CN110052619A - A kind of preparation method of ball-type CuFe alloy powder - Google Patents

A kind of preparation method of ball-type CuFe alloy powder Download PDF

Info

Publication number
CN110052619A
CN110052619A CN201910359280.8A CN201910359280A CN110052619A CN 110052619 A CN110052619 A CN 110052619A CN 201910359280 A CN201910359280 A CN 201910359280A CN 110052619 A CN110052619 A CN 110052619A
Authority
CN
China
Prior art keywords
ball
alloy powder
preparation
alloy
cufe
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910359280.8A
Other languages
Chinese (zh)
Inventor
郭创立
周斌
杨红艳
王群
孙君鹏
田东松
山瑛
张毓
梁建斌
王文斌
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xi'an Sri Advanced Copper Alloy Technology Co Ltd
Original Assignee
Xi'an Sri Advanced Copper Alloy Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Xi'an Sri Advanced Copper Alloy Technology Co Ltd filed Critical Xi'an Sri Advanced Copper Alloy Technology Co Ltd
Priority to CN201910359280.8A priority Critical patent/CN110052619A/en
Publication of CN110052619A publication Critical patent/CN110052619A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00Making metallic powder or suspensions thereof
    • B22F9/02Making metallic powder or suspensions thereof using physical processes
    • B22F9/06Making metallic powder or suspensions thereof using physical processes starting from liquid material
    • B22F9/08Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
    • B22F9/082Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00Making metallic powder or suspensions thereof
    • B22F9/02Making metallic powder or suspensions thereof using physical processes
    • B22F9/06Making metallic powder or suspensions thereof using physical processes starting from liquid material
    • B22F9/08Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
    • B22F9/082Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
    • B22F2009/0848Melting process before atomisation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00Making metallic powder or suspensions thereof
    • B22F9/02Making metallic powder or suspensions thereof using physical processes
    • B22F9/06Making metallic powder or suspensions thereof using physical processes starting from liquid material
    • B22F9/08Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
    • B22F9/082Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
    • B22F2009/086Cooling after atomisation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00Making metallic powder or suspensions thereof
    • B22F9/02Making metallic powder or suspensions thereof using physical processes
    • B22F9/06Making metallic powder or suspensions thereof using physical processes starting from liquid material
    • B22F9/08Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
    • B22F9/082Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
    • B22F2009/088Fluid nozzles, e.g. angle, distance
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00Making metallic powder or suspensions thereof
    • B22F9/02Making metallic powder or suspensions thereof using physical processes
    • B22F9/06Making metallic powder or suspensions thereof using physical processes starting from liquid material
    • B22F9/08Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
    • B22F9/082Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
    • B22F2009/0888Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid casting construction of the melt process, apparatus, intermediate reservoir, e.g. tundish, devices for temperature control

Abstract

The invention discloses a kind of preparation methods of ball-type CuFe alloy powder, belong to non-ferrous alloy technical field.It specifically includes that ingredient, shove charge, vacuumizes, melting, atomization, receives powder;Phenomena such as iron phase is mainly graininess, and disperse is uniformly distributed in Copper substrate, segregation-free;CuFe alloy powder pattern prepared by the present invention is spherical in shape, and Powder gas content is low, Fe phase is uniformly distributed in Cu particle collective in powder, and the powder metallurgy product of all kinds of cupric ferrous components can be prepared using the CuFe alloy powder.

Description

A kind of preparation method of ball-type CuFe alloy powder
Technical field
The invention belongs to non-ferrous alloy technical fields, and in particular to a kind of preparation side of ball-type CuFe alloy powder Method.
Background technique
In sintered metal product, copper powder and iron powder are the maximum two kinds of powder of dosage, the system of prior powder metallurgy product Standby is to be used in mixed way copper powder, iron powder, and the two mixing is uneven and the two fusion temperature difference is larger, and sintering temperature is difficult to really The features such as determining, the quality and performance for leading to manufactured goods are by serious influence;The production method of another copper iron compound powder is Using diffusion method, copper powder and iron powder are mixed in a certain ratio uniformly, certain temperature is then heated to, copper powder is made to be coated on iron powder Particle surface, due to this method be it is a kind of in a manner of physics copper clad on ferrous powder granules surface, there is also much not Foot place.
Summary of the invention
In view of the above problems, the present invention provides that a kind of pattern is spherical in shape, the low ball-type CuFe of Powder gas content Alloy powder preparation method.
The technical scheme is that a kind of preparation method of ball-type CuFe alloy powder, specifically includes the following steps:
Step 1: ingredient
Electrolytic copper plate is taken according to proportion and CuFe master alloy is raw material, for use;
Step 2: shove charge
The good alloy material of said ratio is fitted into the crucible in vacuum induction melting furnace, bell is closed, closes vent valve, Clear up observation window;
Step 3: it vacuumizes
Mechanical pump is opened, low vacuum flapper valve is opened and vacuumizes, when vacuum pressure p≤0.08MPa in furnace, opens Roots Pump;
Step 4: melting
When vacuum pressure is extracted into p≤4Pa in furnace, heat temperature raising, power rises to 20KW-30KW, keeps the temperature 5min-10min, Power rises to 40KW-50KW, keeps the temperature 5min-10min, and heating power rises to 60KW-70KW, keeps, above and below raw material in crucible After reaching uniformly, power is dropped to 20KW hereinafter, opening argon filling air valve, and the argon that concentration is 99.999% is slowly filled with into furnace body Gas when furnace pressure rises to 0.08Mpa, closes argon-filling valve, and power per liter to 70KW ± 5KW refines 1min-2min;
Step 5: atomization
The aluminium alloy of above-mentioned fusing is poured into bottom pour ladle, during aluminium alloy is by outflow of leting slip a remark, by compressed gas It is sprayed, aluminium alloy is dispersed into fine drop, cooled and solidified during landing;
Step 6: powder is collected.
Further, the percentage composition of Fe element is 5-30% in required CuFe master alloy finished product in the step 1, full Foot prepares the requirement of the ball-type CuFe alloy powder of different Fe constituent contents.
Further, crucible described in the step 2 is nickel crucible, and the alkali resistance and corrosion resistance of nickel are all relatively strong, therefore nickel Crucible is usually used in smelting ferroalloy.
Further, the injection of compressed gas is carried out by high pressure nozzle in the step 5, and high pressure nozzle Spray angle is sprayed away from horizontal plane 48-70 degree by adjusting high pressure nozzle and horizontal plane to exist there are spray angle and compressed gas It emanates pressure, facilitates the particle size of control aluminium alloy droplet, guarantee uniform particle diameter.
Further, the pressure of compressed gas is 0.5-10MPa, the mistake that aluminium alloy passes through outflow of leting slip a remark in the step 5 Cheng Zhong, flow velocity 4-20L/min, pressure and alloy flow velocity by controlling compressed gas facilitate control in a certain range The particle size of aluminium alloy droplet.
Further, in the step 5 compressed gas be argon gas and helium mixed gas, pass through inert gas pair Alloy liquid droplet is sprayed, and be can be avoided to react with aluminium alloy and is generated impurity, influences to prepare ball-type CuFe alloy powder Purity.
Further, aluminium alloy is dispersed into after fine drop when being cooled down in the step 5, can also be in cooler It carries out, specific cooling technique are as follows: droplet after dispersion is fallen directly into cooler, is passed through during landing into cooler The cooling gas that flow velocity is 8-28L/min is cooling, after falling into cooler, then coolant liquid cooling is added into cooler, temperature is cold But it to 50 DEG C hereinafter, then separate alloy powder with coolant liquid, is dried, by dual-cooled mode, accelerates cold But speed.
Further, the ingredient of the coolant liquid is salt water, oil;Good cooling results, it is non-corrosive to alloy material.
The beneficial effects of the present invention are: the present invention provides a kind of preparation method of ball-type CuFe alloy powder, with existing skill Art is compared, and prepares crucible nickel crucible used in ball-type CuFe alloy powder, the alkali resistance and corrosion resistance of nickel are all relatively strong, therefore nickel earthenware Crucible is usually used in smelting ferroalloy;By adjusting high pressure nozzle and horizontal plane, there are spray angles and compressed gas there is injection gas Pressure facilitates the particle size of control aluminium alloy droplet, guarantees uniform particle diameter;It is passed through during landing into cooler The cooling gas that flow velocity is 8-28L/min is cooling, after falling into cooler, then coolant liquid cooling is added into cooler, temperature is cold But it to 50 DEG C hereinafter, then separate alloy powder with coolant liquid, is dried, by dual-cooled mode, accelerates cold But speed;Phenomena such as iron phase is mainly graininess, and disperse is uniformly distributed in Copper substrate, segregation-free;Present invention preparation CuFe alloy powder pattern it is spherical in shape, Powder gas content is low, Fe phase is uniformly distributed in Cu particle collective in powder, uses The CuFe alloy powder can prepare the powder metallurgy product of all kinds of cupric ferrous components.
Detailed description of the invention
Fig. 1 be ball-type CuFe alloy powder pattern and X100 metallographic structure schematic diagram of the invention;
Fig. 2 be ball-type CuFe alloy powder pattern and X500 metallographic structure schematic diagram of the invention;
Fig. 3 be ball-type CuFe alloy powder section metallographic microscope of the invention;
Fig. 4 is the broad flow diagram of ball-type CuFe alloy powder preparation process of the invention.
Specific embodiment
Technical solution of the present invention is further discussed in detail with reference to embodiments, but protection scope of the present invention It is not limited thereto.
Embodiment 1
A kind of preparation method of ball-type CuFe alloy powder, specifically includes the following steps:
Step 1: ingredient
Taking the CuFe master alloy that the percentage composition of electrolytic copper plate and Fe element is 5% according to proportion is raw material, for use;
Step 2: shove charge
The good alloy material of said ratio is fitted into the nickel crucible in vacuum induction melting furnace, bell is closed, closes and deflates Valve clears up observation window;
Step 3: it vacuumizes
Mechanical pump is opened, low vacuum flapper valve is opened and vacuumizes, when vacuum pressure p=0.06MPa in furnace, opens Roots Pump;
Step 4: melting
When vacuum pressure is extracted into p=2Pa in furnace, heat temperature raising, power rises to 20KW, keeps the temperature 5min, and power rises to 40KW keeps the temperature 5min, and heating power rises to 60KW, keeps, after raw material in crucible reaches uniformly up and down, drop power to 15KW, Argon filling air valve is opened, the argon gas that concentration is 99.999% is slowly filled with into furnace body, when furnace pressure rises to 0.08Mpa, is closed Argon-filling valve, power per liter to 65KW refine 1min;
Step 5: atomization
The aluminium alloy of above-mentioned fusing is poured into bottom pour ladle, during aluminium alloy is by outflow of leting slip a remark, is through excess pressure The argon gas of 0.5MPa and the mixed compressed gas of helium are sprayed, and aluminium alloy is dispersed into tiny liquid by flow velocity 4L/min Drop, cooled and solidified during landing;
Step 6: powder is collected.
Embodiment 2
A kind of preparation method of ball-type CuFe alloy powder, specifically includes the following steps:
Step 1: ingredient
Taking the CuFe master alloy that the percentage composition of electrolytic copper plate and Fe element is 20% according to proportion is raw material, for use;
Step 2: shove charge
The good alloy material of said ratio is fitted into the nickel crucible in vacuum induction melting furnace, bell is closed, closes and deflates Valve clears up observation window;
Step 3: it vacuumizes
Mechanical pump is opened, low vacuum flapper valve is opened and vacuumizes, when vacuum pressure p=0.07MPa in furnace, opens Roots Pump;
Step 4: melting
When vacuum pressure is extracted into p=3Pa in furnace, heat temperature raising, power rises to 25KW, keeps the temperature 8min, and power rises to 45KW keeps the temperature 8min, and heating power rises to 65KW, keeps, after raw material in crucible reaches uniformly up and down, drop power to 19KW, Argon filling air valve is opened, the argon gas that concentration is 99.999% is slowly filled with into furnace body, when furnace pressure rises to 0.08Mpa, is closed Argon-filling valve, power per liter to 70KW refine 1.5min;
Step 5: atomization
The aluminium alloy of above-mentioned fusing is poured into bottom pour ladle, during aluminium alloy is by outflow of leting slip a remark, is through excess pressure The argon gas of 6MPa and the mixed compressed gas of helium are sprayed, and aluminium alloy is dispersed into tiny liquid by flow velocity 13L/min Drop, cooled and solidified during landing;
Step 6: powder is collected.
Embodiment 3
A kind of preparation method of ball-type CuFe alloy powder, specifically includes the following steps:
Step 1: ingredient
Taking the CuFe master alloy that the percentage composition of electrolytic copper plate and Fe element is 30% according to proportion is raw material, for use;
Step 2: shove charge
The good alloy material of said ratio is fitted into the nickel crucible in vacuum induction melting furnace, bell is closed, closes and deflates Valve clears up observation window;
Step 3: it vacuumizes
Mechanical pump is opened, low vacuum flapper valve is opened and vacuumizes, when vacuum pressure p=0.08MPa in furnace, opens Roots Pump;
Step 4: melting
When vacuum pressure is extracted into p=4Pa in furnace, heat temperature raising, power rises to 30KW, keeps the temperature 10min, and power rises to 50KW keeps the temperature 10min, and heating power rises to 70KW, keeps, after raw material in crucible reaches uniformly up and down, drop power to 20KW, Argon filling air valve is opened, the argon gas that concentration is 99.999% is slowly filled with into furnace body, when furnace pressure rises to 0.08Mpa, is closed Argon-filling valve, power per liter to 75KW refine 2min;
Step 5: atomization
The aluminium alloy of above-mentioned fusing is poured into bottom pour ladle, during aluminium alloy is by outflow of leting slip a remark, is through excess pressure The argon gas of 10MPa and the mixed compressed gas of helium are sprayed, and aluminium alloy is dispersed into tiny liquid by flow velocity 20L/min Drop, cooled and solidified during landing;
Step 6: powder is collected.
Embodiment 4
The present embodiment is substantially the same manner as Example 2, the difference is that, the injection of compressed gas is to pass through height in step 5 Nozzle is pressed to carry out, and the spray angle of high pressure nozzle is sprayed away from 55 degree of horizontal plane by adjusting high pressure nozzle and horizontal plane to exist There is injection air pressure in angle and compressed gas, facilitate the particle size of control aluminium alloy droplet, guarantee uniform particle diameter.
Embodiment 5
The present embodiment is substantially the same manner as Example 4, the difference is that, after aluminium alloy is dispersed into fine drop in step 5 When being cooled down, it can also be carried out in cooler, specific cooling technique are as follows: droplet after dispersion is fallen directly into cooler, It is cooling that the cooling gas that flow velocity is 16L/min is passed through during landing into cooler, after falling into cooler, then to cooler Middle addition coolant liquid is cooling, and temperature is cooled to 50 DEG C, then separates alloy powder with coolant liquid, be dried, pass through Dual-cooled mode accelerates cooling velocity.
Embodiment 6
The present embodiment is substantially the same manner as Example 5, the difference is that, the ingredient of above-mentioned coolant liquid is salt water, oil;It is cooling Effect is good, non-corrosive to alloy material.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations;Although Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used To modify to technical solution documented by previous embodiment or equivalent replacement of some of the technical features;And These are modified or replaceed, the spirit and model of technical solution of the embodiment of the present invention that it does not separate the essence of the corresponding technical solution It encloses.

Claims (7)

1. a kind of preparation method of ball-type CuFe alloy powder, which is characterized in that specifically includes the following steps:
Step 1: ingredient
Electrolytic copper plate is taken according to proportion and CuFe master alloy is raw material, for use;
Step 2: shove charge
The good alloy material of said ratio is fitted into the crucible in vacuum induction melting furnace, bell is closed, closes vent valve, cleaning Observation window;
Step 3: it vacuumizes
Mechanical pump is opened, low vacuum flapper valve is opened and vacuumizes, when vacuum pressure p≤0.08MPa in furnace, opens lobe pump;
Step 4: melting
When vacuum pressure is extracted into p≤4Pa in furnace, heat temperature raising, power rises to 20KW-30KW, keeps the temperature 5min-10min, power 40KW-50KW is risen to, 5min-10min is kept the temperature, heating power rises to 60KW-70KW, keeps, and reaches up and down to raw material in crucible After uniformly, power is dropped to 20KW hereinafter, opening argon filling air valve, and the argon gas that concentration is 99.999%, furnace are slowly filled with into furnace body When interior pressure rises to 0.08Mpa, argon-filling valve is closed, power per liter to 70KW ± 5KW refines 1min-2min;
Step 5: atomization
The aluminium alloy of above-mentioned fusing is poured into bottom pour ladle, during aluminium alloy is by outflow of leting slip a remark, is carried out by compressed gas Injection, is dispersed into fine drop for aluminium alloy, cooled and solidified during landing;
Step 6: powder is collected.
2. a kind of preparation method of ball-type CuFe alloy powder according to claim 1, which is characterized in that the step 1 In in required CuFe master alloy finished product the percentage composition of Fe element be 5-30%.
3. a kind of preparation method of ball-type CuFe alloy powder according to claim 1, which is characterized in that the step 2 The crucible is nickel crucible.
4. a kind of preparation method of ball-type CuFe alloy powder according to claim 1, which is characterized in that the step 5 The injection of middle compressed gas is to be carried out by high pressure nozzle, and the spray angle of high pressure nozzle is away from horizontal plane 48-70 degree.
5. a kind of preparation method of ball-type CuFe alloy powder according to claim 4, which is characterized in that the step 5 The pressure of middle compressed gas is 0.5-10MPa, during aluminium alloy is by outflow of leting slip a remark, flow velocity 4-20L/min.
6. a kind of preparation method of ball-type CuFe alloy powder according to claim 4, which is characterized in that the step 5 Middle compressed gas is the mixed gas of argon gas and helium.
7. a kind of preparation method of ball-type CuFe alloy powder according to claim 1, which is characterized in that the step 5 Middle aluminium alloy is dispersed into after fine drop when being cooled down, and can also be carried out in cooler, specific cooling technique are as follows: after dispersion Droplet falls directly into cooler, and it is cold to be passed through the cooling gas that flow velocity is 8-28L/min into cooler during landing But, after falling into cooler, then coolant liquid cooling is added into cooler, temperature is cooled to 50 DEG C hereinafter, then by alloy powder It separates, is dried with coolant liquid.
CN201910359280.8A 2019-04-30 2019-04-30 A kind of preparation method of ball-type CuFe alloy powder Pending CN110052619A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910359280.8A CN110052619A (en) 2019-04-30 2019-04-30 A kind of preparation method of ball-type CuFe alloy powder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910359280.8A CN110052619A (en) 2019-04-30 2019-04-30 A kind of preparation method of ball-type CuFe alloy powder

Publications (1)

Publication Number Publication Date
CN110052619A true CN110052619A (en) 2019-07-26

Family

ID=67321745

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910359280.8A Pending CN110052619A (en) 2019-04-30 2019-04-30 A kind of preparation method of ball-type CuFe alloy powder

Country Status (1)

Country Link
CN (1) CN110052619A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111621664A (en) * 2020-06-04 2020-09-04 西安斯瑞先进铜合金科技有限公司 Method for preparing copper-iron alloy by spark plasma sintering
CN112387978A (en) * 2020-10-21 2021-02-23 西安斯瑞先进铜合金科技有限公司 Preparation method of CuFe alloy powder for brake pad

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102554216A (en) * 2012-02-07 2012-07-11 建德市易通金属粉材有限公司 Water atomization ferrum-copper alloy powder and manufacturing method
CN103128290A (en) * 2011-11-25 2013-06-05 北京有色金属研究总院 Method of preparing 2024 aluminum alloy powder by using gas atomization method
CN106180737A (en) * 2016-07-07 2016-12-07 四川朗峰电子材料有限公司 A kind of method preparing submicron metal
CN109226777A (en) * 2018-11-20 2019-01-18 泸溪县群祥新材料有限责任公司 2219 aluminium-based alloyed powders of one kind and its production method
CN109371270A (en) * 2018-11-07 2019-02-22 西安斯瑞先进铜合金科技有限公司 A kind of preparation method using vacuum induction melting CuFe master alloy material
CN109457167A (en) * 2018-11-07 2019-03-12 西安斯瑞先进铜合金科技有限公司 Using the preparation method of the CuFe alloy material of vacuum induction melting difference Fe content

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103128290A (en) * 2011-11-25 2013-06-05 北京有色金属研究总院 Method of preparing 2024 aluminum alloy powder by using gas atomization method
CN102554216A (en) * 2012-02-07 2012-07-11 建德市易通金属粉材有限公司 Water atomization ferrum-copper alloy powder and manufacturing method
CN106180737A (en) * 2016-07-07 2016-12-07 四川朗峰电子材料有限公司 A kind of method preparing submicron metal
CN109371270A (en) * 2018-11-07 2019-02-22 西安斯瑞先进铜合金科技有限公司 A kind of preparation method using vacuum induction melting CuFe master alloy material
CN109457167A (en) * 2018-11-07 2019-03-12 西安斯瑞先进铜合金科技有限公司 Using the preparation method of the CuFe alloy material of vacuum induction melting difference Fe content
CN109226777A (en) * 2018-11-20 2019-01-18 泸溪县群祥新材料有限责任公司 2219 aluminium-based alloyed powders of one kind and its production method

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
湘潭钢铁厂钢铁研究所: "《钢铁工业化学分析》", 31 January 1972, 湘潭钢铁厂钢铁研究所 *
蒋阳等: "《粉体工程》", 31 December 2005, 合肥:合肥工业大学出版社 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111621664A (en) * 2020-06-04 2020-09-04 西安斯瑞先进铜合金科技有限公司 Method for preparing copper-iron alloy by spark plasma sintering
CN112387978A (en) * 2020-10-21 2021-02-23 西安斯瑞先进铜合金科技有限公司 Preparation method of CuFe alloy powder for brake pad

Similar Documents

Publication Publication Date Title
CN105537582B (en) It is a kind of for 316L powder of stainless steel of 3D printing technique and preparation method thereof
CN103898351B (en) A kind of high-efficiency and continuous castmethod of controlled architecture closed-cell foam aluminium ingot
JP4521714B2 (en) Method for producing materials reinforced with nanoparticles
CN104227007B (en) The method of aluminium powder and Al alloy powder is prepared in a kind of water atomization
CN110052619A (en) A kind of preparation method of ball-type CuFe alloy powder
CN106925783B (en) A kind of metal 3D printing device and method
CN108950257A (en) A method of improving reinforced phase distributing homogeneity in siluer metal oxide contact material
CN108500279B (en) Cold bed smelting type gas atomization powder preparation method and device
CN101280376A (en) High-wear-resistant zinc-aluminum alloy and preparation thereof
WO2021035775A1 (en) Method for preparing aluminum-based composite material
CN110814305B (en) Cu-Fe composite material double-melt mixed casting equipment and process
CN110229971B (en) Preparation method of novel Cu-nano WC composite material
CN105648263B (en) A kind of high strength easy processing Cu-base composites and preparation method thereof
CN102161098A (en) Method for preparing low-oxygen content superfine pre-alloyed powder through ultrahigh pressure water and gas combined atomization
CN104878342A (en) Method and device for preparing tungsten powder reinforced aluminum matrix composite
CN106191547A (en) A kind of alumal and powder metallurgy forming method thereof
CN109746403B (en) Continuous casting method for preparing metal matrix composite blank
CN109351946A (en) A kind of vacuum electromagnetic stirring suction casting system of composite material
CN107671299A (en) A kind of method that vacuum aerosolization prepares Cu Cr alloy powders
CN111519078A (en) High-nickel eutectic high-entropy alloy powder for additive manufacturing and preparation method thereof
CN106636933A (en) Method for preparing multi-phase reinforced ferrite alloy
CN107620004A (en) A kind of method for preparing powder metallurgy of Fe Mn Al series alloys
CN103805821A (en) Super-strength high-toughness magnesium alloy material and preparation method thereof
CN101876043A (en) Homogenization heat treatment method suitable for spray forming of 7000 series aluminum alloys
CN110640155A (en) Method for improving sphericity of metal powder prepared by gas atomization method

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination