extrusions | |
CN103540968A (en) | Process method for electroplating nickel on aluminum-copper composite material component | |
KR20180081132A (en) | Steel sheet for can and method for manufacturing the same | |
CN103741129A (en) | Zinc coating trivalent chromium blue white passivating agent with high corrosion resistance | |
CN107059026A (en) | A kind of surface treatment method of aluminum alloy materials | |
CN104532316B (en) | Anti-nitridation process for copper-tin composite plating | |
CN109468510A (en) | A kind of production technology of guardrail aluminium alloy extrusions | |
CN103484901A (en) | Nickel-plating process for hardware | |
CN108048837A (en) | A kind of die casting surface processing technique | |
CN104762639A (en) | A porous aluminum-based composite anode used for a hydrometallurgy electrodeposition process and a preparing method | |
CN103097580B (en) | Steel sheet for can with excellent corrosion resistance | |
CN107058992B (en) | A kind of coating and application method preparing composite coating for cast aluminium alloy gold surface | |
CN104032248B (en) | A kind of fluxing agent for steel solvent method hot dip high aluminium content alloy layer | |
JP6098763B2 (en) | Sn-plated steel sheet, chemical conversion-treated steel sheet, and production methods thereof | |
CN108588798A (en) | Aluminum alloy mould electroplated diamond method and aluminum alloy mould plating diamond tool | |
JP2014224280A (en) | Composition for phosphate chemical-conversion treatment bath and method for forming phosphate chemical-conversion film | |
CN210420210U (en) | Coating structure sealed by cyanide-free cadmium-titanium alloy and graphene of aerospace fastener | |
CN106480478B (en) | A kind of preparation method of novel corrosion resistant zinc cathode plate | |
JP5994960B1 (en) | Steel plate for container and method for producing steel plate for container | |
CN101220496A (en) | Aluminum plate color fringe bepainting technique |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180518 |
|
RJ01 | Rejection of invention patent application after publication |