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Zirconium-containing composition for zirconium-based amorphous alloy and zirconium-based amorphous alloy

A zirconium-based amorphous alloy and content technology are applied in the field of zirconium-containing compositions and zirconium-based amorphous alloys, which can solve the problems of high zirconium purity requirements and high preparation costs of amorphous alloys, and achieve the effect of reducing preparation costs

Active Publication Date: 2010-12-22
江苏杰创企业管理有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The purpose of the present invention is to overcome the disadvantages of the prior art that the purity of zirconium used as the raw material of the amorphous alloy is high, which leads to the high cost of the preparation of the amorphous alloy, and to provide a low-cost alloy that can improve the amorphous forming ability of the alloy. The zirconium raw material, the present invention also provides the preparation method of the amorphous alloy that adopts this zirconium raw material in addition

Method used

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  • Zirconium-containing composition for zirconium-based amorphous alloy and zirconium-based amorphous alloy
  • Zirconium-containing composition for zirconium-based amorphous alloy and zirconium-based amorphous alloy

Examples

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Embodiment 1

[0021] This example illustrates the preparation method of the zirconium raw material and the amorphous alloy using the zirconium raw material of the present invention.

[0022] Vacuumize the vacuum arc melting furnace (Shanghai Chenhua Electric Furnace Co., Ltd.) to 2.0×10 -3 Pa, feed high-purity argon gas with a purity of 99.999% to the arcing pressure of 0.5Mpa; then vacuumize the system to 2.0×10 -3 Pa, and then pass the high-purity argon gas to the arc starting pressure of 0.5MPa. The titanium is then melted to absorb oxygen in a vacuum arc melting furnace.

[0023] Then according to the chemical composition ratio (Zr 62 Al 15 Ni 15 Fe 8 ) 99.7 (B 25 Si 50 Pb 25 ) 0.3 (wherein, the subscripts are mole percentages), zirconium sponge (Shanghai Teye Metallurgical Charge Co., Ltd., purity is 99.4%), B, Si, Pb, Al, Ni and Fe are put into the vacuum arc melting furnace, wherein, The above-mentioned various amorphous alloy raw materials are cleaned and dried with aceto...

Embodiment 2

[0026] This example illustrates the preparation method of the zirconium raw material and the amorphous alloy using the zirconium raw material of the present invention.

[0027] Prepare amorphous alloy samples according to the method of Example 1, the difference is that according to the chemical composition ratio (Zr 62 Al 15 Ni 15 Fe 8 ) 99.1 (B 30 Si 40 Pb 30 ) 0.9 (wherein, the subscripts are mole percentages), zirconium sponge (Shanghai Teye Metallurgical Charge Co., Ltd., purity is 99.4%), B, Si, Pb, Al, Ni and Fe are put into the vacuum arc melting furnace, wherein, The above-mentioned various amorphous alloy raw materials are cleaned and dried with acetone before being put into the vacuum arc melting furnace; relative to 100 parts by weight of sponge zirconium, the amount of the additive is 1.23 parts by weight; the molar amount of B, Si and Pb The ratio is 3:4:3; except for zirconium sponge, the purity of other amorphous alloy raw materials is above 99.9% by wei...

Embodiment 3

[0029] This example illustrates the preparation method of the zirconium raw material and the amorphous alloy using the zirconium raw material of the present invention.

[0030] Prepare amorphous alloy samples according to the method of Example 1, the difference is that according to the chemical composition ratio (Zr 45 Al 20 Ni 20 Fe 15 ) 98.5 (B 25 Si 45 Pb 30 ) 1.5 (wherein, the subscripts are mole percentages), zirconium sponge (Shanghai Teye Metallurgical Charge Co., Ltd., purity is 99.4%), B, Si, Pb, Al, Ni and Fe are put into the vacuum arc melting furnace, wherein, The above-mentioned various amorphous alloy raw materials are cleaned and dried with acetone before being put into the vacuum arc melting furnace; relative to 100 parts by weight of sponge zirconium, the amount of the additive is 2.47 parts by weight; the molar amount of B, Si and Pb The ratio is 5:9:6; except for zirconium sponge, the purity of other amorphous alloy raw materials is above 99.9% by we...

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Abstract

The invention provides a zirconium-containing composition used for a zirconium base amorphous alloy. The composition contains metal zirconium and additives, wherein the metal zirconium is sponge zirconium, and the additives are B, Si and Pb. In addition, the invention further provides a zirconium base amorphous alloy having high amorphous forming ability and low cost.

Description

technical field [0001] The invention relates to a zirconium-containing composition for a zirconium-based amorphous alloy and a zirconium-based amorphous alloy. Background technique [0002] Amorphous alloys are usually formed by cooling metal alloys from a liquid state to below the glass transition temperature and solidifying before nucleation and crystallization. Zirconium is often used as a raw material in the preparation of amorphous alloys, especially zirconium-based amorphous alloys. Among the zirconium-based amorphous alloys, the zirconium-based bulk amorphous alloy is an amorphous alloy prepared with zirconium as the main element, which has a wide supercooled liquid phase region and a high ability to form amorphous crystals. Its diameter or thickness It has reached tens of millimeters, and the maximum can reach 100mm, which greatly broadens the application prospects of zirconium-based bulk amorphous alloys. Zirconium-based bulk amorphous alloys have been applied in ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C22C45/10C22C27/06
Inventor 俞剑
Owner 江苏杰创企业管理有限公司