CN110218911A - A kind of method of electrolytic aluminium liquid casting production ultra thin Aluminum foil - Google Patents
A kind of method of electrolytic aluminium liquid casting production ultra thin Aluminum foil Download PDFInfo
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- CN110218911A CN110218911A CN201910413416.9A CN201910413416A CN110218911A CN 110218911 A CN110218911 A CN 110218911A CN 201910413416 A CN201910413416 A CN 201910413416A CN 110218911 A CN110218911 A CN 110218911A
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/06—Continuous casting of metals, i.e. casting in indefinite lengths into moulds with travelling walls, e.g. with rolls, plates, belts, caterpillars
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- 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
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- 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
- C22C1/03—Making non-ferrous alloys by melting using master alloys
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- 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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- 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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- Crystallography & Structural Chemistry (AREA)
- Metal Rolling (AREA)
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Abstract
The invention discloses a kind of methods of electrolytic aluminium liquid casting production ultra thin Aluminum foil, it is desirable to provide a kind of method of the electrolytic aluminium liquid casting production ultra thin Aluminum foil of quality of finished product good.This method comprises the following steps: (1) melting；(2) casting；(3) cold rolling；(4) it is rolled in；(5) foil rolls；And (6) cutting.Process of the present invention is short, low energy consumption, pollution-free, has preferable economic and social benefit, while provided ultra thin Aluminum foil, the greatly low stability for improving capacitor operation.
Description
Technical field
The present invention relates to aluminium foil production technical fields, more particularly, to a kind of side of electrolytic aluminium liquid casting production ultra thin Aluminum foil
Method.
Background technique
Aluminium foil is a kind of thin slice being directly rolled into metallic aluminium, is commonly used for the use such as capacitor, packaging material.Aluminium foil is pressed
Difference in thickness can be divided into thick foil, single zero foil and double zero foil.So-called double zero foil is exactly to be less than the aluminium foil of 0.01mm in its thickness.With
The increasingly raising of people's living standard, double-zero aluminum foil are applied in food, beverage, dairy produce, medicine, daily use chemicals, electronic product etc.
Field is quickly grown.Main three kinds of the production method of aluminium foil, including Hot rolling, aluminium ingot remelting and the production of electrolytic aluminium liquid casting and roll process,
But Hot rolling and aluminium ingot remelting process, investment is big, and energy consumption is high, and the construction period is long, and production efficiency is low, but finished product interior tissue is thinner
Greasy, surface quality is preferable, compares first two method, and the investment of electrolytic aluminium liquid casting and roll process is small, process is short, low energy consumption, high production efficiency,
But there is the technical characteristic of " three high and one low " in electrolytic aluminium liquid, therefore that there are grain structures is coarseer for the finished product produced, and pinhole number is more,
The problem of surface exquisiteness difference, influences the subsequent applications of aluminium foil products.
Summary of the invention
The purpose of the present invention is intended to overcome the shortcomings of the prior art, provides a kind of electrolytic aluminium liquid casting production
The method of 0.004-0.0045mm ultra thin Aluminum foil.The present invention realizes electrolytic aluminium liquid casting preparation 0.004-0.0045mm thick aluminium
The mass production of foil, its grain structure of the ultra thin Aluminum foil of preparation is tiny, uniform, and surface is fine and smooth, and pinhole number≤15/
inch2, so that being thinned for the thickness of aluminium foil used in capacitor be furthermore achieved, lightweight development is realized, and effectively improve pole
The stability of production efficiency and subsequent applications product the capacitor operation of thin aluminium foil.
In order to solve the above-mentioned technical problem, the present invention is achieved by the following technical solutions:
A kind of method of electrolytic aluminium liquid casting production ultra thin Aluminum foil comprising following steps:
(1) melting
Melting: 0.10~0.13% Si, 0.38~0.48% Fe, 0.022- is carried out using following components in percentage by weight
0.028% Ti ,≤0.01% Cu ,≤0.03% Mn ,≤0.01% Mg ,≤0.03% Zn, surplus Al；By that will contain
There are electrolytic aluminium liquid, remelting high-speed rail aluminium ingot, aluminium-silicon intermediate alloy mixed smelting of the above weight percent composition, to obtain
Melt is used in ultra thin Aluminum foil production；Mixed smelting uses secondary refining process in smelting furnace, and refining temperature is 735-745 DEG C, refining
Time is 3-5min；Initial refining technique is used in holding furnace later；
(2) casting
Gained melt is subjected to casting, the preceding box temperature degree of casting is 701 ± 3 DEG C, roll 65-68mm, roll casting speed
For 950-1000mm/min, roll-force is 7399-7840 KN, and molten aluminum liquid fluctuating deviation is ± 1mm, cooling water temperature 35-
42 DEG C, obtain the cast-rolling stock of 6.0 ± 0.2mm thickness；
(3) cold rolling
Gained cast-rolling stock is subjected to cold rolling, uncoiling tension is controlled in 18-25/mm2, coiling tension 25-35N/mm2, rolling
Speed is raised speed using segmented, first stage 500-600m/min, second stage 800-1000mm/min, and phase III control exists
1000-1500m/min connects so that 6.0 ± 0.2mm thickness cast-rolling stock to be rolled into the cold rolling blank of 0.55-0.57mm thickness
Made annealing treatment, with obtain it is subsequent rolling need mechanical property；Then cold rolling blank after annealing at a high temperature is rolling to
0.22-0.25mm thickness carries out trimming processing；
(4) it is rolled in
To be handled through trimming the cold rolling blank completed carry out in roll, mill speed control in 500-700m/min, uncoiling tension and
Coiling tension is 50-60N/mm2, roll-force 2000-2400KN, mill product is with a thickness of 0.016-0.018mm；It is laggard
The rolling of row pairing, the uncoiling tension of pairing rolling are 1.6-1.8kg/mm2, pairing oil stream amount is set as 0.7-0.9ml/m2, tension
Gradient is 6-8%；
(5) foil rolls
The cold rolling blank rolled through pairing progress foil to be rolled, is rolled using no roll gap, mill speed is controlled in 800-900m/min,
Uncoiling tension is controlled in 60-65N/mm2, coiling tension 50-60N/mm2, prepare the very thin aluminium of 0.004-0.0045mm thickness
Foil；
(6) it cuts
The ultra thin Aluminum foil of acquisition is cut, cuts speed control in 500-600m/min, product specification, passes through as requested
Adjust position and the angle of carving knife, cutting to dimension.
Preferably, the weight percent of the Si is 0.12-0.13%.
Preferably, the Fe weight percent is 0.42-0.45%.
Preferably, the Ti weight percent is 0.025-0.028%.
Preferably, in the step (1), refining temperature is 738-742 DEG C, refining time 4min.
Preferably, in the step (2), the preceding box temperature degree of casting is 700 DEG C, roll 66mm, casting speed
Degree is 980mm/min, and roll-force is 7500 KN, and molten aluminum liquid fluctuating deviation is ± 1mm, and cooling water temperature is 40 DEG C, is obtained
The cast-rolling stock of 6.0mm thickness.
Preferably, in the step (3), cold roll uncoiling tension force is in 20N/mm2, coiling tension 30N/mm2, roll
Speed processed is raised speed using segmented, first stage 550m/min, second stage 900mm/min, and the phase III controls in 1200m/
Min so that 6.0mm thickness cast-rolling stock is rolled into the cold rolling blank of 0.55mm thickness, then is made annealing treatment；High annealing
Cold rolling blank afterwards is rolling to 0.24mm thickness, carries out trimming processing.
Preferably, in the step (4), mill speed control is in 600m/min, uncoiling tension and coiling tension
55N/mm2, roll-force 2100KN, mill product is with a thickness of 0.016mm；Pairing rolling, the uncoiling of pairing rolling are carried out later
Tension is 1.6kg/mm2, pairing oil stream amount is set as 0.8ml/m2, tension gradient 8%.
Preferably, in the step (5), mill speed control is controlled in 850m/min, uncoiling tension in 62N/mm2,
Coiling tension is 55N/mm2, prepare the ultra thin Aluminum foil of 0.004mm thickness.
Preferably, in the step (6), the speed control of cutting is in 550m/min.
Compared with prior art, the present invention has the advantage that
(1) present invention realizes the mass production that electrolytic aluminium liquid casting prepares 0.004-0.0045mm thickness aluminium foil, prepares
Ultra thin Aluminum foil its grain structure it is tiny, uniform, surface is fine and smooth, pinhole number≤15/inch2, so that electricity be furthermore achieved
The thickness of container aluminium foil is thinned, and realizes lightweight development, and effectively improves the production efficiency of ultra thin Aluminum foil and subsequent answer
The stability run with product capacitor.
(2) process of the present invention is short, low energy consumption, pollution-free, has preferable economic and social benefit.
Specific embodiment
The following is a clear and complete description of the technical scheme in the embodiments of the invention, it is clear that described embodiment
Only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, the common skill in this field
Art personnel every other embodiment obtained under that premise of not paying creative labor belongs to the model that the present invention protects
It encloses.Particular technique parameter or technical conditions are not specified in embodiment, according to technology described in common knowledge in the art
Parameter or technical conditions carry out.
Embodiment 1
(1) melting
Using following components in percentage by weight progress melting: 0.10% Si, 0.38% Fe, 0.022% Ti ,≤0.01%
Cu ,≤0.03% Mn ,≤0.01% Mg ,≤0.03% Zn, surplus Al；By the way that the above weight percent composition will be contained
Electrolytic aluminium liquid, remelting high-speed rail aluminium ingot, aluminium-silicon intermediate alloy mixed smelting, to obtain ultra thin Aluminum foil production melt；It is mixed
It closes melting and uses secondary refining process in smelting furnace, refining temperature is 735 DEG C, refining time 3min；It is adopted later in holding furnace
With initial refining technique；
(2) casting
Gained melt is subjected to casting, the preceding box temperature degree of casting is 704 DEG C, roll 68mm, and roll casting speed is
1000mm/min, roll-force 7840KN, molten aluminum liquid fluctuating deviation are ± 1mm, and cooling water temperature is 42 DEG C, obtain 6.2mm
The cast-rolling stock of thickness；
(3) cold rolling
By gained cast-rolling stock carry out cold rolling, uncoiling tension control in 18/mm2, coiling tension 25N/mm2, mill speed
Raised speed using segmented, first stage 500m/min, second stage 800mm/min, phase III control in 1000m/min, from
And 6.2mm thickness cast-rolling stock is rolled into the cold rolling blank of 0.55mm thickness, it is then made annealing treatment, to obtain subsequent roll
Make the mechanical property needed；Then cold rolling blank after annealing at a high temperature is rolling to 0.25mm thickness, carries out trimming processing；
(4) it is rolled in
To be handled through trimming the cold rolling blank completed carry out in roll, mill speed control uncoiling tension and is batched in 500m/min
Tension is 50N/mm2, roll-force 2000KN, mill product is with a thickness of 0.016mm；Pairing rolling is carried out later, and pairing rolls
The uncoiling tension of system is 1.6kg/mm2, pairing oil stream amount is set as 0.7ml/m2, tension gradient 8%；
(5) foil rolls
The cold rolling blank rolled through pairing progress foil is rolled, is rolled using no roll gap, mill speed is controlled in 800m/min, uncoiling
Tension force is in 60N/mm2, coiling tension 50N/mm2, prepare the ultra thin Aluminum foil of 0.004mm thickness；
(6) it cuts
The ultra thin Aluminum foil of acquisition to be cut, cutting speed control is in 500m/min, product specification as requested, by adjusting
The position of carving knife and angle, cutting to dimension.
After tested, ultra thin Aluminum foil grain structure made from the present embodiment is tiny, uniform, and surface is fine and smooth, and pinhole number≤15/
inch2。
Embodiment 2
(1) melting
Using following components in percentage by weight progress melting: 0.13% Si, 0.48% Fe, 0.028% Ti ,≤0.01%
Cu ,≤0.03% Mn ,≤0.01% Mg ,≤0.03% Zn, surplus Al；
It is molten by electrolytic aluminium liquid, remelting high-speed rail aluminium ingot, aluminium-the silicon intermediate alloy mixing that will contain the above weight percent composition
Refining, to obtain ultra thin Aluminum foil production melt；Mixed smelting uses secondary refining process, refining temperature 745 in smelting furnace
DEG C, refining time 5min；Initial refining technique is used in holding furnace later；
(2) casting
Gained melt is subjected to casting, the preceding box temperature degree of casting is 698 DEG C, roll 65mm, and roll casting speed is
950mm/min, roll-force 7399KN, molten aluminum liquid fluctuating deviation are ± 1mm, and cooling water temperature is 35 DEG C, and it is thick to obtain 5.8mm
The cast-rolling stock of degree；
(3) cold rolling
Gained cast-rolling stock is subjected to cold rolling, cold roll uncoiling tension force is in 25/mm2, coiling tension 35N/mm2, rolling speed
Degree is raised speed using segmented, first stage 600m/min, second stage 1000mm/min, and the phase III controls in 1500m/min,
To which 5.8mm thickness cast-rolling stock to be rolled into the cold rolling blank of 0.57mm thickness, then made annealing treatment, it is subsequent to obtain
Roll the mechanical property needed；Then cold rolling blank after annealing at a high temperature is rolling to 0.22mm thickness, carries out trimming processing；
(4) it is rolled in
To be handled through trimming the cold rolling blank completed carry out in roll, mill speed control uncoiling tension and is batched in 700m/min
Tension is 60N/mm2, roll-force 2400KN, mill product is with a thickness of 0.018mm；Pairing rolling is carried out later, and pairing rolls
The uncoiling tension of system is 1.8kg/mm2, pairing oil stream amount is set as 0.9ml/m2, tension gradient 6%；
(5) foil rolls
The cold rolling blank rolled through pairing progress foil is rolled, is rolled using no roll gap, mill speed is controlled in 900m/min, uncoiling
Tension force is in 65N/mm2, coiling tension 60N/mm2, prepare the ultra thin Aluminum foil of 0.0045mm thickness；
(6) it cuts
The ultra thin Aluminum foil of acquisition to be cut, cutting speed control is in 600m/min, product specification as requested, by adjusting
The position of carving knife and angle, cutting to dimension.
After tested, ultra thin Aluminum foil grain structure made from the present embodiment is tiny, uniform, and surface is fine and smooth, and pinhole number≤15/
inch2。
Embodiment 3
(1) melting
Using following components in percentage by weight progress melting: 0.12% Si, 0.42% Fe, 0.025% Ti ,≤0.01%
Cu ,≤0.03% Mn ,≤0.01% Mg ,≤0.03% Zn, surplus Al；By the way that the above weight percent composition will be contained
Electrolytic aluminium liquid, remelting high-speed rail aluminium ingot, aluminium-silicon intermediate alloy mixed smelting, to obtain ultra thin Aluminum foil production melt；It is mixed
It closes melting and uses secondary refining process in smelting furnace, refining temperature is 740 DEG C, refining time 4min；It is adopted later in holding furnace
With initial refining technique；
(2) casting
Gained melt is subjected to casting, the preceding box temperature degree of casting is 700 DEG C, roll 66mm, and roll casting speed is
980mm/min, roll-force 7500KN, molten aluminum liquid fluctuating deviation are ± 1mm, and cooling water temperature is 38 DEG C, and it is thick to obtain 6.1mm
The cast-rolling stock of degree；
(3) cold rolling
Gained cast-rolling stock is subjected to cold rolling, cold roll uncoiling tension force is in 20/mm2, coiling tension 30N/mm2, rolling speed
Degree is raised speed using segmented, first stage 550m/min, second stage 900mm/min, and the phase III controls in 1300m/min,
To which 6.1mm thickness cast-rolling stock to be rolled into the cold rolling blank of 0.56mm thickness, then made annealing treatment, it is subsequent to obtain
Roll the mechanical property needed；Then cold rolling blank after annealing at a high temperature is rolling to 0.23mm thickness, carries out trimming processing；
(4) it is rolled in
To be handled through trimming the cold rolling blank completed carry out in roll, mill speed control uncoiling tension and is batched in 600m/min
Tension is 55N/mm2, roll-force 2200KN, mill product is with a thickness of 0.0165mm；Pairing rolling is carried out later, and pairing rolls
The uncoiling tension of system is 1.7kg/mm2, pairing oil stream amount is set as 0.8ml/m2, tension gradient 7%；
(5) foil rolls
The cold rolling blank rolled through pairing progress foil is rolled, is rolled using no roll gap, mill speed is controlled in 880m/min, uncoiling
Tension force is in 62N/mm2, coiling tension 55N/mm2, prepare the ultra thin Aluminum foil of 0.004mm thickness；
(6) it cuts
The ultra thin Aluminum foil of acquisition to be cut, cutting speed control is in 550m/min, product specification as requested, by adjusting
The position of carving knife and angle, cutting to dimension.
After tested, ultra thin Aluminum foil grain structure made from the present embodiment is tiny, uniform, and surface is fine and smooth, and pinhole number≤15/
inch2。
Claims (10)
1. a kind of method of electrolytic aluminium liquid casting production ultra thin Aluminum foil, it is characterised in that the following steps are included:
(1) melting
Melting: 0.10~0.13% Si, 0.38~0.48% Fe, 0.022- is carried out using following components in percentage by weight
0.028% Ti ,≤0.01% Cu ,≤0.03% Mn ,≤0.01% Mg ,≤0.03% Zn, surplus Al；By that will contain
There are electrolytic aluminium liquid, remelting high-speed rail aluminium ingot, aluminium-silicon intermediate alloy mixed smelting of the above weight percent composition, to obtain
Melt is used in ultra thin Aluminum foil production；Mixed smelting uses secondary refining process in smelting furnace, and refining temperature is 735-745 DEG C, refining
Time is 3-5min；Initial refining technique is used in holding furnace later；
(2) casting
Gained melt is subjected to casting, the preceding box temperature degree of casting is 701 ± 3 DEG C, roll 65-68mm, roll casting speed
For 950-1000mm/min, roll-force is 7399-7840 KN, and molten aluminum liquid fluctuating deviation is ± 1mm, cooling water temperature 35-
42 DEG C, obtain the cast-rolling stock of 6.0 ± 0.2mm thickness；
(3) cold rolling
Gained cast-rolling stock is subjected to cold rolling, uncoiling tension is controlled in 18-25/mm2, coiling tension 25-35N/mm2, rolling speed
Degree is raised speed using segmented, first stage 500-600m/min, second stage 800-1000mm/min, and phase III control exists
1000-1500m/min connects so that 6.0 ± 0.2mm thickness cast-rolling stock to be rolled into the cold rolling blank of 0.55-0.57mm thickness
Made annealing treatment, with obtain it is subsequent rolling need mechanical property；Then cold rolling blank after annealing at a high temperature is rolling to
0.22-0.25mm thickness carries out trimming processing；
(4) it is rolled in
To be handled through trimming the cold rolling blank completed carry out in roll, mill speed control in 500-700m/min, uncoiling tension and
Coiling tension is 50-60N/mm2, roll-force 2000-2400KN, mill product is with a thickness of 0.016-0.018mm；It is laggard
The rolling of row pairing, the uncoiling tension of pairing rolling are 1.6-1.8kg/mm2, pairing oil stream amount is set as 0.7-0.9ml/m2, tension
Gradient is 6-8%；
(5) foil rolls
The cold rolling blank rolled through pairing progress foil to be rolled, is rolled using no roll gap, mill speed is controlled in 800-900m/min,
Uncoiling tension is controlled in 60-65N/mm2, coiling tension 50-60N/mm2, prepare the very thin aluminium of 0.004-0.0045mm thickness
Foil；
(6) it cuts
The ultra thin Aluminum foil of acquisition is cut, cuts speed control in 500-600m/min, product specification, passes through as requested
Adjust position and the angle of carving knife, cutting to dimension.
2. the method for electrolytic aluminium liquid casting production ultra thin Aluminum foil according to claim 1, it is characterised in that: the weight of the Si
Percentage is 0.12-0.13%.
3. the method for electrolytic aluminium liquid casting production ultra thin Aluminum foil according to claim 1, it is characterised in that: the Fe weight
Percentage is 0.42-0.45%.
4. the method for electrolytic aluminium liquid casting production ultra thin Aluminum foil according to claim 1, it is characterised in that: the Ti weight
Percentage is 0.025-0.028%.
5. the method for electrolytic aluminium liquid casting production ultra thin Aluminum foil according to claim 1, it is characterised in that: the step (1)
In, refining temperature is 738-742 DEG C, refining time 4min.
6. the method for electrolytic aluminium liquid casting production ultra thin Aluminum foil according to claim 1, it is characterised in that: the step (2)
In, the preceding box temperature degree of casting is 700 DEG C, roll 66mm, roll casting speed 980mm/min, roll-force 7500
KN, molten aluminum liquid fluctuating deviation are ± 1mm, and cooling water temperature is 40 DEG C, obtain the cast-rolling stock of 6.0mm thickness.
7. the method for electrolytic aluminium liquid casting production ultra thin Aluminum foil according to claim 1, it is characterised in that: the step (3)
In, cold roll uncoiling tension force is in 20N/mm2, coiling tension 30N/mm2, mill speed is using segmented speed-raising, first stage
550m/min, second stage 900mm/min, phase III control in 1200m/min, so that 6.0mm thickness cast-rolling stock be rolled
The cold rolling blank of 0.55mm thickness is made, then is made annealing treatment；Cold rolling blank after annealing at a high temperature is rolling to 0.24mm thickness,
Carry out trimming processing.
8. the method for electrolytic aluminium liquid casting production ultra thin Aluminum foil according to claim 1, it is characterised in that: the step (4)
In, mill speed is controlled in 600m/min, and uncoiling tension and coiling tension are 55N/mm2, roll-force 2100KN is rolled into
Product are with a thickness of 0.016mm；Pairing rolling is carried out later, and the uncoiling tension of pairing rolling is 1.6kg/mm2, the setting of pairing oil stream amount
For 0.8ml/m2, tension gradient 8%.
9. the method for electrolytic aluminium liquid casting production ultra thin Aluminum foil according to claim 1, it is characterised in that: the step (5)
In, mill speed control is controlled in 850m/min, uncoiling tension in 62N/mm2, coiling tension 55N/mm2, prepare
The ultra thin Aluminum foil of 0.004mm thickness.
10. the method for electrolytic aluminium liquid casting production ultra thin Aluminum foil according to claim 1, it is characterised in that: the step (6)
In, the speed control of cutting is in 550m/min.
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| CN201910413416.9A CN110218911A (en) | 2019-05-17 | 2019-05-17 | A kind of method of electrolytic aluminium liquid casting production ultra thin Aluminum foil |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112974524A (en) * | 2021-02-23 | 2021-06-18 | 山西太钢不锈钢精密带钢有限公司 | Production method of 321 ultrathin stainless precision strip steel product |
| CN113817929A (en) * | 2021-09-29 | 2021-12-21 | 江苏鼎胜新能源材料股份有限公司 | Preparation method of aluminum material for medical efficient air filter with partition plate |
| CN114559014A (en) * | 2022-02-11 | 2022-05-31 | 龙口南山铝压延新材料有限公司 | Preparation method of aluminum foil for lithium battery with elongation rate of more than or equal to 4.0 |
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2019
- 2019-05-17 CN CN201910413416.9A patent/CN110218911A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112974524A (en) * | 2021-02-23 | 2021-06-18 | 山西太钢不锈钢精密带钢有限公司 | Production method of 321 ultrathin stainless precision strip steel product |
| CN113817929A (en) * | 2021-09-29 | 2021-12-21 | 江苏鼎胜新能源材料股份有限公司 | Preparation method of aluminum material for medical efficient air filter with partition plate |
| CN114559014A (en) * | 2022-02-11 | 2022-05-31 | 龙口南山铝压延新材料有限公司 | Preparation method of aluminum foil for lithium battery with elongation rate of more than or equal to 4.0 |
| CN114559014B (en) * | 2022-02-11 | 2024-04-16 | 龙口南山铝压延新材料有限公司 | Preparation method of aluminum foil for lithium battery with elongation rate of more than or equal to 4.0 |
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Application publication date: 20190910 |