CN105088021A - 3003 hard-anodized aluminum alloy of black pot, and manufacturing method of 3003 hard-anodized aluminum alloy - Google Patents
3003 hard-anodized aluminum alloy of black pot, and manufacturing method of 3003 hard-anodized aluminum alloy Download PDFInfo
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- CN105088021A CN105088021A CN201510497778.2A CN201510497778A CN105088021A CN 105088021 A CN105088021 A CN 105088021A CN 201510497778 A CN201510497778 A CN 201510497778A CN 105088021 A CN105088021 A CN 105088021A
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Abstract
The invention firstly discloses a 3003 hard-anodized aluminum alloy of a black pot. The 3003 hard-anodized aluminum alloy comprises the following components in percentage by weight: Fe which is equal to or smaller than 0.7%, Si which is equal to or smaller than 0.6%, 0.6-1.0% of Mn, Cu which is equal to or smaller than 0.2%, 0.015-0.03% of Ti, and Al which is equal to or larger than 97%. The invention further discloses a manufacturing method of the 3003 hard-anodized aluminum alloy of the black pot. The method comprises the following steps: step I, compounding materials; step II, smelting the compounded materials, refining the smelted materials, and performing slagging-off so as to obtain an aluminum alloy solution; step III, forging the aluminum alloy solution obtained in the step II so as to obtain formed blank; step IV, performing symmetrical surface milling on the blank obtained in the step III; step V, performing hot treatment on the blank after surface milling, wherein the heating temperature for hot treatment is 520-550 DEG C, and the soaking temperature is 600-620 DEG C; step VI, performing hot rolling on the blank after hot treatment, wherein the initial rolling temperature is 520-550DEG C, and the final rolling temperature is 280-300 DEG C; and step VII, performing annealing.
Description
Technical field
The invention belongs to technical field of aluminum alloy technology, be specifically related to a kind of 3003 hard oxygen black-cooking pot aluminium alloy and manufacture method thereof.
Background technology
Existing electric cooker with 3003 aluminium alloys when hardening oxidation because oxidization time is long, oxide thickness is not high, reach identical hardening oxidation color and oxide thickness needs oxidization time longer, greatly increases production cost.As the publication number Chinese patent that is CN104213173A discloses a kind of mixed acid type Hard anode oxidation method of Al and Alalloy, it adopts the mixing solutions of sulfuric acid and chromic acid as electrolytic solution, and this electrolyte temperature controls at-10 DEG C ~+5 DEG C, by cooling apparatus, electrolyte temperature around Al and Al-alloy is lowered the temperature during electrolysis, and make whole groove electrolyte temperature even by alr mode.Although the mixed acid type Hard anode oxidation method of this Al and Alalloy can meet the requirement of the hardening oxidation of aluminium alloy to a certain extent, still there is oxidization time long, the defect that cost is high.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of 3003 hard oxygen black-cooking pot aluminium alloy and manufacture method thereof, make product under the good tensile property of maintenance and grain refining prerequisite, the speed of hardening oxidation is faster, oxide film color is darker, and oxide film is thicker, can reach the effect of hardening oxidation within the time of common soft oxygen, reduce the production cost of hardening oxidation, improve production efficiency.
For achieving the above object, the invention provides following technical scheme:
The present invention first proposed a kind of 3003 hard oxygen black-cooking pot aluminium alloys, and the mass percent of its each component is: Fe≤0.7%; Si≤0.6%; Mn:0.6-1.0%; Cu≤0.2%; Ti:0.015-0.03%; Al >=97%.
The invention allows for the manufacture method of a kind of 3003 hard oxygen black-cooking pot aluminium alloys, comprise the steps:
Step one, batching: prepare burden according to the mass percent of each component in as claimed in claim 1 3003 hard oxygen black-cooking pot aluminium alloys;
Step 2, melting, to skim: melting, refining carried out to the batching in step one and takes off Slag treatment, obtaining aluminium alloy solution;
Step 3, casting: aluminium alloy solution casting step 2 obtained is blank;
Step 4, milling face: the process of symmetrical milling face is carried out to the blank that step 3 obtains;
Step 5, thermal treatment: heat-treated by the blank after the process of milling face, heat treated Heating temperature is 520-550 DEG C, and soaking temperature is 600-620 DEG C;
Step 6, hot rolling: blank is after heat treatment carried out hot rolling process, and the start rolling temperature 520-550 DEG C of hot rolling; Finishing temperature 280-300 DEG C;
Step 7, annealing.
Further, in described step 2, described melting, refining and the temperature of skimming are 700-750 DEG C, and stirred solution.
Further, in described step 3, the temperature of casting is 700-730 DEG C, casting speed 50-60mm/min, hydraulic pressure 0.05-1.5MPa.
Further, in described step 4, the degree of depth in milling face is 20mm.
Further, in described step 7, annealing temperature is 400 DEG C, and soaking time is 12 hours.
Beneficial effect of the present invention is:
Of the present invention 3003 hard oxygen black-cooking pot aluminium alloy and manufacture method thereof, by to Fe, Si, Mn, Cu, Ti etc. organizes the reasonably combined of chemical composition content, and through a large amount of creative group experiments, with special manufacturing process, make product under the good tensile property of maintenance and grain refining prerequisite, hard oxygen speed is faster, oxide film color is darker, oxide film is thicker, the effect of hardening oxidation is reached in the time of common soft oxygen, reduce the production cost of hardening oxidation, improve production efficiency, oxidation color reaches one-level, thickness more than 27 μm, oxide film wear resistance and hardness are improved, greatly improve product and the output demand of client, improve economic benefit.
Embodiment
Below in conjunction with specific embodiment, the invention will be further described, can better understand the present invention and can be implemented, but illustrated embodiment is not as a limitation of the invention to make those skilled in the art.
embodiment 1
The manufacture method of the 3003 hard oxygen black-cooking pot aluminium alloys of the present embodiment, comprises the steps:
Step one, batching: prepare burden according to the mass percent of each component in 3003 hard oxygen black-cooking pot aluminium alloys; In the 3003 hard oxygen black-cooking pot aluminium alloys of the present embodiment, the mass percent of each component is: Fe:0.5%; Si:0.6%; Mn:0.8%; Cu:0.2%; Ti:0.020%; Al:97%, all the other are impurity.
Step 2, melting, to skim: melting, refining carried out to the batching in step one and takes off Slag treatment, obtaining aluminium alloy solution; Concrete, in the present embodiment, melting, refining and the temperature of skimming are 700 DEG C, and stirred solution.
Step 3, casting: aluminium alloy solution casting step 2 obtained is blank; The temperature of the casting in the present embodiment is 700 DEG C, casting speed 50mm/min, hydraulic pressure 0.1MPa.
Step 4, milling face: the process of symmetrical milling face is carried out to the blank that step 3 obtains; The degree of depth in the milling face of the present embodiment is 20mm.
Step 5, thermal treatment: heat-treated by the blank after the process of milling face, heat treated Heating temperature is 520 DEG C, and soaking temperature is 600 DEG C;
Step 6, hot rolling: blank is after heat treatment carried out hot rolling process, and the start rolling temperature 550 DEG C of hot rolling; Finishing temperature 300 DEG C;
Step 7, annealing: the annealing temperature of the present embodiment is 400 DEG C, and soaking time is 12 hours.
embodiment 2
The manufacture method of the 3003 hard oxygen black-cooking pot aluminium alloys of the present embodiment, comprises the steps:
Step one, batching: prepare burden according to the mass percent of each component in 3003 hard oxygen black-cooking pot aluminium alloys; In the 3003 hard oxygen black-cooking pot aluminium alloys of the present embodiment, the mass percent of each component is: Fe:0.7%; Si:0.4%; Mn:0.6%; Cu:0.1%; Ti:0.015%; Al:98%, all the other are impurity.
Step 2, melting, to skim: melting, refining carried out to the batching in step one and takes off Slag treatment, obtaining aluminium alloy solution; Concrete, in the present embodiment, melting, refining and the temperature of skimming are 750 DEG C, and stirred solution.
Step 3, casting: aluminium alloy solution casting step 2 obtained is blank; The temperature of the casting in the present embodiment is 730 DEG C, casting speed 60mm/min, hydraulic pressure 1.5MPa.
Step 4, milling face: the process of symmetrical milling face is carried out to the blank that step 3 obtains; The degree of depth in the milling face of the present embodiment is 20mm.
Step 5, thermal treatment: heat-treated by the blank after the process of milling face, heat treated Heating temperature is 550 DEG C, and soaking temperature is 620 DEG C;
Step 6, hot rolling: blank is after heat treatment carried out hot rolling process, and the start rolling temperature 520 DEG C of hot rolling; Finishing temperature 280 DEG C;
Step 7, annealing: the annealing temperature of the present embodiment is 400 DEG C, and soaking time is 12 hours.
embodiment 3
The manufacture method of the 3003 hard oxygen black-cooking pot aluminium alloys of the present embodiment, comprises the steps:
Step one, batching: prepare burden according to the mass percent of each component in 3003 hard oxygen black-cooking pot aluminium alloys; In the 3003 hard oxygen black-cooking pot aluminium alloys of the present embodiment, the mass percent of each component is: Fe:0.3%; Si:0.2%; Mn:1.0%; Cu:0.15%; Ti:0.03%; Al:98.3%, all the other are impurity.
Step 2, melting, to skim: melting, refining carried out to the batching in step one and takes off Slag treatment, obtaining aluminium alloy solution; Concrete, in the present embodiment, melting, refining and the temperature of skimming are 720 DEG C, and stirred solution.
Step 3, casting: aluminium alloy solution casting step 2 obtained is blank; The temperature of the casting in the present embodiment is 720 DEG C, casting speed 55mm/min, hydraulic pressure 0.05MPa.
Step 4, milling face: the process of symmetrical milling face is carried out to the blank that step 3 obtains; The degree of depth in the milling face of the present embodiment is 20mm.
Step 5, thermal treatment: heat-treated by the blank after the process of milling face, heat treated Heating temperature is 530 DEG C, and soaking temperature is 610 DEG C;
Step 6, hot rolling: blank is after heat treatment carried out hot rolling process, and the start rolling temperature 540 DEG C of hot rolling; Finishing temperature 290 DEG C;
Step 7, annealing: the annealing temperature of the present embodiment is 400 DEG C, and soaking time is 12 hours.
embodiment 4
The manufacture method of the 3003 hard oxygen black-cooking pot aluminium alloys of the present embodiment, comprises the steps:
Step one, batching: prepare burden according to the mass percent of each component in 3003 hard oxygen black-cooking pot aluminium alloys; In the 3003 hard oxygen black-cooking pot aluminium alloys of the present embodiment, the mass percent of each component is: Fe:0.6%; Si:0.5%; Mn:0.7%; Cu:0.05%; Ti:0.025%; Al:98.1%, all the other are impurity.
Step 2, melting, to skim: melting, refining carried out to the batching in step one and takes off Slag treatment, obtaining aluminium alloy solution; Concrete, in the present embodiment, melting, refining and the temperature of skimming are 740 DEG C, and stirred solution.
Step 3, casting: aluminium alloy solution casting step 2 obtained is blank; The temperature of the casting in the present embodiment is 710 DEG C, casting speed 52mm/min, hydraulic pressure 1.0MPa.
Step 4, milling face: the process of symmetrical milling face is carried out to the blank that step 3 obtains; The degree of depth in the milling face of the present embodiment is 20mm.
Step 5, thermal treatment: heat-treated by the blank after the process of milling face, heat treated Heating temperature is 540 DEG C, and soaking temperature is 615 DEG C;
Step 6, hot rolling: blank is after heat treatment carried out hot rolling process, and the start rolling temperature 540 DEG C of hot rolling; Finishing temperature 285 DEG C;
Step 7, annealing: the annealing temperature of the present embodiment is 400 DEG C, and soaking time is 12 hours.
The above embodiment is only that protection scope of the present invention is not limited thereto in order to absolutely prove the preferred embodiment that the present invention lifts.The equivalent alternative or conversion that those skilled in the art do on basis of the present invention, all within protection scope of the present invention.Protection scope of the present invention is as the criterion with claims.
Claims (6)
1. 3003 hard oxygen black-cooking pot aluminium alloys, is characterized in that: the mass percent of its each component is: Fe≤0.7%; Si≤0.6%; Mn:0.6-1.0%; Cu≤0.2%; Ti:0.015-0.03%; Al >=97%.
2. a manufacture method for 3003 hard oxygen black-cooking pot aluminium alloys, is characterized in that: comprise the steps:
Step one, batching: prepare burden according to the mass percent of each component in as claimed in claim 1 3003 hard oxygen black-cooking pot aluminium alloys;
Step 2, melting, to skim: melting, refining carried out to the batching in step one and takes off Slag treatment, obtaining aluminium alloy solution;
Step 3, casting: aluminium alloy solution casting step 2 obtained is blank;
Step 4, milling face: the process of symmetrical milling face is carried out to the blank that step 3 obtains;
Step 5, thermal treatment: heat-treated by the blank after the process of milling face, heat treated Heating temperature is 520-550 DEG C, and soaking temperature is 600-620 DEG C;
Step 6, hot rolling: blank is after heat treatment carried out hot rolling process, and the start rolling temperature 520-550 DEG C of hot rolling; Finishing temperature 280-300 DEG C;
Step 7, annealing.
3. the manufacture method of according to claim 2 3003 hard oxygen black-cooking pot aluminium alloys, is characterized in that: in described step 2, and described melting, refining and the temperature of skimming are 700-750 DEG C, and stirred solution.
4. the manufacture method of according to claim 2 3003 hard oxygen black-cooking pot aluminium alloys, is characterized in that: in described step 3, and the temperature of casting is 700-730 DEG C, casting speed 50-60mm/min, hydraulic pressure 0.05-1.5MPa.
5. the manufacture method of according to claim 2 3003 hard oxygen black-cooking pot aluminium alloys, is characterized in that: in described step 4, and the degree of depth in milling face is 20mm.
6. the manufacture method of according to claim 2 3003 hard oxygen black-cooking pot aluminium alloys, it is characterized in that: in described step 7, annealing temperature is 400 DEG C, and soaking time is 12 hours.
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| CN201510497778.2A CN105088021A (en) | 2015-08-14 | 2015-08-14 | 3003 hard-anodized aluminum alloy of black pot, and manufacturing method of 3003 hard-anodized aluminum alloy |
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| CN201510497778.2A CN105088021A (en) | 2015-08-14 | 2015-08-14 | 3003 hard-anodized aluminum alloy of black pot, and manufacturing method of 3003 hard-anodized aluminum alloy |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107354326A (en) * | 2017-07-11 | 2017-11-17 | 亚太轻合金(南通)科技有限公司 | The preparation method of aluminium-alloy pipe |
| CN109097636A (en) * | 2018-09-10 | 2018-12-28 | 招商局铝业(重庆)有限公司 | A kind of baking utensil aluminium alloy and preparation method thereof |
| CN109097635A (en) * | 2018-08-31 | 2018-12-28 | 招商局铝业(重庆)有限公司 | A kind of aluminium alloy used for cosmetic and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1473949A (en) * | 2003-07-29 | 2004-02-11 | 沈健生 | Aluminium alloy foil and its producing method |
| CN102912191A (en) * | 2011-08-01 | 2013-02-06 | 江阴新仁科技有限公司 | 3003 reflective foil aluminum alloy |
| GB2500825B8 (en) * | 2012-03-30 | 2016-11-09 | Jaguar Land Rover Ltd | Alloy and method of production thereof |
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2015
- 2015-08-14 CN CN201510497778.2A patent/CN105088021A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1473949A (en) * | 2003-07-29 | 2004-02-11 | 沈健生 | Aluminium alloy foil and its producing method |
| CN102912191A (en) * | 2011-08-01 | 2013-02-06 | 江阴新仁科技有限公司 | 3003 reflective foil aluminum alloy |
| GB2500825B8 (en) * | 2012-03-30 | 2016-11-09 | Jaguar Land Rover Ltd | Alloy and method of production thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107354326A (en) * | 2017-07-11 | 2017-11-17 | 亚太轻合金(南通)科技有限公司 | The preparation method of aluminium-alloy pipe |
| CN109097635A (en) * | 2018-08-31 | 2018-12-28 | 招商局铝业(重庆)有限公司 | A kind of aluminium alloy used for cosmetic and preparation method thereof |
| CN109097636A (en) * | 2018-09-10 | 2018-12-28 | 招商局铝业(重庆)有限公司 | A kind of baking utensil aluminium alloy and preparation method thereof |
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