CN109136666A - A kind of anticorrosion aluminium and preparation method thereof - Google Patents
A kind of anticorrosion aluminium and preparation method thereof Download PDFInfo
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- CN109136666A CN109136666A CN201811198389.XA CN201811198389A CN109136666A CN 109136666 A CN109136666 A CN 109136666A CN 201811198389 A CN201811198389 A CN 201811198389A CN 109136666 A CN109136666 A CN 109136666A
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- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
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- C22C1/06—Making non-ferrous alloys with the use of special agents for refining or deoxidising
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- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
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- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/12—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the method of spraying
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Abstract
The present invention relates to aluminium alloy manufacture fields, specifically refer to a kind of anticorrosion aluminium and preparation method thereof, the aluminium alloy includes aluminium alloy ontology, two parts of anti-corrosion layer of aluminum alloy surface are constituted, aluminium alloy ontology is formed according to following parts by weight meter: 1-2 parts of carbon, 3-5 parts of chromium, 1-3 parts of manganese, 18-24 parts of iron, 2-3 parts of zinc, 1-15 parts of copper, 4-6 parts of nickel, 70-75 parts of aluminium material, the anti-corrosion layer of aluminum alloy surface is formed according to following parts by weight meter: 30-40 parts of aluminium, 5-7 parts of magnesium, 2-4 parts of rhenium, 3-5 parts of silicon, 10-23 parts of rare earth element, 10-15 parts of modified graphene oxide, alloy adjustment component improves the elongation percentage of aluminium alloy, and increase silicon, the elements such as manganese, the hardness of aluminium alloy can be effectively improved, enhance the machinery of aluminium alloy plate Characteristic, and the aluminium alloy weight processed is lighter, reduces the weight load in use process.
Description
Technical field
The present invention relates to aluminium alloy manufacture fields, in particular to a kind of anticorrosion aluminium and preparation method thereof.
Background technique
Aluminium and aluminum alloy chemically property are active, equilibrium electrod potential be about -1.67V, why corrosion-resistant it is, be because
Surface produces one layer of aluminum oxide passivation film.This layer of protective film has certain self-repairing capability, but in Marine atmosphere
In environment, due to the presence of chloride ion and sulfate ion etc., the aluminum oxide passivation film generated naturally is easily destroyed, thus
Aluminium alloy is in Marine atmosphere environment and the aircraft of unstable coastal area flight, the work of air and industrial waste gas through moisture
With can enable aluminum alloy to that intercrystalline corrosion occurs, degrade and stress corrosion.Since intercrystalline corrosion occurs often to be not easy in metal inside
It is found and causes the unexpected destruction of structural member；It degrades, leads to the sharp fall of strength of materials plasticity and fatigue behaviour；It answers
Power corrosion is even more once occurring, and it will cause catastrophic consequences.
The preparation process of anticorrosion aluminium material is disclosed application No. is CN201710925578.1 and corrosion-resisting aluminium closes
Jin Cai melts silicon nitride, borax, aluminium, copper, diatomite in manufacturing process, be stirring evenly and then adding into after fusing molybdenum-iron,
It is concise, smart to alloy progress that regulator, dispersing agent, p-hydroxybenzenyl sulfonate, reinforcing agent is added in manganese, yttrium, titanium, chromium, nickel after changing clearly
Practice during be added Al-Si-Re composite refining powder be dispersed in alloy surface, then alloy is cast, press mold rectify be worth
The alloy strong to the corrosion resistance, the composite fine powders of dispersion there may be alloy-layer and are closed in casting process in the production process
Untight problem is connected between layer gold.
Summary of the invention
The present invention is in order to solve the above technical problems, provide a kind of anticorrosion aluminium and preparation method thereof.
Realize particular by following technical scheme: the aluminium alloy includes aluminium alloy ontology, aluminum alloy surface
Two parts of anti-corrosion layer are constituted.
Further, the aluminium alloy ontology composition is according to following parts by weight meter: 1-2 parts of carbon, 3-5 parts of chromium, and 1-3 parts of manganese,
18-24 parts of iron, 2-3 parts of zinc, 1-15 parts of copper, 4-6 parts of nickel, 70-75 parts of aluminium material.
Further, the aluminium alloy ontology production method includes the following steps that (1) claims raw material, aluminium material first, in accordance with ratio
It is put into drying box with after iron, zinc, copper washing, is taken out after drying, aluminium alloy aqueous solution will be melted under 600-700 DEG C of high temperature, it is standby
With；(2) carbon, chromium, manganese, nickel raw material are fitted into smelting furnace, the preheating insulation 3-6h at 400-500 DEG C, until in smelting furnace
Raw material is in molten state, forms mixed melting liquid；(3) aluminum alloy melt will be melted in (1) to continue to heat up, when aluminum alloy melt temperature liter
When to 700-750 DEG C, to degasification slag-cleaning agent is added in aluminum alloy melt, equably it is sprinkling upon on the surface of aluminum alloy melt；It (4) will mixing
Molten liquid and aluminum alloy melt are mixed to get molten liquid, are stirred continuously, and keep molten liquid temperature to be not less than 800 in adition process
DEG C, molten liquid is then injected by die cast in the mold cavity after preheating by casting machine.
Further, the anti-corrosion layer of the aluminum alloy surface is formed according to following parts by weight meter: 30-40 parts of aluminium, magnesium 5-7
Part, 2-4 parts of rhenium, 3-5 parts of silicon, 10-23 parts of rare earth element, 10-15 parts of modified graphene oxide.
Further, the aluminum alloy surface anti-corrosion layer preparation method the following steps are included: first first by aluminium according to
Ratio is divided into tetra- parts of B, C, D, and rare earth element is divided into E, F, G parts respectively for B parts of aluminium, E parts of rare earth element, silicon, C parts of aluminium, F
The rare earth element, magnesium of part, the three-layer alloy that D parts of aluminium, G parts of rare earth element, rhenium are formed spray by way of electric arc spraying
In the alloy outer of molding die cast, modified graphene oxide is deposited on alloy outermost layer by heat preservation.
Further, it is covered when the aluminium material melts using the ground flux of potassium chloride and sodium chloride, dosage is furnace charge weight
The 0.4-2% of amount.
Further, after the addition degasification slag-cleaning agent, a filter residue operation, and filter residue were carried out every 30-35 minutes
Number is no less than five times.
Further, the modified graphene oxide is by lanthanum chloride, cerium chloride and alcohol, acrylic acid, resin, ammonium chloride, urine
Element is mixed into modifying agent, and heating water bath heat preservation adds acid for adjusting pH, obtains earth solution, graphene oxide is immersed N, N- diformazan
The dispersion of base formamide is added in earth solution, washing, drying.
Further, during the preparation process, aluminium is divided into B, C, D parts to the anti-corrosion layer of the aluminum alloy surface, B, C, D ratio
For 2:1:(1-1.5).
Further, during the preparation process, rare earth element is divided into E, F, G parts to the anti-corrosion layer of the aluminum alloy surface, E,
F, G ratio is (1-2): (0.5-1): 1.
Aluminium material and iron, zinc, copper thawing, degasification scarfing cinder are further purified first, mixed with carbon, chromium, manganese, nickel molten liquid
It closes, so that the elongation percentage of alloy, hardness, mechanical property are further promoted, then by magnesium, rhenium, silicon by way of spraying
The alloy formed with aluminium and rare earth element, magnesium, rhenium, one layer of close, stable material that silicon is formed with iron, the nickel in the alloy of innermost layer
Material, the mode of spraying make the connection between one layer and one layer of alloy it is even closer, it is uniform, without bubble, being more favorable for plus
Work finally deposits modified graphene oxide, further increases the corrosion resistance of the alloy.
In conclusion the beneficial effects of the present invention are: the first, by aluminum alloy surface spray three layers of rare earth element with
One layer of close, stabilizing material that iron, nickel in alloy made of metal, magnesium, rhenium, silicon and innermost layer alloy are formed, on the one hand increases
The electric conductivity of alloy is added, on the other hand the modified graphene oxide of deposition adds the alloy of rare earth plus three layers, by aluminium alloy
Corrosion resistance promoted to 84% or more；The second, alloy adjustment component improves the elongation percentage of aluminium alloy, and increases
The elements such as silicon, manganese can effectively improve the hardness of aluminium alloy, enhance the mechanical property of aluminium alloy plate, and the aluminium processed closes
Golden weight is lighter, reduces the weight load in use process.
Specific embodiment
Specific embodiments of the present invention will be described in further detail below, but the invention is not limited to these realities
Mode is applied, it is claimed to still fall within the claims in the present invention for any improvement or replacement on the present embodiment essence spirit
Range.
Embodiment 1
Aluminium alloy is aluminium alloy ontology；
Raw material: 16 parts of iron, 2.5 parts of zinc, 10 parts of copper, 72 parts of aluminium material；
Processing method: claim raw material first, in accordance with ratio, be put into drying box after aluminium material and iron, zinc, copper washing, taken after drying
Out, aluminium alloy aqueous solution will be melted under 600-700 DEG C of high temperature；When 700-750 DEG C of aluminum alloy melt temperature, in aluminum alloy melt
Degasification slag-cleaning agent is added, is equably sprinkling upon on the surface of aluminum alloy melt, after molten liquid is then injected into preheating by casting machine
Mold cavity in die cast；
Further, after the addition degasification slag-cleaning agent, a filter residue operation, and filter residue were carried out every 30-35 minutes
Number is no less than five times；
Further, it is covered when the aluminium material melts using the ground flux of potassium chloride and sodium chloride, dosage is furnace charge weight
The 0.4-2% of amount；
Embodiment 2
Aluminium alloy is aluminium alloy ontology；
Alloy raw material: 1.5 parts of carbon, 4 parts of chromium, 2 parts of manganese, 16 parts of iron, 2.5 parts of zinc, 10 parts of copper, 72 parts of aluminium material；
Processing method: (1) first, in accordance with ratio claim raw material, drying box is put into after aluminium material and iron, zinc, copper washing, after drying
It takes out, aluminium alloy aqueous solution will be melted under 600-700 DEG C of high temperature, it is spare；(2) carbon, chromium, manganese, nickel raw material are packed into smelting furnace
In, the preheating insulation 3-6h at 400-500 DEG C, until the raw material in smelting furnace is in molten state, formation mixed melting liquid；(3)
Continue to heat up by aluminum alloy melt is melted in (1), when aluminum alloy melt temperature rises to 700-750 DEG C, be removed to being added in aluminum alloy melt
Gas slag-cleaning agent is equably sprinkling upon on the surface of aluminum alloy melt；(4) mixed melting liquid and aluminum alloy melt are mixed to get molten liquid,
It is stirred continuously, and keeps molten liquid temperature to be not less than 800 DEG C in adition process, be then injected into molten liquid by casting machine pre-
Die cast in mold cavity after heat；
Further, after the addition degasification slag-cleaning agent, a filter residue operation, and filter residue were carried out every 30-35 minutes
Number is no less than five times；
Further, it is covered when the aluminium material melts using the ground flux of potassium chloride and sodium chloride, dosage is furnace charge weight
The 0.4-2% of amount；
Embodiment 3
Aluminium alloy includes two part compositions of anti-corrosion layer of aluminium alloy ontology, aluminum alloy surface；
Alloy raw material: 1.5 parts of carbon, 4 parts of chromium, 2 parts of manganese, 16 parts of iron, 2.5 parts of zinc, 10 parts of copper, 72 parts of aluminium material；
Etch resistant layer raw material: 35 parts of aluminium, 6 parts of magnesium, 3 parts of rhenium, 4 parts of silicon, 17 parts of rare earth element, modified graphene oxide 14
Part；
Alloy processing method: (1) first, in accordance with ratio claim raw material, be put into drying box after aluminium material and iron, zinc, copper washing, dry
It is taken out after dry, aluminium alloy aqueous solution will be melted under 600-700 DEG C of high temperature, it is spare；(2) carbon, chromium, manganese, nickel raw material are packed into molten
In furnace, the preheating insulation 3-6h at 400-500 DEG C, until the raw material in smelting furnace is in molten state, formation mixed melting liquid；
(3) aluminum alloy melt will be melted in (1) to continue to heat up, when aluminum alloy melt temperature rises to 700-750 DEG C, to being added in aluminum alloy melt
Degasification slag-cleaning agent is equably sprinkling upon on the surface of aluminum alloy melt；(4) mixed melting liquid and aluminum alloy melt are mixed to get melting
Liquid is stirred continuously, and keeps molten liquid temperature to be not less than 800 DEG C in adition process, is then injected molten liquid by casting machine
Die cast in mold cavity after to preheating；
Etch resistant layer processing method: aluminium is first proportionally divided into tetra- parts of B, C, D first, rare earth element is divided into E, F, G parts
Respectively by B parts of aluminium, E parts of rare earth element, silicon, C parts of aluminium, F parts of rare earth element, magnesium, D parts of aluminium, G parts of rare earth member
The three-layer alloy that element, rhenium are formed is sprayed on the alloy outer of molding die cast by way of electric arc spraying, and heat preservation will change
Property graphene oxide is deposited on alloy outermost layer；
Further, after the addition degasification slag-cleaning agent, a filter residue operation, and filter residue were carried out every 30-35 minutes
Number is no less than five times；
Further, it is covered when the aluminium material melts using the ground flux of potassium chloride and sodium chloride, dosage is furnace charge weight
The 0.4-2% of amount；
Further, during the preparation process, aluminium is divided into B, C, D parts to the anti-corrosion layer of the aluminum alloy surface, B, C, D ratio
For 2:1:(1-1.5)；
Further, during the preparation process, rare earth element is divided into E, F, G parts to the anti-corrosion layer of the aluminum alloy surface, E,
F, G ratio is (1-2): (0.5-1): 1；
Control group 1
Aluminium alloy includes two part compositions of anti-corrosion layer of aluminium alloy ontology, aluminum alloy surface；
Alloy raw material: 1.5 parts of carbon, 4 parts of chromium, 2 parts of manganese, 16 parts of iron, 2.5 parts of zinc, 10 parts of copper, 72 parts of aluminium material；
Etch resistant layer raw material: 35 parts of aluminium, 6 parts of magnesium, 3 parts of rhenium, 4 parts of silicon, 17 parts of rare earth element, modified graphene oxide 14
Part；
Alloy processing method: (1) first, in accordance with ratio claim raw material, be put into drying box after aluminium material and iron, zinc, copper washing, dry
It is taken out after dry, aluminium alloy aqueous solution will be melted under 600-700 DEG C of high temperature, it is spare；(2) carbon, chromium, manganese, nickel raw material are packed into molten
In furnace, the preheating insulation 3-6h at 400-500 DEG C, until the raw material in smelting furnace is in molten state, formation mixed melting liquid；
(3) aluminum alloy melt will be melted in (1) to continue to heat up, when aluminum alloy melt temperature rises to 700-750 DEG C, to being added in aluminum alloy melt
Degasification slag-cleaning agent is equably sprinkling upon on the surface of aluminum alloy melt；(4) mixed melting liquid and aluminum alloy melt are mixed to get melting
Liquid is stirred continuously, and keeps molten liquid temperature to be not less than 800 DEG C in adition process, is then injected molten liquid by casting machine
Die cast in mold cavity after to preheating；
Etch resistant layer processing method: modified graphene oxide will be first deposited on to die cast alloy outer first, then
Aluminium is proportionally divided into tetra- parts of B, C, D, rare earth element is divided into E, F, G parts respectively for B parts of aluminium, E parts of rare earth element, silicon, C
Aluminium, F parts of the rare earth element, magnesium of part, the three-layer alloy that D parts of aluminium, G parts of rare earth element, rhenium are formed is with electric arc spraying
Mode is sprayed on modified graphene oxide outermost layer；
Further, after the addition degasification slag-cleaning agent, a filter residue operation, and filter residue were carried out every 30-35 minutes
Number is no less than five times；
Further, it is covered when the aluminium material melts using the ground flux of potassium chloride and sodium chloride, dosage is furnace charge weight
The 0.4-2% of amount；
Further, during the preparation process, aluminium is divided into B, C, D parts to the anti-corrosion layer of the aluminum alloy surface, B, C, D ratio
For 2:1:(1-1.5)；
Further, during the preparation process, rare earth element is divided into E, F, G parts to the anti-corrosion layer of the aluminum alloy surface, E,
F, G ratio is (1-2): (0.5-1): 1；
Control group 2
Aluminium alloy includes two part compositions of anti-corrosion layer of aluminium alloy ontology, aluminum alloy surface；
Alloy raw material: 6 parts of magnesium, 3 parts of rhenium, 4 parts of silicon, 72 parts of aluminium material；
Etch resistant layer raw material: 1.5 parts of carbon, 4 parts of chromium, 2 parts of manganese, 19 parts of iron, 2.5 parts of zinc, 12 parts of copper, 5 parts of nickel, 35 parts of aluminium,
18 parts of rare earth element, 14 parts of modified graphene oxide；
Alloy processing method: (1) claiming raw material first, in accordance with ratio, be put into drying box after aluminium material and carbon, chromium, manganese, nickel washing,
It is taken out after drying, aluminium alloy aqueous solution will be melted under 600-700 DEG C of high temperature, it is spare；(2) iron, zinc, copper raw material are packed into melting
In furnace, the preheating insulation 3-6h at 400-500 DEG C, until the raw material in smelting furnace is in molten state, formation mixed melting liquid；
(3) aluminum alloy melt will be melted in (1) to continue to heat up, when aluminum alloy melt temperature rises to 700-750 DEG C, to being added in aluminum alloy melt
Degasification slag-cleaning agent is equably sprinkling upon on the surface of aluminum alloy melt；(4) mixed melting liquid and aluminum alloy melt are mixed to get melting
Liquid is stirred continuously, and keeps molten liquid temperature to be not less than 800 DEG C in adition process, is then injected molten liquid by casting machine
Die cast in mold cavity after to preheating；
Etch resistant layer processing method: modified graphene oxide will be first deposited on to die cast alloy outer first, then
Aluminium is proportionally divided into tetra- parts of B, C, D, rare earth element is divided into E, F, G parts respectively for B parts of aluminium, E parts of rare earth element, iron, C
Aluminium, F parts of the rare earth element, zinc of part, the three-layer alloy that D parts of aluminium, G parts of rare earth element, copper are formed is with electric arc spraying
Mode is sprayed on modified graphene oxide outermost layer；
Further, after the addition degasification slag-cleaning agent, a filter residue operation, and filter residue were carried out every 30-35 minutes
Number is no less than five times；
Further, it is covered when the aluminium material melts using the ground flux of potassium chloride and sodium chloride, dosage is furnace charge weight
The 0.4-2% of amount；
Further, during the preparation process, aluminium is divided into B, C, D parts to the anti-corrosion layer of the aluminum alloy surface, B, C, D ratio
For 2:1:(1-1.5)；
Further, during the preparation process, rare earth element is divided into E, F, G parts to the anti-corrosion layer of the aluminum alloy surface, E,
F, G ratio is (1-2): (0.5-1): 1；
Control group 3
Aluminium alloy includes two part compositions of anti-corrosion layer of aluminium alloy ontology, aluminum alloy surface；
Alloy raw material: 1.5 parts of carbon, 4 parts of chromium, 2 parts of manganese, 16 parts of iron, 2.5 parts of zinc, 10 parts of copper, 72 parts of aluminium material；
Etch resistant layer raw material: 35 parts of aluminium, 6 parts of magnesium, 3 parts of rhenium, 4 parts of silicon, 17 parts of rare earth element, modified graphene oxide 14
Part；
Alloy processing method: (1) first, in accordance with ratio claim raw material, be put into drying box after aluminium material and iron, zinc, copper washing, dry
It is taken out after dry, aluminium alloy aqueous solution will be melted under 600-700 DEG C of high temperature, it is spare；(2) carbon, chromium, manganese, nickel raw material are packed into molten
In furnace, the preheating insulation 3-6h at 400-500 DEG C, until the raw material in smelting furnace is in molten state, formation mixed melting liquid；
(3) aluminum alloy melt will be melted in (1) to continue to heat up, when aluminum alloy melt temperature rises to 700-750 DEG C, to being added in aluminum alloy melt
Degasification slag-cleaning agent is equably sprinkling upon on the surface of aluminum alloy melt；(4) mixed melting liquid and aluminum alloy melt are mixed to get melting
Liquid is stirred continuously, and keeps molten liquid temperature to be not less than 800 DEG C in adition process, is then injected molten liquid by casting machine
Die cast in mold cavity after to preheating；
Etch resistant layer processing method: first first by aluminium, rare earth element, magnesium melt to form a laminated gold with electric arc spraying
Mode is sprayed on the alloy outer of molding die cast, and modified graphene oxide is deposited on alloy outermost layer by heat preservation；
Further, after the addition degasification slag-cleaning agent, a filter residue operation, and filter residue were carried out every 30-35 minutes
Number is no less than five times；
Further, it is covered when the aluminium material melts using the ground flux of potassium chloride and sodium chloride, dosage is furnace charge weight
The 0.4-2% of amount；
Further, during the preparation process, aluminium is divided into B, C, D parts to the anti-corrosion layer of the aluminum alloy surface, B, C, D ratio
For 2:1:(1-1.5)；
Further, during the preparation process, rare earth element is divided into E, F, G parts to the anti-corrosion layer of the aluminum alloy surface, E,
F, G ratio is (1-2): (0.5-1): 1；
Control group 4
Aluminium alloy includes two part compositions of anti-corrosion layer of aluminium alloy ontology, aluminum alloy surface；
Alloy raw material: 1.5 parts of carbon, 4 parts of chromium, 2 parts of manganese, 16 parts of iron, 2.5 parts of zinc, 10 parts of copper, 72 parts of aluminium material；
Etch resistant layer raw material: 35 parts of aluminium, 6 parts of magnesium, 3 parts of rhenium, 4 parts of silicon, 17 parts of rare earth element；
Alloy processing method: (1) first, in accordance with ratio claim raw material, be put into drying box after aluminium material and iron, zinc, copper washing, dry
It is taken out after dry, aluminium alloy aqueous solution will be melted under 600-700 DEG C of high temperature, it is spare；(2) carbon, chromium, manganese, nickel raw material are packed into molten
In furnace, the preheating insulation 3-6h at 400-500 DEG C, until the raw material in smelting furnace is in molten state, formation mixed melting liquid；
(3) aluminum alloy melt will be melted in (1) to continue to heat up, when aluminum alloy melt temperature rises to 700-750 DEG C, to being added in aluminum alloy melt
Degasification slag-cleaning agent is equably sprinkling upon on the surface of aluminum alloy melt；(4) mixed melting liquid and aluminum alloy melt are mixed to get melting
Liquid is stirred continuously, and keeps molten liquid temperature to be not less than 800 DEG C in adition process, is then injected molten liquid by casting machine
Die cast in mold cavity after to preheating；
Etch resistant layer processing method: aluminium is first proportionally divided into tetra- parts of B, C, D first, rare earth element is divided into E, F, G parts
Respectively by B parts of aluminium, E parts of rare earth element, silicon, C parts of aluminium, F parts of rare earth element, magnesium, D parts of aluminium, G parts of rare earth member
The three-layer alloy that element, rhenium are formed is sprayed on the alloy outer of molding die cast, heat preservation by way of electric arc spraying；
Further, after the addition degasification slag-cleaning agent, a filter residue operation, and filter residue were carried out every 30-35 minutes
Number is no less than five times；
Further, it is covered when the aluminium material melts using the ground flux of potassium chloride and sodium chloride, dosage is furnace charge weight
The 0.4-2% of amount；
Further, during the preparation process, aluminium is divided into B, C, D parts to the anti-corrosion layer of the aluminum alloy surface, B, C, D ratio
For 2:1:(1-1.5)；
Further, during the preparation process, rare earth element is divided into E, F, G parts to the anti-corrosion layer of the aluminum alloy surface, E,
F, G ratio is (1-2): (0.5-1): 1；
Test 1
By embodiment 1-3, the elongation percentage of the alloy in control group 1-4, hardness are recorded in table 1；
Table 1
The result shows that: for alloy and modified graphite oxide made of 3 layers of rare earth element of spray coating alloy in embodiment 2
Alkene, to the elongation percentage of aluminium alloy, hardness, anticorrosive rate be promoted to it is optimal；
It is important to point out that, above embodiments and test example are only limitted to do further technical solution of the present invention herein
Elaboration and understanding, should not be understood as it is further to technical solution of the present invention limited, what those skilled in the art made
The innovation and creation of non-protruding essential characteristics and marked improvement still fall within protection category of the invention.
Claims (10)
1. a kind of anticorrosion aluminium, which is characterized in that the aluminium alloy is by aluminium alloy ontology, the anti-corrosion layer of aluminum alloy surface
Two parts are constituted.
2. anticorrosion aluminium as described in claim 1, which is characterized in that the aluminium alloy ontology composition is according to following weight
Part meter: 1-2 parts of carbon, 3-5 parts of chromium, 1-3 parts of manganese, 18-24 parts of iron, 2-3 parts of zinc, 1-15 parts of copper, 4-6 parts of nickel, 70-75 parts of aluminium material.
3. anticorrosion aluminium as described in claim 1, which is characterized in that the aluminium alloy ontology production method includes following
Step (1) claims raw material first, in accordance with ratio, is put into drying box after aluminium material and iron, zinc, copper washing, takes out after drying, will be in 600-
Melt aluminium alloy aqueous solution under 700 DEG C of high temperature, it is spare；(2) carbon, chromium, manganese, nickel raw material are fitted into smelting furnace, at 400-500 DEG C
Lower preheating insulation 3-6h, until the raw material in smelting furnace is in molten state, formation mixed melting liquid；(3) aluminium will be melted in (1) to close
Golden liquid continues to heat up, when aluminum alloy melt temperature rises to 700-750 DEG C, to degasification slag-cleaning agent is added in aluminum alloy melt, equably
It is sprinkling upon on the surface of aluminum alloy melt；(4) mixed melting liquid and aluminum alloy melt are mixed to get molten liquid, are stirred continuously, and be added
It keeps molten liquid temperature to be not less than 800 DEG C in the process, molten liquid is then injected by casting machine by the mold cavity after preheating
Interior die cast.
4. anticorrosion aluminium as described in claim 1, which is characterized in that the anti-corrosion layer composition of the aluminum alloy surface is pressed
According to following parts by weight meter: 30-40 parts of aluminium, 5-7 parts of magnesium, 2-4 parts of rhenium, 3-5 parts of silicon, 10-23 parts of rare earth element, modified graphite oxide
10-15 parts of alkene.
5. anticorrosion aluminium as described in claim 1, which is characterized in that the anti-corrosion layer preparation side of the aluminum alloy surface
Aluminium the following steps are included: is first proportionally divided into tetra- parts of B, C, D, rare earth element is divided into E, F, G parts respectively for B parts by method first
Aluminium, E parts of rare earth element, silicon, C parts of aluminium, F parts of rare earth element, magnesium, D parts of aluminium, G parts of rare earth element, rhenium formed three
Laminated gold is sprayed on the alloy outer of molding die cast by way of electric arc spraying, heat preservation, by modified graphene oxide
It is deposited on alloy outermost layer.
6. anticorrosion aluminium as claimed in claim 3, which is characterized in that use potassium chloride and chlorination when the aluminium material melts
The ground flux of sodium covers, and dosage is the 0.4-2% of charging weight.
7. anticorrosion aluminium as claimed in claim 3, which is characterized in that after the addition degasification slag-cleaning agent, every 30-
A filter residue operation is carried out within 35 minutes, and filter residue number is no less than five times.
8. anticorrosion aluminium as claimed in claim 5, which is characterized in that the modified graphene oxide is by lanthanum chloride, chlorine
Change cerium and alcohol, acrylic acid, resin, ammonium chloride, urea are mixed into modifying agent, heating water bath heat preservation adds acid for adjusting pH, obtains rare earth
Graphene oxide is immersed n,N-Dimethylformamide dispersion and is added in earth solution by solution, washing, drying.
9. anticorrosion aluminium as claimed in claim 5, which is characterized in that prepared by the anti-corrosion layer of the aluminum alloy surface
In the process, aluminium is divided into B, C, D parts, and B, C, D ratio are 2:1:(1-1.5).
10. anticorrosion aluminium as claimed in claim 5, which is characterized in that the anti-corrosion layer of the aluminum alloy surface is being made
During standby, rare earth element is divided into E, F, G parts, and E, F, G ratio are (1-2): (0.5-1): 1.
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| CN111424193A (en) * | 2020-04-30 | 2020-07-17 | 新沂天源节能材料有限公司 | High-strength corrosion-resistant aluminum alloy door and window and preparation method thereof |
| CN112177480A (en) * | 2019-07-01 | 2021-01-05 | 金鹏节能科技有限公司 | Corrosion-resistant aluminum alloy door and window and preparation method thereof |
| CN113699393A (en) * | 2021-08-30 | 2021-11-26 | 大冶市兴进铝业有限公司 | Manufacturing method of aluminum profile |
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