CN103352151A - Aluminum alloy fin material for radiator of automobile air conditioner and manufacturing method thereof - Google Patents
Aluminum alloy fin material for radiator of automobile air conditioner and manufacturing method thereof Download PDFInfo
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- CN103352151A CN103352151A CN201310273842XA CN201310273842A CN103352151A CN 103352151 A CN103352151 A CN 103352151A CN 201310273842X A CN201310273842X A CN 201310273842XA CN 201310273842 A CN201310273842 A CN 201310273842A CN 103352151 A CN103352151 A CN 103352151A
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Abstract
The invention provides an aluminum alloy fin material for a radiator of an automobile air conditioner. The aluminum alloy fin material comprises, on the basis of weight percentage, 8 to 8.6 of Si, 1.2 to 1.5 of Cu, 0.8 to 1.0 of Mg, 3.2 to 3.5 of Mn, 1.2 to 1.5 of Fe, 0.1 to 0.3 of Be, 0.4 to 0.6 of La, 0.06 to 0.09 of Ho, 0.15 to 0.20 of Sc, 0.32 to 0.36 of Ta, 0.08 to 0.12 of V and 0.04 to 0.06 of Ta, with the balance being Al. According to the invention, a formula for an aluminum alloy is further optimized, which is beneficial for improving comprehensive properties of the aluminum alloy material; a step of heat treatment improves uniformity of the internal structure of the aluminum alloy material and refinement of grains, so quality and processability of an aluminum alloy section are substantially improved. The aluminum alloy fin material provided by the invention has excellent machining properties as a radiator material.
Description
Technical field
The invention belongs to a kind of aluminium alloy, specifically a kind of air conditioner heat radiator aluminum alloy materials.
Background technology
The air-conditioning heat dissipation structural part is to be made by aluminium alloy mostly, comprises cast member, squeezes type spare, stamping parts and forge piece etc.Aluminum alloy cast forging piece cost is lower, but its thermal conductivity of aluminum alloy junction member of general cast form is not high, usually about 90 W/mK, to such an extent as to heat conductivility is poor, present fine aluminium commonly used (purity＞more than 99%) is although thermal conductivity very high (＞220 W/mK), but its flowability and castibility are bad, and too soft, be difficult for processing, and yielding.At present, the casting aluminum alloy that the research thermal conductivity is high, intensity is high, most important to air conditioner heat radiator.
Summary of the invention
The object of the present invention is to provide a kind of radiator of automobile air conditioner aluminum alloy fin material and manufacture method thereof.
The technical solution used in the present invention is:
The radiator of automobile air conditioner aluminum alloy fin material, it is characterized in that the weight percentage of its component is: silicon 8-8.6, copper 1.2-1.5, magnesium 0.8-1.0, manganese 3.2-3.5, iron 1.2-1.5, Be0.1-0.3, La0.4-0.6, Ho0.06-0.09, Sc0.15-0.20, Ta0.32-0.36, V0.08-0.12, Ta0.04-0.06, surplus are aluminium.
The manufacture method of described radiator of automobile air conditioner aluminum alloy fin material, comprise melting, skim, detect alloying constituent and adjust, add refining agent refining, casting, it is characterized in that: be cooled to 520-545 ℃ with 110-130 ℃ of/hour speed after the casting, be incubated 4-6 hour; Then, be cooled to 260-285 ℃ with 95-115 ℃ of/hour speed again, be incubated 7-8 hour; Be warming up to 440-480 ℃ with 70-90 ℃ of/hour speed again, be incubated 2-3 hour; Be cooled to 160-180 ℃ with 80-100 ℃ of/hour speed again, be incubated 2-3 hour; Be cooled to room temperature with 50-60 ℃ of/hour speed again; Putting into liquid nitrogen processed 2-3 hour again; Described refining agent is formed by the feed composition mixing briquetting of following weight part: vermiculite power 6-7, sodium aluminum fluoride 2.3-2.5, SnO
22.2-2.5, Calcium Fluoride (Fluorspan) 2.2-2.4, gac 2.5-2.8, sodium-chlor 2-3, Bi
2O
31.1-1.3, vanadium diboride 2.1-2.4, bauxitic clay 2.1-2.5, nano silicon 1-2.
The present invention processes through above-mentioned refining agent, obtain high-quality molten aluminium alloy, such molten aluminium alloy is used for Foundry Production, obviously improve yield rate, particularly the degree of porosity in the foundry goods reduces the 1-2 degree, is controlled effectively, and can not produce pore at cast(ing) surface, trapped oxide also obviously reduces, and oxide inclusion is about 2 grades.
The present invention further optimizes aluminium alloy formula, is conducive to improve the over-all properties of aluminum alloy materials; Heat treatment step has increased the homogeneity of interior tissue of aluminum and the refinement of crystal grain, has greatly improved quality and the processing characteristics of aluminium alloy extrusions.The present invention has good machining property as radiator material.
Embodiment
The radiator of automobile air conditioner aluminum alloy fin material, the weight percentage of its component is: silicon 8-8.6, copper 1.2-1.5, magnesium 0.8-1.0, manganese 3.2-3.5, iron 1.2-1.5, Be0.1-0.3, La0.4-0.6, Ho0.06-0.09, Sc0.15-0.20, Ta0.32-0.36, V0.08-0.12, Ta0.04-0.06, surplus are aluminium.
Manufacture method comprises melting, skims, detects alloying constituent and adjusts, adds refining agent refining, casting, is cooled to 520-545 ℃ with 110-130 ℃ of/hour speed after the casting, is incubated 4-6 hour; Then, be cooled to 260-285 ℃ with 95-115 ℃ of/hour speed again, be incubated 7-8 hour; Be warming up to 440-480 ℃ with 70-90 ℃ of/hour speed again, be incubated 2-3 hour; Be cooled to 160-180 ℃ with 80-100 ℃ of/hour speed again, be incubated 2-3 hour; Be cooled to room temperature with 50-60 ℃ of/hour speed again; Putting into liquid nitrogen processed 2-3 hour again;
Described refining agent is formed by the feed composition mixing briquetting of following weight part (kilogram): vermiculite power 7, sodium aluminum fluoride 2.3, SnO
22.5, Calcium Fluoride (Fluorspan) 2.4, gac 2.8, sodium-chlor 2, Bi
2O
31.1, vanadium diboride 2.4, bauxitic clay 2.5, nano silicon 1.
Intensity of aluminum alloy of the present invention reaches 280Mpa-320MPa, and hardness can reach 100HB～125HB, unit elongation 4-8%, the corrosion rate of its salt-fog test only be the 0.1-0.2 milligram/centimetre
2. day.Thermal conductivity 190-210W/mK.
Claims (2)
1. radiator of automobile air conditioner aluminum alloy fin material, it is characterized in that the weight percentage of its component is: silicon 8-8.6, copper 1.2-1.5, magnesium 0.8-1.0, manganese 3.2-3.5, iron 1.2-1.5, Be0.1-0.3, La0.4-0.6, Ho0.06-0.09, Sc0.15-0.20, Ta0.32-0.36, V0.08-0.12, Ta0.04-0.06, surplus are aluminium.
2. the manufacture method of radiator of automobile air conditioner aluminum alloy fin material according to claim 1, comprise melting, skim, detect alloying constituent and adjust, add refining agent refining, casting, it is characterized in that: be cooled to 520-545 ℃ with 110-130 ℃ of/hour speed after the casting, be incubated 4-6 hour; Then, be cooled to 260-285 ℃ with 95-115 ℃ of/hour speed again, be incubated 7-8 hour; Be warming up to 440-480 ℃ with 70-90 ℃ of/hour speed again, be incubated 2-3 hour; Be cooled to 160-180 ℃ with 80-100 ℃ of/hour speed again, be incubated 2-3 hour; Be cooled to room temperature with 50-60 ℃ of/hour speed again; Putting into liquid nitrogen processed 2-3 hour again; Described refining agent is formed by the feed composition mixing briquetting of following weight part: vermiculite power 6-7, sodium aluminum fluoride 2.3-2.5, SnO
22.2-2.5, Calcium Fluoride (Fluorspan) 2.2-2.4, gac 2.5-2.8, sodium-chlor 2-3, Bi
2O
31.1-1.3, vanadium diboride 2.1-2.4, bauxitic clay 2.1-2.5, nano silicon 1-2.
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| CN201310273842XA CN103352151A (en) | 2013-07-02 | 2013-07-02 | Aluminum alloy fin material for radiator of automobile air conditioner and manufacturing method thereof |
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| CN201310273842XA CN103352151A (en) | 2013-07-02 | 2013-07-02 | Aluminum alloy fin material for radiator of automobile air conditioner and manufacturing method thereof |
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| CN103352151A true CN103352151A (en) | 2013-10-16 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103993191A (en) * | 2014-03-13 | 2014-08-20 | 淮北津奥铝业有限公司 | Preparation method of high strength and high toughness aluminium alloy section bar |
| CN104647831A (en) * | 2015-02-03 | 2015-05-27 | 淄博博旭再生能源科技有限公司 | Corrosion-resisting air-conditioning fin material used for marine product cultivation workshop and preparation method thereof |
| CN107270761A (en) * | 2017-05-25 | 2017-10-20 | 合肥皖化电泵有限公司 | A kind of stove water pump heat exchanger |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1861823A (en) * | 2006-06-12 | 2006-11-15 | 江苏常铝铝业股份有限公司 | Aluminium alloy foil material for heat exchanger fin and mfg. process thereof |
| CN101233251A (en) * | 2005-07-27 | 2008-07-30 | 日本轻金属株式会社 | High strength aluminum alloy fin material and method of production of same |
| EP2281909A1 (en) * | 2004-04-05 | 2011-02-09 | Nippon Light Metal Company Ltd. | Aluminum alloy casting material for heat treatment with excellent thermal conductivity and manufacturing methods thereof. |
| CN103014429A (en) * | 2012-11-26 | 2013-04-03 | 吴高峰 | Preparation method of aluminum alloy material for automobile heat exchanger |
-
2013
- 2013-07-02 CN CN201310273842XA patent/CN103352151A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2281909A1 (en) * | 2004-04-05 | 2011-02-09 | Nippon Light Metal Company Ltd. | Aluminum alloy casting material for heat treatment with excellent thermal conductivity and manufacturing methods thereof. |
| CN101233251A (en) * | 2005-07-27 | 2008-07-30 | 日本轻金属株式会社 | High strength aluminum alloy fin material and method of production of same |
| CN1861823A (en) * | 2006-06-12 | 2006-11-15 | 江苏常铝铝业股份有限公司 | Aluminium alloy foil material for heat exchanger fin and mfg. process thereof |
| CN103014429A (en) * | 2012-11-26 | 2013-04-03 | 吴高峰 | Preparation method of aluminum alloy material for automobile heat exchanger |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103993191A (en) * | 2014-03-13 | 2014-08-20 | 淮北津奥铝业有限公司 | Preparation method of high strength and high toughness aluminium alloy section bar |
| CN103993191B (en) * | 2014-03-13 | 2016-09-07 | 淮北津奥铝业有限公司 | A kind of preparation method of high-strength/tenacity aluminum alloy section bar |
| CN104647831A (en) * | 2015-02-03 | 2015-05-27 | 淄博博旭再生能源科技有限公司 | Corrosion-resisting air-conditioning fin material used for marine product cultivation workshop and preparation method thereof |
| CN104647831B (en) * | 2015-02-03 | 2020-10-02 | 淄博博旭再生能源科技有限公司 | Corrosion-resistant air conditioner fin material for marine product cultivation workshop and preparation method thereof |
| CN107270761A (en) * | 2017-05-25 | 2017-10-20 | 合肥皖化电泵有限公司 | A kind of stove water pump heat exchanger |
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