CN105039795A - Graphene strengthened aluminum alloy and preparing method and preparing device of graphene strengthened aluminum alloy - Google Patents

Graphene strengthened aluminum alloy and preparing method and preparing device of graphene strengthened aluminum alloy Download PDF

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CN105039795A
CN105039795A CN201510553225.4A CN201510553225A CN105039795A CN 105039795 A CN105039795 A CN 105039795A CN 201510553225 A CN201510553225 A CN 201510553225A CN 105039795 A CN105039795 A CN 105039795A
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aluminium
alloy
graphene
holding furnace
liquid
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CN105039795B (en
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杨怀
鞠霖
周瑾
徐俊
席方伟
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无锡华能电缆有限公司
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Abstract

The invention relates to graphene strengthened aluminum alloy and a preparing method and a preparing device of the graphene strengthened aluminum alloy. The graphene strengthened aluminum alloy comprises, by weight, 1-4% of graphene, 2-6% of calcium, 0.06-0.12% of silicon, 0.12-0.22% of iron, 0.01-0.03% of boron, 0.08-0.15% of cerium, smaller than or equal to 0.03% of other impurity elements and the balance aluminum. The preparing method sequentially comprises the steps of raw material selecting, molten aluminum smelting, component adjusting, purifying processing, slagging off, insulating standing, calcium aluminum alloy wire feeding, graphene injecting, spiral stirring propeller starting, alloy forming and wire winding around a rod to manufacture a needed wire diameter after cooling of an alloy rod. The preparing method is simple, and the prepared graphene strengthened aluminum alloy is high in electrical conductivity and strength and low in weight. The device used for producing the graphene strengthened aluminum alloy is compact in structure and convenient to use. By means of a wire cable produced through the device, the line carrying capacity can be improved, and losses can be reduced.

Description

Graphene reinforced aluminium alloy and preparation method thereof and preparation facilities

Technical field

The present invention relates to a kind of Graphene reinforced aluminium alloy and preparation method thereof and preparation facilities, belong to the preparing technical field of transmission pressure.

Background technology

Along with the development of scientific and technological level, material constantly pushes away newly, in China's power construction, implement employing " amphitypy three is new " product and technology, make carbon fiber composite conductor, aluminium alloy conductor, height lead the product innovation such as duralumin twisted wire, aluminium bag invar steel core aluminium strand and be able to a large amount of application.But China is vast in territory, generation assets mainly concentrates on west area, and electricity consumption mainly concentrates on eastern region, long distance powedr transmission, can produce a large amount of line losses.The wire performance how improving power transmission material is further the direction that electrical material investigator makes great efforts.The performance of copper, aluminium tradition electrician conductor material is able to continuous improvement, and in order to improve mechanical property and the electric property of electrician's conductor material further, researcher starts constantly to introduce novel material.

Summary of the invention

The object of the invention is the problem of adding preparation method's complicated technology complexity in electro-conductive material in order to solve novel material in prior art to, providing a kind of preparation method simple, Graphene reinforced aluminium alloy of easy handling and preparation method thereof and preparation facilities.

The present invention adopts following technical scheme: a kind of Graphene reinforced aluminium alloy, described graphite rare reinforced aluminium alloy ingredient is by weight percentage: graphite rare 1 ~ 4%, calcium 2 ~ 6%, silicon 0.06 ~ 0.12%, iron 0.12 ~ 0.22%, boron 0.01% ~ 0.03%, cerium 0.08% ~ 0.15%, other impurity element≤0.03%, surplus is aluminium.

The preparation facilities of Graphene reinforced aluminium alloy, comprise molten aluminium stove, the exit end of described molten aluminium stove is connected with the opening for feed of the first holding furnace with the second holding furnace successively by dropping down groove, described first holding furnace is connected by the angle of rake entrance end of sealing-duct and helical stir with the discharge port of the second holding furnace, the angle of rake entrance end of described helical stir is also connected to graphene powder injector and calloy wire feeder, the angle of rake exit end of described helical stir is connected with the entrance end of roll forming device, the exit end of described roll forming device is connected with the entrance end of protection of inert gas pipe, the end of described protection of inert gas pipe is connected with circulating cooling tank, circulating cooling tank is connected with around lever apparatus.

Further, in described helical stir thruster, being provided with the rotary screw of ceramic material, rotary screw being provided with some for stirring and the blade of screw propulsion.

The preparation method of Graphene reinforced aluminium alloy, comprises the steps:

(1) the choosing of raw material: choosing aluminium ingot is respectively body material, aluminum silicon alloy, ferroaluminium, aluminum-boron alloy, aluminium cerium mischmetal alloy are master alloy, and wherein the mass ratio of aluminium ingot, aluminum silicon alloy, ferroaluminium, aluminum-boron alloy and aluminium cerium mischmetal alloy is 5000 ~ 6000:10 ~ 40:25 ~ 1200:22 ~ 30:100 ~ 120;

(2) aluminium liquid melting: first by aluminium ingot, aluminum silicon alloy, ferroaluminium, aluminium cerium mischmetal alloy is added to respectively in molten aluminium stove and melts, molten aluminium furnace temperature controls to be 685 ~ 730 DEG C, aluminium liquid after fusing enters in the first holding furnace and the second holding furnace through dropping down concentrated flow, aluminum-boron alloy is added dropping down continuous uniform in groove in aluminium liquid trickling process, if in the first holding furnace and the second holding furnace aluminium liquefaction full after aluminum-boron alloy dissolved not yet, then remainder is dropped into uniformly center and the corner of aluminium liquid in molten aluminium stove, rear stirring aluminium liquid to be melted, make aluminium liquid interalloy Elemental redistribution even,

(3) composition adjustment: carry out quick on-the-spot sample analysis to aluminium liquid with direct-reading spectrometer, monitors and adjusts each constituent content, guarantees whole stove aluminium liquid uniform composition;

(4) purifying treatment: the first holding furnace and the second holding furnace are heated up, temperature of aluminum liquid carries out refining treatment to aluminium liquid when reaching 730 ~ 760 DEG C, with nitrogenous 99.99% and above high pure nitrogen for carrier, adopt stainless steel tube in aluminium liquid, be blown into the refining agent of furnace charge total mass 0.1 ~ 0.2%, controlling nitrogen flow makes aluminium liquid slightly seethe with excitement, oxidation in preventing aluminium liquid from rolling, the pressure of nitrogen is 3-6ba;

(5) skim: temperature of aluminum liquid is controlled to be 730 ~ 760 DEG C, leaves standstill 10 ~ 15min, the aluminium slag on aluminium liquid surface is clawed to outside holding furnace;

(6) insulation leaves standstill: rear insulation aluminum solutions of having skimmed leaves standstill process, and the temperature leaving standstill insulation is 730 ~ 760 DEG C, and the time is 20 ~ 30min;

(7) holding furnace discharging: the discharge port opening the first holding furnace and the second holding furnace respectively, aluminium liquid flow in helical stir thruster through sealing-duct;

(8) silk fed by calloy: aluminium liquid flow to after helical stir thruster through sealing-duct, and that opens calloy wire feeder continuously and smoothly feeds calloy line in aluminium liquid;

(9) the rare injection of graphite: open the rare powder injector of graphite, add the graphene powder of aluminium liquid total mass 1 ~ 3%, by the injection aluminium liquid of rare for graphite powder continuously and smoothly;

(10) helical stir thruster is opened: open in helical stir thruster, the rotating speed of the rotary screw in helical stir thruster is 45-90r/min, makes calcium and graphite is rare is evenly distributed in aluminium liquid;

(11) alloy forming: helical stir thruster will be mixed with calcium and the rare aluminium liquid of graphite injects roll forming device die cavity, roll forming device rotates extruding continuously, the temperature of alloy extrusion moulding is 380 ~ 500 DEG C, and making aluminium liquid obtain diameter by forming mould is 5 ~ 12mm aluminium alloy rod;

(12) rod of metal alloy cooling: aluminium alloy rod, by the precooling of protection of inert gas pipe, when the temperature of aluminium alloy rod is reduced to 150 ~ 200 DEG C, then is cooled to rapidly less than 80 DEG C by circulating cooling tank;

(13) around bar take-up: cooled rod of metal alloy is passed through around lever apparatus around bar lopping take-up;

(14) alloy drawing: by bundled diameter be 5 ~ 12mm rod of metal alloy by wire-drawing equipment, rod of metal alloy is drawn into the wire diameter of needs.

Further, weight percent≤0.1% of Si element contained by the middle aluminium ingot of described step (1); Weight percent≤0.20% of Fe element; Weight percent≤0.02% of Ti+Mn+Cr+V, in described aluminum silicon alloy, the weight percent content of Si element is 9.5 ~ 10.5%, in described ferroaluminium, the weight percent of Fe element is 5 ~ 10%, in described aluminum-boron alloy, the weight percent of B element is 3 ~ 5%, in described aluminium cerium mischmetal alloy, the weight percent of Ce element is the weight percent of 5 ~ 8%, La element is 0.5 ~ 1%.

Further, the diameter of the calloy line in described step (1) is 5 ~ 12nm.

Further, the diameter of the powdery graphite alkene in described step (1) is less than 10 μm.

Further, in described step (8), the speed of calloy feeding wire speed and the middle shaping rod of aluminium alloy rod of step (11) matches, and the weight percent of feeding the calcium constituent that silk amount ensures in aluminium liquid of calloy line is 2 ~ 6%.

Further, in described step (9), the injection speed of graphene powder and the speed of the middle shaping rod of aluminium alloy rod of step (11) match, and the add-on of graphene powder ensures that the weight percent that in aluminium liquid, graphite is rare is 1 ~ 4%.

In the present invention, preparation method is simple, step easy handling, conducting electricity very well of the rare reinforced aluminium alloy of graphite of preparation, intensity is high, the performance advantage such as lightweight, alternative traditional conductor, the apparatus structure for the production of Graphene reinforced aluminium alloy is compact, easy to use, adopt the electric wire that this device is produced, can material usage be saved, circuit can be improved and improve current capacity, reduce line losses.

Accompanying drawing explanation

Fig. 1 is the structural representation of apparatus of the present invention.

Fig. 2 is process flow sheet of the present invention.

Reference numeral: molten aluminium stove 1, drop down groove 2, first holding furnace 3, second holding furnace 4, sealing-duct 5, helical stir thruster 6, graphene powder injector 7, calloy wire feeder 8, roll forming device 9, protection of inert gas pipe 10, circulating cooling tank 11, around lever apparatus 12.

Embodiment

Below in conjunction with accompanying drawing, the invention will be further described.

The refining agent used in the present invention purchases the refining agent 6AB in Pyrotek (Shenzhen) High Temperature Materials Co., Ltd..

As shown in Figure 1, a kind of preparation facilities of Graphene reinforced aluminium alloy, comprise molten aluminium stove 1, the exit end of molten aluminium stove 1 is connected with the opening for feed of the first holding furnace 3 with the second holding furnace 4 successively by dropping down groove 2, first holding furnace 3 is connected by the entrance end of sealing-duct 5 with helical stir thruster 6 with the discharge port of the second holding furnace 4, the entrance end of helical stir thruster 6 is also connected to graphene powder injector 7 and calloy wire feeder 8, the exit end of helical stir thruster 6 is connected with the entrance end of roll forming device 9, the exit end of roll forming device 9 is connected with the entrance end of protection of inert gas pipe 10, the exit end of protection of inert gas pipe 10 is connected with circulating cooling tank 11, circulating cooling tank 11 is connected with around lever apparatus 12.

Be illustrated in figure 2 the process flow sheet of the preparation method of Graphene reinforced aluminium alloy in the present invention, successively through material choice, material mixture ratio, the melting of aluminium liquid, composition adjustment, purifying treatment, skim, be incubated standing, insulation discharging, the electric wire that silk fed by calloy, Graphene injections, alloy forming, rod of metal alloy cool, make around bar take-up, alloy drawing required diameter.

Graphite rare reinforced aluminium alloy ingredient is by weight percentage: graphite rare 1 ~ 4%, calcium 2 ~ 6%, silicon 0.06 ~ 0.12%, iron 0.12 ~ 0.22%, boron 0.01 ~ 0.03%, cerium 0.08 ~ 0.15%, other impurity element≤0.03%, and surplus is aluminium.

Embodiment one:

Material selec-tion: aluminium ingot selects the aluminium ingot of the Al99.70 of 6000kg, in aluminium ingot, the mass percent of each element is: Si-0.054%; Fe-0.12%; Ti+Mn+Cr+V-0.012%; 10kg selected by aluminum silicon alloy, and the mass percent of element silicon is 10.16%, other foreign matter content≤0.13%, aluminium content 89.71%; 120kg selected by ferroaluminium, and the mass percent of ferro element is 5.24%, other impurity level summation 0.38%, aluminium content 94.38%; Aluminum-boron alloy selects 22kg, and the mass percent of boron is: 3.21%, other impurity level summation 0.28%, aluminium content 96.51%; 100kg selected by aluminium cerium mischmetal alloy, and the mass percent of Ce elements is 5.35%, and the mass percent of lanthanum element is 0.58%, other impurity level summation 0.43%, aluminium content 93.64%.

By load weighted aluminium ingot, aluminum silicon alloy, ferroaluminium, aluminium cerium mischmetal alloy mix and match, evenly add in molten aluminium stove and melt; When aluminium liquid flows out from molten aluminium stove, add aluminum-boron alloy dropping down in groove; The fusing of aluminium liquid terminates, and stirs the aluminium liquid of insulation, and the temperature controlling aluminium liquid in holding furnace is 730 ~ 760 DEG C; The stainless steel tube of to be carrier diameter the be 18mm of the high pure nitrogen with nitrogenous 99.99% is evenly blown into the refining agent of 12kg in the aluminium liquid bottom the first holding furnace and the second holding furnace, refining treatment is carried out to aluminium liquid, nitrogen seethes slightly by aluminium liquid, and refining time is 10min; Open door of skimming, claw with the scum silica frost of slag-off machine by liquid level surface; Aluminium also on-the-spot sample analysis is carried out in sampling: silicon Si0.68%, iron Fe0.215%, cerium Ce0.086%, boron 0.011%, other impurity content is all less than 0.03%, and composition meets alloy compositions requirement.Heated up by aluminium liquid 750 DEG C, leave standstill 20min, open the discharge port bottom the first holding furnace and the second holding furnace respectively, aluminium liquid flows through helical stir thruster through sealing-duct, helical stir angle of rake rotary screw rotating speed 45r/min.That opens calloy wire feeder continuously and smoothly feeds the calcium constituent that weight percent is 75%, the calloy line of diameter 6mm in aluminium liquid; The rare powder injector of graphite is opened in start simultaneously, continuously and smoothly by graphite rare injection aluminium liquid of diameter 3-10 μm, the speed of calloy line feeding wire speed and the rare injection of graphite and final alloy bar matches, and obtained mass percent is: graphite rare 1.11%, calcium 3.21%, silicon Si0.068%, iron Fe0.215%, cerium Ce0.086%, boron 0.011%, other impurity content is less than 0.03%, and diameter is the rare reinforced aluminium alloy bar of graphite of 9.5mm, and passes through around lever apparatus around bar lopping take-up.

After rare for obtained graphite reinforced aluminium alloy bar is placed 24h, drawing wire machine adopt unit elongation 1.23-1.3 join mould, the rod of metal alloy of diameter 9.5mm is drawn and becomes diameter 3.22mm aluminium alloy single line, electric conductivity 61.57 ~ the 62.39%IACS of aluminum alloy line after testing, intensity 523 ~ 685MPa, elongation at break 3.85%.

Embodiment two:

Material selec-tion: aluminium ingot selects the aluminium ingot of the Al99.85 of 5000kg, the mass percent of each element is: Si-0.042%; Fe-0.08%; Ti+Mn+Cr+V-0.008%; 40kg selected by aluminum silicon alloy, and the mass percent of element silicon is 10.32%, other foreign matter content≤0.12%, aluminium content 89.56%; 25kg selected by ferroaluminium, and the mass percent of ferro element is 9.85%, other impurity level summation 0.42%, aluminium content 89.73%; Aluminum-boron alloy selects 30kg, and the mass percent of boron is: 4.86%, other impurity level summation 0.3%, aluminium content 94.84%; 120kg selected by aluminium cerium mischmetal alloy, and the mass percent of Ce elements is 7.82%, and the mass percent of lanthanum element is 0.88%, other impurity level summation 0.43%, aluminium content 90.87%.

By load weighted aluminium ingot, aluminum silicon alloy, ferroaluminium, aluminium cerium mischmetal alloy mix and match, evenly add in molten aluminium stove and melt; When aluminium liquid flows out from molten aluminium stove, add aluminum-boron alloy dropping down in groove; The fusing of aluminium liquid terminates, and stir the aluminium liquid of insulation, the temperature controlling aluminium liquid in the first holding furnace and the second holding furnace is 730-760 DEG C; The stainless steel tube of to be carrier diameter the be 18mm of the high pure nitrogen with nitrogenous 99.99% is evenly blown into the refining agent of 12kg in the bottom aluminium liquid of the first holding furnace and the second holding furnace, refining treatment is carried out to aluminium liquid, nitrogen seethes slightly by aluminium liquid, and refining time is 10min; Open door of skimming, claw with the scum silica frost of slag-off machine by liquid level surface; Aluminium also on-the-spot sample analysis is carried out in sampling: silicon Si0.119%, iron Fe0.124%, cerium Ce0.180%, boron 0.028%, other impurity content is all less than 0.03%, and composition meets alloy compositions requirement.Heated up by aluminium liquid 730 DEG C, leave standstill 30min, open the discharge port bottom the first holding furnace and the second holding furnace, aluminium liquid flows through helical stir thruster through sealing-duct, helical stir angle of rake rotary screw rotating speed 90r/min.The mass percent feeding calcium constituent in aluminium liquid of opening calloy wire feeder continuously and smoothly is 85%, the calloy line of diameter 12mm; The rare powder injector of graphite is opened in start simultaneously, continuously and smoothly by graphite rare injection aluminium liquid of diameter 3-10 μm, the speed of calloy line feeding wire speed and the rare injection of graphite and final alloy bar matches, and obtained mass percent is: graphite rare 3.83%, calcium 5.98%, silicon Si0.119%, iron Fe0.124%, cerium Ce0.180%, boron 0.028%, other impurity content is less than 0.03%, and diameter is the rare reinforced aluminium alloy bar of graphite of 9.5mm, and passes through around lever apparatus around bar lopping take-up.

After rare for obtained graphite reinforced aluminium alloy bar is placed 24h, drawing wire machine adopt unit elongation 1.23-1.3 join mould, the rod of metal alloy of diameter 9.5mm is drawn and becomes diameter 3.22mm aluminium alloy single line, electric conductivity 62.17 ~ the 63.38%IACS of aluminum alloy line after testing, intensity 565 ~ 702MPa, elongation at break 3.42%.

Claims (9)

1. a Graphene reinforced aluminium alloy, it is characterized in that: described graphite rare reinforced aluminium alloy ingredient is by weight percentage: graphite rare 1 ~ 4%, calcium 2 ~ 6%, silicon 0.06 ~ 0.12%, iron 0.12 ~ 0.22%, boron 0.01 ~ 0.03%, cerium 0.08 ~ 0.15%, other impurity element≤0.03%, surplus is aluminium.
2. the preparation facilities of Graphene reinforced aluminium alloy as claimed in claim 1, it is characterized in that: comprise molten aluminium stove (1), the exit end of described molten aluminium stove (1) is connected with the opening for feed of the first holding furnace (3) with the second holding furnace (4) successively by dropping down groove (2), described first holding furnace (3) is connected by the entrance end of sealing-duct (5) with helical stir thruster (6) with the discharge port of the second holding furnace (4), the entrance end of described helical stir thruster (6) is also connected to graphene powder injector (7) and calloy wire feeder (8), the exit end of described helical stir thruster (6) is connected with the entrance end of roll forming device (9), the exit end of described roll forming device (9) is connected with the entrance end of protection of inert gas pipe (10), the end of described protection of inert gas pipe (10) is connected with circulating cooling tank (11), circulating cooling tank (11) is connected with around lever apparatus.
3. the preparation facilities of Graphene reinforced aluminium alloy as claimed in claim 2, is characterized in that: the rotary screw being provided with ceramic material in described helical stir thruster (6), rotary screw is provided with some for stirring and the blade of screw propulsion.
4. the preparation method of Graphene reinforced aluminium alloy as claimed in claim 1, is characterized in that: comprise the steps:
(1) raw material is chosen: choosing aluminium ingot is respectively body material, aluminum silicon alloy, ferroaluminium, aluminum-boron alloy, aluminium cerium mischmetal alloy are master alloy, and wherein the mass ratio of aluminium ingot, aluminum silicon alloy, ferroaluminium, aluminum-boron alloy and aluminium cerium mischmetal alloy is 5000 ~ 6000:10 ~ 40:25 ~ 1200:22 ~ 30:100 ~ 120;
(2) aluminium liquid melting: first by aluminium ingot, aluminum silicon alloy, ferroaluminium, aluminium cerium mischmetal alloy is added to respectively in molten aluminium stove and melts, molten aluminium furnace temperature controls to be 685 ~ 730 DEG C, aluminium liquid after fusing enters in the first holding furnace and the second holding furnace through dropping down concentrated flow, aluminum-boron alloy is added dropping down continuous uniform in groove in aluminium liquid trickling process, if in the first holding furnace and the second holding furnace aluminium liquefaction full after aluminum-boron alloy dissolved not yet, then remainder is dropped into uniformly center and the corner of aluminium liquid in molten aluminium stove, rear stirring aluminium liquid to be melted, make aluminium liquid interalloy Elemental redistribution even,
(3) composition adjustment: carry out quick on-the-spot sample analysis to aluminium liquid with direct-reading spectrometer, monitors and adjusts each constituent content, guarantees whole stove aluminium liquid uniform composition;
(4) purifying treatment: the first holding furnace and the second holding furnace are heated up, temperature of aluminum liquid carries out refining treatment to aluminium liquid when reaching 730 ~ 760 DEG C, with nitrogenous 99.99% and above high pure nitrogen for carrier, adopt stainless steel tube in aluminium liquid, be blown into the refining agent of furnace charge total mass 0.1 ~ 0.2%, controlling nitrogen flow makes aluminium liquid slightly seethe with excitement, oxidation in preventing aluminium liquid from rolling, the pressure of nitrogen is 3-6ba, and refining time is 10 ~ 15min;
(5) skim: temperature of aluminum liquid is controlled to be 730 ~ 760 DEG C, leaves standstill 10 ~ 15min, the aluminium slag on aluminium liquid surface is clawed to outside holding furnace;
(6) insulation leaves standstill: rear insulation aluminum solutions of having skimmed leaves standstill process, and the temperature leaving standstill insulation is 730 ~ 760 DEG C, and the time is 20 ~ 30min;
(7) holding furnace discharging: the discharge port opening the first holding furnace and the second holding furnace respectively, aluminium liquid flow in helical stir thruster through sealing-duct;
(8) silk fed by calloy: aluminium liquid flow to after helical stir thruster through sealing-duct, and that opens calloy wire feeder continuously and smoothly feeds calloy line in aluminium liquid;
(9) the rare injection of graphite: open the rare powder injector of graphite, add the graphene powder of aluminium liquid total mass 1 ~ 3%, by the injection aluminium liquid of rare for graphite powder continuously and smoothly;
(10) helical stir thruster is opened: open in helical stir thruster, the rotating speed of the rotary screw in helical stir thruster is 45-90r/min, makes calcium and graphite is rare is evenly distributed in aluminium liquid;
(11) alloy forming: helical stir thruster will be mixed with calcium and the rare aluminium liquid of graphite injects roll forming device die cavity, roll forming device rotates extruding continuously, the temperature of alloy extrusion moulding is 380 ~ 500 DEG C, and making aluminium liquid obtain diameter by forming mould is 5 ~ 12mm aluminium alloy rod;
(12) rod of metal alloy cooling: aluminium alloy rod, by the precooling of protection of inert gas pipe, when the temperature of aluminium alloy rod is reduced to 150 ~ 200 DEG C, then is cooled to rapidly less than 80 DEG C by circulating cooling tank;
(13) around bar take-up: cooled rod of metal alloy is passed through around lever apparatus around bar lopping take-up;
(14) alloy drawing: by bundled diameter be 5 ~ 12mm rod of metal alloy by wire-drawing equipment, rod of metal alloy is drawn into the wire diameter of needs.
5. the preparation method of Graphene reinforced aluminium alloy as claimed in claim 4, is characterized in that: weight percent≤0.1% of contained Si element in the middle aluminium ingot of described step (1); Weight percent≤0.20% of Fe element; Weight percent≤0.02% of Ti+Mn+Cr+V, in described aluminum silicon alloy, the weight percent of Si element is 9.5 ~ 10.5%, in described ferroaluminium, the weight percent of Fe element is 5 ~ 10%, in described aluminum-boron alloy, the weight percent of B element is 3 ~ 5%, in described aluminium cerium mischmetal alloy, the weight percent of Ce element is the weight percent of 5 ~ 8%, La element is 0.5 ~ 1%.
6. the preparation method of Graphene reinforced aluminium alloy as claimed in claim 4, is characterized in that: the diameter of the calloy line in described step (1) is 5 ~ 12nm.
7. the preparation method of Graphene reinforced aluminium alloy as claimed in claim 4, is characterized in that: the diameter of the powdery graphite alkene in described step (1) is less than 10 μm.
8. the preparation method of Graphene reinforced aluminium alloy as claimed in claim 4, it is characterized in that: in described step (8), the speed of calloy feeding wire speed and the middle shaping rod of aluminium alloy rod of step (11) matches, and the weight percent of feeding the calcium constituent that silk amount ensures in aluminium liquid of calloy line is 2 ~ 6%.
9. the preparation method of Graphene reinforced aluminium alloy as claimed in claim 4, it is characterized in that: in described step (9), the injection speed of graphene powder and the speed of the middle shaping rod of aluminium alloy rod of step (11) match, and the add-on of graphene powder ensures that the weight percent that in aluminium liquid, graphite is rare is 1 ~ 4%.
CN201510553225.4A 2015-09-01 2015-09-01 Graphene strengthened aluminum alloy and preparing method and preparing device of graphene strengthened aluminum alloy CN105039795B (en)

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106448798A (en) * 2016-11-25 2017-02-22 广东中德电缆有限公司 Anti-pulling cable conductor and anti-pulling cable
CN108396265A (en) * 2018-04-22 2018-08-14 益阳仪纬科技有限公司 A kind of aluminium alloy and its heat treatment method of graphene-containing
CN108538492A (en) * 2018-03-13 2018-09-14 深圳新南洋电缆科技有限公司 A kind of aluminium alloy hyperconductive cable and preparation method thereof
CN108715955A (en) * 2018-08-29 2018-10-30 安庆市泽烨新材料技术推广服务有限公司 cable aluminium alloy containing rare earth
CN108950321A (en) * 2018-07-19 2018-12-07 中南大学 Graphene uniform distribution enhancing aluminium alloy and preparation method thereof
GB2564261A (en) * 2017-06-27 2019-01-09 Ge Aviat Systems Ltd Graphene doped aluminium composite and method of forming
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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101956103A (en) * 2010-10-20 2011-01-26 云南铝业股份有限公司 High strength alloy round aluminium rod and production method thereof
CN102433475A (en) * 2011-12-15 2012-05-02 贵州华科铝材料工程技术研究有限公司 High-strength and high-hardness aluminum alloy and preparation method thereof
CN102714073A (en) * 2010-01-20 2012-10-03 古河电气工业株式会社 Composite electric cable and process for producing same
CN102864324A (en) * 2012-09-06 2013-01-09 东北大学 Preparation method for carbon nanomaterial enhanced aluminum base composite material
CN103820686A (en) * 2014-02-20 2014-05-28 无锡华能电缆有限公司 Medium strength aluminium alloy wire with conductivity of 55% IACS, and preparation method thereof
CN104028961A (en) * 2014-06-11 2014-09-10 远东电缆有限公司 Intermediate-strength aluminum alloy wire and process for manufacturing same
CN104064254A (en) * 2014-07-08 2014-09-24 国家电网公司 Aluminum alloy cable core and production technology of aluminum alloy cable core
CN104532074A (en) * 2014-12-29 2015-04-22 湖南金龙电缆有限公司 High-conductivity hard aluminum lead and manufacturing method thereof

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102714073A (en) * 2010-01-20 2012-10-03 古河电气工业株式会社 Composite electric cable and process for producing same
CN101956103A (en) * 2010-10-20 2011-01-26 云南铝业股份有限公司 High strength alloy round aluminium rod and production method thereof
CN102433475A (en) * 2011-12-15 2012-05-02 贵州华科铝材料工程技术研究有限公司 High-strength and high-hardness aluminum alloy and preparation method thereof
CN102864324A (en) * 2012-09-06 2013-01-09 东北大学 Preparation method for carbon nanomaterial enhanced aluminum base composite material
CN103820686A (en) * 2014-02-20 2014-05-28 无锡华能电缆有限公司 Medium strength aluminium alloy wire with conductivity of 55% IACS, and preparation method thereof
CN104028961A (en) * 2014-06-11 2014-09-10 远东电缆有限公司 Intermediate-strength aluminum alloy wire and process for manufacturing same
CN104064254A (en) * 2014-07-08 2014-09-24 国家电网公司 Aluminum alloy cable core and production technology of aluminum alloy cable core
CN104532074A (en) * 2014-12-29 2015-04-22 湖南金龙电缆有限公司 High-conductivity hard aluminum lead and manufacturing method thereof

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106448798A (en) * 2016-11-25 2017-02-22 广东中德电缆有限公司 Anti-pulling cable conductor and anti-pulling cable
US10829677B2 (en) 2017-06-27 2020-11-10 Ge Aviation Systems Limited Graphene doped aluminum composite and method of forming
GB2564261A (en) * 2017-06-27 2019-01-09 Ge Aviat Systems Ltd Graphene doped aluminium composite and method of forming
GB2564261B (en) * 2017-06-27 2020-04-29 Ge Aviat Systems Ltd Graphene doped aluminium composite and method of forming
CN108538492A (en) * 2018-03-13 2018-09-14 深圳新南洋电缆科技有限公司 A kind of aluminium alloy hyperconductive cable and preparation method thereof
CN108396265A (en) * 2018-04-22 2018-08-14 益阳仪纬科技有限公司 A kind of aluminium alloy and its heat treatment method of graphene-containing
CN108950321A (en) * 2018-07-19 2018-12-07 中南大学 Graphene uniform distribution enhancing aluminium alloy and preparation method thereof
CN108715955A (en) * 2018-08-29 2018-10-30 安庆市泽烨新材料技术推广服务有限公司 cable aluminium alloy containing rare earth

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