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High-performance double zero aluminum foil and manufacturing method

A manufacturing method and technology of double-zero aluminum foil, applied in the direction of metal rolling, etc., can solve the problems of obvious surface stripe color difference, unstable number of pinholes, and high strip breaking rate, and achieve high yield, high production efficiency, and strip breaking. less effect

Inactive Publication Date: 2018-05-22
JIANGSU DINGSHENG NEW MATERIAL JOINT STOCK CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] Due to the extremely thin material thickness, the double-zero aluminum foil material has high requirements for rolling wool. The existing double-zero aluminum foil rolled with 1235, 8011, 8079 aluminum and aluminum alloy casting and rolling wool, due to the difference in material structure and composition Defects, there are defects such as high broken belt rate, obvious color difference of surface stripes, unstable number of pinholes, soft performance, etc.

Method used

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  • High-performance double zero aluminum foil and manufacturing method

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Embodiment 1

[0028] A high-performance double-zero aluminum foil and its manufacturing method, characterized in that its material element composition and weight ratio are: Fe: 0.30-0.65%; Si: 0.12-0.30%; Cu: 0.01-0.04%; Ti: 0.008-0.020 %, the rest is Al;

[0029] Its manufacturing method includes the following steps: smelting, casting and rolling, cold rolling, high temperature annealing, secondary cold rolling, intermediate annealing, foil rolling to finished products, specifically:

[0030] 1. Melting: Put the aluminum alloy ingot that meets the element composition and weight ratio into the melting machine, and control the temperature of the melting machine within the range of 740°C; the hydrogen content is controlled below 0.10ml / 100g Al; when the aluminum alloy ingot is completely melted, After fully stirring, send it into the degassing box, use high-purity argon, and use the rotary blowing method to perform online degassing. After the aluminum melt is stable, remove the surface scum; ...

Embodiment 2

[0046] A high-performance double-zero aluminum foil and its manufacturing method, characterized in that its material element composition and weight ratio are: Fe: 0.30-0.65%; Si: 0.12-0.30%; Cu: 0.01-0.04%; Ti: 0.008-0.020 %, the rest is Al;

[0047] Its manufacturing method includes the following steps: smelting, casting and rolling, cold rolling, high temperature annealing, secondary cold rolling, intermediate annealing, foil rolling to finished products, specifically:

[0048] 1. Melting: Put the aluminum alloy ingot that meets the element composition and weight ratio into the melting machine, and control the temperature of the melting machine within the range of 745°C; the hydrogen content is controlled below 0.10ml / 100g Al; when the aluminum alloy ingot is completely melted, After fully stirring, send it into the degassing box, use high-purity argon, and use the rotary blowing method to perform online degassing. After the aluminum melt is stable, remove the surface scum; ...

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Abstract

The invention discloses a high-performance double zero aluminum foil and a manufacturing method. The method comprises the steps of smelting, casting rolling, cold rolling, high temperature annealing,secondary cold rolling, intermediate annealing, finished product forming through foil rolling and the like and is used for producing the high-performance double zero aluminum foil, and an obtained aluminum foil blank is low in strip breakage number, high in yield, smooth and clean in surface and free of color difference; the obtained high-performance double zero aluminum foil is good in performance and high in strength and exceeds zero aluminum foil produced through common cast-rolled blanks, the difference of anisotropism of the internal structure of the cast-rolled blank is reduced, hot-rolled rough materials can be replaced, the double high advantages of economic benefits and production efficiency are achieved, meanwhile, a liquid level monitoring device is arranged, constancy of the molten aluminum level in a certain precision range is ensured, the production quality of the aluminum foil is ensured, and the performance of the high-performance double zero aluminum foil is improved indirectly.

Description

technical field [0001] The invention relates to the field of aluminum foil production, in particular to a high-performance double-zero aluminum foil and a manufacturing method. Background technique [0002] Due to the extremely thin material thickness, the double-zero aluminum foil material has high requirements for rolling wool. The existing double-zero aluminum foil rolled with 1235, 8011, 8079 aluminum and aluminum alloy casting and rolling wool, due to the difference in material structure and composition Defects, there are defects such as high broken belt rate, obvious color difference of surface stripes, unstable pinhole number, and soft performance. Contents of the invention [0003] Aiming at the above problems, the present invention discloses a high-performance double-zero aluminum foil and a manufacturing method. [0004] The specific technical scheme is as follows: [0005] A high-performance double-zero aluminum foil and its manufacturing method, characterized...

Claims

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Application Information

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IPC IPC(8): C22C21/00C22C1/03C22F1/04B21B1/40
CPCC22C21/00B21B1/40C22C1/026C22C1/03C22F1/04
Inventor 王超新万宝伟谢捷灵黄绍浪陆佳高广荣
Owner JIANGSU DINGSHENG NEW MATERIAL JOINT STOCK CO LTD
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