CN106636772A - Aluminum alloy composite material and preparation method thereof - Google Patents
Aluminum alloy composite material and preparation method thereof Download PDFInfo
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- CN106636772A CN106636772A CN201611105290.1A CN201611105290A CN106636772A CN 106636772 A CN106636772 A CN 106636772A CN 201611105290 A CN201611105290 A CN 201611105290A CN 106636772 A CN106636772 A CN 106636772A
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- alloy composite
- composite material
- aluminum alloy
- aluminum
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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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- 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
- C22C1/02—Making non-ferrous alloys by melting
- C22C1/026—Alloys based on aluminium
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- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Pressure Welding/Diffusion-Bonding (AREA)
Abstract
The invention relates to an aluminum alloy composite material and a preparation method thereof. The aluminum alloy composite material has the advantages of lighter weight, smaller thickness, high durability and longer service life, and is suitable for electronic product shells and especially cellphone shells. The aluminum alloy composite material comprises the following components in parts by mass: 70-85 parts of aluminum, 2.5-3.0 parts of copper, 0.4-0.8 part of manganese, 1.0-1.5 parts of magnesium and 3.0-5.0 parts of titanium. Compared with the prior art, the mass ratio of the aluminum, copper, manganese, magnesium and titanium is set to obtain the aluminum alloy composite material with moderate hardness. The aluminum alloy composite material can be used for manufacturing electronic products, such as cellphone shells and the like, and has the advantages of fine crystal structure, higher wear resistance, low cracking tendency, high-temperature resistance and neat and elegant appearance.
Description
Technical field
The present invention relates to Al alloy composite, more particularly to a kind of Al alloy composite and preparation method thereof.
Background technology
Aluminium alloy is most widely used class non-ferrous metal structural material in industry, in Aeronautics and Astronautics, automobile, machinery
Widely apply in manufacture, ship and chemical industry.As in recent years science and technology and industrial economy are developed rapidly, to aluminum
The demand of alloy welding structural element is increasing, and the Research on Weldability for enabling aluminum alloy to is also therewith deeply.The extensive application of aluminium alloy
The development of aluminum alloy solder technology is promoted, while the application of aluminium alloy, therefore aluminum have been expanded in the development of solder technology again
The solder technology of alloy is just becoming one of focus of research.
Aluminium alloy density is low, but intensity is higher, and near or above high-quality steel, plasticity is good, can be processed into various section bars, tool
There are excellent electric conductivity, heat conductivity and corrosion stability, industrially widely use, usage amount is only second to steel.Aluminium alloy is divided to two big class：Casting
Aluminium alloy is made, is used under as cast condition；Wrought aluminium alloy, can bear pressure processing, and mechanical property is higher than as cast condition.Can be processed into various
The aluminium alloy material of form, specification.Mainly for the manufacture of air material, daily living article, door and window for building etc..
With the development of technology, aluminium alloy is more and more applied on electronic product casing, particularly on handset shell.
How to prepare lighter and thinner durable Al alloy composite becomes the technical problem that those skilled in the art constantly explore.
The content of the invention
It is an object of the invention to overcome the deficiencies in the prior art, there is provided a kind of Al alloy composite and its preparation side
Method, it is lighter and thinner and durable, extend service life.
In order to achieve the above object, the technical solution used in the present invention is：
A kind of Al alloy composite, including following component, the mass parts of each component are respectively：
A kind of preparation method for described Al alloy composite, comprises the steps：
Step 1, weigh according to the mass percent of each component, aluminum 70-85 parts, copper 2.5-3.0 parts, manganese 0.4-0.8 parts, magnesium
1.0-1.5 parts, titanium 3.0-5.0 parts, put into smelting furnace；
Step 2, above each component is melted into into liquid；
Step 3, by vacuum state in smelting furnace, vacuum is -1.0～-1.2MPa, while heating, heating-up temperature
For 300-400 DEG C, kept for 5-10 minutes；
After the completion of step 4, heating, rapid pressure release is then charged with nitrogen or helium, and repressurization to vacuum is -1.0
～-1.2MPa, is kept for 5-10 minutes；
After step 5, pressurization are finished, rapid cooling carries out again natural cooling when 200 DEG C of temperature ＜, obtains the aluminum and closes
Metal/composite material.
Compared with prior art, the invention has the beneficial effects as follows：By the mass ratio for arranging aluminum, copper, manganese, magnesium, titanium, obtain
The moderate Al alloy composite of hardness, the Al alloy composite can be used for making electronic product, such as mobile phone shell etc., brilliant
Body structure is fine and smooth, improves wearability, it is not easy to which cracking and high temperature resistant, outward appearance is neatly generous.
Specific embodiment
Idea of the invention is that overcoming the deficiencies in the prior art, there is provided a kind of Al alloy composite and its preparation side
Method, is applied in electronic product casing, particularly mobile phone shell, elegant in appearance, strengthens its wearability.Carry out with reference to embodiment
Describe in detail, to be interpretated more in-depth to the technical characteristic and advantage of the present invention.
Embodiment 1
A kind of Al alloy composite, including following component, the mass parts of each component are respectively：
A kind of preparation method for described Al alloy composite, comprises the steps：
Step 1, weigh according to the mass percent of each component, 70 parts of aluminum, 2.5 parts of copper, 0.4 part of manganese, 1.0 parts of magnesium, titanium 3.0
Part, put into smelting furnace；
Step 2, above each component is melted into into liquid；
Step 3, by vacuum state in smelting furnace, vacuum is -1.0MPa, while heating, heating-up temperature is 300
DEG C, kept for 5 minutes；
After the completion of step 4, heating, rapid pressure release is then charged with nitrogen or helium, repressurization to vacuum for-
1.0MPa, is kept for 5 minutes；
After step 5, pressurization are finished, rapid cooling carries out again natural cooling when 200 DEG C of temperature ＜, obtains the aluminum and closes
Metal/composite material.
Embodiment 2
A kind of Al alloy composite, including following component, the mass parts of each component are respectively：
A kind of preparation method for described Al alloy composite, comprises the steps：
Step 1, weigh according to the mass percent of each component, 77.5 parts of aluminum, 2.75 parts of copper, 0.6 part of manganese, 1.25 parts of magnesium,
4 parts of titanium, puts into smelting furnace；
Step 2, above each component is melted into into liquid；
Step 3, by vacuum state in smelting furnace, vacuum is -1.1MPa, while heating, heating-up temperature is 350
DEG C, kept for 7.5 minutes；
After the completion of step 4, heating, rapid pressure release is then charged with nitrogen or helium, repressurization to vacuum for-
1.1MPa, is kept for 7.5 minutes；
After step 5, pressurization are finished, rapid cooling carries out again natural cooling when 200 DEG C of temperature ＜, obtains the aluminum and closes
Metal/composite material.
Embodiment 3
A kind of Al alloy composite, including following component, the mass parts of each component are respectively：
A kind of preparation method for described Al alloy composite, comprises the steps：
Step 1, weigh according to the mass percent of each component, 85 parts of aluminum, 3.0 parts of copper, 0.8 part of manganese, 1.5 parts of magnesium, titanium 5.0
Part, put into smelting furnace；
Step 2, above each component is melted into into liquid；
Step 3, by vacuum state in smelting furnace, vacuum is -1.2MPa, while heating, heating-up temperature is 400
DEG C, kept for 10 minutes；
After the completion of step 4, heating, rapid pressure release is then charged with nitrogen or helium, repressurization to vacuum for-
1.2MPa, is kept for 10 minutes；
After step 5, pressurization are finished, rapid cooling carries out again natural cooling when 200 DEG C of temperature ＜, obtains the aluminum and closes
Metal/composite material.
Clear, complete description is carried out to the present invention by the technical scheme in above example, it is clear that described reality
Apply the embodiment that example is a part of the invention, rather than the embodiment of whole.Based on the embodiment in the present invention, this area is common
The every other embodiment that technical staff is obtained under the premise of creative work is not made, belongs to the model of present invention protection
Enclose.
Claims (2)
1. a kind of Al alloy composite, including following component, the mass parts of each component are respectively：
2. a kind of preparation method of the Al alloy composite for described in claim 1, comprises the steps：
Step 1, weigh according to the mass percent of each component, aluminum 70-85 parts, copper 2.5-3.0 parts, manganese 0.4-0.8 parts, magnesium 1.0-
1.5 parts, titanium 3.0-5.0 parts, put into smelting furnace；
Step 2, above each component is melted into into liquid；
Step 3, by vacuum state in smelting furnace, vacuum is -1.0～-1.2MPa, while heating, heating-up temperature is
300-400 DEG C, kept for 5-10 minutes；
After the completion of step 4, heating, rapid pressure release is then charged with nitrogen or helium, and repressurization to vacuum is -1.0～-
1.2MPa, is kept for 5-10 minutes；
After step 5, pressurization are finished, rapid cooling carries out again natural cooling when 200 DEG C of temperature ＜, obtains the aluminium alloy and answers
Condensation material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611105290.1A CN106636772A (en) | 2016-12-05 | 2016-12-05 | Aluminum alloy composite material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611105290.1A CN106636772A (en) | 2016-12-05 | 2016-12-05 | Aluminum alloy composite material and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106636772A true CN106636772A (en) | 2017-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611105290.1A Pending CN106636772A (en) | 2016-12-05 | 2016-12-05 | Aluminum alloy composite material and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111097911A (en) * | 2019-12-12 | 2020-05-05 | 南方科技大学 | Ceramic-metal composite foam material and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0394040A (en) * | 1989-09-06 | 1991-04-18 | Kobe Steel Ltd | Aluminum alloy composite material for can end having bending part |
| JP2685775B2 (en) * | 1988-01-29 | 1997-12-03 | 古河電気工業株式会社 | Aluminum alloy composite material with excellent pitting resistance |
| CN102191411A (en) * | 2011-04-28 | 2011-09-21 | 上海交通大学 | Process for preparing aluminum-based composite material with infiltration enhancer |
-
2016
- 2016-12-05 CN CN201611105290.1A patent/CN106636772A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2685775B2 (en) * | 1988-01-29 | 1997-12-03 | 古河電気工業株式会社 | Aluminum alloy composite material with excellent pitting resistance |
| JPH0394040A (en) * | 1989-09-06 | 1991-04-18 | Kobe Steel Ltd | Aluminum alloy composite material for can end having bending part |
| CN102191411A (en) * | 2011-04-28 | 2011-09-21 | 上海交通大学 | Process for preparing aluminum-based composite material with infiltration enhancer |
Non-Patent Citations (1)
| Title |
|---|
| 宁正新: "《多姿物理》", 29 February 2012 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111097911A (en) * | 2019-12-12 | 2020-05-05 | 南方科技大学 | Ceramic-metal composite foam material and preparation method thereof |
| CN111097911B (en) * | 2019-12-12 | 2022-04-26 | 南方科技大学 | Ceramic-metal composite foam material and preparation method thereof |
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Application publication date: 20170510 |
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| RJ01 | Rejection of invention patent application after publication |