CN105369095A - Nano titanium carbide modified Mg-Al-Ca series magnesium alloy material for casting of automobile part and preparation method of nano titanium carbide modified Mg-Al-Ca series magnesium alloy material - Google Patents
Nano titanium carbide modified Mg-Al-Ca series magnesium alloy material for casting of automobile part and preparation method of nano titanium carbide modified Mg-Al-Ca series magnesium alloy material Download PDFInfo
- Publication number
- CN105369095A CN105369095A CN201510651478.5A CN201510651478A CN105369095A CN 105369095 A CN105369095 A CN 105369095A CN 201510651478 A CN201510651478 A CN 201510651478A CN 105369095 A CN105369095 A CN 105369095A
- Authority
- CN
- China
- Prior art keywords
- titanium carbide
- nano titanium
- powder
- magnesium alloy
- mixed
- 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
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C23/00—Alloys based on magnesium
- C22C23/02—Alloys based on magnesium with aluminium as the next major constituent
-
- 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
- C22C1/10—Alloys containing non-metals
- C22C1/1005—Pretreatment of the non-metallic additives
-
- 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
- C22C1/10—Alloys containing non-metals
- C22C1/1036—Alloys containing non-metals starting from a melt
-
- 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
- C22C32/0047—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 carbides, nitrides, borides or silicides as the main non-metallic constituents
- C22C32/0052—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 carbides, nitrides, borides or silicides as the main non-metallic constituents only carbides
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Alloys Or Alloy Compounds (AREA)
- Powder Metallurgy (AREA)
Abstract
The invention relates to the technical field of preparation of magnesium alloy, in particular to a nano titanium carbide modified Mg-Al-Ca series magnesium alloy material for casting of an automobile part and a preparation method of the nano titanium carbide modified Mg-Al-Ca series magnesium alloy material. The material belongs to Mg-Al-Ca series magnesium alloy, and Zr, Sb and other elements are mixed in the material; a polyvinylpyrrolidone absolute ethyl alcohol solution is adopted as a medium; nano titanium carbide is dispersed in the medium and mixed with Mg powder to be ground; and nano titanium carbide is evenly wrapped by and dispersed in Mg powder. In the later smelting process, nano titanium carbide and other alloy elements are mixed more fully, and the efficient and stable modification effect is achieved. The wettability of the added nano titanium carbide and metal is good, and the effects of refining crystal nucleuses, increasing the damping ratio, reducing vibration wear and the like are achieved; and the prepared magnesium alloy material is compact in structure, light, high in strength and good in plasticity, and the processing performance and using performance of the automobile part prepared from the material are both improved.
Description
Technical field
The present invention relates to magnesium alloy materials preparing technical field, Mg-Al-Ca series magnesium alloy material being specifically related to a kind of nano titanium carbide modification for casting of automobile component and preparation method thereof.
Background technology
It is comparatively extensive that magnesium alloy materials manufactures field application at automobile component, market demand also progressively rises, magnesium alloy materials has that mass density is little, damping property good, specific tenacity and specific rigidity is high, fusing point is low, good casting property, more utilize the advantages such as automotive light weight technology, although magnesium alloy materials possesses these advantages, but magnesium alloy materials application in the car is at present also very limited, causes the reason of this phenomenon to mainly contain: magnesium alloy exists high temperature creep difference, not environmental corrosion resisting; High-performance magnesium-alloy production cost is higher.
The kind of current magnesium alloy mainly contains Mg-Al-Zn system high-ductility alloy, Mg-Al system refractory alloy, Mg-Zn system refractory alloy and Mg-Zn-RE, Mg-RE etc. are several, wherein Mg-Al system refractory alloy most species, add the Mg-Al series alloy that different element proportionings can obtain different performance characteristics, no doubt there is its exclusive advantage in these alloy materials, also there are some defects, it is higher that existing problem mainly concentrates on production cost, the aspects such as material use efficiency is low, still be restricted in practical application, therefore, following research aspect mainly concentrates on and replaces rare earth element with other elements of part, to reduce the strengthening effect of production cost and more efficient comprehensive each element, suppress the detrimentally affect of single-element, improve the single mode of production, obtain the alloy material that over-all properties is more excellent.
Summary of the invention
In order to overcome the defect of prior art, Mg-Al-Ca series magnesium alloy material that the invention provides a kind of nano titanium carbide modification for casting of automobile component and preparation method thereof, to achieve these goals, the technical solution used in the present invention is as follows:
A kind of Mg-Al-Ca series magnesium alloy material of the nano titanium carbide modification for casting of automobile component, it is characterized in that, this magnesium alloy materials is made up of the raw material of following weight percent: Al powder 4-5wt.%, Ca powder 2-3wt.%, Zr powder 0.01-0.02wt.%, Sb powder 0.01-0.02wt.%, Si powder 0.02-0.04wt.%, nano titanium carbide 1-2wt.%, polyvinylpyrrolidone 0.01-0.02wt.%, dehydrated alcohol are appropriate, impurity element≤0.01wt.%, surplus are Mg powder.
The preparation method of the Mg-Al-Ca series magnesium alloy material of described a kind of nano titanium carbide modification for casting of automobile component is:
(1) first polyvinylpyrrolidone is dropped in appropriate dehydrated alcohol, be mixed with polyvinylpyrrolidone dehydrated alcohol, drop into nano titanium carbide subsequently, high-speed stirring dispersion makes nano titanium carbide be uniformly dispersed completely in the solution, drop into Mg powder subsequently, after continuing dispersed with stirring 20-30min, mixed slurry is dropped into grinding in ball grinder and stir 40-50min, finally by the process of gained slurry drying, remove dehydrated alcohol completely, gained mixed powder is for subsequent use, and wherein the volume ratio of dehydrated alcohol and Mg powder is 1-1.5:1;
(2) mixed powder that step (1) prepares is mixed with other leftover materials; fully be uniformly mixed in rear input resistance furnace; under shielding gas atmosphere, be heated to 700-750 DEG C while stirring carry out melting process; after the complete melting of material, 20-30min is placed in insulation; finally by the compression moulding of gained melt cast, to obtain final product.
Beneficial effect: the present invention has prepared Mg-Al-Ca series magnesium alloy, and the Zr of blending wherein, the elements such as Sb, there is refining alloy tissue, improve mechanics properties equivalent fruit, in addition, using polyvinylpyrrolidone ethanol solution as medium, nano titanium carbide is scattered in wherein, again by itself and Mg powder mixed grinding, thus nano titanium carbide is evenly wrapped up be scattered in Mg powder, what mix with other metallic element in follow-up fusion process is also more abundant, thus reach the modified effect of efficient stable, the nano titanium carbide added and metal wetting property good, there is refinement nucleus, improve subsidence ratio, reduce the effects such as vibration abrasion, the magnesium alloy materials close structure of preparation, high-strength light, plasticity is good, the automobile component processing characteristics prepared with this material and use properties all improve.
Embodiment
Embodiment
The magnesium alloy materials of the present embodiment is made up of the raw material of following weight part: Al powder 5wt.%, Ca powder 2wt.%, Zr powder 0.01wt.%, Sb powder 0.01wt.%, Si powder 0.03wt.%, nano titanium carbide 2wt.%, polyvinylpyrrolidone 0.01wt.%, dehydrated alcohol are appropriate, impurity element≤0.01wt.%, surplus are Mg powder.
Its preparation method is:
(1) first polyvinylpyrrolidone is dropped in appropriate dehydrated alcohol, be mixed with polyvinylpyrrolidone dehydrated alcohol, drop into nano titanium carbide subsequently, high-speed stirring dispersion makes nano titanium carbide be uniformly dispersed completely in the solution, drops into Mg powder subsequently, after continuing dispersed with stirring 20min, mixed slurry is dropped into grinding in ball grinder and stirs 40min, finally by the process of gained slurry drying, remove dehydrated alcohol completely, gained mixed powder is for subsequent use, and wherein the volume ratio of dehydrated alcohol and Mg powder is 1:1;
(2) mixed powder that step (1) prepares is mixed with other leftover materials; fully be uniformly mixed in rear input resistance furnace; under shielding gas atmosphere, be heated to 730 DEG C while stirring carry out melting process; after the complete melting of material, 20min is placed in insulation; finally by the compression moulding of gained melt cast, to obtain final product.
The obtained magnesium alloy of the present embodiment is materialsed and is carried out the performance test results and be: the tensile strength under normal temperature: 331MPa, unit elongation: 12.2%, hardness: 135HV, under 200 DEG C of conditions, tensile strength reaches 305MPa, unit elongation is 10.2%, and the more congener ordinary magnesium alloy of wear resistance improves 70%.
Claims (2)
1. the Mg-Al-Ca series magnesium alloy material for the nano titanium carbide modification of casting of automobile component, it is characterized in that, this magnesium alloy materials is made up of the raw material of following weight percent: Al powder 4-5wt.%, Ca powder 2-3wt.%, Zr powder 0.01-0.02wt.%, Sb powder 0.01-0.02wt.%, Si powder 0.02-0.04wt.%, nano titanium carbide 1-2wt.%, polyvinylpyrrolidone 0.01-0.02wt.%, dehydrated alcohol are appropriate, impurity element≤0.01wt.%, surplus are Mg powder.
2. the preparation method of the Mg-Al-Ca series magnesium alloy material of a kind of nano titanium carbide modification for casting of automobile component as claimed in claim 1, it is characterized in that, described preparation method is:
(1) first polyvinylpyrrolidone is dropped in appropriate dehydrated alcohol, be mixed with polyvinylpyrrolidone dehydrated alcohol, drop into nano titanium carbide subsequently, high-speed stirring dispersion makes nano titanium carbide be uniformly dispersed completely in the solution, drop into Mg powder subsequently, after continuing dispersed with stirring 20-30min, mixed slurry is dropped into grinding in ball grinder and stir 40-50min, finally by the process of gained slurry drying, remove dehydrated alcohol completely, gained mixed powder is for subsequent use, and wherein the volume ratio of dehydrated alcohol and Mg powder is 1-1.5:1;
(2) mixed powder that step (1) prepares is mixed with other leftover materials; fully be uniformly mixed in rear input resistance furnace; under shielding gas atmosphere, be heated to 700-750 DEG C while stirring carry out melting process; after the complete melting of material, 20-30min is placed in insulation; finally by the compression moulding of gained melt cast, to obtain final product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510651478.5A CN105369095A (en) | 2015-10-09 | 2015-10-09 | Nano titanium carbide modified Mg-Al-Ca series magnesium alloy material for casting of automobile part and preparation method of nano titanium carbide modified Mg-Al-Ca series magnesium alloy material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510651478.5A CN105369095A (en) | 2015-10-09 | 2015-10-09 | Nano titanium carbide modified Mg-Al-Ca series magnesium alloy material for casting of automobile part and preparation method of nano titanium carbide modified Mg-Al-Ca series magnesium alloy material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105369095A true CN105369095A (en) | 2016-03-02 |
Family
ID=55371719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510651478.5A Pending CN105369095A (en) | 2015-10-09 | 2015-10-09 | Nano titanium carbide modified Mg-Al-Ca series magnesium alloy material for casting of automobile part and preparation method of nano titanium carbide modified Mg-Al-Ca series magnesium alloy material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105369095A (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102041420A (en) * | 2011-01-04 | 2011-05-04 | 华北电力大学（保定） | Magnesium-aluminum-titanium-carbon intermediate alloy and preparation method thereof |
-
2015
- 2015-10-09 CN CN201510651478.5A patent/CN105369095A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102041420A (en) * | 2011-01-04 | 2011-05-04 | 华北电力大学（保定） | Magnesium-aluminum-titanium-carbon intermediate alloy and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109182854B (en) | 1GPa high-strength aluminum-based light medium-entropy alloy and preparation method thereof | |
| CN102534330B (en) | High-strength cast magnesium alloy and preparation method thereof | |
| CN103509984A (en) | Ultrahigh strength aluminum lithium alloy and preparation method thereof | |
| CN105256211A (en) | Graphene modifying Mg-Al-Mn magnesium alloy material for casting automobile parts and preparation method thereof | |
| CN101586197A (en) | Method for preparing titanium alloy ingots through electron-beam cold bed furnaces by adopting conventional raw materials | |
| CN109161735A (en) | A kind of graphene cerium REINFORCED Al-Si-Mg cast aluminium alloy gold and preparation method thereof | |
| CN103934454B (en) | A kind of preparation technology of miniature gasoline engine connecting rod blank | |
| CN102230116A (en) | High-hardness cast magnesium alloy | |
| CN105937005B (en) | Ageing strengthening magnesium alloy with uniformly distributed granular quasicrystal and rod-shaped phase and preparation method thereof | |
| CN107893181B (en) | Magnesium alloy ingot | |
| CN101985715B (en) | High performance cast magnesium alloy and preparation method thereof | |
| CN111304509A (en) | VN particle-added refined magnesium alloy and preparation method thereof | |
| CN104099507A (en) | High-strength and high-toughness rare earth magnesium alloy | |
| CN107604227A (en) | A kind of magnesium alloy ingot and preparation method thereof | |
| CN105331865A (en) | Mg-Al-Zn system magnesium alloy material modified by nano-diamonds and used for casting automobile parts and manufacturing method of Mg-Al-Zn system magnesium alloy | |
| CN104060183A (en) | Swing arm bracket and production method thereof | |
| CN105385916A (en) | Nanometer chromium carbide-modified Mg-Al-Mn system magnesium alloy material for casting automobile parts and manufacturing method of nanometer chromium carbide-modified Mg-Al-Mn system magnesium alloy material | |
| CN105316549A (en) | Nano tungsten carbide modified Mg-Al-Zn series magnesium alloy material used for casting automobile parts and preparation method of material | |
| CN105986204A (en) | Carbon-nanofiber-modified Mg-Al-Zn magnesium alloy material for casting automobile parts and preparation method of material | |
| CN105369095A (en) | Nano titanium carbide modified Mg-Al-Ca series magnesium alloy material for casting of automobile part and preparation method of nano titanium carbide modified Mg-Al-Ca series magnesium alloy material | |
| CN105256210A (en) | Nano silicon nitride-zirconium oxide hybrid modifying Mg-Al-Zn magnesium alloy material for casting automobile parts and preparation method thereof | |
| CN105986156A (en) | Nano-silicon-carbide-modified Mg-Al-Zn magnesium alloy material for casting automobile parts and preparation method of material | |
| CN105543600A (en) | Nano zirconium carbide modified Mg-Al-Zn series magnesium alloy material for casting automobile parts and preparation method of nano zirconium carbide modified Mg-Al-Zn series magnesium alloy material | |
| EP2476764B1 (en) | Preparation method of al-zr-c master alloy | |
| CN105256209A (en) | Nanometer yttrium oxide modifying Mg-Al-Zn magnesium alloy material for casting automobile parts and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160302 |