CN104131186A - Method for preparing aluminum-based composite material subjected to enhanced particle-copper alloy interface compatibility treatment - Google Patents
Method for preparing aluminum-based composite material subjected to enhanced particle-copper alloy interface compatibility treatment Download PDFInfo
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- CN104131186A CN104131186A CN201410402628.4A CN201410402628A CN104131186A CN 104131186 A CN104131186 A CN 104131186A CN 201410402628 A CN201410402628 A CN 201410402628A CN 104131186 A CN104131186 A CN 104131186A
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- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 24
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 24
- 229910000881 Cu alloy Inorganic materials 0.000 title claims abstract description 22
- 239000002131 composite material Substances 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 title abstract 3
- 239000011159 matrix material Substances 0.000 claims abstract description 60
- 239000002245 particle Substances 0.000 claims abstract description 33
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims abstract description 30
- 239000000956 alloy Substances 0.000 claims abstract description 26
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 24
- 229910010271 silicon carbide Inorganic materials 0.000 claims abstract description 17
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000011787 zinc oxide Substances 0.000 claims abstract description 15
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 13
- 238000002360 preparation method Methods 0.000 claims abstract description 12
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 11
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 7
- 238000007670 refining Methods 0.000 claims abstract description 7
- 239000002994 raw material Substances 0.000 claims abstract description 4
- 239000013078 crystal Substances 0.000 claims description 15
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical group [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 14
- 230000002708 enhancing effect Effects 0.000 claims description 11
- 238000009736 wetting Methods 0.000 claims description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 10
- 229910052802 copper Inorganic materials 0.000 claims description 10
- 239000010949 copper Substances 0.000 claims description 10
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 9
- 238000003756 stirring Methods 0.000 claims description 9
- 239000004411 aluminium Substances 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 5
- 229910052757 nitrogen Inorganic materials 0.000 claims description 5
- 229910052694 Berkelium Inorganic materials 0.000 claims description 4
- 229910000906 Bronze Inorganic materials 0.000 claims description 4
- PWVKJRSRVJTHTR-UHFFFAOYSA-N berkelium atom Chemical compound [Bk] PWVKJRSRVJTHTR-UHFFFAOYSA-N 0.000 claims description 4
- 239000010974 bronze Substances 0.000 claims description 4
- 238000005266 casting Methods 0.000 claims description 4
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 229910052746 lanthanum Inorganic materials 0.000 claims description 4
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 claims description 4
- 229910052727 yttrium Inorganic materials 0.000 claims description 4
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 claims description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 3
- 230000032683 aging Effects 0.000 claims description 3
- UXMNYFGXXUBEPF-UHFFFAOYSA-N copper oxygen(2-) titanium(4+) Chemical compound [O-2].[O-2].[Ti+4].[Ti+4].[Cu+2] UXMNYFGXXUBEPF-UHFFFAOYSA-N 0.000 claims description 3
- 238000010791 quenching Methods 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 239000004576 sand Substances 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- 230000007797 corrosion Effects 0.000 abstract description 3
- 238000005260 corrosion Methods 0.000 abstract description 3
- 238000009826 distribution Methods 0.000 abstract description 2
- WPPDFTBPZNZZRP-UHFFFAOYSA-N aluminum copper Chemical compound [Al].[Cu] WPPDFTBPZNZZRP-UHFFFAOYSA-N 0.000 abstract 1
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 abstract 1
- 229910001018 Cast iron Inorganic materials 0.000 description 9
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 8
- 239000000463 material Substances 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 4
- 229910052759 nickel Inorganic materials 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005728 strengthening Methods 0.000 description 3
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 239000005864 Sulphur Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000006477 desulfuration reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 229910052748 manganese Inorganic materials 0.000 description 2
- 239000011572 manganese Substances 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 229910000676 Si alloy Inorganic materials 0.000 description 1
- 229910010413 TiO 2 Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000005476 size effect Effects 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 238000006557 surface reaction Methods 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000011782 vitamin Substances 0.000 description 1
- 229940088594 vitamin Drugs 0.000 description 1
- 229930003231 vitamin Natural products 0.000 description 1
- 235000013343 vitamin Nutrition 0.000 description 1
- 150000003722 vitamin derivatives Chemical class 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The invention discloses a method for preparing an aluminum-based composite material subjected to enhanced particle-copper alloy interface compatibility treatment. The preparation raw materials comprise 100 weight parts of matrix alloy, 8-10 weight parts of enhanced particles and 0.05-0.08 weight part of refining agent, wherein the matrix alloy selects 75-80 weight parts of cast aluminum alloy ZAlSi8MgBe, 15-20 weight parts of copper alloy Cu20Ni20Mn and 5-8 weight parts of copper alloy Cu20Ni35Mn; the enhanced particles refer to combinations of tungsten carbide, tetrapod-like zinc oxide whiskers, silicon carbide and nanometer titania; and the weight ratio of the four enhanced particles is (4-4.5):(3-3.5):(1-1.5):(2-2.5). The aluminum-copper-based composite material prepared by the method disclosed by the invention is light in weight, high in specific strength, high in specific stiffness and low in thermal expansion coefficient and has high thermal conductivity and high wear and corrosion resistance. Moreover, the preparation is simple, the cost is low, the enhanced phase is in dispersed distribution in the matrix and has isotropy, and the composite material is applied to various complex stress states.
Description
Technical field
The present invention relates to new material technology field, be specifically related to a kind of preparation method of aluminum matrix composite of the particle-compatible processing in copper alloy interface of the enhancing for brake flange.
Background technology
Brake flange is the important component part of brake system of car, and the quality of its braking ability is directly connected to the driving safety of vehicle.Now widely used cast iron brake flange makes its surface temperature up to 600 DEG C because of drag friction heating, and its working-surface temperature is very high and thermograde is large, easily form focus and produce hot tearing, and the wear resistance of cast iron brake flange is poor.In industry, attempt at present replacing cast iron materials Cast brake disc with aluminium alloy, although its lightweight, good heat conductivity, its intensity and hardness are lower, have hindered its application on brake flange; At present part Chinese patent discloses by adding in cast aluminium alloy and has strengthened particle such as silicon carbide improves the mechanical property of aluminum matrix composite, but silicon carbide is as nonmetallic compound, the matrix alloy of melting is not moistening for strengthening particle, and wild phase particle easily and surface reaction easily occurs between matrix alloy, such as silicon carbide and alloy matrix aluminum nonwetting mutually, and silicon carbide is unstable in aluminum alloy melt, to, in aluminium alloy generation chemical reaction, generate unsettled compd A l at interface
4c
3; Because interface is matrix material and important integral part thereof, the combination degree (being consistency) at interface has largely determined the character of matrix material.
Summary of the invention
The invention provides a kind of preparation method of the aluminum matrix composite that strengthens the compatible processing in particle-copper alloy interface, it is as the material of brake flange, can solve existing cast iron brake flange Heavy Weight, poor thermal conductivity, wear no resistance, the easy defect such as hot tearing, can solve existing aluminum matrix composite simultaneously and cause also not satisfactory defect of performance because interface compatibility is poor.
The present invention is achieved by the following technical solutions: raw materials comprises 100 weight part matrix alloies, 8-10 weight part strengthens the refining agent of particle and 0.05-0.08 weight part, described matrix alloy is selected the cast aluminium alloy ZAlSi8MgBe of 75-80 weight part, the copper alloy Cu20Ni20Mn of 15-20 weight part and the copper alloy Cu20Ni35Mn of 5-8 weight part, described enhancing particle is wolfram varbide, four acicular type zinc oxide crystal whisker, the combination of silicon carbide and nano titanium oxide, four kinds of weight ratios that strengthen particle are (4-4.5): (3-3.5): (1-1.5): (2-2.5), described refining agent is mishmetal, and mishmetal is made up of yttrium, berkelium and lanthanum, and three's mass ratio is 1:(0.20-0.22): (0.30-0.32), concrete preparation process is as follows:
(1), in cast aluminium alloy ZAlSi8MgBe, add mishmetal, mix post-heating to 750-800 DEG C of fusing and obtain aluminium base matrix alloy liquation;
(2), to adding enhancing particle in copper alloy Cu20Ni20Mn: four acicular type zinc oxide crystal whisker and wolfram varbide, be mixed and heated to 1050-1100 DEG C and stir and obtain wolfram varbide-ZnOw copper base matrix alloy wetting liquid;
(3), to adding enhancing particle in copper alloy Cu20Ni35Mn: silicon carbide and nano titanium oxide, be mixed and heated to 980-1000 DEG C and stir and obtain silicon carbide-nanometer titanium dioxide titanium copper base matrix alloy wetting liquid;
(4), copper base matrix alloy wetting liquid that step (2), (3) are made respectively joins the aluminium base matrix alloy liquation in step (1), temperature control 1150-1200 DEG C and stir 1-1.5 hour under nitrogen protection; Then resin bonded sand mould casting obtains matrix material;
(5), by matrix material at 600-650 DEG C of solution treated 6-8 hour, quench, then at the 350-400 DEG C of ageing treatment 10-12 hour type aluminum bronze based composites that is enhanced.
Above-mentioned steps is more preferably: the particle diameter of described silicon carbide is 10-12 μ m, the particle size of described wolfram varbide is 50-60 μ m, described four acicular type zinc oxide crystal whisker is that length is that 10-12 μ m, base diameter are the four acicular type zinc oxide crystal whisker of 1-1.5 μ m, and described nano titanium oxide particle diameter is 40-50nm.
The present invention will be by strengthening ion and use first respectively Cu20Ni20Mn and Cu20Ni35Mn fused solution will be moistening (facts have proved that wolfram varbide, four acicular type zinc oxide crystal whisker the two and Cu20Ni20Mn fused solution all can be fully wetting, silicon carbide, nano titanium oxide the two can be fully wetting with Cu20Ni35Mn), thereby improve the interface combination degree that strengthens ion and main body alloy matrix aluminum material; Simultaneously because wolfram varbide has good hardness, chemical stability and thermal conductivity, therefore add the mechanical property such as hardness that can improve matrix material in matrix material to as strengthening particle; The three-dimensional crystalline structure that strengthens particle four acicular type zinc oxide crystal whisker is dispersed in matrix and can plays skeleton function, unique three-D space structure makes the gripping power of itself and matrix larger, reinforced effects is more remarkable, tensile strength is obviously increased, and horizontal and vertical tensile strength numerical value is basic identical, isotropically strengthen the mechanical property of body material, improve significantly matrix strength and processing characteristics; By adding SiC at matrix material, not only can improve matrix material thermostability, mechanical property and wear resistance, but also can improve thermotolerance and the creep-resistant property of matrix material, and can reduce thermal expansivity; Nano titanium oxide (TiO
2) there is distinctive nanometer size effect, large specific surface area, have stronger interfacial interaction, it can strengthen Ion Phase with other and be combined filling, plays synergy, TiO
2can improve the supporting capacity of matrix material, make up other strengthen particle-filled less than barren district, thereby improve the wear resisting property of matrix material.Nickel in copper-based material can improve acid-alkali-corrosive-resisting, high temperature corrosion and the welding property of copper pipe, in addition nickel can also be used as metallurgical industry " VITAMIN ", easy sulphur, nitrogen, the direct chemical combination of oxygen under high temperature, with there is deoxidation, denitrogenate, the effect of desulfuration, reduce the content of oxygen, nitrogen, sulphur in matrix material; Rare earth metal yttrium, berkelium and lanthanum play deoxidization desulfuration effect in casting, can make both content all be reduced to below 0.001%, and change the state of inclusion, crystal grain thinning, thereby improve the processing characteristics of alloy material, improve intensity, toughness, corrosion-resistant and oxidation-resistance etc.Facts have proved in a word, aluminum bronze based composites prepared by the present invention is lightweight, specific tenacity specific rigidity is high, thermal expansivity is low, there is good thermal conductivity and wear-resistant wear resistance, and preparation than being easier to, the low and wild phase disperse distribution in matrix of cost, interface be in conjunction with well and have isotropy, is applicable to various complex stress conditions.
Embodiment
Below by specific embodiment, the present invention is described in detail.
Embodiment 1
A kind of preparation method of the aluminum matrix composite that strengthens the compatible processing in particle-copper alloy interface, raw materials comprises 100 weight part matrix alloies, 8-10 weight part strengthens the refining agent of particle and 0.05-0.08 weight part, it is ZL116 that described matrix alloy is selected the cast aluminium alloy ZAlSi8MgBe(of 75-80 weight part, the massfraction of its each element is: Si=6.5-7.5%, Mg=0.35-0.55%, Ti=0.1-0.3%, Be=0.15～0.40, surplus is Al), the copper alloy Cu20Ni20Mn(composition of 15-20 weight part: nickel 19.85%, manganese 19.69%, iron 0.29%, surplus is copper) and the copper alloy Cu20Ni35Mn(composition of 5-8 weight part: nickel 19.85%, manganese 34.94%, iron 0.34%, surplus is copper), enhancing particle is wolfram varbide, four acicular type zinc oxide crystal whisker, the combination of silicon carbide and nano titanium oxide, four kinds of weight ratios that strengthen particle are (4-4.5): (3-3.5): (1-1.5): (2-2.5), the particle diameter of silicon carbide is 10-12 μ m, the particle size of wolfram varbide is 50-60 μ m, four acicular type zinc oxide crystal whisker is that length is 10-12 μ m, base diameter is the four acicular type zinc oxide crystal whisker of 1-1.5 μ m, nano titanium oxide particle diameter is 40-50nm, refining agent is mishmetal, and mishmetal is made up of yttrium, berkelium and lanthanum, and three's mass ratio is 1:(0.20-0.22): (0.30-0.32), concrete preparation process is as follows:
(1), in cast aluminium alloy ZAlSi8MgBe, add mishmetal, mix post-heating to 750-800 DEG C of fusing and obtain aluminium base matrix alloy liquation;
(2), to adding enhancing particle in copper alloy Cu20Ni20Mn: four acicular type zinc oxide crystal whisker and wolfram varbide, be mixed and heated to 1050-1100 DEG C and stir and obtain wolfram varbide-ZnOw copper base matrix alloy wetting liquid;
(3), to adding enhancing particle in copper alloy Cu20Ni35Mn: silicon carbide and nano titanium oxide, be mixed and heated to 980-1000 DEG C and stir and obtain silicon carbide-nanometer titanium dioxide titanium copper base matrix alloy wetting liquid;
(4), copper base matrix alloy wetting liquid that step (2), (3) are made respectively joins the aluminium base matrix alloy liquation in step (1), temperature control 1150-1200 DEG C and stir 1-1.5 hour under nitrogen protection; Then resin bonded sand mould casting obtains matrix material;
(5), by matrix material at 600-650 DEG C of solution treated 6-8 hour, quench, then at the 350-400 DEG C of ageing treatment 10-12 hour type aluminum bronze based composites that is enhanced.
Finished product prepared by embodiment 1 is reinforced aluminium Cu-base composites sampling analysis, observing discovery matrix alloy by scanning electron microscope (SEM) is combined well with the interface that strengthens ion, even observe under 1000 times,, there is not obvious defect in interface combination very tight.Composite material tensile strength and the yield strength average energy prepared through overtesting detection embodiment 1 reach 750-850MPa, hardness average out to 300-320 (5/250/30) HBS, than ZAlSi8MgBe, intensity improves more than 80%, and hardness improves more than 200%; Even compared with the aluminum matrix composite of existing SiC reinforcement, intensity, hardness improve also all more than 50%.And matrix material weight alleviates 28-30% compared with cast iron, be approximately 180-190W/ (m.k) 100-300 DEG C of thermal conductivity, be about 6 times of cast iron (HT250), compared with cast iron, thermal conductivity improves greatly; And under brake operating mode rub(bing)test condition, matrix material is lower than cast iron materials friction surface temperature, stable friction factor; Bench testing shows, under at a high speed frequent braking condition, with respect to cast iron brake flange, composite material brake disc has larger braking moment and higher brake stability, can obviously improve braking.
Claims (2)
1. one kind strengthens the preparation method of the aluminum matrix composite of the compatible processing in particle-copper alloy interface, it is characterized in that, raw materials comprises 100 weight part matrix alloies, 8-10 weight part strengthens the refining agent of particle and 0.05-0.08 weight part, described matrix alloy is selected the cast aluminium alloy ZAlSi8MgBe of 75-80 weight part, the copper alloy Cu20Ni20Mn of 15-20 weight part and the copper alloy Cu20Ni35Mn of 5-8 weight part, described enhancing particle is wolfram varbide, four acicular type zinc oxide crystal whisker, the combination of silicon carbide and nano titanium oxide, four kinds of weight ratios that strengthen particle are (4-4.5): (3-3.5): (1-1.5): (2-2.5), described refining agent is mishmetal, and mishmetal is made up of yttrium, berkelium and lanthanum, and three's mass ratio is 1:(0.20-0.22): (0.30-0.32), concrete preparation process is as follows:
(1), in cast aluminium alloy ZAlSi8MgBe, add mishmetal, mix post-heating to 750-800 DEG C of fusing and obtain aluminium base matrix alloy liquation;
(2), to adding enhancing particle in copper alloy Cu20Ni20Mn: four acicular type zinc oxide crystal whisker and wolfram varbide, be mixed and heated to 1050-1100 DEG C and stir and obtain wolfram varbide-ZnOw copper base matrix alloy wetting liquid;
(3), to adding enhancing particle in copper alloy Cu20Ni35Mn: silicon carbide and nano titanium oxide, be mixed and heated to 980-1000 DEG C and stir and obtain silicon carbide-nanometer titanium dioxide titanium copper base matrix alloy wetting liquid;
(4), copper base matrix alloy wetting liquid that step (2), (3) are made respectively joins the aluminium base matrix alloy liquation in step (1), temperature control 1150-1200 DEG C and stir 1-1.5 hour under nitrogen protection; Then resin bonded sand mould casting obtains matrix material;
(5), by matrix material at 600-650 DEG C of solution treated 6-8 hour, quench, then at the 350-400 DEG C of ageing treatment 10-12 hour type aluminum bronze based composites that is enhanced.
2. the preparation method of the aluminum matrix composite of the enhancing compatible processing in particle-copper alloy interface according to claim 1, it is characterized in that, the particle diameter of described silicon carbide is 10-12 μ m, the particle size of described wolfram varbide is 50-60 μ m, described four acicular type zinc oxide crystal whisker is that length is that 10-12 μ m, base diameter are the four acicular type zinc oxide crystal whisker of 1-1.5 μ m, and described nano titanium oxide particle diameter is 40-50nm.
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Cited By (8)
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| CN105256176A (en) * | 2015-10-20 | 2016-01-20 | 安徽天祥空调科技有限公司 | High-strength dense light and thin aluminum alloy sheet for air conditioner radiator and manufacturing method for high-strength dense light and thin aluminum alloy sheet |
| CN105671463A (en) * | 2016-02-01 | 2016-06-15 | 东莞品派实业投资有限公司 | Tetrapod-shaped zinc oxide whisker reinforced aluminum alloy hub and preparing method thereof |
| CN105734360A (en) * | 2016-03-31 | 2016-07-06 | 山东正凯机械科技有限公司 | Preparation method of Si-Al alloy material for automobile brake disc |
| CN105882676A (en) * | 2016-04-25 | 2016-08-24 | 邹平县供电公司 | Ladder roll-over prevention device for overhead contact system |
| CN105927024A (en) * | 2016-05-06 | 2016-09-07 | 国网山东省电力公司滨州市滨城区供电公司 | Low-voltage network electric pole |
| CN106637003A (en) * | 2016-12-23 | 2017-05-10 | 安徽景昌铝业有限公司 | Toughening treatment method of aluminum profile |
| CN107400816A (en) * | 2017-08-10 | 2017-11-28 | 西迪技术股份有限公司 | A kind of Cu-base composites and preparation method thereof |
| CN117165802A (en) * | 2023-11-02 | 2023-12-05 | 国网山东省电力公司烟台供电公司 | Preparation method of multi-scale particle reinforced wear-resistant aluminum-based composite material |
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| CN103464927A (en) * | 2013-09-06 | 2013-12-25 | 河南理工大学 | Aluminum silicon copper cerium brazing filler metal for brazing of silicon carbide particle reinforced aluminum matrix composite material and preparation method thereof |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105256176A (en) * | 2015-10-20 | 2016-01-20 | 安徽天祥空调科技有限公司 | High-strength dense light and thin aluminum alloy sheet for air conditioner radiator and manufacturing method for high-strength dense light and thin aluminum alloy sheet |
| CN105671463A (en) * | 2016-02-01 | 2016-06-15 | 东莞品派实业投资有限公司 | Tetrapod-shaped zinc oxide whisker reinforced aluminum alloy hub and preparing method thereof |
| CN105734360A (en) * | 2016-03-31 | 2016-07-06 | 山东正凯机械科技有限公司 | Preparation method of Si-Al alloy material for automobile brake disc |
| CN105882676A (en) * | 2016-04-25 | 2016-08-24 | 邹平县供电公司 | Ladder roll-over prevention device for overhead contact system |
| CN105927024A (en) * | 2016-05-06 | 2016-09-07 | 国网山东省电力公司滨州市滨城区供电公司 | Low-voltage network electric pole |
| CN106637003A (en) * | 2016-12-23 | 2017-05-10 | 安徽景昌铝业有限公司 | Toughening treatment method of aluminum profile |
| CN107400816A (en) * | 2017-08-10 | 2017-11-28 | 西迪技术股份有限公司 | A kind of Cu-base composites and preparation method thereof |
| CN117165802A (en) * | 2023-11-02 | 2023-12-05 | 国网山东省电力公司烟台供电公司 | Preparation method of multi-scale particle reinforced wear-resistant aluminum-based composite material |
| CN117165802B (en) * | 2023-11-02 | 2024-01-16 | 国网山东省电力公司烟台供电公司 | Preparation method of multi-scale particle reinforced wear-resistant aluminum-based composite material |
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