CN104762509A - Fly ash aluminium-based composite material used for communication engineering and preparation method thereof - Google Patents
Fly ash aluminium-based composite material used for communication engineering and preparation method thereof Download PDFInfo
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- CN104762509A CN104762509A CN201510125213.1A CN201510125213A CN104762509A CN 104762509 A CN104762509 A CN 104762509A CN 201510125213 A CN201510125213 A CN 201510125213A CN 104762509 A CN104762509 A CN 104762509A
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- fly ash
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- composite material
- communication engineering
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- 239000010881 fly ash Substances 0.000 title claims abstract description 38
- 239000002131 composite material Substances 0.000 title claims abstract description 19
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 17
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 17
- 238000004891 communication Methods 0.000 title claims abstract description 15
- 239000004411 aluminium Substances 0.000 title abstract 2
- 238000002360 preparation method Methods 0.000 title description 7
- 238000012407 engineering method Methods 0.000 title description 4
- 239000000843 powder Substances 0.000 claims abstract description 18
- 239000004005 microsphere Substances 0.000 claims abstract description 17
- 229910000861 Mg alloy Inorganic materials 0.000 claims abstract description 14
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 12
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000000292 calcium oxide Substances 0.000 claims abstract description 12
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 12
- 239000010703 silicon Substances 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 11
- GANNOFFDYMSBSZ-UHFFFAOYSA-N [AlH3].[Mg] Chemical compound [AlH3].[Mg] GANNOFFDYMSBSZ-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000012153 distilled water Substances 0.000 claims abstract description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 9
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 8
- 239000004372 Polyvinyl alcohol Substances 0.000 claims abstract description 7
- 229920002451 polyvinyl alcohol Polymers 0.000 claims abstract description 7
- 239000002994 raw material Substances 0.000 claims abstract description 4
- 239000011159 matrix material Substances 0.000 claims description 18
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 229910052749 magnesium Inorganic materials 0.000 claims description 3
- 239000011777 magnesium Substances 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 230000007935 neutral effect Effects 0.000 claims description 3
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 238000005245 sintering Methods 0.000 claims description 3
- 239000007921 spray Substances 0.000 claims description 3
- 239000001117 sulphuric acid Substances 0.000 claims description 3
- 235000011149 sulphuric acid Nutrition 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 238000009776 industrial production Methods 0.000 abstract description 2
- 238000007493 shaping process Methods 0.000 abstract 1
- SNAAJJQQZSMGQD-UHFFFAOYSA-N aluminum magnesium Chemical compound [Mg].[Al] SNAAJJQQZSMGQD-UHFFFAOYSA-N 0.000 description 4
- 239000000835 fiber Substances 0.000 description 4
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 239000013307 optical fiber Substances 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 231100000481 chemical toxicant Toxicity 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Powder Metallurgy (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention discloses a fly ash aluminium-based composite material used for communication engineering, which comprises the following raw materials by weight part: 4-6 parts of silicon microsphere, 4-5 parts of calcium oxide, 5-25 parts of fly ash microsphere, 65-85 parts of aluminium magnesium alloy powder, 4-6 parts of lithium powder, 4-6 parts of copper powder, 0.5-1.1 parts of polyvinyl alcohol and a proper amount of distilled water. The added silicon microsphere can enhance the material hardness and reduce the thermal expansion coefficient, and the added calcium oxide can increase the refractiveness of the composite material. The composite material has the advantages of simple process and low cost, and is suitable for large scale industrial production. The composite material has good mechanical properties and shaping capability, and can be widely used for high-intensity and high-modulus parts with complex shapes.
Description
Technical field
The present invention relates to technical field of new material preparation, particularly relate to a kind of flyash aluminum matrix composite for communication engineering and preparation method thereof.
Background technology
The light conduction instrument that optical fiber is total reflection principle in a kind of fiber utilizing light to make at glass or plastics and reaches, has a wide range of applications in the communications field.In the construction and maintenance process of fibre optic installations, often need to carry out the operation such as welding, fiber stripping to optical fiber, need to use different types of equipment.The submount material of these equipment adopts aluminum alloy materials usually, the performance such as its intensity, hardness, wear-resisting, heat-resisting and heat conduction is relevant with the metallic substance of interpolation, cost performance is not high, expensive, current people can not be met to a series of requirements such as fiber plant base humidity, high rigidity, high strength, fire-retardant, heat conduction, heat-resisting, fire prevention.Flyash is one of industrial residue that the current discharge capacity of China is larger, and along with the development of power industry, the flyash quantity discharged of coal-burning power plant increases year by year, and a large amount of flyash does not add process, can produce airborne dust, atmosphere pollution; Entering water system then can cause river to silt up, and toxic chemical substance wherein also can work the mischief to human body and biology.At present, the domestic comprehensive utilization aspect research to flyash is many, but the rare report of the research preparing aluminum matrix composite aspect using flyash as enhanced granule.
Flyash, as the weighting material of aluminium alloy, reduces price and the density of matrix material, and adds weather resistance, abrasion resistance, intensity, rigidity, many performances such as heat-resisting, anticorrosive.But flyash diffustivity in aluminum-based matrix is bad, wettability is poor, and traditional its preparation process easily produces pore, bonding surface is insecure, affects the mechanical property of material, mechanical strength, weather resistance, rub and examine the performance such as coefficient and coefficient of thermal expansion.In order to solve this difficult problem, finding more applicable its preparation process and being undoubtedly an effective approach.
Summary of the invention
The object of this invention is to provide a kind of flyash aluminum matrix composite for communication engineering and preparation method thereof.
In order to realize object of the present invention, the present invention is by following scheme implementation:
For a flyash aluminum matrix composite for communication engineering, be made up of the raw material of following weight part: silicon microballoon 4-6, calcium oxide 4-5, fly ash micro-sphere 5-25, aluminium-magnesium alloy powder 65-85, lithium powder 4-6, copper powder 4-6, polyvinyl alcohol 0.5-1.1, distilled water are appropriate;
A kind of flyash aluminum matrix composite for communication engineering of the present invention, be made up of following concrete steps:
(1) fly ash micro-sphere is immersed in 2-3 hour in the sulphuric acid soln of 10mol/l, then becomes neutral post-drying with distilled water wash surface, then utilized by copper metalikon atomised jet in spray gun to the fly ash micro-sphere surface of drying, to form one deck coating;
(2) silicon microballoon and calcium oxide are calcined 1-2 hour under 500-600 ° of C, again the fly ash micro-sphere of silicon microballoon, calcium oxide, aluminium-magnesium alloy powder, lithium powder and step (1) is mixed 2-4 hour in mixer, and then add polyvinyl alcohol and appropriate distilled water mix and blend formation hygrometric state compound, add after continuing mechanically mixing 2-3 hour again and be pressed into prefabricated component, dry for standby;
(3) prefabricated component is placed in tube furnace, passes into nitrogen, temperature is increased to 300-500 ° of C, keep 0.5-1 hour, then temperature is increased to 550-580 ° of C, high temperature sintering 2-3 hour, furnace cooling.
A kind of flyash aluminum matrix composite for communication engineering of the present invention, in described aluminium-magnesium alloy powder, the weight percent of magnesium is 3%-5%.
Advantage of the present invention is: the present invention's acid makes specific surface area increase to fly ash micro-sphere surface corrosion process, add and the consistency of aluminum magnesium alloy and the tensile strength improving matrix material in copper coating process, and the lithium powder added in aluminum magnesium alloy and copper powder, reduce interface performance, enhance the wettability with fly ash micro-sphere, solve flyash dispersed bad in aluminum magnesium alloy, the problem of wettability difference, the silicon microballoon added has strongthener hardness, reduce the effect of thermal expansivity, the calcium oxide added can improve the resistivity against fire of matrix material, it is simple that the present invention also has technique, cost is low, be suitable for the advantage of large-scale industrial production.The present invention has good mechanical property and crystallized ability, can be widely used on the complex shape part of requirement high strength, high-modulus.
Specific embodiments
Below by specific examples, the present invention is described in detail.
For a flyash aluminum matrix composite for communication engineering, be made up of the raw material of following weight part (kilogram): silicon microballoon 5, calcium oxide 4, fly ash micro-sphere 15, aluminium-magnesium alloy powder 70, lithium powder 4, copper powder 3, polyvinyl alcohol 0.6, distilled water are appropriate;
A kind of flyash aluminum matrix composite for communication engineering of the present invention, be made up of following concrete steps:
(1) fly ash micro-sphere to be immersed in the sulphuric acid soln of 10mol/l 2 hours, then to become neutral post-drying with distilled water wash surface, then copper is utilized metalikon in spray gun atomised jet to the fly ash micro-sphere surface of drying, formation one deck coating;
(2) silicon microballoon and calcium oxide are calcined 1 hour under 600 ° of C, again the fly ash micro-sphere of silicon microballoon, calcium oxide, aluminium-magnesium alloy powder, lithium powder and step (1) is mixed 2 hours in mixer, and then add polyvinyl alcohol and appropriate distilled water mix and blend formation hygrometric state compound, continue mechanically mixing again to add after 2 hours and be pressed into prefabricated component, dry for standby;
(3) prefabricated component is placed in tube furnace, passes into nitrogen, temperature is increased to 500 ° of C, keep 1 hour, then temperature is increased to 570 ° of C, high temperature sintering 2 hours, furnace cooling.
A kind of flyash aluminum matrix composite for communication engineering of the present invention, in described aluminium-magnesium alloy powder, the weight percent of magnesium is 4%.
Flyash Wear Resistance of Aluminum Matrix Composite average specific base aluminum magnesium alloy in the present embodiment is high by 52.5%, tensile strength mean height 7.9%, unit elongation mean height 15.5%.
Claims (3)
1. the flyash aluminum matrix composite for communication engineering, it is characterized in that, be made up of the raw material of following weight part: silicon microballoon 4-6, calcium oxide 4-5, fly ash micro-sphere 5-25, aluminium-magnesium alloy powder 65-85, lithium powder 4-6, copper powder 4-6, polyvinyl alcohol 0.5-1.1, distilled water are appropriate.
2. a kind of flyash aluminum matrix composite for communication engineering according to claim 1, is characterized in that, be made up of following concrete steps:
(1) fly ash micro-sphere is immersed in 2-3 hour in the sulphuric acid soln of 10mol/l, then becomes neutral post-drying with distilled water wash surface, then utilized by copper metalikon atomised jet in spray gun to the fly ash micro-sphere surface of drying, to form one deck coating;
(2) silicon microballoon and calcium oxide are calcined 1-2 hour under 500-600 ° of C, again the fly ash micro-sphere of silicon microballoon, calcium oxide, aluminium-magnesium alloy powder, lithium powder and step (1) is mixed 2-4 hour in mixer, and then add polyvinyl alcohol and appropriate distilled water mix and blend formation hygrometric state compound, add after continuing mechanically mixing 2-3 hour again and be pressed into prefabricated component, dry for standby;
(3) prefabricated component is placed in tube furnace, passes into nitrogen, temperature is increased to 300-500 ° of C, keep 0.5-1 hour, then temperature is increased to 550-580 ° of C, high temperature sintering 2-3 hour, furnace cooling.
3. a kind of flyash aluminum matrix composite for communication engineering according to claim 1-2, it is characterized in that, in described aluminium-magnesium alloy powder, the weight percent of magnesium is 3%-5%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510125213.1A CN104762509A (en) | 2015-03-23 | 2015-03-23 | Fly ash aluminium-based composite material used for communication engineering and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510125213.1A CN104762509A (en) | 2015-03-23 | 2015-03-23 | Fly ash aluminium-based composite material used for communication engineering and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104762509A true CN104762509A (en) | 2015-07-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510125213.1A Pending CN104762509A (en) | 2015-03-23 | 2015-03-23 | Fly ash aluminium-based composite material used for communication engineering and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104762509A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1339417A (en) * | 2001-09-21 | 2002-03-13 | 谭又亭 | Process for producing hollow micro bead/aluminium based composite material |
| CN103320633A (en) * | 2013-06-08 | 2013-09-25 | 江苏大学 | Preparation method of aluminum-based composite material with low thermal expansion coefficient |
| CN104388758A (en) * | 2014-10-24 | 2015-03-04 | 苏州莱特复合材料有限公司 | Self-lubrication material for aluminum base solid of powder metallurgy |
-
2015
- 2015-03-23 CN CN201510125213.1A patent/CN104762509A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1339417A (en) * | 2001-09-21 | 2002-03-13 | 谭又亭 | Process for producing hollow micro bead/aluminium based composite material |
| CN103320633A (en) * | 2013-06-08 | 2013-09-25 | 江苏大学 | Preparation method of aluminum-based composite material with low thermal expansion coefficient |
| CN104388758A (en) * | 2014-10-24 | 2015-03-04 | 苏州莱特复合材料有限公司 | Self-lubrication material for aluminum base solid of powder metallurgy |
Non-Patent Citations (3)
| Title |
|---|
| 曹银南: "粉煤灰/Al合金复合材料的制备及摩擦磨损性能研究", 《中国优秀硕士学位论文全文数据库工程科技I辑》 * |
| 王庆平等: "粉煤灰/铝-镁合金复合材料的微观组织及摩擦磨损性能", 《中国有色金属学报》 * |
| 蒋爱蓉等: "粉煤灰微珠增强铝基复合材料的研究", 《铸造》 * |
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| C06 | Publication | ||
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Application publication date: 20150708 |
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| RJ01 | Rejection of invention patent application after publication |