CN101012518A - Preparation method of aluminium-based porous composite material with micro confined hole - Google Patents
Preparation method of aluminium-based porous composite material with micro confined hole Download PDFInfo
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- CN101012518A CN101012518A CN 200710071780 CN200710071780A CN101012518A CN 101012518 A CN101012518 A CN 101012518A CN 200710071780 CN200710071780 CN 200710071780 CN 200710071780 A CN200710071780 A CN 200710071780A CN 101012518 A CN101012518 A CN 101012518A
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- porous composite
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- 239000002131 composite material Substances 0.000 title claims abstract description 45
- 239000004411 aluminium Substances 0.000 title claims abstract description 41
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 41
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 41
- 238000002360 preparation method Methods 0.000 title claims description 40
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 33
- 238000010438 heat treatment Methods 0.000 claims abstract description 26
- 239000002245 particle Substances 0.000 claims abstract description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 14
- 238000007667 floating Methods 0.000 claims description 12
- 239000010881 fly ash Substances 0.000 claims description 12
- 239000011521 glass Substances 0.000 claims description 12
- 239000011324 bead Substances 0.000 claims description 11
- 238000005266 casting Methods 0.000 claims description 8
- 238000009413 insulation Methods 0.000 claims description 8
- 238000012856 packing Methods 0.000 claims description 8
- 229910052757 nitrogen Inorganic materials 0.000 claims description 7
- 239000012535 impurity Substances 0.000 claims description 6
- 239000004615 ingredient Substances 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 6
- 239000011148 porous material Substances 0.000 description 9
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 239000003795 chemical substances by application Substances 0.000 description 4
- 238000005187 foaming Methods 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000011157 advanced composite material Substances 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 239000008204 material by function Substances 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 238000009716 squeeze casting Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The invention discloses a making method of aluminium-based porous composite material with micro-closing hole, which comprises the following steps: (1) filling through hollow particle; (2) placing aluminium alloy; (3) heating; (4) insulating; (5) stripping mould; obtaining the product.
Description
Technical field
The present invention relates to a kind of preparation method of aluminium-based porous composite material.
Background technology
Porous metal are a kind of advanced composite materials of being made up of metallic matrix and pore, the porous special construction of its uniqueness makes it have the performance of many excellences, not only have can weld, can conduct electricity, general metal properties such as extending, and demonstrate self-character at aspects such as bump energy-absorbing, damping shock absorption, noise elimination noise reduction, electromagnetic shielding, heat insulation, heat exchange, have the characteristics of structured material and functional materials concurrently.Porous metal are divided into two kinds of through hole and closed poress from structure, unicellular structure can be by the hollow packing method or by liquid foaming preparation, liquid foaming is the preparation method of the closed pore porous metal used always, comprises that mainly direct introducing gas and whipping agent decompose the two kinds of methods of gas that produce.Existing for the main preparation methods of closed pore aluminium-based porous composite material such as stirring casting method, vacuum pressed method of impregnation and squeeze casting method needs to apply external pressure, needs and adds penetration-assisting agent and preparation method's complexity, problem that cost is high in the Composite Preparation process.
Summary of the invention
The present invention needs to apply external pressure, needs and adds penetration-assisting agent and preparation method's complexity, problem that cost is high in order to solve the preparation method of existing closed pore aluminium-based porous composite material, to exist in the Composite Preparation process.A kind of preparation method who contains the aluminium-based porous composite material of micro confined hole realizes by following steps: (one) hollow body particle packing: with 8～12g mean diameter is that 0.05～2mm, intracavity diameter are that the flyash floating matter of 0.01～1.5mm or hollow glass bead are packed in the mold cavity and compacting; (2) placing aluminium alloy: 20～30g aluminium alloy is placed on mold cavity inner hollow body particulate top; (3) heating: will be equipped with that aluminium alloy and hollow body particulate mould put into High Temperature Furnaces Heating Apparatus and feed purity is 99.99% nitrogen, High Temperature Furnaces Heating Apparatus is heated to 800～1200 ℃ then; (4) insulation: keep temperature 1～6h at 800～1200 ℃; (5) demoulding: mould is cooled to room temperature with holding furnace, and the demoulding and take out ingot casting then obtains containing the aluminium-based porous composite material of micro confined hole.The aluminium-based porous composite material that contains micro confined hole of the present invention preparation is the multifunctional composite that the porosity characteristic with the strengthening mechanism of matrix material and foaming metal is integrated in one, the aluminium alloy spontaneous infiltration is gone in the hollow ball particle prefabricated component to be composited, make matrix material with interior void and duricrust wall, shell wall is made of cellular ceramic, can obtain from the industrial coal waste residue.This material has had special multi-factor structure, has possessed particulate reinforced composite and foamed aluminium common feature, and hollow ball size, shape, volume fraction parameter are flexible, and the designability of vesicular structure is very strong.The preparation method who contains the aluminium-based porous composite material of micro confined hole among the present invention does not need to apply any external pressure in preparation process, do not need to add any penetration-assisting agent, preparation method's operating procedure of the aluminium-based porous composite material that contains micro confined hole among the present invention is simple, floating object in water is obturator with hollow granulated glass sphere or flyash in the present invention, and is with low cost.
Description of drawings
Fig. 1 is the optical texture figure of the aluminium-based porous composite material that contains micro confined hole of embodiment 11 preparations.
Embodiment
Embodiment one: a kind of preparation method who contains the aluminium-based porous composite material of micro confined hole realizes by following steps in the present embodiment: (one) hollow body particle packing: with 8～12g mean diameter is that 0.05～2mm, intracavity diameter are that the flyash floating matter of 0.01～1.5mm or hollow glass bead are packed in the mold cavity and compacting; (2) placing aluminium alloy: 20～30g aluminium alloy is placed on mold cavity inner hollow body particulate top; (3) heating: will be equipped with that aluminium alloy and hollow body particulate mould put into High Temperature Furnaces Heating Apparatus and feed purity is 99.99% nitrogen, High Temperature Furnaces Heating Apparatus is heated to 800～1200 ℃ then; (4) insulation: keep temperature 1～6h at 800～1200 ℃; (5) demoulding: mould is cooled to room temperature with holding furnace, and the demoulding and take out ingot casting then obtains containing the aluminium-based porous composite material of micro confined hole.
Micro pore volume content is 40～60% in the aluminium-based porous composite material that contains micro confined hole of present embodiment preparation.
Embodiment two: the difference of present embodiment and embodiment one is: in the step () be that 0.1～1.2mm, intracavity diameter are that the flyash floating matter of 0.05～1mm or hollow glass bead are packed in the mold cavity and compacting with 9～11g mean diameter.Other step is identical with embodiment one.
Embodiment three: the difference of present embodiment and embodiment one is: in the step () be that 1mm, intracavity diameter are that the flyash floating matter of 0.8mm or hollow glass bead are packed in the mold cavity and compacting with the 10g mean diameter.Other step is identical with embodiment one.
Embodiment four: the difference of present embodiment and embodiment one is: the chemical ingredients of aluminium alloy is the Si of 10～20wt.% according to weight percent in the step (two), the Mg of 5～10wt.%, the Al of 69.9～84.5wt.% and the impurity of surplus.Other step is identical with embodiment one.
Embodiment five: the difference of present embodiment and embodiment one is: in the step (two) 22～28g aluminium alloy is placed on above the mold cavity inner hollow body particulate.Other step is identical with embodiment one.
Embodiment six: the difference of present embodiment and embodiment one is: in the step (two) the 25g aluminium alloy is placed on above the mold cavity inner hollow body particulate.Other step is identical with embodiment one.
Embodiment seven: the difference of present embodiment and embodiment one is: in the step (three) High Temperature Furnaces Heating Apparatus is heated to 900～1100 ℃.Other step is identical with embodiment one.
Embodiment eight: the difference of present embodiment and embodiment one is: in the step (three) High Temperature Furnaces Heating Apparatus is heated to 1000 ℃.Other step is identical with embodiment one.
Embodiment nine: the difference of present embodiment and embodiment one is: kept temperature 3～5 hours at 900～1100 ℃ in the step (four).Other step is identical with embodiment one.
Embodiment ten: the difference of present embodiment and embodiment one is: kept temperature 1.2 hours at 1000 ℃ in the step (four).Other step is identical with embodiment one.
Embodiment 11: a kind of preparation method who contains the aluminium-based porous composite material of micro confined hole realizes by following steps in the present embodiment: (one) hollow body particle packing: with the 10g mean diameter is that 0.1mm, intracavity diameter are that the flyash floating matter of 0.05mm or hollow glass bead are packed in the mold cavity and compacting; (2) placing aluminium alloy: the 20g aluminium alloy is placed on mold cavity inner hollow body particulate top; (3) heating: will be equipped with that aluminium alloy and hollow body particulate mould put into High Temperature Furnaces Heating Apparatus and feed purity is 99.99% nitrogen, High Temperature Furnaces Heating Apparatus is heated to 1000 ℃ then; (4) insulation: keep temperature 2h at 1000 ℃; (5) demoulding: mould is cooled to room temperature with holding furnace, and the demoulding and take out ingot casting then obtains containing the aluminium-based porous composite material of micro confined hole.The chemical ingredients of aluminium alloy is the Si of 18wt.% according to weight percent in the present embodiment, the Mg of 6wt.%, the Al of 75wt.% and the impurity of surplus.
Micro pore volume content is 45% in the aluminium-based porous composite material that contains micro confined hole of present embodiment preparation.The optical texture figure of the aluminium-based porous composite material that contains micro confined hole of present embodiment preparation is as shown in Figure 1: the microstructure of composite of preparation evenly, inside contains the dead front type micropore.
Embodiment 12: a kind of preparation method who contains the aluminium-based porous composite material of micro confined hole realizes by following steps in the present embodiment: (one) hollow body particle packing: with the 12g mean diameter is that 1mm, intracavity diameter are that the flyash floating matter of 0.8mm or hollow glass bead are packed in the mold cavity and compacting; (2) placing aluminium alloy: the 20g aluminium alloy is placed on mold cavity inner hollow body particulate top; (3) heating: will be equipped with that aluminium alloy and hollow body particulate mould put into High Temperature Furnaces Heating Apparatus and feed purity is 99.99% nitrogen, High Temperature Furnaces Heating Apparatus is heated to 800 ℃ then; (4) insulation: keep temperature 4h at 800 ℃; (5) demoulding: mould is cooled to room temperature with holding furnace, and the demoulding and take out ingot casting then obtains containing the aluminium-based porous composite material of micro confined hole.The chemical ingredients of aluminium alloy is the Si of 12wt.% according to weight percent in the present embodiment, the Mg of 10wt.%, the Al of 77wt.% and the impurity of surplus.
Micro pore volume content is 55% in the aluminium-based porous composite material that contains micro confined hole of present embodiment preparation.
Embodiment 13: a kind of preparation method who contains the aluminium-based porous composite material of micro confined hole realizes by following steps in the present embodiment: (one) hollow body particle packing: with the 12g mean diameter is that 2mm, intracavity diameter are that the flyash floating matter of 1.5mm or hollow glass bead are packed in the mold cavity and compacting; (2) placing aluminium alloy: the 20g aluminium alloy is placed on mold cavity inner hollow body particulate top; (3) heating: will be equipped with that aluminium alloy and hollow body particulate mould put into High Temperature Furnaces Heating Apparatus and feed purity is 99.99% nitrogen, High Temperature Furnaces Heating Apparatus is heated to 1100 ℃ then; (4) insulation: keep temperature 1h at 1100 ℃; (5) demoulding: mould is cooled to room temperature with holding furnace, and the demoulding and take out ingot casting then obtains containing the aluminium-based porous composite material of micro confined hole.The chemical ingredients of aluminium alloy is the Si of 20wt.% according to weight percent in the present embodiment, the Mg of 5wt.%, the Al of 74wt.% and the impurity of surplus.
Micro pore volume content is 60% in the aluminium-based porous composite material that contains micro confined hole of present embodiment preparation.
Embodiment 14: a kind of preparation method who contains the aluminium-based porous composite material of micro confined hole realizes by following steps in the present embodiment: (one) hollow body particle packing: with the 8g mean diameter is that 0.05mm, intracavity diameter are that the flyash floating matter of 0.01mm or hollow glass bead are packed in the mold cavity and compacting; (2) placing aluminium alloy: the 25g aluminium alloy is placed on mold cavity inner hollow body particulate top; (3) heating: will be equipped with that aluminium alloy and hollow body particulate mould put into High Temperature Furnaces Heating Apparatus and feed purity is 99.99% nitrogen, High Temperature Furnaces Heating Apparatus is heated to 1200 ℃ then; (4) insulation: keep temperature 6h at 1200 ℃; (5) demoulding: mould is cooled to room temperature with holding furnace, and the demoulding and take out ingot casting then obtains containing the aluminium-based porous composite material of micro confined hole.The chemical ingredients of aluminium alloy is the Si of 10wt.% according to weight percent in the present embodiment, the Mg of 8wt.%, the Al of 81wt.% and the impurity of surplus.
Micro pore volume content is 40% in the aluminium-based porous composite material that contains micro confined hole of present embodiment preparation.
Claims (10)
1, a kind of preparation method who contains the aluminium-based porous composite material of micro confined hole, the preparation method who it is characterized in that containing the aluminium-based porous composite material of micro confined hole realizes by following steps: (one) hollow body particle packing: with 8～12g mean diameter is that 0.05～2mm, intracavity diameter are that the flyash floating matter of 0.01～1.5mm or hollow glass bead are packed in the mold cavity and compacting; (2) placing aluminium alloy: 20～30g aluminium alloy is placed on mold cavity inner hollow body particulate top; (3) heating: will be equipped with that aluminium alloy and hollow body particulate mould put into High Temperature Furnaces Heating Apparatus and feed purity is 99.99% nitrogen, High Temperature Furnaces Heating Apparatus is heated to 800～1200 ℃ then; (4) insulation: keep temperature 1～6h at 800～1200 ℃; (5) demoulding: mould is cooled to room temperature with holding furnace, and the demoulding and take out ingot casting then obtains containing the aluminium-based porous composite material of micro confined hole.
2, a kind of preparation method who contains the aluminium-based porous composite material of micro confined hole according to claim 1 is characterized in that in the step () with 9～11g mean diameter being that 0.1～1.2mm, intracavity diameter are that the flyash floating matter of 0.05～1mm or hollow glass bead are packed in the mold cavity and compacting.
3, a kind of preparation method who contains the aluminium-based porous composite material of micro confined hole according to claim 1 is characterized in that in the step () with the 10g mean diameter being that 1mm, intracavity diameter are that the flyash floating matter of 0.8mm or hollow glass bead are packed in the mold cavity and compacting.
4, a kind of preparation method who contains the aluminium-based porous composite material of micro confined hole according to claim 1, the chemical ingredients that it is characterized in that aluminium alloy in the step (two) is the Si of 10～20wt.% according to weight percent, the Mg of 5～10wt.%, the Al of 69.9～84.5wt.% and the impurity of surplus.
5, a kind of preparation method who contains the aluminium-based porous composite material of micro confined hole according to claim 1 is characterized in that in the step (two) 22～28g aluminium alloy being placed on above the mold cavity inner hollow body particulate.
6, a kind of preparation method who contains the aluminium-based porous composite material of micro confined hole according to claim 1 is characterized in that in the step (two) the 25g aluminium alloy being placed on above the mold cavity inner hollow body particulate.
7, a kind of preparation method who contains the aluminium-based porous composite material of micro confined hole according to claim 1 is characterized in that in the step (three) High Temperature Furnaces Heating Apparatus being heated to 900～1100 ℃.
8, a kind of preparation method who contains the aluminium-based porous composite material of micro confined hole according to claim 1 is characterized in that in the step (three) High Temperature Furnaces Heating Apparatus being heated to 1000 ℃.
9, a kind of preparation method who contains the aluminium-based porous composite material of micro confined hole according to claim 1 is characterized in that keeping temperature 3～5 hours at 900～1100 ℃ in the step (four).
10, a kind of preparation method who contains the aluminium-based porous composite material of micro confined hole according to claim 1 is characterized in that keeping temperature 1.2 hours at 1000 ℃ in the step (four).
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Cited By (11)
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| CN101560615B (en) * | 2009-05-15 | 2011-01-19 | 西安理工大学 | Method for preparing metallic hollow microsphere powder |
| CN102478984A (en) * | 2010-11-30 | 2012-05-30 | 汉王科技股份有限公司 | Piezoelectric positioning electronic device capable of reducing noise interference |
| CN103807592A (en) * | 2014-01-21 | 2014-05-21 | 燕山大学 | Metal hollow ball/polymer composite material integrated component |
| CN104498759A (en) * | 2014-12-02 | 2015-04-08 | 同济大学 | Preparation method of hybrid hollow sphere metal-matrix lightweight composite material |
| CN104762511A (en) * | 2015-03-23 | 2015-07-08 | 蚌埠市鸿安精密机械有限公司 | Fly ash aluminium-based composite material with high antistatic property and preparation method thereof |
| CN105642898A (en) * | 2016-01-14 | 2016-06-08 | 哈尔滨工程大学 | Method for manufacturing sealed-hole-structure metal-based material through 3D laser printing technology |
| RU2618299C1 (en) * | 2015-11-13 | 2017-05-03 | Федеральное государственное автономное образовательное учреждение высшего образования "Национальный исследовательский технологический университет "МИСиС" | Method of obtaining a precursor for the manufacture of clad foam aluminium |
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- 2007-02-12 CN CNB2007100717809A patent/CN100418672C/en not_active Expired - Fee Related
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| CN102478984A (en) * | 2010-11-30 | 2012-05-30 | 汉王科技股份有限公司 | Piezoelectric positioning electronic device capable of reducing noise interference |
| CN103807592A (en) * | 2014-01-21 | 2014-05-21 | 燕山大学 | Metal hollow ball/polymer composite material integrated component |
| CN104498759B (en) * | 2014-12-02 | 2016-08-24 | 同济大学 | A kind of preparation method mixing hollow ball Metal Substrate light composite material |
| CN104498759A (en) * | 2014-12-02 | 2015-04-08 | 同济大学 | Preparation method of hybrid hollow sphere metal-matrix lightweight composite material |
| CN104762511A (en) * | 2015-03-23 | 2015-07-08 | 蚌埠市鸿安精密机械有限公司 | Fly ash aluminium-based composite material with high antistatic property and preparation method thereof |
| RU2618299C1 (en) * | 2015-11-13 | 2017-05-03 | Федеральное государственное автономное образовательное учреждение высшего образования "Национальный исследовательский технологический университет "МИСиС" | Method of obtaining a precursor for the manufacture of clad foam aluminium |
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