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Conductor electromagnetic shielding copper-iron alloy wire and preparation method thereof

A copper-iron alloy and electromagnetic shielding technology is applied in the field of conductor electromagnetic shielding copper-iron alloy wire and its preparation, which can solve the problems of the strength and electromagnetic shielding performance of the Cu-Fe alloy wire need to be further strengthened, and achieves less inclusions, low gas content, The effect of uniform tissue composition

Pending Publication Date: 2022-04-01
无锡市蓝格林金属材料科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0004] The invention provides a conductor electromagnetic shielding copper-iron alloy wire and a preparation method thereof, which can solve the technical problem that the strength and electromagnetic shielding performance of the existing Cu-Fe alloy wire need to be further strengthened

Method used

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  • Conductor electromagnetic shielding copper-iron alloy wire and preparation method thereof
  • Conductor electromagnetic shielding copper-iron alloy wire and preparation method thereof
  • Conductor electromagnetic shielding copper-iron alloy wire and preparation method thereof

Examples

Experimental program
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Effect test

Embodiment 1

[0026] A conductor electromagnetic shielding copper-iron alloy wire is composed of the following components by mass percentage: Fe 8%, La 0.01%, Ce 0.015%, the balance is Cu and unavoidable impurities.

[0027] The method for preparing the conductor electromagnetic shielding copper-iron alloy wire is characterized in that it comprises the following steps:

[0028] (1) Ingredients: Weigh the raw materials, which are high-purity iron with a purity of ≥99.990%, electrolytic copper with a purity of ≥99.990%, and Cu-La and Cu-Ce master alloys (in Examples 1 to 3, Cu-La, Cu-Ce Both master alloys were purchased from Wuxi Taicheng Metal Material Products Co., Ltd.);

[0029] (2) Arc melting: put the weighed raw materials into the arc melting furnace, control the arc gun to melt the raw materials (through repeated melting and magnetic stirring until all the blocks are completely melted, arc melting is adjusted by current, and the temperature in the melting crucible is 1600-1800 DEG C,...

Embodiment 2

[0037] A conductor electromagnetic shielding copper-iron alloy wire is composed of the following components by mass percentage: Fe 5%, La 0.001%, Ce 0.001%, the balance is Cu and unavoidable impurities.

[0038] The method for preparing the conductor electromagnetic shielding copper-iron alloy wire is characterized in that it comprises the following steps:

[0039] (1) Ingredients: Weigh raw materials, which are high-purity iron with a purity ≥99.990%, electrolytic copper with a purity ≥99.990%, and Cu-La and Cu-Ce master alloys;

[0040] (2) Arc melting: put the weighed raw materials into the arc melting furnace, control the arc gun to melt the raw materials, make the melt composition uniform through electromagnetic stirring, and cool to obtain iron-copper alloy ingots;

[0041] (3) Hot forging: Heat the copper-iron alloy ingot at 850°C for 2 hours, then hot-forge it with an air hammer to obtain a round rod-shaped copper-iron alloy rod, and the forging deformation is controll...

Embodiment 3

[0048] A conductor electromagnetic shielding copper-iron alloy wire is composed of the following components by mass percentage: 7% Fe, 0.02% La, 0.03% Ce, and the balance is Cu and unavoidable impurities.

[0049] The method for preparing the conductor electromagnetic shielding copper-iron alloy wire is characterized in that it comprises the following steps:

[0050] (1) Ingredients: Weigh raw materials, which are high-purity iron with a purity ≥99.990%, electrolytic copper with a purity ≥99.990%, and Cu-La and Cu-Ce master alloys;

[0051] (2) Arc melting: put the weighed raw materials into the arc melting furnace, control the arc gun to melt the raw materials, make the melt composition uniform through electromagnetic stirring, and cool to obtain iron-copper alloy ingots;

[0052] (3) Hot forging: Heat the copper-iron alloy ingot at 900°C for 1 hour, then hot forge it with an air hammer to obtain a round rod-shaped copper-iron alloy rod, and the forging deformation is control...

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Abstract

The invention provides a conductor electromagnetic shielding copper-iron alloy wire and a preparation method thereof. The technical problem that the strength and the electromagnetic shielding performance of an existing Cu-Fe alloy wire need to be further enhanced can be solved. The conductor electromagnetic shielding copper-iron alloy wire is characterized by comprising the following components in percentage by mass: 5-8% of Fe, 0.002-0.05% of La and Ce, and the balance of Cu and inevitable impurities. The highest tensile strength of the copper-iron alloy wire is 865-925 MPa, the elongation is 5-8%, the conductivity is 45-62 IACS%, and the copper-iron alloy wire can be used as an excellent electromagnetic shielding material to be applied to various fields.

Description

technical field [0001] The invention belongs to the technical field of metal smelting and processing, and in particular relates to a conductor electromagnetic shielding copper-iron alloy wire and a preparation method thereof. Background technique [0002] With the rapid development of modern electronic information, more and more electronic and electrical equipment are put into use. At the same time, electromagnetic waves of different frequencies and energies generated by these electronic equipment are flooding people's lives as a new source of pollution. , The electromagnetic radiation hazards caused by electromagnetic waves mainly include three major aspects: negative effects on human health, effects on the natural environment, and interference on electronic equipment. [0003] Cu-Fe alloy has good prospects in large-scale industrial preparation and application due to its low cost, abundant raw materials, huge magnetoresistance effect and special physical properties. Coppe...

Claims

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Application Information

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IPC IPC(8): C22C9/00C22C1/03C22F1/08C21D1/30C21D1/26C21D8/06B21C37/04
Inventor 高柏清翟晓东徐燕谭佃龙蔡磊朱建国鲍炳辉马玉英
Owner 无锡市蓝格林金属材料科技有限公司