CN106636779A - Wear-resisting aluminum alloy material and preparation method thereof - Google Patents
Wear-resisting aluminum alloy material and preparation method thereof Download PDFInfo
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- CN106636779A CN106636779A CN201611247418.8A CN201611247418A CN106636779A CN 106636779 A CN106636779 A CN 106636779A CN 201611247418 A CN201611247418 A CN 201611247418A CN 106636779 A CN106636779 A CN 106636779A
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- 239000000956 alloy Substances 0.000 title claims abstract description 66
- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 54
- 238000002360 preparation method Methods 0.000 title claims abstract description 24
- 239000000843 powder Substances 0.000 claims abstract description 33
- 238000003723 Smelting Methods 0.000 claims abstract description 25
- 229910052751 metal Inorganic materials 0.000 claims abstract description 23
- 239000002184 metal Substances 0.000 claims abstract description 23
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 22
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 21
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims abstract description 17
- 229910052796 boron Inorganic materials 0.000 claims abstract description 16
- 238000007670 refining Methods 0.000 claims abstract description 14
- VRAIHTAYLFXSJJ-UHFFFAOYSA-N alumane Chemical compound [AlH3].[AlH3] VRAIHTAYLFXSJJ-UHFFFAOYSA-N 0.000 claims abstract description 12
- 230000006698 induction Effects 0.000 claims abstract description 12
- 239000002893 slag Substances 0.000 claims abstract description 12
- 238000010438 heat treatment Methods 0.000 claims abstract description 4
- 238000002844 melting Methods 0.000 claims description 53
- 230000008018 melting Effects 0.000 claims description 53
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 30
- 229910052749 magnesium Inorganic materials 0.000 claims description 28
- 239000011777 magnesium Substances 0.000 claims description 28
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 17
- 238000005275 alloying Methods 0.000 claims description 15
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 14
- 229910052721 tungsten Inorganic materials 0.000 claims description 14
- 239000010937 tungsten Substances 0.000 claims description 14
- 239000012467 final product Substances 0.000 claims description 11
- 229910000831 Steel Inorganic materials 0.000 abstract description 12
- 229910045601 alloy Inorganic materials 0.000 abstract description 12
- 239000010959 steel Substances 0.000 abstract description 12
- 238000000034 method Methods 0.000 abstract description 4
- 102100031180 Hereditary hemochromatosis protein Human genes 0.000 abstract 1
- 101000993059 Homo sapiens Hereditary hemochromatosis protein Proteins 0.000 abstract 1
- 241001062472 Stokellia anisodon Species 0.000 abstract 1
- 238000005266 casting Methods 0.000 description 9
- 239000000463 material Substances 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 7
- 238000005299 abrasion Methods 0.000 description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- 239000004411 aluminium Substances 0.000 description 4
- 229960000935 dehydrated alcohol Drugs 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 238000010791 quenching Methods 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000000498 ball milling Methods 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 229910052593 corundum Inorganic materials 0.000 description 2
- 239000010431 corundum Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 241000219098 Parthenocissus Species 0.000 description 1
- 241000251131 Sphyrna Species 0.000 description 1
- NACUKFIFISCLOQ-UHFFFAOYSA-N [Mg].[Cr] Chemical compound [Mg].[Cr] NACUKFIFISCLOQ-UHFFFAOYSA-N 0.000 description 1
- 239000003082 abrasive agent Substances 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
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- 239000003245 coal Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 229910052702 rhenium Inorganic materials 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
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Classifications
-
- 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
- C22C1/02—Making non-ferrous alloys by melting
- C22C1/026—Alloys based on aluminium
-
- 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
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- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Abstract
The invention discloses a wear-resisting aluminum alloy material and a preparation method thereof. The wear-resisting aluminum alloy material is prepared by smelting the following alloy elements in percentage by mass: 8.55-9.12% of Fe, 6.49-6.82% of Mg, 1.54-1.78% of W, 0.25-0.61% of Mg, 0.13-0.17% of B and Al in balancing amount. The preparation method comprises the following steps: according to elements that are required to be smelted to prepare an aluminum-aluminum alloy material, preheating pure metal powder containing the elements to 200 DEG C, then placing the pure metal powder in a resistance furnace to smelt the pure metal powder at the smelting temperature of 920-980 DEG C for 51 min, transferring the smelted pure metal powder into a medium-frequency induction heating furnace to refine the smelted pure metal powder at the refining temperature of 1,354-1,367 DEG C, and removing slag after refining; and finally, pouring the smelted pure metal powder into a mould that is preheated to 320-360 DEG C, and performing demoulding to obtain the wear-resisting aluminum alloy material. The wear-resisting aluminum alloy material prepared according to the method is improved in wear resistance, is superior to high-Fe steel, wolfram steel and cast aluminum in comprehensive performance and has an extremely high performance-price ratio.
Description
Technical field
The present invention relates to technical field of metal, specifically a kind of wear-resistant aluminium alloy material and preparation method thereof.
Background technology
Existing metal material destruction has three kinds of forms：That is fracture, corrosion and abrasion.Although material weares and teares not as other two
The form of kind, seldom causes the catastrophic harm of metal works, but its economic loss for causing is quite surprising.According to statistics,
The economic loss caused by abrasion, dollar/year of the U.S. about 50,000,000,000, German about 30,000,000,000 marks/year.China is every year because abrasion is caused
Ball mills consume nearly 2,000,000 tons, and ball mill and various lining board of crusher consume nearly 500,000 tons, and roll consumption is nearly 600,000 tons,
Various engineering excavation machines and loader bucket tooth, various Wearproof transfer pipings, various grinder hammerheads and jaw, various creeper treads disappear
Consumption is also above 500,000 tons.In all kinds of abrasions, abrasive wear occupies an important position again, account in galling total amount 50% with
On, abrasion is many industrial department generally existings such as metallurgy, mine, machinery, electric power, coal, oil, traffic, military project and becomes
Cause a major reason of equipment failure or material damage, be also one of problem for causing economic loss most.Therefore, study
With Development of Novel high-abrasive material, to reduce galling, there is important meaning to national economy.
The content of the invention
It is an object of the invention to provide a kind of wear-resistant aluminium alloy material and preparation method thereof, to solve above-mentioned background technology
The problem of middle proposition.
For achieving the above object, the present invention provides following technical scheme：
A kind of wear-resistant aluminium alloy material, is formed by the alloying element melting of following mass percent：Ferrum 8.55-9.12%, magnesium
6.49-6.82%, tungsten 1.54-1.78%, magnesium 0.25-0.61%, boron 0.13-0.17%, balance of aluminum.
As further scheme of the invention：The wear-resistant aluminium alloy material, by the alloying element of following mass percent
Melting is formed：Ferrum 8.79-9.03%, magnesium 6.66-6.80%, tungsten 1.63-1.75%, magnesium 0.46-0.57%, boron 0.13-0.17%, it is remaining
Measure as aluminum.
As further scheme of the invention：The wear-resistant aluminium alloy material, by the alloying element of following mass percent
Melting is formed：Ferrum 8.86%, magnesium 6.74%, tungsten 1.70%, magnesium 0.52%, boron 0.16%, balance of aluminum.
A kind of preparation method of wear-resistant aluminium alloy material, concretely comprises the following steps：
According to the element of melting needed for aluminum aluminum alloy materials, subsequently the pure metal powder containing each element is carried out being preheating to 200
DEG C, being subsequently placed in resistance furnace carries out melting, and smelting temperature is 920-980 DEG C, and smelting time is 51min, is transferred to after melting
Medium Frequency Induction Heating Furnace refine, refining temperature is 1354-1367 DEG C, carries out dragging for slag after refine；Finally it is poured into and is preheated to 320-
In 360 DEG C of mould, obtain final product after the demoulding.
As further scheme of the invention：Smelting temperature is 950 DEG C in concrete steps.
As further scheme of the invention：Refining temperature is 1363 DEG C in concrete steps.
As further scheme of the invention：Finally it is poured in concrete steps and is preheated in 340 DEG C of mould.
Compared with prior art, the invention has the beneficial effects as follows：
Heretofore described wear-resistant aluminium alloy material, is formed by the alloying element melting of following mass percent：Ferrum 8.55-
9.12%th, magnesium 6.49-6.82%, tungsten 1.54-1.78%, magnesium 0.25-0.61%, boron 0.13-0.17%, balance of aluminum；Preparation method is such as
Under, according to the element of melting needed for aluminum aluminum alloy materials, subsequently the pure metal powder containing each element is carried out being preheating to 200
DEG C, being subsequently placed in resistance furnace carries out melting, and smelting temperature is 920-980 DEG C, and smelting time is 51min, is transferred to after melting
Medium Frequency Induction Heating Furnace refine, refining temperature is 1354-1367 DEG C, carries out dragging for slag after refine；Finally it is poured into and is preheated to 320-
In 360 DEG C of mould, obtain final product after the demoulding.Wear-resistant aluminium alloy material prepared by the present invention, improves Wear Resistance, and its is comprehensive
Conventional high ferro steel, wolfram steel and cast aluminium can be better than, with the high ratio of performance to price.
Specific embodiment
The technical scheme of this patent is described in more detail with reference to specific embodiment.
Embodiment 1
A kind of wear-resistant aluminium alloy material, is formed by the alloying element melting of following mass percent：Ferrum 8.55%, magnesium 6.49%, tungsten
1.54%th, magnesium 0.25%, boron 0.13%, balance of aluminum.
A kind of preparation method of wear-resistant aluminium alloy material, concretely comprises the following steps：
According to the element of melting needed for aluminum aluminum alloy materials, subsequently the pure metal powder containing each element is carried out being preheating to 200
DEG C, being subsequently placed in resistance furnace carries out melting, and smelting temperature is 920 DEG C, and smelting time is 51min, and intermediate frequency is transferred to after melting
Induction heater refine, refining temperature is 1354 DEG C, carries out dragging for slag after refine；Finally it is poured into and is preheated in 320 DEG C of mould,
Obtain final product after the demoulding.
Embodiment 2
A kind of wear-resistant aluminium alloy material, is formed by the alloying element melting of following mass percent：Ferrum 8.79%, magnesium 6.66%, tungsten
1.63%th, magnesium 0.46%, boron 0.13%, balance of aluminum.
A kind of preparation method of wear-resistant aluminium alloy material, concretely comprises the following steps：
According to the element of melting needed for aluminum aluminum alloy materials, subsequently the pure metal powder containing each element is carried out being preheating to 200
DEG C, being subsequently placed in resistance furnace carries out melting, and smelting temperature is 920 DEG C, and smelting time is 51min, and intermediate frequency is transferred to after melting
Induction heater refine, refining temperature is 1354 DEG C, carries out dragging for slag after refine；Finally it is poured into and is preheated in 320 DEG C of mould,
Obtain final product after the demoulding.
Embodiment 3
A kind of wear-resistant aluminium alloy material, is formed by the alloying element melting of following mass percent：Ferrum 8.86%, magnesium 6.74%, tungsten
1.70%th, magnesium 0.52%, boron 0.16%, balance of aluminum.
A kind of preparation method of wear-resistant aluminium alloy material, concretely comprises the following steps：
According to the element of melting needed for aluminum aluminum alloy materials, subsequently the pure metal powder containing each element is carried out being preheating to 200
DEG C, being subsequently placed in resistance furnace carries out melting, and smelting temperature is 950 DEG C, and smelting time is 51min, and intermediate frequency is transferred to after melting
Induction heater refine, refining temperature is 1363 DEG C, carries out dragging for slag after refine；Finally it is poured into and is preheated in 340 DEG C of mould,
Obtain final product after the demoulding.
Embodiment 4
A kind of wear-resistant aluminium alloy material, is formed by the alloying element melting of following mass percent：Ferrum 9.03%, magnesium 6.80%, tungsten
1.75%th, magnesium 0.57%, boron 0.17%, balance of aluminum.
A kind of preparation method of wear-resistant aluminium alloy material, concretely comprises the following steps：
According to the element of melting needed for aluminum aluminum alloy materials, subsequently the pure metal powder containing each element is carried out being preheating to 200
DEG C, being subsequently placed in resistance furnace carries out melting, and smelting temperature is 980 DEG C, and smelting time is 51min, and intermediate frequency is transferred to after melting
Induction heater refine, refining temperature is 1367 DEG C, carries out dragging for slag after refine；Finally it is poured into and is preheated in 360 DEG C of mould,
Obtain final product after the demoulding.
Embodiment 5
A kind of wear-resistant aluminium alloy material, is formed by the alloying element melting of following mass percent：Ferrum 9.12%, magnesium 6.82%, tungsten
1.78%th, magnesium 0.61%, boron 0.17%, balance of aluminum.
A kind of preparation method of wear-resistant aluminium alloy material, concretely comprises the following steps：
According to the element of melting needed for aluminum aluminum alloy materials, subsequently the pure metal powder containing each element is carried out being preheating to 200
DEG C, being subsequently placed in resistance furnace carries out melting, and smelting temperature is 980 DEG C, and smelting time is 51min, and intermediate frequency is transferred to after melting
Induction heater refine, refining temperature is 1367 DEG C, carries out dragging for slag after refine；Finally it is poured into and is preheated in 360 DEG C of mould,
Obtain final product after the demoulding.
Comparative example 1
A kind of wear-resistant aluminium alloy material, is formed by the alloying element melting of following mass percent：Ferrum 8.86%, magnesium 6.74%, tungsten
1.70%, balance of aluminum.
A kind of preparation method of wear-resistant aluminium alloy material, concretely comprises the following steps：
According to the element of melting needed for aluminum aluminum alloy materials, subsequently the pure metal powder containing each element is carried out being preheating to 200
DEG C, being subsequently placed in resistance furnace carries out melting, and smelting temperature is 950 DEG C, and smelting time is 51min, and intermediate frequency is transferred to after melting
Induction heater refine, refining temperature is 1363 DEG C, carries out dragging for slag after refine；Finally it is poured into and is preheated in 340 DEG C of mould,
Obtain final product after the demoulding.
Comparative example 2
A kind of wear-resistant aluminium alloy material, is formed by the alloying element melting of following mass percent：Ferrum 8.86%, magnesium 0.52%, boron
0.16%, balance of aluminum.
A kind of preparation method of wear-resistant aluminium alloy material, concretely comprises the following steps：
According to the element of melting needed for aluminum aluminum alloy materials, subsequently the pure metal powder containing each element is carried out being preheating to 200
DEG C, being subsequently placed in resistance furnace carries out melting, and smelting temperature is 950 DEG C, and smelting time is 51min, and intermediate frequency is transferred to after melting
Induction heater refine, refining temperature is 1363 DEG C, carries out dragging for slag after refine；Finally it is poured into and is preheated in 340 DEG C of mould,
Obtain final product after the demoulding.
Comparative example 3
A kind of wear-resistant aluminium alloy material, is formed by the alloying element melting of following mass percent：Magnesium 6.74%, tungsten 1.70%, magnesium
0.52%th, boron 0.16%, balance of aluminum.
A kind of preparation method of wear-resistant aluminium alloy material, concretely comprises the following steps：
According to the element of melting needed for aluminum aluminum alloy materials, subsequently the pure metal powder containing each element is carried out being preheating to 200
DEG C, being subsequently placed in resistance furnace carries out melting, and smelting temperature is 950 DEG C, and smelting time is 51min, and intermediate frequency is transferred to after melting
Induction heater refine, refining temperature is 1363 DEG C, carries out dragging for slag after refine；Finally it is poured into and is preheated in 340 DEG C of mould,
Obtain final product after the demoulding.
Comparative example 4
Chinese patent " a kind of composite abrasion-proof inner plate, manufacture its antifriction alloy and the method that manufactures it "（Disclosure/notification number：
CN 104249504B）, comprise the steps：1) dispensing, prepares the dispensing of antifriction alloy, the weight hundred of composition in antifriction alloy
Divide ratio as follows:Cr (14-15.8) W%, C (2.0-3.2) W%, Si (0.3-1.2) W%, Mn (0.3-0.8) W%, S (0-
0.015) W%, P (0-0.015) W%, Mo (0.2-2.0) W%, Ni (0-1.0) W%, Cu (0.3-1.2) W%, Re (0.2-
0.4) W%, balance of Fe；2) stove melting is entered, antifriction alloy and high-ductility steel separate melting：1500 DEG C of first stove melting antifriction alloy
Come out of the stove, enter A casting ladles；1700 DEG C of second stove melting high-ductility steel is come out of the stove, and enters B casting ladles；3) molten steel casting, first pours on antifriction alloy molten steel
Note to die cavity, then by high-ductility steel pouring molten steel to die cavity：31) suitable mold is got out, A casting ladles stand, to be cooled
To after 1400 DEG C, poured into a mould to die cavity by lower floor's casting system, to theoretical level -1cm；32) 1-3 minutes, die cavity cast are cooled down
Body surface temperature is cooled to 1200 ± 30 DEG C, and B casting ladles are poured into theoretical level by upper strata casting system；33) A casting ladles are mended
Pour, until being full of whole rising head；34) rising head covering and heat insulating agent time delay feeding；4) cast(ing) surface is processed, spruing, cleaning
Undesirable root, overlap, burr；5) heat treating castings, are quenched, temper:51) quenching liquid is allocated；52) foundry goods dispersion shove charge,
Stage long-time 12-20 hour is warming up between 900-1000 DEG C；53) insulation is come out of the stove for more than 6 hours, is stood in still air
After 5 minutes, quench in the quenching liquid for stirring, compressed air is stirred more than 5 hours；54) treat foundry goods be cooled to 500 DEG C with
Under, then stand and continue cool in air room temperature, enter stove and be tempered 150-250 DEG C of time 3-6 hour；55) it is cooled to after coming out of the stove often
Temperature.
Comparative example 5
Chinese patent " a kind of nano combined antifriction alloy and its preparation technology for abrasion-resistant stee "（Disclosure/notification number：CN
104264029A）, the antifriction alloy is by nano ceramics powder, metal powder material is compound is prepared from.The antifriction alloy gross weight of preparation
Measure as 5000g, various material rates are：Nano ceramics powder gross weight 1000g, wherein WC：TiC：SiC：CeO：The ratio of YO
For 1:0.1:0.2:0.2:0.1, behind four weight sums be 375g；Remaining is nanometer WC powder material.Ratio in metal powder material
To reduce aluminium powder：Magnesium-chromium composite powder：Aluminium powder, iron powder, magnesium powder=1:0.5：0.025（0.01+0.01+0.005）；Wherein aluminum,
Ferrum, magnesium powder material weight sum are 65.57g；Reduction aluminium powder 2622.95g, magnesium-chromium powder 1311.48g.Preparation technology is in the steps below
Carry out：" PVB+ dehydrated alcohol " colloidal solution is configured first；By design proportion weigh nanometer scale ceramicses powder WC, TiC, SiC,
CeO and YO, individual particle state is dispersed into after mixing with dehydrated alcohol with ultrasound wave, and per 100g powders dehydrated alcohol 180ml is added,
Then it is poured in the agitator for having added " PVB+ dehydrated alcohol glues " in advance and is slowly stirred,（Rotating speed less than 120 turns/
min）；Other metal powder materials are subsequently adding, then blender rotating speed is transferred to into 300 turns/more than min, stirred 12 hours.Slip is existed
Dry, ball milling and screening, the powder being uniformly mixed under vacuum condition；By powder pressing into base substrate.The base substrate is placed in general
Oxidation processes are done in energization stove, i.e., base substrate is heated to into 450 DEG C in the case where there are air conditionses, be incubated 250min, make those metals
Grain surface forms a layer thickness for nano level oxide-film.Sintering is completed under nitrogen protective condition, in 1200 DEG C of sintering, is protected
Temperature 100 minutes.Bulk alloy is made by powder, as antifriction alloy finished product using crushing and ball milling method after terminating.
In sum, the aluminum alloy materials for being prepared by the preparation of embodiment of the present invention 1-5 and comparative example 1-5 are according to GB/T 1817-
1995 standards are tested；Aluminum alloy materials prepared by embodiment of the present invention 1-5, when granule is moved, linear velocity is less than 20m/s,
Particle diameter is less than 1mm, and wearability is 10-15 times of high violent steel, is 8-9 times of wolfram steel, and diameter 400mm corundum wheels,
Rotating speed is 3000r/min, contact pressure under conditions of 50KN, its rub proofness is less than 0.0021～0.0078mm3/ h, with rigid body
Adhesion strength is more than 80MPa, and shearing strength is more than 40MPa；And aluminum alloy materials prepared by comparative example 1-5, in diameter
400mm corundum wheels, rotating speed be 3000r/min, contact pressure under conditions of 50KN, its rub proofness is 0.017～
0.048mm3/ h, is 31-64MPa with rigid body adhesion strength, and shearing strength is 15-26MPa.
The better embodiment of this patent is explained in detail above, but this patent is not limited to above-mentioned embodiment party
Formula, in the ken that one skilled in the relevant art possesses, can be with the premise of without departing from this patent objective
Make a variety of changes.
Claims (7)
1. a kind of wear-resistant aluminium alloy material, it is characterised in that formed by the alloying element melting of following mass percent：Ferrum
8.55-9.12%, magnesium 6.49-6.82%, tungsten 1.54-1.78%, magnesium 0.25-0.61%, boron 0.13-0.17%, balance of aluminum.
2. wear-resistant aluminium alloy material according to claim 1, it is characterised in that the wear-resistant aluminium alloy material, by following
The alloying element melting of mass percent is formed：Ferrum 8.79-9.03%, magnesium 6.66-6.80%, tungsten 1.63-1.75%, magnesium 0.46-
0.57%th, boron 0.13-0.17%, balance of aluminum.
3. wear-resistant aluminium alloy material according to claim 1, it is characterised in that the wear-resistant aluminium alloy material, by following
The alloying element melting of mass percent is formed：Ferrum 8.86%, magnesium 6.74%, tungsten 1.70%, magnesium 0.52%, boron 0.16%, it is balance of
Aluminum.
4. a kind of preparation method of the wear-resistant aluminium alloy material as described in claim 1-3 is arbitrary, it is characterised in that concrete steps
For：
According to the element of melting needed for aluminum aluminum alloy materials, subsequently the pure metal powder containing each element is carried out being preheating to 200
DEG C, being subsequently placed in resistance furnace carries out melting, and smelting temperature is 920-980 DEG C, and smelting time is 51min, is transferred to after melting
Medium Frequency Induction Heating Furnace refine, refining temperature is 1354-1367 DEG C, carries out dragging for slag after refine；Finally it is poured into and is preheated to 320-
In 360 DEG C of mould, obtain final product after the demoulding.
5. the preparation method of wear-resistant aluminium alloy material according to claim 4, it is characterised in that melting temperature in concrete steps
Spend for 950 DEG C.
6. the preparation method of wear-resistant aluminium alloy material according to claim 4, it is characterised in that refine temperature in concrete steps
Spend for 1363 DEG C.
7. the preparation method of wear-resistant aluminium alloy material according to claim 4, it is characterised in that finally pour in concrete steps
Note and be preheated in 340 DEG C of mould.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611247418.8A CN106636779A (en) | 2016-12-29 | 2016-12-29 | Wear-resisting aluminum alloy material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611247418.8A CN106636779A (en) | 2016-12-29 | 2016-12-29 | Wear-resisting aluminum alloy material and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106636779A true CN106636779A (en) | 2017-05-10 |
Family
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| CN201611247418.8A Pending CN106636779A (en) | 2016-12-29 | 2016-12-29 | Wear-resisting aluminum alloy material and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116083757A (en) * | 2022-12-13 | 2023-05-09 | 中铝郑州有色金属研究院有限公司 | Crust breaking hammer and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116083757A (en) * | 2022-12-13 | 2023-05-09 | 中铝郑州有色金属研究院有限公司 | Crust breaking hammer and preparation method thereof |
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