CN106676338B - A kind of Titanium Trialuminum and alundum (Al2O3) particle are total to the preparation method of reinforced aluminum matrix composites - Google Patents
A kind of Titanium Trialuminum and alundum (Al2O3) particle are total to the preparation method of reinforced aluminum matrix composites Download PDFInfo
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- CN106676338B CN106676338B CN201710154611.5A CN201710154611A CN106676338B CN 106676338 B CN106676338 B CN 106676338B CN 201710154611 A CN201710154611 A CN 201710154611A CN 106676338 B CN106676338 B CN 106676338B
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/12—Both compacting and sintering
- B22F3/16—Both compacting and sintering in successive or repeated steps
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- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
- C22C32/001—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with only oxides
- C22C32/0015—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with only oxides with only single oxides as main non-metallic constituents
- C22C32/0031—Matrix based on refractory metals, W, Mo, Nb, Hf, Ta, Zr, Ti, V or alloys thereof
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- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
- B22F2009/041—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling by mechanical alloying, e.g. blending, milling
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- B22F2201/00—Treatment under specific atmosphere
- B22F2201/20—Use of vacuum
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Abstract
A kind of Titanium Trialuminum and alundum (Al2O3) particle are total to the preparation method of reinforced aluminum matrix composites, it is related to a kind of Titanium Trialuminum and alundum (Al2O3) particle is total to reinforced aluminum matrix composites and preparation method thereof.The present invention is to solve preparation method existing for existing method is cumbersome, the single problem of reinforcement.A kind of Titanium Trialuminum and alundum (Al2O3) particle are total to reinforced aluminum matrix composites by volume fraction by 5%~25%TiO2It is made with 75%~95% aluminium-containing material.Method：One, it weighs；Two, dry；Three, batch mixing；Four, cold compaction embryo, sintering.Al produced by the present invention3Ti and Al2O3Particle is total to reinforced Al matrix composite and is applied in higher temperatures environment.
Description
Technical field
The present invention relates to a kind of Titanium Trialuminums and alundum (Al2O3) particle to be total to reinforced aluminum matrix composites and preparation method thereof.
Background technology
Particle enhanced aluminum-based composite material have high specific strength, high specific stiffness, high thermal conductivity, low-density, low-expansion coefficient,
The advantages that good high-temperature behavior and excellent dimensional stability, have been used for aviation, land transportation, automotive electronics at present
With many aspects such as sports equipment, and demand is also being stepped up.
TiO2Have the advantages that nontoxic, good corrosion resistance and thermal stability, TiO2It is broadly divided into Detitanium-ore-type
(Anatase, abbreviation A type) and two kinds of crystal forms of rutile (Rutile, abbreviation R type).
The reaction of Al and metal oxide between it can obtain the oxide of other metals, intermetallic compound or aluminium
As reinforced phase, α-Al2O3It is the good reinforced phase of aluminum matrix composite, Al-TiO2The Al formed in system3Ti has low close
Spend (3.4g cm3), high Young's modulus (220GPa) and good high-temperature behavior make it have very in terms of high-temperature structural material
Good application prospect.
Patent No. JP03260026, with the TiO of anatase2Whisker and Al powder are raw material, are prepared for using Pressure Infiltration
Al3Ti and Al2O3The aluminum matrix composite of enhancing.But TiO of the method to prepare2Whisker is raw material, prepare it is relatively complicated, and
TiO2Content only has 1~5wt.%.
Patent No. JP04063235, with Al3Ti or Al, Ti alloy powder and Cu alloyed powders are raw material, utilize hot pressing
Sintering obtains Al3Ti base high-strength materials.But it, which is prepared, needs to mix tri- kinds of powders of Al, Ti and Cu, and preparation method is cumbersome, and
It can only obtain single reinforcement Al3The composite material of Ti reinforcements, in addition, using Cu as matrix, density is larger.
Patent No. US2014/0219861 has been invented a kind of new in-situ preparation method, and has successfully been made with Al and Ti powder
For Al3The composite material of Ti particles enhancing.Its invention can only obtain single reinforcement Al3The composite material of Ti reinforcements, nothing are received
The Al of rice or submicron-scale2O3Particle humidification.
Invention content
The present invention is to solve preparation method existing for existing method is cumbersome, the single problem of reinforcement, and provide a kind of
Titanium Trialuminum and alundum (Al2O3) particle are total to reinforced aluminum matrix composites and preparation method thereof.
A kind of Titanium Trialuminum of the present invention and alundum (Al2O3) particle be total to reinforced aluminum matrix composites press volume fraction by 5%~
25%TiO2It is made with 75%~95% aluminium-containing material；The TiO2Crystal form be rutile-type and Detitanium-ore-type in one kind or
Two kinds of mixing, the TiO2It is the powder that grain size is 0.1~10 μm；The aluminium-containing material is aluminum or aluminum alloy.
A kind of Titanium Trialuminum of the present invention and alundum (Al2O3) particle be total to reinforced aluminum matrix composites and preparation method thereof be by
Following steps carry out：
One, 5%~25%TiO is weighed by volume fraction2With 75%~95% aluminium-containing material；The TiO2Crystal form be gold
The mixing of one or both of red stone-type and Detitanium-ore-type, the TiO2It is the powder that grain size is 0.1~10 μm；Described contains
Aluminum material is aluminum or aluminum alloy；
Two, the 5%~25%TiO for weighing step 12With 75%~95% aluminium-containing material respectively temperature be 50 DEG C~
Dry 10h~14h, the TiO after being dried in 60 DEG C of drying box2With the aluminium-containing material after drying；
Three, the TiO after the drying for obtaining step 22Aluminium-containing material mixing with after drying, obtains mixed powder；
Four, the mixed powder that step 3 obtains is fitted into mold, precast body is made in cold pressing, is then put together with mold
Enter in high pressure combustion freezing of a furnace, under conditions of vacuum or protection gas, 1h~4h is sintered at being 650 DEG C~670 DEG C in temperature, with furnace cooling
But after, demoulding obtains Al3Ti and Al2O3Particle is total to reinforced Al matrix composite.
The beneficial effects of the invention are as follows：
Preparation process of the present invention is simple, at low cost, and the volume fraction of reinforcement is higher, and the material of gained is in higher temperatures environment
Structural material and wear-resistant material etc. are can be used as in (100~600 DEG C).Al in material3Corynebacterium is presented in Ti, and size is at 1~30 μm
Between, it can effectively carry, Al2O3Particle exists in the form of nanometer or submicron-scale, and size is between 20~400nm.
Specific implementation mode
Specific implementation mode one：A kind of Titanium Trialuminum of present embodiment and alundum (Al2O3) particle enhance aluminum-base composite material altogether
Material is by volume fraction by 5%~25%TiO2It is made with 75%~95% aluminium-containing material；The TiO2Crystal form be rutile-type and
The mixing of one or both of Detitanium-ore-type, the TiO2It is the powder that grain size is 0.1~10 μm；The aluminium-containing material is
Aluminum or aluminum alloy.
Specific implementation mode two：The present embodiment is different from the first embodiment in that：Titanium Trialuminum and three oxidations two
Alumina particles are total to reinforced aluminum matrix composites by volume fraction by 10%TiO2It is made with 90% aluminium-containing material.Other and specific implementation
Mode one is identical.
Specific implementation mode three：The present embodiment is different from the first and the second embodiment in that：Titanium Trialuminum and three oxygen
Change two alumina particles and is total to reinforced aluminum matrix composites by volume fraction by 15%TiO2It is made with 85% aluminium-containing material.Other with it is specific
Embodiment one or two is identical.
Specific implementation mode four：Unlike one of present embodiment and specific implementation mode one to three：The aluminium alloy
For 1xxx line aluminium alloys, 2xxx line aluminium alloys, 3xxx line aluminium alloys, 4xxx line aluminium alloys, 5xxx line aluminium alloys or 6xxx systems aluminium
Alloy.Other are identical as one of specific implementation mode one to three.
Specific implementation mode five：A kind of Titanium Trialuminum of present embodiment and alundum (Al2O3) particle enhance aluminum-base composite material altogether
The preparation method of material is to carry out according to the following steps：
One, 5%~25%TiO is weighed by volume fraction2With 75%~95% aluminium-containing material；The TiO2Crystal form be gold
The mixing of one or both of red stone-type and Detitanium-ore-type, the TiO2It is the powder that grain size is 0.1~10 μm；Described contains
Aluminum material is aluminum or aluminum alloy；
Two, the 5%~25%TiO for weighing step 12With 75%~95% aluminium-containing material respectively temperature be 50 DEG C~
Dry 10h~14h, the TiO after being dried in 60 DEG C of drying box2With the aluminium-containing material after drying；
Three, the TiO after the drying for obtaining step 22Aluminium-containing material mixing with after drying, obtains mixed powder；
Four, the mixed powder that step 3 obtains is fitted into mold, precast body is made in cold pressing, is then put together with mold
Enter in high pressure combustion freezing of a furnace, under conditions of vacuum or protection gas, 1h~4h is sintered at being 650 DEG C~670 DEG C in temperature, with furnace cooling
But after, demoulding obtains Al3Ti and Al2O3Particle is total to reinforced Al matrix composite.
Specific implementation mode six：Present embodiment is unlike specific implementation mode five：Volume fraction is pressed in step 1
Weigh 10%TiO2With 90% aluminium-containing material.Other are identical as specific implementation mode five.
Specific implementation mode seven：Present embodiment is unlike specific implementation mode five or six：Volume is pressed in step 1
Score weighs 15%TiO2With 85% aluminium-containing material.Other are identical as specific implementation mode five or six.
Specific implementation mode eight：Unlike one of present embodiment and specific implementation mode five to seven：Institute in step 1
State aluminium alloy be 1xxx line aluminium alloys, 2xxx line aluminium alloys, 3xxx line aluminium alloys, 4xxx line aluminium alloys, 5xxx line aluminium alloys or
6xxx line aluminium alloys.Other are identical as one of specific implementation mode five to seven.
Specific implementation mode nine：Unlike one of present embodiment and specific implementation mode five to eight：Institute in step 3
State mixing be rotating speed be 300rpm/min~450rpm/min under conditions of ball milling mixing either by non-ball milling method into
Row mixing.Other are identical as one of specific implementation mode five to eight.
Specific implementation mode ten：Unlike one of present embodiment and specific implementation mode five to nine：Institute in step 4
It is argon gas to state protection gas.Other are identical as one of specific implementation mode five to nine.
Specific implementation mode 11：Unlike one of present embodiment and specific implementation mode five to ten：In step 4
By temperature be 650 DEG C~670 DEG C at be sintered 3h.Other are identical as one of specific implementation mode five to ten.
Specific implementation mode 12：Present embodiment is unlike specific implementation mode five to one of 11：Step 4
In obtained Al3Ti and Al2O3Particle is total to Al in reinforced Al matrix composite3Ti and Al2O3Molar ratio be 3:2, Al3Ti is with short
Rodlike or needle form exists, Al2O3Exist with nanometer or sub-micron form.Other and specific implementation mode five to one of 11
It is identical.
Beneficial effects of the present invention are verified using following embodiment：
Embodiment one：The preparation method that a kind of Titanium Trialuminum and alundum (Al2O3) particle are total to reinforced aluminum matrix composites be by
Following steps carry out：
One, 25%TiO is weighed by volume fraction2With 75% aluminium-containing material；The TiO2Crystal form be rutile-type and rutile titania
The mixing of one or both of mine type, the TiO2It is the powder that grain size is 5 μm；The aluminium-containing material is that grain size is 5 μm
2024 aluminium alloy powders；
Two, the 25%TiO for weighing step 12With the drying in the drying box that temperature is 60 DEG C respectively of 75% aluminium-containing material
12h, the TiO after being dried2With the aluminium-containing material after drying；
Three, the TiO after the drying for obtaining step 22With the aluminium-containing material after drying in the item that rotating speed is 300rpm/min
Ball milling 2h under part, obtains mixed powder；
Four, the mixed powder that step 3 obtains is fitted into mold, precast body is made in cold pressing, is then put together with mold
Enter in high pressure combustion freezing of a furnace, under vacuum, is sintered 2.5h at being 660 DEG C in temperature, after furnace cooling, demoulding obtains Al3Ti
And Al2O3Particle is total to reinforced Al matrix composite；The Al3Ti and Al2O3Particle is total to Al in reinforced Al matrix composite3Ti and
Al2O3Molar ratio be 3:2, Al3Ti exists with corynebacterium or needle form, Al2O3Exist with nanometer or sub-micron form.
Preparation process of the present invention is simple, at low cost, and the volume fraction of reinforcement is higher, and the material of gained is in higher temperatures environment
In also have application prospect.Al in material3Corynebacterium is presented in Ti, and size can be carried effectively, Al between 1~30 μm2O3Particle
Exist in the form of nanometer or submicron-scale, size is between 20~400nm.
Claims (6)
1. a kind of Titanium Trialuminum and alundum (Al2O3) particle are total to the preparation method of reinforced aluminum matrix composites, it is characterised in that three aluminium
It is to carry out according to the following steps that change titanium and alundum (Al2O3) particle, which are total to the preparation method of reinforced aluminum matrix composites,：
One, 5%~25%TiO is weighed by volume fraction2With 75%~95% aluminium-containing material；The TiO2Crystal form be rutile
The mixing of one or both of type and Detitanium-ore-type, the TiO2It is the powder that grain size is 0.1~10 μm；Described contains aluminium
Material is aluminum or aluminum alloy；
Two, the 5%~25%TiO for weighing step 12It it is respectively 50 DEG C~60 DEG C in temperature with 75%~95% aluminium-containing material
Dry 10h~14h, the TiO after being dried in drying box2With the aluminium-containing material after drying；
Three, the TiO after the drying for obtaining step 22Aluminium-containing material mixing with after drying, obtains mixed powder；
Four, the mixed powder that step 3 obtains is fitted into mold, precast body is made in cold pressing, is then put into togerther height together with mold
It presses in sintering furnace, under conditions of vacuum or protection gas, 1h~4h, furnace cooling is sintered at being 650 DEG C~670 DEG C in temperature
Afterwards, demoulding obtains Al3Ti and Al2O3Particle is total to reinforced Al matrix composite；Al3Ti and Al2O3Particle is total to REINFORCED Al base composite wood
Al in material2O3Particle exists in the form of nanometer or submicron-scale, and size is 20~400nm.
2. a kind of Titanium Trialuminum according to claim 1 and alundum (Al2O3) particle are total to the preparation of reinforced aluminum matrix composites
Method, it is characterised in that weigh 15%TiO by volume fraction in step 12With 85% aluminium-containing material.
3. a kind of Titanium Trialuminum according to claim 1 and alundum (Al2O3) particle are total to the preparation of reinforced aluminum matrix composites
Method, it is characterised in that aluminium alloy described in step 1 be 1xxx line aluminium alloys, 2xxx line aluminium alloys, 3xxx line aluminium alloys,
4xxx line aluminium alloys, 5xxx line aluminium alloys or 6xxx line aluminium alloys.
4. a kind of Titanium Trialuminum according to claim 1 and alundum (Al2O3) particle are total to the preparation of reinforced aluminum matrix composites
Method, it is characterised in that mixing described in step 3 is that ball milling is mixed under conditions of rotating speed is 300rpm/min~450rpm/min
It closes and is either mixed by non-ball milling method.
5. a kind of Titanium Trialuminum according to claim 1 and alundum (Al2O3) particle are total to the preparation of reinforced aluminum matrix composites
Method, it is characterised in that in step 4 by temperature be 650 DEG C~670 DEG C at be sintered 3h.
6. a kind of Titanium Trialuminum according to claim 1 and alundum (Al2O3) particle are total to the preparation of reinforced aluminum matrix composites
Method, it is characterised in that the Al obtained in step 43Ti and Al2O3Particle is total to Al in reinforced Al matrix composite3Ti and Al2O3's
Molar ratio is 3:2, Al3Ti exists with corynebacterium or needle form.
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| CN201710154611.5A CN106676338B (en) | 2017-03-15 | 2017-03-15 | A kind of Titanium Trialuminum and alundum (Al2O3) particle are total to the preparation method of reinforced aluminum matrix composites |
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| CN201710154611.5A CN106676338B (en) | 2017-03-15 | 2017-03-15 | A kind of Titanium Trialuminum and alundum (Al2O3) particle are total to the preparation method of reinforced aluminum matrix composites |
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| JPH03260026A (en) * | 1990-03-08 | 1991-11-20 | Toyota Motor Corp | Manufacture of al3ti reinforced al composite |
| JP3618106B2 (en) * | 1992-12-21 | 2005-02-09 | 独立行政法人科学技術振興機構 | Composite material and method for producing the same |
| JPH08143990A (en) * | 1994-11-18 | 1996-06-04 | Micro Techno Kk | Wear resistant composite light alloy member and its production |
| CA2757805C (en) * | 2010-11-10 | 2015-02-10 | Purdue Research Foundation | Method of producing particulate-reinforced composites and composites produced thereby |
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