CN107201465B - High hardness aluminium alloy lead wire - Google Patents
High hardness aluminium alloy lead wire Download PDFInfo
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- CN107201465B CN107201465B CN201710083834.7A CN201710083834A CN107201465B CN 107201465 B CN107201465 B CN 107201465B CN 201710083834 A CN201710083834 A CN 201710083834A CN 107201465 B CN107201465 B CN 107201465B
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- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 48
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 title claims abstract description 16
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 26
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000004411 aluminium Substances 0.000 claims abstract description 20
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229910052761 rare earth metal Inorganic materials 0.000 claims abstract description 15
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims abstract description 13
- 238000005266 casting Methods 0.000 claims abstract description 13
- 239000010936 titanium Substances 0.000 claims abstract description 13
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 13
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910052796 boron Inorganic materials 0.000 claims abstract description 11
- 238000010438 heat treatment Methods 0.000 claims abstract description 9
- 229910052742 iron Inorganic materials 0.000 claims abstract description 9
- 238000005096 rolling process Methods 0.000 claims abstract description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 7
- 239000000956 alloy Substances 0.000 claims abstract description 7
- 229910052802 copper Inorganic materials 0.000 claims abstract description 7
- 239000010949 copper Substances 0.000 claims abstract description 7
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 7
- 239000010703 silicon Substances 0.000 claims abstract description 7
- 238000003723 Smelting Methods 0.000 claims abstract description 4
- 230000006698 induction Effects 0.000 claims abstract description 4
- 238000004321 preservation Methods 0.000 claims abstract description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 12
- 238000009826 distribution Methods 0.000 claims description 9
- 239000007789 gas Substances 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 9
- 238000007670 refining Methods 0.000 claims description 9
- 238000001816 cooling Methods 0.000 claims description 6
- 238000007872 degassing Methods 0.000 claims description 6
- 229910052757 nitrogen Inorganic materials 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 239000000498 cooling water Substances 0.000 claims description 3
- 230000000505 pernicious effect Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 3
- 238000004458 analytical method Methods 0.000 claims description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims 2
- 239000000203 mixture Substances 0.000 claims 1
- 229910052684 Cerium Inorganic materials 0.000 abstract description 6
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 abstract description 6
- 229910052746 lanthanum Inorganic materials 0.000 abstract description 6
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 abstract description 6
- 229910052706 scandium Inorganic materials 0.000 abstract description 6
- SIXSYDAISGFNSX-UHFFFAOYSA-N scandium atom Chemical compound [Sc] SIXSYDAISGFNSX-UHFFFAOYSA-N 0.000 abstract description 6
- 239000013078 crystal Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910001092 metal group alloy Inorganic materials 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 150000002910 rare earth metals Chemical class 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 230000002269 spontaneous effect Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 230000002195 synergetic effect Effects 0.000 description 2
- 238000005491 wire drawing Methods 0.000 description 2
- 229910000600 Ba alloy Inorganic materials 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000009740 moulding (composite fabrication) Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/04—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of bars or wire
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/18—Hardening; Quenching with or without subsequent tempering
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/56—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering characterised by the quenching agents
- C21D1/60—Aqueous agents
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0075—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for rods of limited length
-
- 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
-
- 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
- C22C1/06—Making non-ferrous alloys with the use of special agents for refining or deoxidising
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/04—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/02—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of metals or alloys
- H01B1/023—Alloys based on aluminium
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Conductive Materials (AREA)
- Metal Rolling (AREA)
- Continuous Casting (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The present invention discloses a kind of high hardness aluminium alloy lead wire, and the high hardness aluminium alloy lead wire is grouped as by the group of following parts by weight: 100 parts of aluminium, 0.06 part of silicon, 1.2 parts of iron, 0.22 part of copper, 0.09 part of rare earth element, 0.025 part of boron, 0.018 part of titanium；The rare earth element is made of lanthanum, cerium and scandium, and the lanthanum, cerium and scandium are mixed to form the rare earth element according to 14:6:1 weight ratio；Each component is put into smelting furnace, heating is allowed to melt and keep the temperature at 750-780 DEG C, is stirred well to uniformly, and mixing time >=30min stands heat preservation, obtains alloy melt；Casting obtains aluminium alloy cast ingot by aluminum alloy melt, controls 690 ~ 700 DEG C of cast temperature；Induction heating is carried out, temperature is raised at 520 ~ 540 DEG C and is rolled, in the promotion for carrying out temperature into before rolling.High hardness aluminium alloy lead wire tensile strength of the present invention, elongation substantially improve, and reduce resistivity 6 ~ 10%.
Description
Technical field
The present invention relates to a kind of aluminium alloy rod more particularly to a kind of high hardness aluminium alloy lead wires.
Background technique
Aluminium alloy is one of most popular nonferrous materials in industry, Aeronautics and Astronautics, automobile, machine-building,
Has extensive application in ship and chemical industry.With the fast development of science and technology and industrial economy, the demand of aluminium alloy
Increasing, the research of aluminium alloy is also goed deep into therewith.The extensive use of aluminium alloy promotes aluminium alloy in the development of power industry,
The development of power industry has the application field for promoting aluminium alloy simultaneously.
As the aluminium alloy rod that shielding is used with aluminium alloy route, common aluminium alloy rod wants wire drawing to 0.10-0.12mm.
And currently, inside mechanical processing industry cable field, traditional aluminium bar or aluminium alloy rod after fabrication, due to organization material knot
The limitation of structure influences performance of the material in processing, and tensile strength and elongation are all relatively low, and tensile strength only has
180Mpa, elongation only have 10%, in subsequent drawing process, cause early stage fracture of wire or intensity unqualified, not only cause in this way
The waste of raw material, and increase production cost.
Summary of the invention
The present invention provides a kind of high hardness aluminium alloy lead wire, this high hardness aluminium alloy lead wire metallization structure is obviously good
Turn, substantially improved by tensile strength, elongation when pilot production and subsequent wire drawing, reduces resistivity 6 ~ 10%.
In order to achieve the above objectives, the technical solution adopted by the present invention is that:
100 parts of aluminium,
0.06 part of silicon,
1.2 parts of iron,
0.22 part of copper,
0.09 part of rare earth element,
0.025 part of boron,
0.018 part of titanium；
The high hardness aluminium alloy lead wire is obtained by following technique, this technique the following steps are included:
Step 1: heating is allowed to melt and keep the temperature at 750-780 DEG C by 100 parts of investment smelting furnaces of aluminium ingot, silicon is added
0.06 part, 1.2 parts of iron, 0.22 part of copper, 0.09 part of rare earth element, 0.025 part of boron, 0.018 part of titanium are stirred well to uniformly, stir
>=30min is mixed the time, heat preservation is stood, obtains alloy melt；
Step 2: refining agent is added in step 1 alloy melt, and refined using high pure nitrogen, nitrogen refining temperature
750 ~ 780 DEG C, then keep the temperature acquisition aluminum alloy melt；
It comes out of the stove Step 3: the aluminum alloy melt of step 2 is toppled over, degasification is carried out using online off gas system, in order to control
Pernicious gas in molten aluminum；
Step 4: aluminum alloy melt of the casting Jing Guo step 3 obtains aluminium alloy cast ingot, casting process controls cast temperature 690
~ 700 DEG C, casting rate 5t/h is controlled, confirms crystalline state by Metallographic Analysis；
Step 5: carrying out induction heating, in the promotion for carrying out temperature into before rolling, temperature is improved 30 ~ 40 DEG C, realizes temperature
Degree by 490-510 DEG C is changed into 520 ~ 540 DEG C, then into rolling at 520-540 DEG C；
Step 6: cooling rapidly, a total of 5 part of cooling segment is cooled down, by adjusting each area distribution, by aluminium bar
60 ~ 90 DEG C are cooled to, each area distribution is as shown in table 3:
3 cooling water distribution table of table
| Region | 1st area | 2nd area | 3rd area | 4th area | 5th area |
| Hydraulic pressure/Mpa | 100 | 200 | 100 | 50 | 0 |
Step 7: take-up, take-up mode can carry out take-up using solid matter winding method.
Due to the above technical solutions, the present invention has the following advantages over the prior art:
High hardness aluminium alloy lead wire of the present invention, containing the rare earth element that is made of lanthanum, cerium and scandium in specified model in formula
The synergistic effect for enclosing interior iron and rare earth, can be improved ductility, the optimization aluminium liquid component of rod of metal alloy, and refinement crystal grain removes slag, increases
Add corrosion resistance, removes gas and objectionable impurities in aluminium alloy, the formation of crack of aluminium alloy is reduced, to improve aluminium alloy
Intensity improves processing performance, moreover it is possible to improve the heat resistance, plasticity and malleability of aluminium alloy, improve hardness, increases intensity and tough
Property；Secondly, the lanthanum, cerium and scandium are mixed to form the rare earth element according to 14:6:1 weight ratio and boron acts synergistically, make
The mobility that product improves aluminium in casting process is obtained, reduces the adverse effect of other elements in aluminium, nuclear particle is formed, thus shape
At non-spontaneous forming core, play the role of refining crystal grain, macrograin degree can achieve 5-6 grades.The boron element of addition is certain
In range and above-mentioned aluminium can be reasonably combined, reduces resistivity 6 ~ 10%；Again, titanium elements: due to having in aluminum substrate there are above-mentioned
After beneficial element, titanium elements are added, can be played a significant role in metal grain tissue, titanium elements are controlled of the invention
In range, macrograin degree reaches 6-8 grades.
Specific embodiment
The present invention will be further described below with reference to examples:
Embodiment: a kind of high hardness aluminium alloy lead wire, the high hardness aluminium alloy lead wire are grouped by the group of following parts by weight
At:
100 parts of aluminium,
0.06 part of silicon,
1.2 parts of iron,
0.22 part of copper,
0.09 part of rare earth element,
0.025 part of boron,
0.018 part of titanium；
The manufacturing process of above-mentioned high hardness aluminium alloy lead wire is as follows:
Step 1: heating is allowed to melt and keep the temperature at 750-780 DEG C by 100 parts of investment smelting furnaces of aluminium ingot, silicon is added
0.06 part, 1.2 parts of iron, 0.22 part of copper, 0.09 part of rare earth element, 0.025 part of boron, 0.018 part of titanium are stirred well to uniformly, stir
>=30min is mixed the time, heat preservation 45min is stood；
Step 2: refining agent is added in step 1 alloy melt, and refined using high pure nitrogen, nitrogen refining temperature
750-780 DEG C, refining time 45min, then keep the temperature；
It comes out of the stove Step 3: the molten aluminum of step 2 is toppled over, degasification is carried out using online off gas system, in order to control molten aluminum
Interior pernicious gas, is handled using off gas system, and is detected using hydrogen meter, and index request is as follows:
2 degasification of table requirement
| Before online degasification /≤ | After online degasification /≤ |
| 0.300 ml/100g | 0.150ml/100g |
Step 4: casting obtains aluminium alloy cast ingot, casting and forming, casting process controls 690 ~ 700 DEG C of cast temperature, control
Casting rate 5t/h.
Step 5: carrying out induction heating, temperature is raised at 520-540 DEG C and is rolled.In order to control aluminium alloy rod
Indices, rolling must carry out at a certain temperature, can be 490- in the promotion i.e. original temperature for carrying out temperature into before rolling
510, after temperature improves 30-40 DEG C, temperature becomes 520-540 DEG C, using heating device, temperature can be improved 30-40 DEG C, only
Into rolling at 520-540 DEG C, could with the combination of this ingredient so that aluminium alloy rod reaches requirement.
Step 6: cooling rapidly, a total of 5 part of cooling segment is cooled down, by adjusting each area distribution, by aluminium bar
60 ~ 90 DEG C are cooled to, each area distribution is as follows:
3 cooling water distribution table of table
| Region | 1st area | 2nd area | 3rd area | 4th area | 5th area |
| Hydraulic pressure/Mpa | 100 | 200 | 100 | 50 | 0 |
Step its, take-up, take-up mode can using solid matter winding method carry out take-up.
When using above-mentioned high hardness aluminium alloy lead wire, referring in formula containing the rare earth element being made of lanthanum, cerium and scandium
The synergistic effect for determining iron and rare earth in range, can be improved ductility, the optimization aluminium liquid component of rod of metal alloy, and refinement crystal grain is gone
Slag increases corrosion resistance.The gas and objectionable impurities in aluminium alloy are removed, the formation of crack of aluminium alloy is reduced, to improve aluminium
The intensity of alloy improves processing performance, moreover it is possible to improve the heat resistance, plasticity and malleability of aluminium alloy, improve hardness, increases by force
Degree and toughness；Secondly, the lanthanum, cerium and scandium, which are mixed to form the rare earth element according to 14:6:1 weight ratio, cooperates with work with boron
With, so that product improves the mobility of aluminium in casting process, reduce the adverse effect of other elements in aluminium, form nuclear particle,
To form non-spontaneous forming core, play the role of refining crystal grain, macrograin degree can achieve 5 ~ 6 grades.The boron element of addition
In a certain range can be reasonably combined with above-mentioned aluminium, reduce resistivity 6 ~ 10%；Again, titanium elements: due to existing in aluminum substrate
After above-mentioned beneficial element, titanium elements are added, can be played a significant role in metal grain tissue, by titanium elements control at this
In the range of invention, macrograin degree reaches 6 ~ 8 grades.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar cans understand the content of the present invention and implement it accordingly, and it is not intended to limit the scope of the present invention.It is all according to the present invention
Equivalent change or modification made by Spirit Essence, should be covered by the protection scope of the present invention.
Claims (1)
1. a kind of high hardness aluminium alloy lead wire, it is characterised in that: the high hardness aluminium alloy lead wire by following parts by weight component
Composition:
100 parts of aluminium,
0.06 part of silicon,
1.2 parts of iron,
0.22 part of copper,
0.09 part of rare earth element,
0.025 part of boron,
0.018 part of titanium；
The high hardness aluminium alloy lead wire is obtained by following technique, this technique the following steps are included:
Step 1: heating is allowed to melt and keep the temperature at 750-780 DEG C by 100 parts of investment smelting furnaces of aluminium ingot, silicon 0.06 is added
Part, 1.2 parts of iron, 0.22 part of copper, 0.09 part of rare earth element, 0.025 part of boron, 0.018 part of titanium are stirred well to uniformly, when stirring
Between >=30min, heat preservation is stood, alloy melt is obtained；
Step 2: refining agent is added in step 1 alloy melt, and refined using high pure nitrogen, nitrogen refining temperature 750 ~
780 DEG C, then keep the temperature acquisition aluminum alloy melt；
It comes out of the stove Step 3: the aluminum alloy melt of step 2 is toppled over, degasification is carried out using online off gas system, in order to control molten aluminum
Interior pernicious gas；
Step 4: aluminum alloy melt of the casting Jing Guo step 3 obtains aluminium alloy cast ingot, casting process controls cast temperature 690 ~ 700
DEG C, casting rate 5t/h is controlled, confirms crystalline state by Metallographic Analysis；
Step 5: carry out induction heating, into before rolling carry out temperature promotion, by temperature improve 30 ~ 40 DEG C, realize temperature by
490-510 DEG C is changed into 520 ~ 540 DEG C, then into rolling at 520-540 DEG C；
Step 6: cooling rapidly, a total of 5 part of cooling segment is cooled down, and by adjusting each area distribution, aluminium bar is cooled down
To 60 ~ 90 DEG C, each area distribution is as shown in the table:
Cooling water distribution table
Step 7: take-up, take-up mode carries out take-up using solid matter winding method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710083834.7A CN107201465B (en) | 2015-05-13 | 2015-05-13 | High hardness aluminium alloy lead wire |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710083834.7A CN107201465B (en) | 2015-05-13 | 2015-05-13 | High hardness aluminium alloy lead wire |
| CN201510241012.8A CN104805335B (en) | 2015-05-13 | 2015-05-13 | Low-resistivity aluminium alloy rod |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510241012.8A Division CN104805335B (en) | 2015-05-13 | 2015-05-13 | Low-resistivity aluminium alloy rod |
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| CN107201465A CN107201465A (en) | 2017-09-26 |
| CN107201465B true CN107201465B (en) | 2019-02-26 |
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| CN201710083773.4A Active CN106939384B (en) | 2015-05-13 | 2015-05-13 | High-tensile aluminium alloy rod |
| CN201510241012.8A Active CN104805335B (en) | 2015-05-13 | 2015-05-13 | Low-resistivity aluminium alloy rod |
| CN201710264334.3A Pending CN107254607A (en) | 2015-05-13 | 2015-05-13 | Alloy with High Conductivity wire rod |
| CN201710083834.7A Active CN107201465B (en) | 2015-05-13 | 2015-05-13 | High hardness aluminium alloy lead wire |
| CN201710083841.7A Active CN107058810B (en) | 2015-05-13 | 2015-05-13 | Corrosion-resistant low-resistivity aluminium bar |
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| CN201510241012.8A Active CN104805335B (en) | 2015-05-13 | 2015-05-13 | Low-resistivity aluminium alloy rod |
| CN201710264334.3A Pending CN107254607A (en) | 2015-05-13 | 2015-05-13 | Alloy with High Conductivity wire rod |
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| CN105671370A (en) * | 2015-11-30 | 2016-06-15 | 合肥市科亿铝业有限公司 | Rare earth aluminum alloy rod for high-speed railway |
| CN108374110A (en) * | 2018-03-26 | 2018-08-07 | 山东元旺电工科技有限公司 | A kind of round aluminum rod and its production technology |
| CN108543828A (en) * | 2018-05-10 | 2018-09-18 | 安徽润藤电缆材料科技有限公司 | A kind of preparation method of aluminium bar |
| CN110846543B (en) * | 2018-08-21 | 2022-05-31 | 国网辽宁省电力有限公司沈阳供电公司 | Heat-resistant alloy monofilament and preparation method thereof |
| CN109338173A (en) * | 2018-12-24 | 2019-02-15 | 国网冀北电力有限公司物资分公司 | Corrosion-resistant pure aluminum material and preparation method thereof |
| CN118127385B (en) * | 2024-05-07 | 2024-07-19 | 内蒙古工业大学 | Rare earth aluminum alloy material and preparation method and application thereof |
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| CN106939384B (en) | 2018-06-29 |
| CN104805335A (en) | 2015-07-29 |
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| CN107201465A (en) | 2017-09-26 |
| CN107254607A (en) | 2017-10-17 |
| CN106939384A (en) | 2017-07-11 |
| CN107058810A (en) | 2017-08-18 |
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