CN104117669A - Low-fire-point alloy powder and manufacturing method thereof - Google Patents

Low-fire-point alloy powder and manufacturing method thereof Download PDF

Info

Publication number
CN104117669A
CN104117669A CN201410322930.9A CN201410322930A CN104117669A CN 104117669 A CN104117669 A CN 104117669A CN 201410322930 A CN201410322930 A CN 201410322930A CN 104117669 A CN104117669 A CN 104117669A
Authority
CN
China
Prior art keywords
alloy powder
low
fire
alloy
point alloy
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
CN201410322930.9A
Other languages
Chinese (zh)
Inventor
闫志杰
何杰
胡勇
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.)
Taiyuan University of Science and Technology
Original Assignee
Taiyuan University of Science and Technology
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 Taiyuan University of Science and Technology filed Critical Taiyuan University of Science and Technology
Priority to CN201410322930.9A priority Critical patent/CN104117669A/en
Publication of CN104117669A publication Critical patent/CN104117669A/en
Pending legal-status Critical Current

Links

Abstract

The invention relates to a manufacturing method of a series of alloy materials, in particular to low-fire-point alloy powder and a manufacturing method of the low-fire-point alloy powder. It is shown that the alloy powder is completely amorphous through x-ray diffraction. The alloy powder generates reaction of combustion in air easily, and flame of an ordinary lighter can ignite the alloy powder. Compared with active pure metal such as alkali metal, magnesium, aluminum, titanium and zirconium, the low-fire-point alloy powder has the advantages that the low-fire-point alloy powder manufactured through the manufacturing method is amorphous, has good corrosion resistance and oxidation resistance, can be safely stored in air of normal temperature and normal pressure, does not need to be stored in protection media, and is convenient to store and safe in transportation.

Description

Low ignition point alloy powder and preparation method thereof
Technical field
The present invention relates to the preparation method of a series of alloy materials, especially low ignition point alloy powder and preparation method thereof.
Background technology
Burning is a kind of our familiar chemical reaction form.The burning-point of metal is generally all very high, is difficult to occur combustion reaction in air.The burning-point of the alkali metal (as potassium, sodium etc.) of some low melting point is low, can be at combustion synthesis in air.In addition, some active simple metal powder (titanium valve, zirconium powder, aluminium powder, magnesium powder etc.) burning discharges a large amount of heat energy, is widely used at aspects such as high-energy solid propellant, high explosive and priming systems as metal incendiary composition.But these metal powder burning-points are higher, surface is easy to oxidation and causes activity significantly to reduce.The relative good in oxidation resistance of alloy surface, and may possess hydrogen storage capacity, in combustion process, can discharge more energy.In addition, need the metal material that easily ignites and intensity is very high in some priming system, these are all that simple metal material is inefficient.Therefore, low ignition point alloy has more development and application potential.Up to the present, at home and abroad there is no the report that closes the low ignition point alloy that can burn in air.
Summary of the invention
Technical problem to be solved by this invention is: how to provide a kind of can be at low ignition point alloy powder of combustion synthesis in air and preparation method thereof.
Of the present inventionly with regard to technical scheme be: this alloy powder composition expression formula is: Zr a(AlTi) btM c(40≤a≤70,5≤b≤20,10≤c≤30, a+b+c=100), Zr a(Nb, Pd) bal ctM d(40≤a≤60,1≤b≤10,5≤c≤15,15≤d≤40, a+b+c+d=100), Ti azr btM c(40≤a≤60,30≤b≤40,20≤c≤40, a+b+c=100), Mg aln bm c(Ln is lanthanide series metal, and M is Ni or Cu or Zn element) (40≤a≤65,3≤b≤10,10≤c≤30, a+b+c=100), Ln aal btM c(40≤a≤70,10≤b≤25,20≤c≤40, a+b+c=100), Cu azr b(Al, Ti) c(40≤a≤60,30≤b≤50,3≤c≤15, a+b+c=100), Fe a(Zr, Nb, Mo) b(Al, Ga) c(P, B, C, Si) d(40≤a≤75,0≤b≤20,0≤c≤15,10≤d≤30, a+b+c+d=100), Ni a(Zr, Hf, Nb) b(Ti, Al) ctM d(40≤a≤60,0≤b≤20,0≤c≤15,10≤a≤40, a+b+c+d=100), Co afe b(Ta, Hf, Nb) c(B, C) done in (40≤a≤60,20≤b≤40,3≤c≤15,15≤d≤35, a+b+c+d=100), wherein a, b, c, d are atomic percentage, and TM is VI～VIII group 4 transition metal.
Low ignition point alloy powder preparation method
Step 1, under argon shield, remelting ingot casting repeatedly;
Step 2, is placed in gases at high pressure spray chamber by alloy cast ingot, is filled with approximately atmospheric high-purity argon after pumping high vacuum, and the ingot casting in crucible is incubated through eddy-current heating remelting;
Step 3, opens gases at high pressure spray chamber, under argon shield, forms the alloy powder that diameter is about 20-50 μ m.
The alloy powder obtaining by above preparation method, turns out to be amorphous state completely through X-ray diffraction.These alloy powders have very low burning-point (approximately 300 DEG C～500 DEG C), the flame of general lighter these alloy powders that can ignite in air.
The invention has the beneficial effects as follows; compared with the active simple metal such as alkali metal, magnesium, aluminium, titanium, zirconium; the low ignition point alloy powder preparing by the present invention is in amorphous state; there is good corrosion resistance, non-oxidizability; just can safety storing in air at normal temperatures and pressures; need in protective medium, not store, it is convenient to store, transportation safety.
Series alloy powder burning-point prepared by the present invention is low, is easy to occur combustion reaction in air, discharges a large amount of energy in combustion process.Therefore, these dusty materials can be served as solid metal fuels, have great application potential in military project and civil area.
Detailed description of the invention
Embodiment 1:
(1) purity is not less than to simple metal Zr, the Al of wt.99.9% and Ni by Zr 60al 15ni 25the component ratio about 100g for preparing burden; Be placed in WS-4 type non-consumable vacuum arc melting furnace, melting atmosphere is that pressure is slightly larger than an atmospheric high-purity argon gas protection, melting electric current 250A-350A, prepares the uniform alloy cast ingot of composition after melt back 4 times (each smelting time is 1min);
(2) alloy cast ingot fragmentation is placed in the crucible of spray chamber, spray chamber is evacuated to 10 -3pa backlash is filled with approximately atmospheric high-purity argon; Ingot casting is incubated 10s after eddy-current heating fusing is to 1300 DEG C subsequently;
(3) pull up subsequently stopper rod, the alloy melt in crucible is slowly flowed out, and open gases at high pressure atomization valve, alloy melt is atomized into tiny drop by gases at high pressure; Tiny drop is about the alloy powder of 50 μ m at the quick cooling lower formation diameter of gas..
The Zr preparing as stated above 60al 15ni 25alloy powder confirms it is amorphous state completely through X-ray diffraction.Alloy powder is easy to occur combustion reaction in air, and the flame of general lighter can ignition alloy powder.
Embodiment 2:
(1) purity is not less than to simple metal Cu, the Zr of wt.99.9% and Ti by Cu 60zr 30ti 10the component ratio about 100g for preparing burden; Be placed in WS-4 type non-consumable vacuum arc melting furnace, melting atmosphere is that pressure is slightly larger than an atmospheric high-purity argon gas protection, melting electric current 250A-350A, prepares the uniform alloy cast ingot of composition after melt back 4 times (each smelting time is 1min);
(2) alloy cast ingot fragmentation is placed in the crucible of spray chamber, spray chamber is evacuated to 10 -3pa backlash is filled with approximately atmospheric high-purity argon; Ingot casting is incubated 10s after eddy-current heating fusing is to 1300 DEG C subsequently;
(3) pull up subsequently stopper rod, the alloy melt in crucible is slowly flowed out, and open gases at high pressure atomization valve, alloy melt is atomized into tiny drop by gases at high pressure; Tiny drop is about the alloy powder of 50 μ m at the quick cooling lower formation diameter of gas.
The Cu preparing as stated above 60zr 30ti 10alloy powder confirms it is amorphous state completely through X-ray diffraction.Alloy powder is easy to occur combustion reaction in air, and the flame of general lighter can ignition alloy powder.
Embodiment 3:
(1) purity is not less than to simple metal Mg, the Y of wt.99.9% and Cu by Mg 65y 10cu 25the about 100g of ingredient composition; Be placed in vacuum intermediate-frequency induction melting furnace, melting atmosphere, for being slightly larger than an atmospheric high-purity argon gas protection, is prepared the uniform alloy cast ingot of composition after insulation 20s after fusing;
(2) alloy cast ingot fragmentation is placed in the crucible of spray chamber, spray chamber is evacuated to 10 -3pa backlash is filled with approximately atmospheric high-purity argon; Ingot casting is incubated 10s after eddy-current heating fusing is to 800 DEG C subsequently;
(3) pull up subsequently stopper rod, the alloy melt in crucible is slowly flowed out, and open gases at high pressure atomization valve, alloy melt is atomized into tiny drop by gases at high pressure; Tiny drop is about the alloy powder of 40 μ m at the quick cooling lower formation diameter of gas.
The Mg preparing as stated above 65y 10cu 25alloy powder confirms it is amorphous state completely through X-ray diffraction.Alloy powder is easy to occur combustion reaction in air, and the flame of general lighter can ignition alloy powder.
Embodiment 4:
(1) purity is not less than to simple metal La, the Al of wt.99.9% and Cu by La 62al 14cu 24the about 100g of ingredient composition; Be placed in WS-4 type non-consumable vacuum arc melting furnace, melting atmosphere is for being slightly larger than an atmospheric high-purity argon gas protection, melting electric current 250A-350A, prepares the uniform alloy cast ingot of composition after melt back 4 times (each smelting time is 1min);
(2) alloy cast ingot fragmentation is placed in the crucible of spray chamber, spray chamber is evacuated to 10 -3pa backlash is filled with approximately atmospheric high-purity argon; Ingot casting is incubated 10s after eddy-current heating fusing is to 900 DEG C subsequently;
(3) pull up subsequently stopper rod, the alloy melt in crucible is slowly flowed out, and open gases at high pressure atomization valve, alloy melt is smashed the drop that composition is tiny by gases at high pressure; Tiny drop is about the alloy powder of 40 μ m at the quick cooling lower formation diameter of gas.
The La preparing as stated above 62al 14cu 24alloy powder confirms it is amorphous state completely through X-ray diffraction.Alloy powder is easy to occur combustion reaction in air, and the flame of general lighter can ignition alloy powder.
Embodiment 5:
(1) pure metal Ni, Cu, Zr, Ti and the Al that purity are not less than to wt.99.9% are by Ni 40cu 5zr 16.5ti 28.5al 10the about 100g of ingredient composition; Be placed in WS-4 type non-consumable vacuum arc melting furnace, melting atmosphere is for being slightly larger than an atmospheric high-purity argon gas protection, melting electric current 250A-350A, prepares the uniform alloy cast ingot of composition after melt back 4 times (each smelting time is 1min);
(2) alloy cast ingot fragmentation is placed in the crucible of spray chamber, spray chamber is evacuated to 10 -3pa backlash is filled with approximately atmospheric high-purity argon; Ingot casting is incubated 10s after eddy-current heating fusing is to 1200 DEG C subsequently;
(3) pull up subsequently stopper rod, the alloy melt in crucible is slowly flowed out, and open gases at high pressure atomization valve, alloy melt is atomized into tiny drop by gases at high pressure; Tiny drop is about the alloy powder of 40 μ m at the quick cooling lower formation diameter of gas.
The Ni preparing as stated above 40cu 5zr 16.6ti 28.5al 10alloy powder confirms it is amorphous state completely through X-ray diffraction.Alloy powder is easy to occur combustion reaction in air, and the flame of general lighter can ignition alloy powder.

Claims (2)

1. low ignition point alloy powder, is characterized in that: this alloy powder composition expression formula is: Zr a(AlTi) btM c(40≤a≤70,5≤b≤20,10≤c≤30, a+b+c=100), Zr a(Nb, Pd) bal ctM d(40≤a≤60,1≤b≤10,5≤c≤15,15≤d≤40, a+b+c+d=100), Ti azr btM c(40≤a≤60,30≤b≤40,20≤c≤40, a+b+c=100), Mg aln bm c(Ln is lanthanide series metal, and M is Ni or Cu or Zn element) (40≤a≤65,3≤b≤10,10≤c≤30, a+b+c=100), Ln aal btM c(40≤a≤70,10≤b≤25,20≤c≤40, a+b+c=100), Cu azr b(Al, Ti) c(40≤a≤60,30≤b≤50,3≤c≤15, a+b+c=100), Fe a(Zr, Nb, Mo) b(Al, Ga) c(P, B, C, Si) d(40≤a≤75,0≤b≤20,0≤c≤15,10≤d≤30, a+b+c+d=100), Ni a(Zr, Hf, Nb) b(Ti, Al) ctM d(40≤a≤60,0≤b≤20,0≤c≤15,10≤d≤40, a+b+c+d=100), Co afe b(Ta, Hf, Nb) c(B, C) done in (40≤a≤60,20≤b≤40,3≤c≤15,15≤d≤35, a+b+c+d=100), wherein a, b, c, d are atomic percentage, and TM is VI～VIII group 4 transition metal.
2. low ignition point alloy powder preparation method, is characterized in that carrying out according to following step:
Step 1, under argon shield, remelting ingot casting repeatedly;
Step 2, is placed in gases at high pressure spray chamber by alloy cast ingot, is filled with approximately atmospheric high-purity argon after pumping high vacuum, and the ingot casting in crucible is incubated through eddy-current heating remelting;
Step 3, opens gases at high pressure spray chamber, under argon shield, forms the alloy powder that diameter is about 20-50 μ m.
CN201410322930.9A 2014-07-08 2014-07-08 Low-fire-point alloy powder and manufacturing method thereof Pending CN104117669A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410322930.9A CN104117669A (en) 2014-07-08 2014-07-08 Low-fire-point alloy powder and manufacturing method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410322930.9A CN104117669A (en) 2014-07-08 2014-07-08 Low-fire-point alloy powder and manufacturing method thereof

Publications (1)

Publication Number Publication Date
CN104117669A true CN104117669A (en) 2014-10-29

Family

ID=51763434

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410322930.9A Pending CN104117669A (en) 2014-07-08 2014-07-08 Low-fire-point alloy powder and manufacturing method thereof

Country Status (1)

Country Link
CN (1) CN104117669A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108977691A (en) * 2018-08-03 2018-12-11 燕山大学 A kind of full α type erosion resistant titanium alloy and preparation method thereof
CN111482613A (en) * 2019-01-25 2020-08-04 北京理工大学 High-physical-activity aluminum-silicon spherical alloy powder and preparation method and application thereof

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4126449A (en) * 1977-08-09 1978-11-21 Allied Chemical Corporation Zirconium-titanium alloys containing transition metal elements
CN1936058A (en) * 2006-09-30 2007-03-28 北京航空航天大学 La-Ce base amorphous alloy
CN101016606A (en) * 2007-02-08 2007-08-15 上海交通大学 Magnesium-base massive non-crystalline material and preparing method thereof
CN101061246A (en) * 2004-11-22 2007-10-24 庆北大学校产学协力团 Fe-based bulk amorphous alloy compositions containing more than 5 elements and composites containing the amorphous phase
CN101660065A (en) * 2008-08-26 2010-03-03 天津松岩铝制品有限公司 Method for smelting aluminum-magnesium alloy
CN102071370A (en) * 2011-01-11 2011-05-25 大连理工大学 High-anticorrosion Zr-Al-Ni-Nb block amorphous alloy
US20110251042A1 (en) * 2010-04-08 2011-10-13 Nippon Soken, Inc. Alumina sintered body
CN102230094A (en) * 2011-06-22 2011-11-02 重庆大学 Protective method for smelting of magnesium alloy
CN102241082A (en) * 2011-06-30 2011-11-16 蒙特集团（香港）有限公司 Nickel-based amorphous alloy modified cutting steel wire
CN103343253A (en) * 2013-07-03 2013-10-09 河北工业大学 Method for preparing nano-porous copper
CN103614580A (en) * 2013-11-21 2014-03-05 常州大学 Method for efficiently smelting Galfan alloy
CN103894617A (en) * 2012-12-25 2014-07-02 北京有色金属研究总院 Metal powder atomization device and method for the device to prepare FeCoTaZr alloy powder

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4126449A (en) * 1977-08-09 1978-11-21 Allied Chemical Corporation Zirconium-titanium alloys containing transition metal elements
CN101061246A (en) * 2004-11-22 2007-10-24 庆北大学校产学协力团 Fe-based bulk amorphous alloy compositions containing more than 5 elements and composites containing the amorphous phase
CN1936058A (en) * 2006-09-30 2007-03-28 北京航空航天大学 La-Ce base amorphous alloy
CN101016606A (en) * 2007-02-08 2007-08-15 上海交通大学 Magnesium-base massive non-crystalline material and preparing method thereof
CN101660065A (en) * 2008-08-26 2010-03-03 天津松岩铝制品有限公司 Method for smelting aluminum-magnesium alloy
US20110251042A1 (en) * 2010-04-08 2011-10-13 Nippon Soken, Inc. Alumina sintered body
CN102071370A (en) * 2011-01-11 2011-05-25 大连理工大学 High-anticorrosion Zr-Al-Ni-Nb block amorphous alloy
CN102230094A (en) * 2011-06-22 2011-11-02 重庆大学 Protective method for smelting of magnesium alloy
CN102241082A (en) * 2011-06-30 2011-11-16 蒙特集团（香港）有限公司 Nickel-based amorphous alloy modified cutting steel wire
CN103894617A (en) * 2012-12-25 2014-07-02 北京有色金属研究总院 Metal powder atomization device and method for the device to prepare FeCoTaZr alloy powder
CN103343253A (en) * 2013-07-03 2013-10-09 河北工业大学 Method for preparing nano-porous copper
CN103614580A (en) * 2013-11-21 2014-03-05 常州大学 Method for efficiently smelting Galfan alloy

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
Z.LIU: "Development of Ni-and Cu-Free Zr-Based Bulk Metallic Glasses for Biomedical Application", 《MATERIALS》 *
王冰霞 等: "单辊法制备 Co43Fe20Ta5.5B31.5非晶合金带材", 《天水师范学院学报》 *
王冰霞 等: "单辊法制备 Co43Fe20Ta5.5B31.5非晶合金带材", <天水师范学院学报> *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108977691A (en) * 2018-08-03 2018-12-11 燕山大学 A kind of full α type erosion resistant titanium alloy and preparation method thereof
CN111482613A (en) * 2019-01-25 2020-08-04 北京理工大学 High-physical-activity aluminum-silicon spherical alloy powder and preparation method and application thereof

Similar Documents

Publication Publication Date Title
US11230751B2 (en) Processes for producing low nitrogen metallic chromium and chromium-containing alloys and the resulting products
US8821610B2 (en) Phlegmatized metal powder or alloy powder and method and reaction vessel for the production thereof
JP6896623B2 (en) A process for producing a low nitrogen, substantially nitride-free chromium and chromium and niobium-containing nickel-based alloy, and the resulting chromium and nickel-based alloy.
JP2018501400A5 (en)
CN102181640A (en) Production method of vanadium-aluminium alloy
CN104117669A (en) Low-fire-point alloy powder and manufacturing method thereof
EA035488B1 (en) Method for obtaining electrodes from alloys based on nickel aluminide
CN104131244A (en) Low burning point alloy ribbon and manufacturing method thereof
RU2406767C1 (en) Procedure for metal-thermal metal and alloy melting
CN104128611A (en) Low-ignition-point alloy fiber and method for manufacturing low-ignition-point alloy fiber
Miloserdov et al. High-temperature synthesis of cast Cr 2 AlC at an inert gas overpressure
Kochetov SHS in the Ni–Al–Mn System: Influence of Mechanical Activation
AU2005100278A8 (en) Simultaneous production of gamma titanium aluminide (gamma-TiAl) and grossite (CaAl4O7) (KRH-process for production gamma titanium aluminide (gamma-TiAl) and grossite (CaAl4O7))
JP2006124728A (en) Method and device for producing metal material containing active metal, and metal material containing active metal obtained by the production method
Lerner et al. Electrical Explosion Synthesis, Oxidation and Sintering Behavior of Ti-Al Intermetallide Powders. Metals 2021, 11, 760
Silyakov et al. Combustion of metallothermic mixtures FeO-Cr 2 O 3-Al-C: Influence of carbon granularity and localization
Zhou et al. Phase constitutions of rapid solidification/powder metallurgy Mg–Zn–Ca–RE alloys
CN117327944A (en) Beryllium-titanium alloy powder, preparation method and neutron multiplication material
Esaulov Electric melting methods for developing special alloys for radio electronics

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20141029

WD01 Invention patent application deemed withdrawn after publication