CN107190171A - A kind of preparation method for strengthening albronze - Google Patents
A kind of preparation method for strengthening albronze Download PDFInfo
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- CN107190171A CN107190171A CN201710435669.7A CN201710435669A CN107190171A CN 107190171 A CN107190171 A CN 107190171A CN 201710435669 A CN201710435669 A CN 201710435669A CN 107190171 A CN107190171 A CN 107190171A
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/10—Alloys containing non-metals
- C22C1/1036—Alloys containing non-metals starting from a melt
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/10—Alloys containing non-metals
- C22C1/1036—Alloys containing non-metals starting from a melt
- C22C1/1073—Infiltration or casting under mechanical pressure, e.g. squeeze casting
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/12—Making non-ferrous alloys by processing in a semi-solid state, e.g. holding the alloy in the solid-liquid phase
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
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Abstract
The invention discloses a kind of preparation method for strengthening albronze, the inventive method is simple, reliable, economical, only good composite is just still can obtain through simple remelting, preparation method also achieves the good combination of grapheme material and aluminum alloy granule, so as to adjust the total body density and intensity of the composite, with good tensile strength and impact flexibility.
Description
Technical field
Field is manufactured the present invention relates to composite material, and in particular to a kind of preparation method of reinforcing albronze.
Background technology
Alloy material can have a characteristic of different metal element due to there is Determination of multiple metal elements in the material,
After the characteristic for possessing different metal element, expand the performance of alloy material and use scope.The use of albronze alloy
Scope is very wide, can be used for light industry, heavy industry, electronics industry etc..For example be used to make spring, the metal part of electronic equipment,
Hardware equipment, Medical Devices etc..The tensile strength and impact flexibility of albronze alloy common at present are poor, therefore we should
This is directed to the tensile strength and impact flexibility that improve albronze alloy.
At present, the preparation method of particle copper aluminum matrix composite mainly has powder metallurgic method, and spray deposition, stirring is compound
A variety of methods such as casting.For stirring casting method is compared to powder metallurgic method and spray deposition, preparation technology equipment is simple, system
It is standby with low cost, it is easy to industrialized production, and complex-shaped part can be produced, it is most to be paid attention to, paid close attention to most at present
Many composite material and preparation method thereofs.But, this method must solve the wetability and reinforcement of reinforcement particle and copper aluminum melt
Dispersed two key technical problem of the particle in copper aluminum melt, could obtain dense structure, particle be uniformly dispersed, interface
Be well combined, the composite of excellent performance.
The content of the invention
The present invention provides a kind of preparation method for strengthening albronze, and the inventive method is simple, reliable, economical, only through letter
Substance is molten just still to can obtain good composite, and preparation method also achieves the good of grapheme material and aluminum alloy granule
With reference to so that the total body density and intensity of the composite are adjusted, with good tensile strength and impact flexibility.
To achieve these goals, the invention provides a kind of preparation method for strengthening albronze, this method is included such as
Lower step：
（1）Prepare carbon particle aluminum alloy base material
The 5L nitration mixture constituted by 250g native graphites and by the 4.5L concentrated sulfuric acids and 0.5L concentrated phosphoric acids is mixed in reactor and electricity consumption
Control magnetic stirrer uniform, 500g potassium permanganate is slowly added in the case of less than 20 DEG C；Afterwards, reactor is sealed simultaneously
It is warming up to 85-90 DEG C to react 2-3 hours, product is taken out from reactor lower end, be diluted to 40L solution, adds 0.6L hydrogen peroxide
Obtain glassy yellow graphite oxide solution；Then, washed with acid and water alternating centrifugal, to pH value of solution=5-6, remove foreign ion；Most
Afterwards, ultrasonic disperse graphite oxide, configures certain density graphene oxide solution；
2L 0.5mg/mL graphene oxide solutions are transferred in reactor, under magnetic stirring add 12-36g iron powders and
0.8-1.8L concentrated hydrochloric acid, 75-90 DEG C is reacted 4-5 hours；Then stand, the iron powder of residual is removed with hydrochloric acid filtering and washing, then
Wash suction filtration deacidification；Finally it is freeze-dried, grinds graphene particles of sieving to obtain；
（2）It is matrix material by A357 aluminium alloys, is stirred under semisolid, described matrix material is that granular size is
14.2 μm, mixing time is 6 hours under semisolid；
After the completion of stirring semisolid slurry, graphene particles are added, continues to stir while heating, obtains liquid aluminium alloy material
Material；
Liquid aluminium alloy material is cooled to liquid-solid two-phase section, is positioned in inert gas；Liquid is stirred in inert gas environment
Liquid composite material is mixed, and temperature is progressively reduced to normal temperature, high-quality carbon particle aluminum alloy base material is can obtain.
（2）The chemical composition of composition corronil is taken, chemical component weight percentage is as follows：Nickel is that 10%-23%, vanadium are
0.05%-0.08%, chromium are that 0.3%-0.4%, carbon are that 1%-3%, sodium chloride are 3.4%-5.8%, and surplus is copper；By it is each into
Divide in uniform input high temperature induction furnace, temperature is set as 800-1200 DEG C, oxygen and chlorine, the percent by volume of oxygen is passed through
For 10-20%, the percent by volume of chlorine is 80-90% so that the pressure of induction furnace is 85-150Pa, carries out melting, then
Temperature is reduced to 700-900 DEG C, sodium hydroxide 4.3-5.4% stirrings are added, casting obtains corronil after melting；
Gauge, meltings are carried out by above-mentioned corronil 20-35 parts with above-mentioned 60-85 parts of carbon particle aluminum alloy base material by weight,
Die cast, obtains albronze alloy composite materials.
It is preferred that, in step（2）In, the temperature of corronil and carbon particle aluminum alloy base material melting is 850-960 DEG C, is melted
Non-contact type electromagnetic agitation is used during refining.
It is an advantage of the current invention that method is simple, reliable, economical, only just still it can obtain through simple remelting compound well
Material, preparation method also achieves the good combination of grapheme material and aluminum alloy granule, so as to adjust the composite
Total body density and intensity, with good tensile strength and impact flexibility.
Embodiment
Embodiment one
The 5L nitration mixture constituted by 250g native graphites and by the 4.5L concentrated sulfuric acids and 0.5L concentrated phosphoric acids is mixed in reactor and electricity consumption
Control magnetic stirrer uniform, 500g potassium permanganate is slowly added in the case of less than 20 DEG C；Afterwards, reactor is sealed simultaneously
It is warming up to 85 DEG C to react 2 hours, product is taken out from reactor lower end, be diluted to 40L solution, adds 0.6L hydrogen peroxide and obtain bright orange
Color graphite oxide solution；Then, washed with acid and water alternating centrifugal, to pH value of solution=5-6, remove foreign ion；Finally, it is ultrasonic
Scattered graphite oxide, configures certain density graphene oxide solution.
2L 0.5mg/mL graphene oxide solutions are transferred in reactor, under magnetic stirring add 12g iron powders and
0.8L concentrated hydrochloric acid, 75 DEG C are reacted 4 hours；Then stand, the iron powder of residual is removed with hydrochloric acid filtering and washing, then wash suction filtration and remove
Acid；Finally it is freeze-dried, grinds graphene particles of sieving to obtain.
It is matrix material by A357 aluminium alloys, is stirred under semisolid, described matrix material is that granular size is
14.2 μm, mixing time is 6 hours under semisolid.
After the completion of stirring semisolid slurry, graphene particles are added, continue to stir while heating, liquid aluminium conjunction is obtained
Golden material.Liquid aluminium alloy material is cooled to liquid-solid two-phase section, is positioned in inert gas；The liquid in inert gas environment
State stirs liquid composite material, and temperature progressively is reduced into normal temperature, can obtain high-quality carbon particle aluminum alloy base material.
The chemical composition of composition corronil is taken, chemical component weight percentage is as follows：Nickel be 10%, vanadium be 0.05%,
Chromium is that 0.3%, carbon is that 1%, sodium chloride is 3.4%, and surplus is copper；Each composition is uniformly put into high temperature induction furnace, by temperature
It is set as 800 DEG C, is passed through oxygen and chlorine, the percent by volume of oxygen is 10%, the percent by volume of chlorine is 90% so that
The pressure of induction furnace is 85Pa, carries out melting, and temperature then is reduced into 700 DEG C, adds sodium hydroxide 4.3% and stirs, melting
Casting obtains corronil afterwards；
Gauge, carries out meltings with above-mentioned 60 parts of carbon particle aluminum alloy base material by above-mentioned 20 parts of corronil, is cast into by weight
Type, obtains albronze alloy composite materials.Corronil and the temperature of carbon particle aluminum alloy base material melting are 850 DEG C, melting
During use non-contact type electromagnetic agitation.
Embodiment two
The 5L nitration mixture constituted by 250g native graphites and by the 4.5L concentrated sulfuric acids and 0.5L concentrated phosphoric acids is mixed in reactor and electricity consumption
Control magnetic stirrer uniform, 500g potassium permanganate is slowly added in the case of less than 20 DEG C；Afterwards, reactor is sealed simultaneously
It is warming up to 85-90 DEG C to react 2-3 hours, product is taken out from reactor lower end, be diluted to 40L solution, adds 0.6L hydrogen peroxide
Obtain glassy yellow graphite oxide solution；Then, washed with acid and water alternating centrifugal, to pH value of solution=5-6, remove foreign ion；Most
Afterwards, ultrasonic disperse graphite oxide, configures certain density graphene oxide solution.
2L 0.5mg/mL graphene oxide solutions are transferred in reactor, under magnetic stirring add 36g iron powders and
1.8L concentrated hydrochloric acid, 90 DEG C are reacted 5 hours；Then stand, the iron powder of residual is removed with hydrochloric acid filtering and washing, then wash suction filtration
Deacidification；Finally it is freeze-dried, grinds graphene particles of sieving to obtain.
It is matrix material by A357 aluminium alloys, is stirred under semisolid, described matrix material is that granular size is
14.2 μm, mixing time is 6 hours under semisolid.
After the completion of stirring semisolid slurry, graphene particles are added, continue to stir while heating, liquid aluminium conjunction is obtained
Golden material.
Liquid aluminium alloy material is cooled to liquid-solid two-phase section, is positioned in inert gas；The liquid in inert gas environment
State stirs liquid composite material, and temperature progressively is reduced into normal temperature, can obtain high-quality carbon particle aluminum alloy base material.
The chemical composition of composition corronil is taken, chemical component weight percentage is as follows：Nickel be 23%, vanadium be 0.08%,
Chromium is that 0.4%, carbon is that 3%, sodium chloride is 5.8%, and surplus is copper；Each composition is uniformly put into high temperature induction furnace, by temperature
It is set as 1200 DEG C, is passed through oxygen and chlorine, the percent by volume of oxygen is 20%, and the percent by volume of chlorine is 80%, is made
The pressure for obtaining induction furnace is 150Pa, carries out melting, and temperature then is reduced into 900 DEG C, adds sodium hydroxide 5.4% and stirs, melts
Casting obtains corronil after refining；
Gauge, carries out meltings with above-mentioned 85 parts of carbon particle aluminum alloy base material by above-mentioned 35 parts of corronil, is cast into by weight
Type, obtains albronze alloy composite materials.Corronil and the temperature of carbon particle aluminum alloy base material melting are 960 DEG C, melting
During use non-contact type electromagnetic agitation.
Claims (2)
1. a kind of preparation method for strengthening albronze, this method comprises the following steps：
（1）Prepare carbon particle aluminum alloy base material
The 5L nitration mixture constituted by 250g native graphites and by the 4.5L concentrated sulfuric acids and 0.5L concentrated phosphoric acids is mixed in reactor and electricity consumption
Control magnetic stirrer uniform, 500g potassium permanganate is slowly added in the case of less than 20 DEG C；Afterwards, reactor is sealed simultaneously
It is warming up to 85-90 DEG C to react 2-3 hours, product is taken out from reactor lower end, be diluted to 40L solution, adds 0.6L hydrogen peroxide
Obtain glassy yellow graphite oxide solution；Then, washed with acid and water alternating centrifugal, to pH value of solution=5-6, remove foreign ion；Most
Afterwards, ultrasonic disperse graphite oxide, configures certain density graphene oxide solution；
2L 0.5mg/mL graphene oxide solutions are transferred in reactor, under magnetic stirring add 12-36g iron powders and
0.8-1.8L concentrated hydrochloric acid, 75-90 DEG C is reacted 4-5 hours；Then stand, the iron powder of residual is removed with hydrochloric acid filtering and washing, then
Wash suction filtration deacidification；Finally it is freeze-dried, grinds graphene particles of sieving to obtain；
（2）It is matrix material by A357 aluminium alloys, is stirred under semisolid, described matrix material is that granular size is
14.2 μm, mixing time is 6 hours under semisolid；
After the completion of stirring semisolid slurry, graphene particles are added, continues to stir while heating, obtains liquid aluminium alloy material
Material；
Liquid aluminium alloy material is cooled to liquid-solid two-phase section, is positioned in inert gas；Liquid is stirred in inert gas environment
Liquid composite material is mixed, and temperature is progressively reduced to normal temperature, high-quality carbon particle aluminum alloy base material is can obtain,
（2）The chemical composition of composition corronil is taken, chemical component weight percentage is as follows：Nickel is that 10%-23%, vanadium are
0.05%-0.08%, chromium are that 0.3%-0.4%, carbon are that 1%-3%, sodium chloride are 3.4%-5.8%, and surplus is copper；By it is each into
Divide in uniform input high temperature induction furnace, temperature is set as 800-1200 DEG C, oxygen and chlorine, the percent by volume of oxygen is passed through
For 10-20%, the percent by volume of chlorine is 80-90% so that the pressure of induction furnace is 85-150Pa, carries out melting, then
Temperature is reduced to 700-900 DEG C, sodium hydroxide 4.3-5.4% stirrings are added, casting obtains corronil after melting；
Gauge, meltings are carried out by above-mentioned corronil 20-35 parts with above-mentioned 60-85 parts of carbon particle aluminum alloy base material by weight,
Die cast, obtains albronze alloy composite materials.
2. the method as described in claim 1, it is characterised in that in step（2）In, corronil and carbon particle aluminum alloy base material
The temperature of melting is 850-960 DEG C, and non-contact type electromagnetic agitation is used in fusion process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710435669.7A CN107190171A (en) | 2017-06-11 | 2017-06-11 | A kind of preparation method for strengthening albronze |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710435669.7A CN107190171A (en) | 2017-06-11 | 2017-06-11 | A kind of preparation method for strengthening albronze |
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| CN201710435669.7A Pending CN107190171A (en) | 2017-06-11 | 2017-06-11 | A kind of preparation method for strengthening albronze |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109182819A (en) * | 2018-09-17 | 2019-01-11 | 中南大学 | A kind of smelting preparation method of graphene enhancing almag |
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| CN104150470A (en) * | 2014-07-31 | 2014-11-19 | 山东玉皇新能源科技有限公司 | Metal-solution reduction method for preparing graphene |
| CN106282614A (en) * | 2015-06-05 | 2017-01-04 | 桂林市新业机械制造有限责任公司 | A kind of particle enhanced aluminum-based composite material casting method |
| CN106319252A (en) * | 2015-06-17 | 2017-01-11 | 张家港华程机车精密制管有限公司 | Preparation method of anti-impact copper-nickel alloy |
| CN106756196A (en) * | 2017-01-26 | 2017-05-31 | 苏州思创源博电子科技有限公司 | A kind of preparation method of carborundum aluminium base brake disk material |
-
2017
- 2017-06-11 CN CN201710435669.7A patent/CN107190171A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104150470A (en) * | 2014-07-31 | 2014-11-19 | 山东玉皇新能源科技有限公司 | Metal-solution reduction method for preparing graphene |
| CN106282614A (en) * | 2015-06-05 | 2017-01-04 | 桂林市新业机械制造有限责任公司 | A kind of particle enhanced aluminum-based composite material casting method |
| CN106319252A (en) * | 2015-06-17 | 2017-01-11 | 张家港华程机车精密制管有限公司 | Preparation method of anti-impact copper-nickel alloy |
| CN106756196A (en) * | 2017-01-26 | 2017-05-31 | 苏州思创源博电子科技有限公司 | A kind of preparation method of carborundum aluminium base brake disk material |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109182819A (en) * | 2018-09-17 | 2019-01-11 | 中南大学 | A kind of smelting preparation method of graphene enhancing almag |
| CN109182819B (en) * | 2018-09-17 | 2021-04-02 | 中南大学 | Smelting preparation method of graphene reinforced aluminum-magnesium alloy |
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Application publication date: 20170922 |