CN105172260A - High-strength and high-performance special aluminum alloy covered profile for radiator - Google Patents
High-strength and high-performance special aluminum alloy covered profile for radiator Download PDFInfo
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- CN105172260A CN105172260A CN201510633820.9A CN201510633820A CN105172260A CN 105172260 A CN105172260 A CN 105172260A CN 201510633820 A CN201510633820 A CN 201510633820A CN 105172260 A CN105172260 A CN 105172260A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/01—Layered products comprising a layer of metal all layers being exclusively metallic
- B32B15/016—Layered products comprising a layer of metal all layers being exclusively metallic all layers being formed of aluminium or aluminium alloys
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/08—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the cooling method
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
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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
- C22C21/00—Alloys based on aluminium
- C22C21/003—Alloys based on aluminium containing at least 2.6% of one or more of the elements: tin, lead, antimony, bismuth, cadmium, and titanium
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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
- C22C21/02—Alloys based on aluminium with silicon as the next major constituent
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2605/00—Vehicles
- B32B2605/08—Cars
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- Engineering & Computer Science (AREA)
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- Organic Chemistry (AREA)
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- Extrusion Of Metal (AREA)
Abstract
The invention provides a high-strength and high-performance special aluminum alloy covered profile for a radiator. The aluminum alloy covered profile is composited by three layers of materials including a matrix aluminum alloy, an inner anti-corrosion aluminum alloy and surface brazing filler metal from bottom to top sequentially, wherein the thickness of the matrix aluminum alloy accounts for 80% of that of the profile, the thickness of the inner anti-corrosion aluminum alloy accounts for 10% of that of the profile, and the thickness of the surface brazing filler metal accounts for 10% of that of the profile. Compared with the prior art, the high-strength and high-performance special aluminum alloy covered profile has the benefits as follows: by means of the high-strength and high-performance special aluminum alloy covered profile for the radiator and a manufacturing method, manufacturing components are easy to obtain, the product structure is simple, the thickness is moderate, and the profile has excellent machinability and can be applied to a universal deformation and machining technology; meanwhile, the manufacturing process is simple, short in procedure, easy to master and worth popularization.
Description
Technical field
The invention belongs to a kind of high strength, radiator with high performance dedicated aluminium alloy covers section bar.
Background technology
Aluminium alloy is a kind of younger metal material, just starts commercial Application in 20 beginnings of the century.World War II, aluminium is mainly for the manufacture of military aircraft.After the war, because the demand of war industry to aluminium die-offs, aluminum i ndustry circle just starts to develop civil aluminum alloy, make its range of application expand to each department of national economies such as building industry, container package industry, transportation, electric power and electronics industry, machinery manufacturing industry and petrochemical industry by aircraft industry, be applied in the middle of daily life.Now, more than the consumption of aluminium, scope is wide, is only second to iron and steel, becomes second largest metal material.
China's aluminium rich in mineral resources, through the development of decades, has defined a complete aluminum i ndustry system.From the viewpoint of production capacity, output, production technology and product supply etc., no matter now and in the future, the needs of Domestic Automotive Industry development can be met completely.But in the kind of aluminium alloy castings and aluminium alloy processing material, qualitatively with external also there is a big difference.Aluminium alloy processing section product affects the band foil and tubing that the making, particularly demand of auto parts larger automobile radiators, evaporimeter, cooler etc. consume.Therefore release a kind of high strength, radiator with high performance dedicated aluminium alloy covers product forms, to adding the production domesticization of speed automobile raw material, improving automotive engineering has important realistic meaning.
Summary of the invention
The present invention overcomes shortcoming of the prior art, a kind of high strength is provided, radiator with high performance dedicated aluminium alloy covers section bar, this product mainly applies on automobile radiators, not only the manufacturing cycle can be shortened, reduce costs, technical process is simple, can adapt to the demand of the fast-developing auto industry of China simultaneously.
In order to solve the problems of the technologies described above, the present invention is achieved by the following technical solutions:
A kind of high strength, radiator with high performance dedicated aluminium alloy cover section bar,
Described aluminium alloy covers section bar and is composited by trilaminate material, is aluminum matrix alloy, the anticorrosion aluminium alloy of internal layer and brazing filler metal on surface from top to bottom successively;
Described aluminum matrix alloy component and mass percent are: Si:0.6%, Fe:0.7%, Cu:0.15%, Mn:1.3%, Zn:0.1%, Re:0.015% and surplus Al;
The anticorrosion aluminium alloy component of described internal layer and mass percent are: Si:7.2%, Fe:0.8%, Cu:0.25%, Mn:0.1%, Zn:0.2%, Ta:0.018%, pitch: 2.3%, enamel: 3.8%, antirust oil: 4.3% and surplus Al;
Described brazing filler metal on surface component and mass percent are: Se:0.5%, Cu:3.8%, Ni:3.2%, Ba:4.2%, Pd:4.6%, Pt:2.7%, Zr:1.3%, Nb:5.6%, Ta:4.6%, Mo:2.7% and surplus Al;
Described aluminum matrix alloy thickness is 80%, and the anticorrosion thickness of aluminum alloy of described internal layer is 10%, and described brazing filler metal on surface thickness is 10%.
Further, described aluminium alloy covers section bar thickness is 3-6mm.
Described aluminium alloy covers section bar manufacturing process and comprises as follows:
(1) melting: melt in smelting furnace aluminum matrix alloy component being joined high temperature by percentage composition, and by degasification, deslagging refining means, the assorted slag in melt, gas are effectively removed;
(2) cast: melted aluminium liquid is at 725-745 DEG C, and by deep-well casting system, cooling casting becomes the round casting rod of all size;
(3) extrude: with high-pressure extrusion machine, casting round casting rod is out squeezed into aluminum matrix alloy, first preheating wanted by mould;
(4) surface oxidation: embathe aluminum matrix alloy surface with diluted acid, is then oxidized being placed on anodic oxidation workshop;
(5) hot rolling: an anticorrosion aluminium alloy plate of described internal layer is provided, carries out hot rolling with the aluminum matrix alloy after step (4) described oxidation, draw semi-finished product 1;
(6) cold rolling: a described brazing filler metal on surface plate is provided, carry out cold rolling with described semi-finished product 1, draw semi-finished product 2;
(7) anneal: described semi-finished product 2 are put into bell type annealing furnace and anneals, annealing temperature is set in 430-480 DEG C;
(8) cutting: by obtaining high strength after semi-finished product 2 cutting after described annealing, radiator with high performance dedicated aluminium alloy covers section bar.
Further, the temperature of described melting is set between 730-755 DEG C, and the time of described melting is 4.5-5.5 hours.
Further, described diluted acid to be concentration be 9.6% watery hydrochloric acid.
Further, described watery hydrochloric acid also adds the corrosion inhibiter of 0.2%.
Further, described anodic oxidation workshop design temperature is 45-55 DEG C.
Compared with prior art, the invention has the beneficial effects as follows:
A kind of high strength of the present invention, radiator with high performance dedicated aluminium alloy cover section bar and manufacture method thereof, not only manufacture a point easily acquisition, product structure is simple, thickness is moderate, possess good machining property, can be applied to general distortion and process technology, manufacturing process is simple simultaneously, short flow, easily grasps left-hand seat.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, together with embodiments of the present invention for explaining the present invention, is not construed as limiting the invention, in the accompanying drawings:
Fig. 1 is a kind of high strength of the present invention, radiator with high performance dedicated aluminium alloy covers profile structure schematic diagram;
Fig. 2 is that aluminium alloy of the present invention covers section bar manufacturing process flow diagram.
In figure, 1---aluminum matrix alloy; 2---the anticorrosion aluminium alloy of internal layer; 3---brazing filler metal on surface.
Detailed description of the invention
Below the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein is only for instruction and explanation of the present invention, is not intended to limit the present invention.
Embodiment 1
As shown in Figure 1, be a kind of high strength of the present invention, radiator with high performance dedicated aluminium alloy covers profile structure schematic diagram, the anticorrosion aluminium alloy 2 of internal layer covers the top of aluminum matrix alloy 1, brazing filler metal on surface 3 covers the top of the anticorrosion aluminium alloy 2 of internal layer, wherein, aluminum matrix alloy 1 accounts for 80% of gross thickness, and the anticorrosion aluminium alloy 2 of internal layer and brazing filler metal on surface 3 respectively account for 10% of gross thickness.
Aluminum matrix alloy 1 component and mass percent are: Si:0.6%, Fe:0.7%, Cu:0.15%, Mn:1.3%, Zn:0.1%, Re:0.015% and surplus Al, the fusion temperature of aluminum matrix alloy is 655 DEG C, suitable Si element is added in the middle of aluminum matrix alloy, matrix is strengthened, and resistance capacity to deformation and bearing value strengthen.
The anticorrosion aluminium alloy component of internal layer and mass percent are: Si:7.2%, Fe:0.8%, Cu:0.25%, Mn:0.1%, Zn:0.2%, Ta:0.018%, pitch: 2.3%, enamel: 3.8%, antirust oil: 4.3% and surplus Al; by adding pitch, enamel and antirust oil in the middle of the basis of common aluminum alloy component; both product had been made just to have good thermal insulation and insulating properties; possess the functions such as damp proof, antiseepage, leakproof simultaneously, have good protective effect to aluminum matrix alloy.
Brazing filler metal on surface component and mass percent are: Se:0.5%, Cu:3.8%, Ni:3.2%, Ba:4.2%, Pd:4.6%, Pt:2.7%, Zr:1.3%, Nb:5.6%, Ta:4.6%, Mo:2.7% and surplus Al; the further protection of alloy product, can fill up the anticorrosion aluminium alloy of internal layer surface caused in the fabrication process there is hollow, irregular phenomenon simultaneously.
As shown in Figure 2, for a kind of high strength of the present invention, radiator with high performance dedicated aluminium alloy cover the manufacturing process flow diagram of section bar.By element needed for making aluminum matrix alloy, to put into temperature by respective percentage by weight be carry out melting in the smelting furnace of 750 DEG C, and smelting time is 5 hours.Wherein, selected aluminium ingot purity is 99.7%, and after refining, time of repose is 40 minutes, and the assorted slag in melt, gas is effectively removed by degasification, deslagging refining means.Adopt swage to be cast at 740 DEG C aluminium alloy plate that thickness is 4mm, swage first carries out preheating before casting, and temperature is 150 DEG C, at 410 DEG C, carry out Homogenization Treatments, time span is 8 hours, utilize round casting rod extrusion molding from mould that 400t extruder will heat, also use an air-blast quenching process and subsequent artificial aging process when extruding, to complete heat treatment reinforcement, cooling velocity is 80 DEG C/minute, the aluminium alloy extrusions squeezed out, its corrosion resistance of surface is not strong, surface treatment must be carried out to increase the corrosion stability of aluminium by anodic oxidation, the aesthetics of wearability and appearance, be oxidized in the anodic oxidation workshop of 50 DEG C, this aluminium alloy section surface corrosion resistance is strengthened, wherein key step is: embathed aluminium alloy section surface by diluted acid before this, it is made to expose pure matrix, be beneficial to acquisition complete, fine and close artificial oxidation's film maybe can also by obtaining minute surface or unglazed (sub-light) surface with sand papering, then under the anodic oxidation workshop being placed on 50 DEG C, make its matrix surface generation anodic oxidation, generation one deck is fine and close, porous, the AL203 rete of strong absorption affinity, the fenestra pore closure of porous oxide film finally will generated after anodic oxidation, make oxide-film anti-pollution, against corrosion and anti-wear performance strengthens, aluminum matrix alloy layer must be obtained, then, gained aluminum matrix alloy layer and the anticorrosion aluminium alloy plate of internal layer are carried out method hot rolling, batch, is rolled into the clad aluminum foil blank that 4.5mm is thick, then the clad aluminum foil blank of gained and brazing filler metal on surface are carried out cold rolling become clad aluminum foil after 5mm, cold rolling rear clad aluminum foil is put into bell type annealing furnace anneal, annealing temperature is 450 DEG C, is incubated 7 hours, goes out smelting furnace and cool, and by obtaining high strength of the present invention after cutting, radiator with high performance dedicated aluminium alloy covers section bar.
Pitch: the pitchy complex mixture that pitch is made up of hydrocarbon and the nonmetal derivative thereof of different molecular weight is the one of high viscosity organic liquid, is waterproof and dampproof and corrosion-resistant organic gel gel material, can be applicable to the anticorrosion of steel.
With quartz, feldspar, nitre and sodium carbonate etc., enamel: also known as " enamel ", adds that the oxide of lead and tin is fired into, has antirust function.
Antirust oil: antirust salt spray resistance ability is strong, can at copper, iron, and the metal surfaces such as stainless steel form the protective film of one deck densification, membranous layer binding force is strong, and effectively prevent external substance corroding metal, diaphragm, not easily by scratching, does not affect conduction and freezes.
Embodiment 2
It is 3mm that aluminium alloy covers section bar thickness, and the temperature of melting is arranged on 745 DEG C, and melting duration is 5 hours, and during casting, the temperature of aluminium liquid is 735 DEG C, and annealing temperature is 480 DEG C, and anodic oxidation workshop temperature is set in 50 degrees Celsius.All the other are identical with embodiment 1.
Embodiment 3
It is 5mm that aluminium alloy covers section bar thickness, and the temperature of melting is arranged on 730 DEG C, and melting duration is 5.5 hours, and during casting, the temperature of aluminium liquid is 725 DEG C, and annealing temperature is 460 DEG C, and anodic oxidation workshop temperature is set in 55 degrees Celsius.All the other are identical with embodiment 1.
Last it is noted that these are only the preferred embodiments of the present invention; be not limited to the present invention; although with reference to embodiment to invention has been detailed description; for a person skilled in the art; it still can be modified to the technical scheme described in foregoing embodiments; or equivalent replacement is carried out to wherein portion of techniques feature; but it is within the spirit and principles in the present invention all; any amendment of doing, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. high strength, radiator with high performance dedicated aluminium alloy cover a section bar, it is characterized in that,
Described aluminium alloy covers section bar and is composited by trilaminate material, is aluminum matrix alloy, the anticorrosion aluminium alloy of internal layer and brazing filler metal on surface from top to bottom successively.
2. a kind of high strength according to claim 1, radiator with high performance dedicated aluminium alloy cover section bar, it is characterized in that,
Described aluminum matrix alloy component and mass percent are: Si:0.6%, Fe:0.7%, Cu:0.15%, Mn:1.3%, Zn:0.1%, Re:0.015% and surplus Al;
The anticorrosion aluminium alloy component of described internal layer and mass percent are: Si:7.2%, Fe:0.8%, Cu:0.25%, Mn:0.1%, Zn:0.2%, Ta:0.018%, pitch: 2.3%, enamel: 3.8%, antirust oil: 4.3% and surplus Al;
Described brazing filler metal on surface component and mass percent are: Se:0.5%, Cu:3.8%, Ni:3.2%, Ba:4.2%, Pd:4.6%, Pt:2.7%, Zr:1.3%, Nb:5.6%, Ta:4.6%, Mo:2.7% and surplus Al;
Described aluminum matrix alloy thickness is 80%, and the anticorrosion thickness of aluminum alloy of described internal layer is 10%, and described brazing filler metal on surface thickness is 10%.
3. a kind of high strength according to claim 1 and 2, radiator with high performance dedicated aluminium alloy cover section bar, it is characterized in that, it is 3-6mm that described aluminium alloy covers section bar thickness.
4. aluminium alloy covers section bar according to claim 1, it is characterized in that, its manufacturing process comprises as follows:
(1) melting: melt in smelting furnace aluminum matrix alloy component being joined high temperature by percentage composition, and by degasification, deslagging refining means, the assorted slag in melt, gas are effectively removed;
(2) cast: melted aluminium liquid is at 725-745 DEG C, and by deep-well casting system, cooling casting becomes the round casting rod of all size;
(3) extrude: with high-pressure extrusion machine, casting round casting rod is out squeezed into aluminum matrix alloy, first preheating wanted by mould;
(4) surface oxidation: embathe aluminum matrix alloy surface with diluted acid, is then oxidized being placed on anodic oxidation workshop;
(5) hot rolling: an anticorrosion aluminium alloy plate of described internal layer is provided, carries out hot rolling with the aluminum matrix alloy after step (4) described oxidation, draw semi-finished product 1;
(6) cold rolling: a described brazing filler metal on surface plate is provided, carry out cold rolling with described semi-finished product 1, draw semi-finished product 2;
(7) anneal: described semi-finished product 2 are put into bell type annealing furnace and anneals, annealing temperature is set in 430-480 DEG C;
(8) cutting: by obtaining high strength after semi-finished product 2 cutting after described annealing, radiator with high performance dedicated aluminium alloy covers section bar.
5. aluminium alloy covers the manufacturing process of section bar according to claim 4, it is characterized in that, the temperature of described melting is set between 730-755 DEG C, and the time of described melting is 4.5-5.5 hours.
6. aluminium alloy covers the manufacturing process of section bar according to claim 4, it is characterized in that, described diluted acid to be concentration be 9.6% watery hydrochloric acid.
7. aluminium alloy covers the manufacturing process of section bar according to claim 6, it is characterized in that, described watery hydrochloric acid also adds the corrosion inhibiter of 0.2%.
8. aluminium alloy covers the manufacturing process of section bar according to claim 4, it is characterized in that, described anodic oxidation workshop design temperature is 45-55 DEG C.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510633820.9A CN105172260A (en) | 2015-09-28 | 2015-09-28 | High-strength and high-performance special aluminum alloy covered profile for radiator |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107160122A (en) * | 2017-06-20 | 2017-09-15 | 太仓陶氏电气有限公司 | A kind of low temperature resistant salt spray proof welds the welding procedure of radiator |
| CN108220698A (en) * | 2018-01-12 | 2018-06-29 | 北京科技大学 | A kind of preparation method of vehicle-body outer panel high formability aluminum alloy composite board |
| CN109652682A (en) * | 2018-12-30 | 2019-04-19 | 浙江天喜厨电股份有限公司 | A kind of aluminium alloy and preparation method thereof |
| CN109957690A (en) * | 2019-05-09 | 2019-07-02 | 广西南南铝加工有限公司 | A kind of electronic product appearance member Al alloy composite preparation method |
| CN111195657A (en) * | 2020-01-10 | 2020-05-26 | 陈忠德 | Electronic aluminum foil composite material and electronic aluminum foil prepared from same |
| CN111331962A (en) * | 2020-03-16 | 2020-06-26 | 银邦金属复合材料股份有限公司 | Composite board and preparation method thereof |
| CN115181875A (en) * | 2022-06-20 | 2022-10-14 | 杭州特润铝业有限公司 | Preparation method of high-yield-strength extruded aluminum material |
-
2015
- 2015-09-28 CN CN201510633820.9A patent/CN105172260A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107160122A (en) * | 2017-06-20 | 2017-09-15 | 太仓陶氏电气有限公司 | A kind of low temperature resistant salt spray proof welds the welding procedure of radiator |
| CN108220698A (en) * | 2018-01-12 | 2018-06-29 | 北京科技大学 | A kind of preparation method of vehicle-body outer panel high formability aluminum alloy composite board |
| CN109652682A (en) * | 2018-12-30 | 2019-04-19 | 浙江天喜厨电股份有限公司 | A kind of aluminium alloy and preparation method thereof |
| CN109957690A (en) * | 2019-05-09 | 2019-07-02 | 广西南南铝加工有限公司 | A kind of electronic product appearance member Al alloy composite preparation method |
| CN109957690B (en) * | 2019-05-09 | 2020-11-10 | 广西南南铝加工有限公司 | Preparation method of aluminum alloy composite material for electronic product appearance part |
| CN111195657A (en) * | 2020-01-10 | 2020-05-26 | 陈忠德 | Electronic aluminum foil composite material and electronic aluminum foil prepared from same |
| CN111195657B (en) * | 2020-01-10 | 2022-04-01 | 陈忠德 | Electronic aluminum foil composite material and electronic aluminum foil prepared from same |
| CN111331962A (en) * | 2020-03-16 | 2020-06-26 | 银邦金属复合材料股份有限公司 | Composite board and preparation method thereof |
| CN115181875A (en) * | 2022-06-20 | 2022-10-14 | 杭州特润铝业有限公司 | Preparation method of high-yield-strength extruded aluminum material |
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Application publication date: 20151223 |