CN107904452A - A kind of preparation method of double scale SiC particulate reinforced aluminum matrix composites - Google Patents
A kind of preparation method of double scale SiC particulate reinforced aluminum matrix composites Download PDFInfo
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- CN107904452A CN107904452A CN201711096425.7A CN201711096425A CN107904452A CN 107904452 A CN107904452 A CN 107904452A CN 201711096425 A CN201711096425 A CN 201711096425A CN 107904452 A CN107904452 A CN 107904452A
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- aluminum matrix
- matrix composites
- reinforced aluminum
- ball milling
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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
- 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
- C22C1/00—Making non-ferrous alloys
- C22C1/04—Making non-ferrous alloys by powder metallurgy
- C22C1/05—Mixtures of metal powder with non-metallic powder
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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
- C22C21/02—Alloys based on aluminium with silicon as the next major constituent
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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
- C22C32/0047—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
- C22C32/0063—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 based on SiC
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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
- 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
- B22F2009/043—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling by ball milling
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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
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
- B22F2998/10—Processes characterised by the sequence of their steps
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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
- B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
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- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Powder Metallurgy (AREA)
- Manufacture Of Alloys Or Alloy Compounds (AREA)
Abstract
The present invention relates to powder metallurgical technology, and in particular to a kind of preparation method of double scale SiC particulate reinforced aluminum matrix composites.A kind of preparation method of double scale SiC particulate reinforced aluminum matrix composites, comprises the following steps：It is prepared by raw material；Preheating；Ball milling；Secondary ball milling；Sintering.Method provided by the invention is simple, easily operated, is mixed by double scales made from method provided by the invention in SiC particulate reinforced aluminum matrix composites, enhancing particle is evenly distributed in the base, and interface cohesion is preferable, no significant defect.
Description
Technical field
The present invention relates to powder metallurgical technology, and in particular to a kind of double scale SiC particulate reinforced aluminum matrix composites
Preparation method.
Background technology
In recent years, metal-base composites is fast-developing, particularly SiC particulate reinforced aluminum matrix composites, because it has
The advantages that specific stiffness is high, specific strength is high, thermal coefficient of expansion is small, wear-resisting, heat resistance good and excellent dimensional stability, in vapour
The fields such as car, electronics, aerospace and war industry have a extensive future, be increasingly becoming countries in the world scholar research hot spot it
One.At present, the preparation both at home and abroad to nanometer or micron particles reinforced aluminum matrix composites has been carried out numerous studies.It is general next
Say, different size of enhancing particle, it is played the role of also different in the base.Nano particle in the base make by dispersion-strengtherning
With preferable, the comprehensive performance of composite material can be effectively improved；Micron particles play the role of skeletal support in the base, can be with
The hardness and wearability of composite material are increased substantially, and nanometer, micrometre double-scale miscellaneous granules are in suitable particle diameter and content
More preferable synergistic effect can be then played under conditions of mixture ratios, preferably improves the wear-resisting property of composite material, but current this respect
Research it is fewer.
The content of the invention
A kind of the present invention is directed to propose preparation method of double scale SiC particulate reinforced aluminum matrix composites.
Technical program of the present invention lies in：
A kind of preparation method of double scale SiC particulate reinforced aluminum matrix composites, comprises the following steps：
Step 1：Matrices of composite material be average grain diameter 40um Al-Si series alloy powders (17.75%Si, 1.16%Fe,
0.312%Mg, 0.005%Cu), enhancing is mutually 3%, particle diameter 60nmSiC particles+15%, particle diameter 80umSiC particles；
Step 2:Preheating：SiC powder is heated to 700 DEG C and keeps the temperature 1 h, bottled sealing after cooling；
Step 3：Ball milling：By nanometer SiC powder and matrix powder batch mixing, vacuum ball milling is carried out to it after batch mixing；
Step 4:Secondary ball milling：Secondary vacuum ball milling is carried out after micron SiC particle batch mixing is added into the powder after ball milling；
Step 5：Sintering：Above-mentioned mixed-powder is encased in graphite grinding tool, vacuum hotpressing is carried out on vacuum-sintering press, is obtained
To composite material.
Preferably, the ball mill uses the planetary vacuum ball mill of XQM-2L types.
Preferably, the ball-milling medium is Ceramic Balls, 220 r/min of rotating speed, ratio of grinding media to material 15：1, Ball-milling Time is
4h。
It is highly preferred that need to vacuumize 3min before the ball milling.
Or preferably, the sintering pressure is 20Mpa, sintering temperature is 420 DEG C.
The technical effects of the invention are that：
Method provided by the invention is simple, easily operated, mixes SiC particulate by double scales made from method provided by the invention
In reinforced aluminum matrix composites, enhancing particle is evenly distributed in the base, and interface cohesion is preferable, no significant defect.
Embodiment
A kind of preparation method of double scale SiC particulate reinforced aluminum matrix composites, comprises the following steps：
Step 1：Matrices of composite material be average grain diameter 40um Al-Si series alloy powders (17.75%Si, 1.16%Fe,
0.312%Mg, 0.005%Cu), enhancing is mutually 3%, particle diameter 60nmSiC particles+15%, particle diameter 80umSiC particles；
Step 2:Preheating：SiC powder is heated to 700 DEG C and keeps the temperature 1 h, bottled sealing after cooling；
Step 3：Ball milling：By nanometer SiC powder and matrix powder batch mixing, vacuum ball milling is carried out to it after batch mixing；
Step 4:Secondary ball milling：Secondary vacuum ball milling is carried out after micron SiC particle batch mixing is added into the powder after ball milling；
Step 5：Sintering：Above-mentioned mixed-powder is encased in graphite grinding tool, vacuum hotpressing is carried out on vacuum-sintering press, is obtained
To composite material.
Wherein, need to vacuumize 3min before ball milling；Ball mill uses the planetary vacuum ball mill of XQM-2L types.Ball-milling medium is
Ceramic Balls, 220 r/min of rotating speed, ratio of grinding media to material 15：1, Ball-milling Time is 4h.
Sintering pressure is 20Mpa, and sintering temperature is 420 DEG C.
Claims (5)
- A kind of 1. preparation method of double scale SiC particulate reinforced aluminum matrix composites, it is characterised in that：Comprise the following steps：Step 1：Matrices of composite material be average grain diameter 40um Al-Si series alloy powders (17.75%Si, 1.16%Fe, 0.312%Mg, 0.005%Cu), enhancing is mutually 3%, particle diameter 60nmSiC particles+15%, particle diameter 80umSiC particles；Step 2:Preheating：SiC powder is heated to 700 DEG C and keeps the temperature 1 h, bottled sealing after cooling；Step 3：Ball milling：By nanometer SiC powder and matrix powder batch mixing, vacuum ball milling is carried out to it after batch mixing；Step 4:Secondary ball milling：Secondary vacuum ball milling is carried out after micron SiC particle batch mixing is added into the powder after ball milling；Step 5：Sintering：Above-mentioned mixed-powder is encased in graphite grinding tool, vacuum hotpressing is carried out on vacuum-sintering press, is obtained To composite material.
- 2. such as a kind of preparation method of double scale SiC particulate reinforced aluminum matrix composites of claim 1, it is characterised in that：It is described Ball mill use the planetary vacuum ball mill of XQM-2L types.
- 3. such as a kind of preparation method of double scale SiC particulate reinforced aluminum matrix composites of claim 1, it is characterised in that：It is described Ball-milling medium be Ceramic Balls, 220 r/min of rotating speed, ratio of grinding media to material 15：1, Ball-milling Time is 4h.
- 4. such as a kind of preparation method of double scale SiC particulate reinforced aluminum matrix composites of claim 3, it is characterised in that：It is described Ball milling before need to vacuumize 3min.
- 5. such as a kind of preparation method of double scale SiC particulate reinforced aluminum matrix composites of claim 1, it is characterised in that：It is described Sintering pressure be 20Mpa, sintering temperature is 420 DEG C.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711096425.7A CN107904452A (en) | 2017-11-09 | 2017-11-09 | A kind of preparation method of double scale SiC particulate reinforced aluminum matrix composites |
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| CN201711096425.7A CN107904452A (en) | 2017-11-09 | 2017-11-09 | A kind of preparation method of double scale SiC particulate reinforced aluminum matrix composites |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108893639A (en) * | 2018-07-27 | 2018-11-27 | 常州泰格尔电子材料科技有限公司 | A kind of short route vacuum hot extrusion prepares big ingot shape SiCP/Al composite material blank method |
| CN109759578A (en) * | 2019-01-28 | 2019-05-17 | 华南理工大学 | The 3D printing aluminium-based powder composite and the preparation method and application thereof of two kinds of superfine ceramic particle assembling modifications |
| CN113231647A (en) * | 2021-04-29 | 2021-08-10 | 西安建筑科技大学 | Multi-scale rare earth oxide reinforced low-activation steel and preparation method thereof |
| CN114836661A (en) * | 2022-06-09 | 2022-08-02 | 湖南金天铝业高科技股份有限公司 | Double-scale ceramic particle reinforced aluminum-based composite material and preparation method thereof |
| CN118185525A (en) * | 2024-05-16 | 2024-06-14 | 江苏斯瑞达材料技术股份有限公司 | High-shear-strength thermosetting pressure-sensitive adhesive and preparation method thereof |
-
2017
- 2017-11-09 CN CN201711096425.7A patent/CN107904452A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108893639A (en) * | 2018-07-27 | 2018-11-27 | 常州泰格尔电子材料科技有限公司 | A kind of short route vacuum hot extrusion prepares big ingot shape SiCP/Al composite material blank method |
| CN109759578A (en) * | 2019-01-28 | 2019-05-17 | 华南理工大学 | The 3D printing aluminium-based powder composite and the preparation method and application thereof of two kinds of superfine ceramic particle assembling modifications |
| CN109759578B (en) * | 2019-01-28 | 2021-11-23 | 华南理工大学 | Aluminum-based composite powder for 3D printing assembled and modified by two types of ultrafine ceramic particles and preparation method and application thereof |
| CN113231647A (en) * | 2021-04-29 | 2021-08-10 | 西安建筑科技大学 | Multi-scale rare earth oxide reinforced low-activation steel and preparation method thereof |
| CN114836661A (en) * | 2022-06-09 | 2022-08-02 | 湖南金天铝业高科技股份有限公司 | Double-scale ceramic particle reinforced aluminum-based composite material and preparation method thereof |
| CN116287911A (en) * | 2022-06-09 | 2023-06-23 | 湖南湘投轻材科技股份有限公司 | Double-scale ceramic particle reinforced aluminum matrix composite material and preparation method thereof |
| CN118185525A (en) * | 2024-05-16 | 2024-06-14 | 江苏斯瑞达材料技术股份有限公司 | High-shear-strength thermosetting pressure-sensitive adhesive and preparation method thereof |
| CN118185525B (en) * | 2024-05-16 | 2024-08-06 | 江苏斯瑞达材料技术股份有限公司 | High-shear-strength thermosetting pressure-sensitive adhesive and preparation method thereof |
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