CN113637877A - 一种绿色循环法生产的8011单零箔及其制造方法 - Google Patents
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 15
- 238000005096 rolling process Methods 0.000 claims abstract description 31
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 27
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 27
- 238000000137 annealing Methods 0.000 claims abstract description 12
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- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 4
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 4
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- 239000010936 titanium Substances 0.000 claims description 2
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- 238000004064 recycling Methods 0.000 abstract description 4
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- 230000007547 defect Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 1
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- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/40—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling foils which present special problems, e.g. because of thinness
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- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
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- B21B1/46—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling metal immediately subsequent to continuous casting
- B21B1/463—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling metal immediately subsequent to continuous casting in a continuous process, i.e. the cast not being cut before rolling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
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- B21B3/00—Rolling materials of special alloys so far as the composition of the alloy requires or permits special rolling methods or sequences ; Rolling of aluminium, copper, zinc or other non-ferrous metals
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- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/02—Making non-ferrous alloys by melting
- C22C1/026—Alloys based on aluminium
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- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/06—Making non-ferrous alloys with the use of special agents for refining or deoxidising
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/04—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B3/00—Rolling materials of special alloys so far as the composition of the alloy requires or permits special rolling methods or sequences ; Rolling of aluminium, copper, zinc or other non-ferrous metals
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Abstract
本发明公开了一种绿色循环法生产的8011单零箔及其制造方法,其组成成分及质量百分比为:Si0.6~0.7,Fe0.8~0.9%,Cu0.03~0.05%,Mn≤0.05%,Zn≤0.05%,Ti0.02~0.05%,余量为Al。制造方法包括熔炼、铸轧、粗轧、中间退火、切边、精轧、成品退火、检验包装等步骤。本发明制备的成品抗拉强度95‑120Mpa,延伸率可达3.0%以上。本发明与使用铝锭铸轧方法生产的成品相比,力学性能、针孔数、耐腐蚀性能相当,但因其能具有废料循环利用、绿色节能、成品率高、加工性能好等优点,对整个市场的节能减排,绿色生产等具有明显的促进作用。
Description
技术领域
本发明涉及一种绿色循环法生产的8011单零箔及其制造方法。
背景技术
随着轻量化的发展,包装、电解电容器、绝热等领域的铝箔需求量不断增加,一方面,许多厂家出现订单供不应求的现象,铝锭的价格也一路攀升;另一方面,在铝箔加工过程中,在粗轧、精轧、切边阶段均会产生很多废料,如何利用这些废料成为亟待解决的问题。我司经过两年的生产实践,攻克了用废料生产8011单零箔的关键技术,单零箔的产品质量得到质的提升。我公司铸轧生产的铝箔坯料(7.0mm)可生产0.01-0.02mm厚的单零箔,单零箔的性能、断带等质量问题都得到了有效解决,产品质量符合下游客户的需求。
发明内容
本发明的目的是为了解决以上现有技术的不足,提供一种绿色循环法生产的8011单零箔及其制造方法。
一种绿色循环法生产的8011单零箔,其合金组成成分及质量百分比为:Si 0.6~0.7,Fe 0.8~0.9%,Cu 0.03~0.05%,Mn≤0.05%,Zn≤0.05%,Ti 0.02~0.05%,余量为Al。
一种绿色循环法生产的8011单零箔的制造方法,包括以下步骤:
(1)熔炼、铸轧:使用规定成分的合金进行熔炼并铸轧成厚度为6.5~7.0mm的铝卷;
(2)粗轧:对上述坯料进行轧制,经过2~4个道次轧制成厚度为1.8~3.5mm的铝卷;
(3)均匀化退火:对步骤(2)制备的铝卷进行均匀化退火,先以1.0℃/min~2.2℃/min升温250~280℃,保温时间60~100min,再以1.0℃/min~2.5℃/min升温到530~550℃,保温时间400~500min,最后降温到450~500℃,保温时间180~300min;
(4)粗轧、切边:对步骤(3)制备的铝卷进行粗轧,经过2~4个道次轧至到厚度为0.26mm,冷却12~24h,进行切边;
(5)精轧:对于步骤(4)制备的铝卷进行精轧,经过3~5个道次轧制成厚度为0.01~0.02mm的铝卷;
(6)分切:对步骤(5)制备的铝卷进行分切;
(7)成品退火:对步骤(6)制备的铝卷进行成品退火,先以1.0℃/min~2.2℃/min升温到180~220℃,保温时间500~600min,再以1.0℃/min~2.5℃/min升温到200~250℃,保温时间100~180min;
(8)检查、包装:检查产品的厚度、宽度尺寸,端面质量,表面质量,检查合格后方可包装。
优选地,步骤(1)中在过滤箱入口前设置钛丝添加点,并提高钛丝加入点的温度。
优选地,步骤(1)在除气箱内,氩气的流量要稳定在12-18L/min,转子转速在490-510rpm。
优选地,步骤(3)中为防止晶粒晶粒粗大,可以降低保温二段的温度,并减少了保温时间,降低最终的保温温度。
优选地,步骤(7)中设置出炉风机强冷≤70℃,取样做力学性能,检验抗拉强度是否大于等于100MPa和延伸率是否大于等于3.0%。
优选地,步骤(8)检验包装过程中,检验的项目包括表面是否有氧化、划伤、轧制缺陷,端面是否整齐,是否有串层,除油是否干净,刷水等级是否大于等于A+。
有益效果:
本发明制备的成品抗拉强度95-120Mpa,延伸率可达3.0%以上。本发明与使用铝锭铸轧方法生产的成品相比,力学性能、针孔数、耐腐蚀性能相当,既合理的利用了废料进行生产,又能满足客户需求。且该产品工艺流程短、成本低、且实现了废料的重复循环利用,因而对整个市场的节能减排,绿色生产等具有明显的促进作用。
具体实施方式
为了加深对本发明的理解,下面将结合实施例对本发明作进一步详述,该实施例仅用于解释本发明,并不构成对本发明保护范围的限定。
1.熔炼按重量百分比Si 0.65%,Fe 0.85%,Cu 0.035%,其余为铝的配比作为基础成分,配制合金原料;
2.将原料进行熔化,熔炼温度在735~755℃范围内,经过熔体精炼处理后在740~760℃倒入静置炉静置保温,静置炉温度为730~750℃;后经铸轧得到6.0-7.0mm铸轧卷;
3.将铸轧母卷经粗轧按7.0mm—4.2mm—2.7mm—1.8mm,轧制1.8mm厚度进行均匀化退火,4h升温至265℃,继续升温,2h升温至550℃,保温8h,然后降温至480℃,保温4h;
5.切边后料卷经按0.26mm—0.14mm—0.075mm—0.036mm—0.018±0.0009mm道次轧制成品道次0.018±0.0009mm厚度,随后分切至成品宽度;
6.成品道次0.018±0.0009mm卷进行成品退火,5h升温至230℃保温9h,然后降温至200℃保温2h,随后冷却出炉。
本发明制备的成品抗拉强度95-120Mpa,延伸率可达3.0%以上。本发明与使用铝锭铸轧方法生产的成品相比,力学性能、针孔数、耐腐蚀性能相当,既合理的利用了废料进行生产,又能满足客户需求。我司用废料铸轧生产8011单零箔坯料,实现了铝的重复循环利用,除具有显著的经济优势外,还有效的节约资源、保护环境等优点,受到政府政策的扶持。且该产品工艺流程短、成本低、实现了废料的重复循环利用,因而对整个市场的节能减排,绿色生产等具有明显的促进作用。
以上所述仅为本发明的较佳实施例而已,并不用以限制本发明,凡在本发明的精神和原则之内,所作的任何修改、等同替换、改进等,均应包含在本发明的保护范围之内。
Claims (7)
1.一种绿色循环法生产的8011单零箔,其特征在于,其合金组成成分及质量百分比为:Si 0.6~0.7,Fe 0.8~0.9%,Cu 0.03~0.05%,Mn≤0.05%,Zn≤0.05%,Ti 0.02~0.05%,余量为Al。
2.一种绿色循环法生产的8011单零箔的制造方法,其特征在于,包括以下步骤:
(1)熔炼、铸轧:使用规定成分的合金进行熔炼并铸轧成厚度为6.5~7.0mm的铝卷;
(2)粗轧:对上述坯料进行轧制,经过2~4个道次轧制成厚度为1.8~3.5mm的铝卷;
(3)均匀化退火:对步骤(2)制备的铝卷进行均匀化退火,先以1.0℃/min~2.2℃/min升温250~280℃,保温时间60~100min,再以1.0℃/min~2.5℃/min升温到530~550℃,保温时间400~500min,最后降温到450~500℃,保温时间180~300min;
(4)粗轧、切边:对步骤(3)制备的铝卷进行粗轧,经过2~4个道次轧至到厚度为0.26mm,冷却12~24h,进行切边;
(5)精轧:对于步骤(4)制备的铝卷进行精轧,经过3~5个道次轧制成厚度为0.01~0.02mm的铝卷;
(6)分切:对步骤(5)制备的铝卷进行分切;
(7)成品退火:对步骤(6)制备的铝卷进行成品退火,先以1.0℃/min~2.2℃/min升温到180~220℃,保温时间500~600min,再以1.0℃/min~2.5℃/min升温到200~250℃,保温时间100~180min;
(8)检查、包装:检查产品的厚度、宽度尺寸,端面质量,表面质量,检查合格后方可包装。
3.根据权利要求2所述的一种绿色循环法生产的8011单零箔的制造方法,其特征在于,步骤(1)中在过滤箱入口前设置钛丝添加点,并提高钛丝加入点的温度。
4.根据权利要求2所述的一种绿色循环法生产的8011单零箔的制造方法,其特征在于,步骤(1)在除气箱内,氩气的流量要稳定在12-18L/min,转子转速在490-510rpm。
5.根据权利要求2所述的一种绿色循环法生产的8011单零箔的制造方法,其特征在于,步骤(3)中为防止晶粒晶粒粗大,可以降低保温二段的温度,并减少了保温时间,降低最终的保温温度。
6.根据权利要求2所述的一种绿色循环法生产的8011单零箔的制造方法,其特征在于,步骤(7)中设置出炉风机强冷≤70℃,取样做力学性能,检验抗拉强度是否大于等于100MPa和延伸率是否大于等于3.0%。
7.根据权利要求2所述的一种绿色循环法生产的8011单零箔的制造方法,其特征在于,步骤(8)检验包装过程中,检验的项目包括表面是否有氧化、划伤、轧制缺陷,端面是否整齐,是否有串层,除油是否干净,刷水等级是否大于等于A+。
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4325755A (en) * | 1979-08-30 | 1982-04-20 | Alcan Research And Development Limited | Formable aluminum alloy sheet product |
CN102191414A (zh) * | 2011-04-13 | 2011-09-21 | 河南顺源宇祥铝业科技有限公司 | 铝合金电缆带材料及其生产方法 |
CN111187949A (zh) * | 2020-02-28 | 2020-05-22 | 江苏鼎胜新能源材料股份有限公司 | 一种低制耳率瓶盖用铝箔及其制造方法 |
CN111254322A (zh) * | 2020-03-25 | 2020-06-09 | 江苏鼎胜新能源材料股份有限公司 | 一种减薄双面光电池极耳用铝箔材料的制备方法 |
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4325755A (en) * | 1979-08-30 | 1982-04-20 | Alcan Research And Development Limited | Formable aluminum alloy sheet product |
CN102191414A (zh) * | 2011-04-13 | 2011-09-21 | 河南顺源宇祥铝业科技有限公司 | 铝合金电缆带材料及其生产方法 |
CN111187949A (zh) * | 2020-02-28 | 2020-05-22 | 江苏鼎胜新能源材料股份有限公司 | 一种低制耳率瓶盖用铝箔及其制造方法 |
CN111254322A (zh) * | 2020-03-25 | 2020-06-09 | 江苏鼎胜新能源材料股份有限公司 | 一种减薄双面光电池极耳用铝箔材料的制备方法 |
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