CN107747069A - A kind of aluminum matrix composite and its manufacture method - Google Patents
A kind of aluminum matrix composite and its manufacture method Download PDFInfo
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- CN107747069A CN107747069A CN201711051950.7A CN201711051950A CN107747069A CN 107747069 A CN107747069 A CN 107747069A CN 201711051950 A CN201711051950 A CN 201711051950A CN 107747069 A CN107747069 A CN 107747069A
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- matrix composite
- aluminum matrix
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C47/00—Making alloys containing metallic or non-metallic fibres or filaments
- C22C47/08—Making alloys containing metallic or non-metallic fibres or filaments by contacting the fibres or filaments with molten metal, e.g. by infiltrating the fibres or filaments placed in a mould
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C49/00—Alloys containing metallic or non-metallic fibres or filaments
- C22C49/02—Alloys containing metallic or non-metallic fibres or filaments characterised by the matrix material
- C22C49/04—Light metals
- C22C49/06—Aluminium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C49/00—Alloys containing metallic or non-metallic fibres or filaments
- C22C49/14—Alloys containing metallic or non-metallic fibres or filaments characterised by the fibres or filaments
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- 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)
Abstract
The present invention relates to a kind of aluminum matrix composite and its manufacture method.A kind of aluminum matrix composite, include the component of following parts by weight：The parts by weight of carbon fiber 8 20, the parts by weight of polyvinyl chloride 3 12, the parts by weight of Zinc oxide particles 10 20, the parts by weight of graphite powder 10 30, the parts by weight of nano silicon 8 15.Aluminum matrix composite of the present invention and its manufacture method, have the advantages that manufacture method is simple, heat resistance is good.Inventor has carried out the screening experiment of substantial amounts of component and dosage early stage, is found surprisingly that, technical scheme is by reasonably matching and the combination tool of each component increases significantly the effect of intensity.The heat resistance of aluminum matrix composite material is improved, largely increases its modulus of elasticity and low-expansion coefficient, cost is low, easy to utilize.
Description
Technical field
The invention belongs to aluminum matrix composite manufacturing technology field, more particularly to a kind of aluminum matrix composite and its manufacturer
Method.
Background technology
Obtain enough different particle enhanced aluminum-based composite materials, due to density is low, casting character is excellent, wearability,
High specific strength, good heat conduction, electric conductivity, thermal coefficient of expansion be small, etc. a series of excellent properties, there is potential application prospect
With wide market, the metal-base composites of particle enhancing, the fiber-reinforced metal matrix composite that compares has cost low
Honest and clean, anisotropy is small, is readily synthesized.
When preparing containing carbon fiber, alumina particle enhancing composite, because carbon fiber, alumina particle and aluminium close
Wetability between gold is very poor, and the technological requirement of preparation is higher, mainly there is powder metallurgic method, spray deposition, stirring casting at present
Make method and squeeze casting method.Although existing process preparation method has successfully manufactured composite, it is difficult to industrialize
Production, to further perfect and new technology the main task for being developed into next step research work of existing process, therefore
There is an urgent need to invent a kind of carbon fiber of improvement to a certain extent, alumina particle and Al wetability effective ways in production, this
Invention carries out chemical reaction with villiaumite method salt and silicon-carbide particle and prepares aluminum matrix composite, promotes carbon fiber, alumina particle
Infiltration, improve wellability difference problem of the Al melts to carbon fiber, alumina particle, energy consumption is low, the simple and convenient operation of technique
Cost is low, can be with industrialized production.
The content of the invention
The technical problems to be solved by the invention are in view of the shortcomings of the prior art, there is provided a kind of aluminum matrix composite and its
Manufacture method, to solve at least one of above-mentioned technical problem.
The technical scheme that the present invention solves above-mentioned technical problem is as follows：A kind of aluminum matrix composite, including following parts by weight
Component：Carbon fiber 8-20 parts by weight, polyvinyl chloride 3-12 parts by weight, Zinc oxide particles 10-20 parts by weight, graphite powder 10-30
Parts by weight, nano silicon 8-15 parts by weight.
The beneficial effects of the invention are as follows：Aluminum matrix composite of the present invention, has that manufacture method is simple, heat resistance is good
The advantages that.Inventor has carried out the screening experiment of substantial amounts of component and dosage early stage, is found surprisingly that, technical side of the invention
Case is by reasonably matching and the combination tool of each component increases significantly the effect of intensity.Improve aluminum matrix composite material
The heat resistance of material, its modulus of elasticity and low-expansion coefficient are largely increased, cost is low, easy to utilize.
On the basis of above-mentioned technical proposal, the present invention can also do following improvement.
Further, the component of following parts by weight is included：The parts by weight of carbon fiber 14, the parts by weight of polyvinyl chloride 8, Zinc oxide particles
12 parts by weight, the parts by weight of graphite powder 25, the parts by weight of nano silicon 10.
Further, the particle diameter of the nanometer silicon dioxide particle is 1.0 nanometers to 50 nanometers.
The present invention also provides a kind of manufacture method of above-mentioned aluminum matrix composite, comprises the following steps：
Step 1, prepare material by mass percentage first, by carbon fiber 8-20 parts by weight, polyvinyl chloride 3-12 parts by weight,
Zinc oxide particles 10-20 parts by weight, graphite powder 10-30 parts by weight, nano silicon 8-15 parts by weight are well mixed；
Step 2, in melting furnace by fine aluminium or aluminum alloy melting, by above-mentioned mixed powder after being warming up to 660 DEG C~1500 DEG C
Shape raw material accounts for two kinds of powdery mixed materials of aluminum melt weight 1%-100% or several mixed materials are added fully to stir in stove and melted
After liquid insulation 5-100min, then liquation is skimmed；
Step 3, the liquation agitation after above-mentioned remove slag is cast into various products.
On the basis of above-mentioned technical proposal, the present invention can also do following improvement.
Further, the warming temperature is 700 DEG C, 900 DEG C or 1100 DEG C.
Further, the soaking time is 5min, 15min, 40min or 60min.
Embodiment
The principles and features of the present invention are described below, and the given examples are served only to explain the present invention, is not intended to limit
Determine the scope of the present invention.
A kind of aluminum matrix composite, include the component of following parts by weight：Carbon fiber 8-20 parts by weight, polyvinyl chloride 3-12 weights
Measure part, Zinc oxide particles 10-20 parts by weight, graphite powder 10-30 parts by weight, nano silicon 8-15 parts by weight.The nanometer
The particle diameter of silica dioxide granule is 1.0 nanometers to 50 nanometers.During manufacture, comprise the following steps：Step 1, first by quality percentage
Than preparing material, by carbon fiber 8-20 parts by weight, polyvinyl chloride 3-12 parts by weight, Zinc oxide particles 10-20 parts by weight, graphite powder
10-30 parts by weight, nano silicon 8-15 parts by weight are well mixed；Step 2, pure aluminum or aluminum alloy is melted in melting furnace
Change, above-mentioned mixing powder raw material is accounted for into two kinds of powderies of aluminum melt weight 1%-100% after being warming up to 660 DEG C~1500 DEG C mixes original
In material or several mixed materials addition stove after fully agitation liquation insulation 5-100min, then liquation is skimmed；Step
3, the liquation agitation after above-mentioned remove slag is cast into various products.The warming temperature is 700 DEG C, 900 DEG C or 1100 DEG C.It is described
Soaking time is 5min, 15min, 40min or 60min..
Relative to prior art, aluminum matrix composite of the present invention, it is excellent to have that manufacture method is simple, heat resistance is good etc.
Point.Inventor has carried out the screening experiment of substantial amounts of component and dosage early stage, is found surprisingly that, technical scheme is led to
The combination tool for crossing rational proportioning and each component increases significantly the effect of intensity.Improve aluminum matrix composite material
Heat resistance, its modulus of elasticity and low-expansion coefficient are largely increased, cost is low, easy to utilize.
It is introduced below by specific embodiment.
Embodiment 1
A kind of aluminum matrix composite, including following components by weight percent：Carbon fiber 1.5kg, polyvinyl chloride 0.6kg, zinc oxide
Grain 1kg, graphite powder 2.0kg, nano silicon 1.2kg.During manufacture, each component is weighed by proportioning, is mixed together, the heating
Temperature is 700 DEG C, and the soaking time is 15min.Aluminum matrix composite material is made.
Embodiment 2
A kind of aluminum matrix composite, including following components by weight percent：Carbon fiber 1.4kg, polyvinyl chloride 0.7kg, zinc oxide
Grain 1.2kg, graphite powder 2.1kg, nano silicon 1.0kg.During manufacture, each component is weighed by proportioning, is mixed together, the liter
Temperature is 700 DEG C, and the soaking time is 15min.Aluminum matrix composite material is made.
Embodiment 3
A kind of aluminum matrix composite, including following components by weight percent：Carbon fiber 1.6kg, polyvinyl chloride 1.0kg, zinc oxide
Grain 1kg, graphite powder 1.8kg, nano silicon 0.8kg.During manufacture, each component is weighed by proportioning, is mixed together, the heating
Temperature is 700 DEG C, and the soaking time is 15min.Aluminum matrix composite material is made.
Comparative example 1
The carbon fiber 3kg, polyvinyl chloride 0.1kg, remaining is same as Example 1.
Comparative example 2
The carbon fiber 0.1kg, polyvinyl chloride 5kg, remaining is same as Example 1.
Comparative example 3
The carbon fiber 3kg, polyvinyl chloride 5kg, remaining is same as Example 1.
Comparative example 4
The carbon fiber 0.1kg, polyvinyl chloride 0.1kg, remaining is same as Example 1.
Measure of merit
By embodiment 1-3 and comparative example 1-4,7 groups of aluminum matrix composite materials are fabricated to using identical technique.Every group with
The aluminum matrix composite material that machine extracts 0.5kg is tested.Aluminum matrix composite material is put into modulus of elasticity test
Among instrument, its modulus of elasticity at 20 DEG C is tested.
Test result is as shown in table 1.
Table 1
| Modulus of elasticity (GPa) | |
| Embodiment 1 | 202.3 |
| Embodiment 2 | 192.5 |
| Embodiment 3 | 205.8 |
| Comparative example 1 | 150.2 |
| Comparative example 2 | 131.4 |
| Comparative example 3 | 122.8 |
| Comparative example 4 | 145.6 |
Data in table 1, which can be seen that technical scheme, can improve the bullet of aluminum matrix composite material
Property modulus.
The foregoing is only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent substitution and improvements made etc., it should be included in the scope of the protection.
Claims (6)
1. a kind of aluminum matrix composite, it is characterised in that include the component of following parts by weight：Carbon fiber 8-20 parts by weight, polychlorostyrene
Ethene 3-12 parts by weight, Zinc oxide particles 10-20 parts by weight, graphite powder 10-30 parts by weight, nano silicon 8-15 weight
Part.
2. a kind of aluminum matrix composite according to claim 1, it is characterised in that include the component of following parts by weight：Carbon is fine
Tie up 14 parts by weight, the parts by weight of polyvinyl chloride 8, the parts by weight of Zinc oxide particles 12, the parts by weight of graphite powder 25, the weight of nano silicon 10
Measure part.
A kind of 3. aluminum matrix composite according to claim 1, it is characterised in that the particle diameter of the nanometer silicon dioxide particle
For 1.0 nanometers to 50 nanometers.
4. a kind of manufacture method of the aluminum matrix composite as described in claim any one of 1-3, it is characterised in that including following step
Suddenly：
Step 1, material is prepared by mass percentage first, by carbon fiber 8-20 parts by weight, polyvinyl chloride 3-12 parts by weight, oxidation
Zinc particle 10-20 parts by weight, graphite powder 10-30 parts by weight, nano silicon 8-15 parts by weight are well mixed；
Step 2, it is after being warming up to 660 DEG C~1500 DEG C that above-mentioned mixing powdery is former by fine aluminium or aluminum alloy melting in melting furnace
Material accounts for two kinds of powdery mixed materials of aluminum melt weight 1%-100% or several mixed materials add fully agitation liquation in stove and protected
After warm 5-100mi n, then liquation is skimmed；
Step 3, the liquation agitation after above-mentioned remove slag is cast into various products.
5. a kind of manufacture method of aluminum matrix composite according to claim 4, it is characterised in that the warming temperature is
700 DEG C, 900 DEG C or 1100 DEG C.
6. a kind of manufacture method of aluminum matrix composite according to claim 4, it is characterised in that the soaking time is
5mi n, 15mi n, 40mi n or 60mi n.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711051950.7A CN107747069A (en) | 2017-10-30 | 2017-10-30 | A kind of aluminum matrix composite and its manufacture method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711051950.7A CN107747069A (en) | 2017-10-30 | 2017-10-30 | A kind of aluminum matrix composite and its manufacture method |
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| CN107747069A true CN107747069A (en) | 2018-03-02 |
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| CN201711051950.7A Pending CN107747069A (en) | 2017-10-30 | 2017-10-30 | A kind of aluminum matrix composite and its manufacture method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108559929A (en) * | 2018-05-29 | 2018-09-21 | 合肥智慧龙图腾知识产权股份有限公司 | A kind of body of a motor car aluminium base light material and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1924073A (en) * | 2006-09-25 | 2007-03-07 | 哈尔滨工业大学 | Amorphous carbon fiber aluminium based composite material and preparation method thereof |
| CN105695808A (en) * | 2016-04-25 | 2016-06-22 | 莒南县美达电力实业有限公司 | Aluminum alloy wire |
-
2017
- 2017-10-30 CN CN201711051950.7A patent/CN107747069A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1924073A (en) * | 2006-09-25 | 2007-03-07 | 哈尔滨工业大学 | Amorphous carbon fiber aluminium based composite material and preparation method thereof |
| CN105695808A (en) * | 2016-04-25 | 2016-06-22 | 莒南县美达电力实业有限公司 | Aluminum alloy wire |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108559929A (en) * | 2018-05-29 | 2018-09-21 | 合肥智慧龙图腾知识产权股份有限公司 | A kind of body of a motor car aluminium base light material and preparation method thereof |
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Application publication date: 20180302 |