CN107267995A - A kind of steel derusting technique - Google Patents
A kind of steel derusting technique Download PDFInfo
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- CN107267995A CN107267995A CN201710396482.0A CN201710396482A CN107267995A CN 107267995 A CN107267995 A CN 107267995A CN 201710396482 A CN201710396482 A CN 201710396482A CN 107267995 A CN107267995 A CN 107267995A
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- steel
- derusting
- technique according
- cleaning machine
- ethyl ester
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention belongs to derusting process technical field, and in particular to a kind of steel derusting technique;A kind of steel derusting technique, including step in detail below:1)Except grease:Steel containing iron rust is placed into the tank containing degreaser and soaks 30 45min;2)Derusting:Rust remover is added in supersonic cleaning machine, then the steel that gets rusty after except grease is added in solution, supersonic cleaning machine, 40 45min in supersonic cleaning machine is opened;3)Neutralize:Step 2 will be passed through)Steel after processing is neutralized in sodium bicarbonate solution, it is soaked 20 25min in sodium hydroxide solution;4)Rinsing:Step 3 will be passed through)Steel distilled water flushing after processing;The present invention proposes a kind of steel derusting technique, and process is simple, the iron rust of steel can comparatively fast and be preferably removed faster, and will not return rust in a short time.
Description
Technical field
The invention belongs to derusting process technical field, and in particular to a kind of steel derusting technique.
Background technology
During being placed for a long time in atmosphere after machine components machining, slow oxygen occurs for itself and the oxygen in air
Change reaction generation rust deposite, rust staining, cause machine components finish and joint flexibility ratio to reduce, and easily in rust deposite, rust staining intussusception
Endophytic bacteria, causes sterilization effect not up to standard, if directly scrapping machine components without machine components derusting operation, can produce
Raw substantial amounts of metal garbage, and increase machine components update cost.When handling in the prior art machine components derusting processization,
Complex process, step is more, and using effect is undesirable, can to damage the shortcomings of.
The content of the invention
Not enough present in background technology in order to overcome, the present invention proposes a kind of steel derusting technique, and process is simple,
It is capable of the iron rust of very fast faster and preferable removal steel, and rust will not be returned in a short time.
In order to achieve the above object, the present invention is achieved through the following technical solutions:
A kind of steel derusting technique, including step in detail below:
1)Except grease
Steel containing iron rust is placed into the tank containing degreaser and soaks 30-45min;
2)Derusting
Rust remover is added in supersonic cleaning machine, then the steel that gets rusty after except grease is added in solution, ultrasound is opened
Cleaning machine, the 40-45min in supersonic cleaning machine;
3)Neutralize
Step 2 will be passed through)Steel after processing is neutralized in sodium bicarbonate solution, it is soaked in sodium hydroxide solution
20-25min;
4)Rinsing
Step 3 will be passed through)Steel distilled water flushing after processing.
Further, in step 1)In, degreaser is the mixture of dimethoxym ethane and ethyl ester.
Further, the mass percent of described dimethoxym ethane and ethyl ester is:Dimethoxym ethane 50-60%, ethyl ester 40-50%.
Further, the mass percent of described dimethoxym ethane and ethyl ester is:Dimethoxym ethane 50%, ethyl ester 50%.
Further, in step 2)In, the supersonic frequency of described supersonic cleaning machine is 25-30kHz.
Further, in step 2)In, rust remover includes ammonium chloride and bentonitic mixture.
Further, described ammonium chloride and bentonitic mass percent are:Ammonium chloride 60-80%, bentonite 20-40%.
Further, described ammonium chloride and bentonitic mass percent are:Ammonium chloride 70%, bentonite 30%.
Further, in step 3)In, the mass percent of sodium bicarbonate solution is 10-20%.
Beneficial effects of the present invention are:
1. steel is carried out to the removal of grease before derusting, and degreaser is the mixture of dimethoxym ethane and ethyl ester, steel oil
The clearance of fat is higher, can avoid grease is difficult to removal after iron rust is covered the problem of;
2. by rust remover and the collective effect of ultrasound, enable to the iron rust clearance of steel higher;
3. being soaked after derusting using sodium bicarbonate solution, the steel after over cleaning can will not return rust in a short time;
4. present invention process is simple, clearance is higher, with preferable practicality.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to embodiments, to invent into
Row is further described.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, limit is not used to
The fixed present invention.
Embodiment 1
A kind of steel derusting technique, including step in detail below:
1)Except grease
Steel containing iron rust is placed into the tank containing degreaser and soaks 30-45min, degreaser is dimethoxym ethane and ethyl ester
Mixture, dimethoxym ethane 60%, ethyl ester 40%;
2)Derusting
Rust remover is added in supersonic cleaning machine, then adds the steel that gets rusty after except grease in solution, rust remover bag
Ammonium chloride and bentonitic mixture are included, ammonium chloride 60%, bentonite 40% opens supersonic cleaning machine, in supersonic cleaning machine
40min, the supersonic frequency of supersonic cleaning machine is 25kHz;
3)Neutralize
Step 2 will be passed through)Steel after processing is neutralized in sodium bicarbonate solution, the mass percent of sodium bicarbonate solution
For 10%, it is set to soak 20min in sodium hydroxide solution;
4)Rinsing
Step 3 will be passed through)Steel distilled water flushing after processing.
Embodiment 2
A kind of steel derusting technique, including step in detail below:
1)Except grease
Steel containing iron rust is placed into the tank containing degreaser and soaks 40min, degreaser is dimethoxym ethane and ethyl ester
Mixture, dimethoxym ethane 50%, ethyl ester 50%;
2)Derusting
Rust remover is added in supersonic cleaning machine, then adds the steel that gets rusty after except grease in solution, rust remover bag
Ammonium chloride and bentonitic mixture are included, ammonium chloride 70%, bentonite 30% opens supersonic cleaning machine, in supersonic cleaning machine
42min, the supersonic frequency of supersonic cleaning machine is 28kHz;
3)Neutralize
Step 2 will be passed through)Steel after processing is neutralized in sodium bicarbonate solution, the mass percent of sodium bicarbonate solution
For 15%, it is set to soak 22min in sodium hydroxide solution;
4)Rinsing
Step 3 will be passed through)Steel distilled water flushing after processing.
Embodiment 3
A kind of steel derusting technique, including step in detail below:
1)Except grease
Steel containing iron rust is placed into the tank containing degreaser and soaks 45min, degreaser is dimethoxym ethane and ethyl ester
Mixture, dimethoxym ethane 55%, ethyl ester 45%;
2)Derusting
Rust remover is added in supersonic cleaning machine, then adds the steel that gets rusty after except grease in solution, rust remover bag
Ammonium chloride and bentonitic mixture are included, ammonium chloride 80%, bentonite 20% opens supersonic cleaning machine, in supersonic cleaning machine
45min, the supersonic frequency of supersonic cleaning machine is 30kHz;
3)Neutralize
Step 2 will be passed through)Steel after processing is neutralized in sodium bicarbonate solution, the mass percent of sodium bicarbonate solution
For 20%, it is set to soak 25min in sodium hydroxide solution;
4)Rinsing
Step 3 will be passed through)Steel distilled water flushing after processing.
The present invention carries out steel before derusting the removal of grease, and degreaser is the mixing of dimethoxym ethane and ethyl ester
Thing, the clearance of steel grease is higher, can avoid grease is difficult to removal after iron rust is covered the problem of;Pass through rust remover
With the collective effect of ultrasound, enable to the iron rust clearance of steel higher;Soaked after derusting using sodium bicarbonate solution
Bubble, the steel after over cleaning can will not return rust in a short time;Present invention process is simple, and clearance is higher, with preferable
Practicality.
Finally be necessary described herein be:Above example is served only for making further detailed to technical scheme
Carefully illustrate, it is impossible to be interpreted as limiting the scope of the invention, those skilled in the art according to the present invention it is above-mentioned in
Hold some the nonessential modifications and adaptations made and belong to protection scope of the present invention.
Claims (9)
1. a kind of steel derusting technique, it is characterised in that:Including step in detail below:
1)Except grease
Steel containing iron rust is placed into the tank containing degreaser and soaks 30-45min;
2)Derusting
Rust remover is added in supersonic cleaning machine, then the steel that gets rusty after except grease is added in solution, ultrasound is opened
Cleaning machine, the 40-45min in supersonic cleaning machine;
3)Neutralize
Step 2 will be passed through)Steel after processing is neutralized in sodium bicarbonate solution, it is soaked in sodium hydroxide solution
20-25min;
4)Rinsing
Step 3 will be passed through)Steel distilled water flushing after processing.
2. a kind of steel derusting technique according to claim 1, it is characterised in that:In step 1)In, degreaser contracts for first
The mixture of aldehyde and ethyl ester.
3. a kind of steel derusting technique according to claim 2, it is characterised in that:Described dimethoxym ethane and the quality of ethyl ester
Percentage is:Dimethoxym ethane 50-60%, ethyl ester 40-50%.
4. a kind of steel derusting technique according to claim 2, it is characterised in that:Described dimethoxym ethane and the quality of ethyl ester
Percentage is:Dimethoxym ethane 50%, ethyl ester 50%.
5. a kind of steel derusting technique according to claim 1, it is characterised in that:In step 2)In, described ultrasound is clear
The supersonic frequency of washing machine is 25-30kHz.
6. a kind of steel derusting technique according to claim 1, it is characterised in that:In step 2)In, rust remover includes chlorine
Change ammonium and bentonitic mixture.
7. a kind of steel derusting technique according to claim 6, it is characterised in that:Described ammonium chloride and bentonitic matter
Measuring percentage is:Ammonium chloride 60-80%, bentonite 20-40%.
8. a kind of steel derusting technique according to claim 6, it is characterised in that:Described ammonium chloride and bentonitic matter
Measuring percentage is:Ammonium chloride 70%, bentonite 30%.
9. a kind of steel derusting technique according to claim 1, it is characterised in that:In step 3)In, sodium bicarbonate solution
Mass percent be 10-20%.
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CN201710396482.0A CN107267995A (en) | 2017-05-31 | 2017-05-31 | A kind of steel derusting technique |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108411313A (en) * | 2018-05-04 | 2018-08-17 | 浙江恒利五金科技有限公司 | The derusting method of utensil made of iron |
CN109201633A (en) * | 2018-10-12 | 2019-01-15 | 安徽天诚环保机械有限公司 | A kind of Environmental-protecting dust-removing device metal fittings dedusting cleaning process |
CN111451210A (en) * | 2020-04-07 | 2020-07-28 | 首钢智新迁安电磁材料有限公司 | Cleaning method for processing motor iron core by linear cutting |
Citations (5)
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JPS5022813A (en) * | 1973-06-04 | 1975-03-11 | ||
CN101191232A (en) * | 2006-11-29 | 2008-06-04 | 长庚大学 | Surface treatment water liquid for removing stainless steel surface oxidation involucra and application thereof |
CN102825031A (en) * | 2012-08-29 | 2012-12-19 | 宁波高发汽车控制系统股份有限公司 | Method and system for ultrasonically cleaning operating mandrel |
CN103668252A (en) * | 2013-12-21 | 2014-03-26 | 安徽水利开发股份有限公司 | Environment friendly rust cleaning, oil removing and corrosion preventing method for steel structures |
CN104293534A (en) * | 2014-09-29 | 2015-01-21 | 顺德职业技术学院 | Oil removal agent |
-
2017
- 2017-05-31 CN CN201710396482.0A patent/CN107267995A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5022813A (en) * | 1973-06-04 | 1975-03-11 | ||
CN101191232A (en) * | 2006-11-29 | 2008-06-04 | 长庚大学 | Surface treatment water liquid for removing stainless steel surface oxidation involucra and application thereof |
CN102825031A (en) * | 2012-08-29 | 2012-12-19 | 宁波高发汽车控制系统股份有限公司 | Method and system for ultrasonically cleaning operating mandrel |
CN103668252A (en) * | 2013-12-21 | 2014-03-26 | 安徽水利开发股份有限公司 | Environment friendly rust cleaning, oil removing and corrosion preventing method for steel structures |
CN104293534A (en) * | 2014-09-29 | 2015-01-21 | 顺德职业技术学院 | Oil removal agent |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108411313A (en) * | 2018-05-04 | 2018-08-17 | 浙江恒利五金科技有限公司 | The derusting method of utensil made of iron |
CN109201633A (en) * | 2018-10-12 | 2019-01-15 | 安徽天诚环保机械有限公司 | A kind of Environmental-protecting dust-removing device metal fittings dedusting cleaning process |
CN111451210A (en) * | 2020-04-07 | 2020-07-28 | 首钢智新迁安电磁材料有限公司 | Cleaning method for processing motor iron core by linear cutting |
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Application publication date: 20171020 |