Looking for breakthrough ideas for innovation challenges? Try Patsnap Eureka!

High-initial-magnetic-conductivity amorphous ribbon alloy material and preparation method thereof

A technology of initial magnetic permeability and alloy material, applied in metal processing equipment, manufacturing tools, casting equipment, etc., can solve the problems of difficult to accurately control nitrogen content, low saturation permeability of soft magnetic materials, etc., and achieve excellent amorphous formation. ability, temperature stability, and the effect of improving thermal stability

Active Publication Date: 2014-03-05
XUZHOU NANFANG YONGCI MATERIAL
View PDF5 Cites 0 Cited by
  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] During the preparation process of the above-mentioned soft magnetic materials, gaseous nitrogen does not easily enter the alloy, which makes it difficult to accurately control the nitrogen content in the alloy system, and the saturated magnetic permeability of the prepared soft magnetic materials is low.

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View more

Image

Smart Image Click on the blue labels to locate them in the text.
Viewing Examples
Smart Image
  • High-initial-magnetic-conductivity amorphous ribbon alloy material and preparation method thereof
  • High-initial-magnetic-conductivity amorphous ribbon alloy material and preparation method thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0022] The preparation method of the high initial magnetic permeability amorphous strip alloy material of the present invention, the specific steps are as follows:

[0023] (1) First, according to the weight percentage of each component, Ce 0.01%, Pr 0.01%, Nd 0.01%, Tb 0.01%, Sr 0.1%, Co 1%, Pb 0.5%, Ru 0.5%, Si 0.5%, and the rest is Fe Dosing; where the purity of Ce, Pr, Nd, Tb, Sr, Co, Pb, Ru, Si and Fe is greater than 99.9%;

[0024] (2) Melting the raw materials in a vacuum induction furnace at a melting temperature of 1560°C and standing for 5 minutes to obtain a master alloy liquid;

[0025] (3) Pour the master alloy liquid into the tundish equipped with an induction heating coil, and control the temperature of the tundish at 1400°C; the lower part of the tundish body is provided with a nozzle, and the lower part of the nozzle is provided with a roller, and the gap between the nozzle and the roller When the nozzle is opened, the master alloy liquid is sprayed out from ...

Embodiment 2

[0027] The preparation method of the high initial magnetic permeability amorphous strip alloy material of the present invention, the specific steps are as follows:

[0028] (1) First, according to the weight percentage of each component, Ce 0.05%, Pr 0.05%, Nd 0.06%, Tb 0.05%, Sr 0.5%, Co 5%, Pb 2%, Ru 3%, Si 1.5%, and the rest is Fe Dosing; where the purity of Ce, Pr, Nd, Tb, Sr, Co, Pb, Ru, Si and Fe is greater than 99.9%;

[0029] (2) Melting the raw materials in a vacuum induction furnace at a melting temperature of 1565°C and standing for 8 minutes to obtain a master alloy liquid;

[0030] (3) Then pour the master alloy liquid into the tundish equipped with an induction heating coil, and control the temperature of the tundish at 1450°C; the lower part of the tundish body is provided with a nozzle, and the lower part of the nozzle is provided with a rotating roller, and the gap between the nozzle and the rotating roller When the nozzle is opened, the master alloy liquid i...

Embodiment 3

[0032] The preparation method of the high initial magnetic permeability amorphous strip alloy material of the present invention, the specific steps are as follows:

[0033] (1) First, according to the weight percentage of each component: Ce 0.03%, Pr 0.02%, Nd 0.04%, Tb 0.04%, Sr 0.3%, Co 4%, Pb 1.5%, Ru 2.5%, Si 1%, and the rest are Fe is used for batching; the purity of Ce, Pr, Nd, Tb, Sr, Co, Pb, Ru, Si and Fe are all greater than 99.9%;

[0034] (2) Melting the raw materials in a vacuum induction furnace at a melting temperature of 1570°C and standing for 10 minutes to obtain a master alloy liquid;

[0035] (3) Then pour the master alloy liquid into the tundish equipped with an induction heating coil, and control the temperature of the tundish at 1500°C; the lower part of the tundish body is provided with a nozzle, and the lower part of the nozzle is provided with a rotating roller, and the gap between the nozzle and the rotating roller When the nozzle is opened, the mast...

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

PUM

PropertyMeasurementUnit
widthaaaaaaaaaa
lengthaaaaaaaaaa
thicknessaaaaaaaaaa
Login to View More

Abstract

The invention provides a high-initial-magnetic-conductivity amorphous ribbon alloy material and a preparation method thereof. The high-initial-magnetic-conductivity amorphous ribbon alloy material has high saturated magnetic conductivity, and the content of each component of the material is easily controlled in the preparation process. The preparation method of the material is simple in process, low in production cost and suitable for the industrialized production. The content of each component of the material is as follows in percentage by weight: 0.01 to 0.05 percent of Ce, 0.01 to 0.05 percent of Pr, 0.01 to 0.06 percent of Nd, 0.01 to 0.05 percent of Tb, 0.1 to 0.5 percent of Sr, 1 to 5 percent of Co, 0.5 to 2 percent of Pb, 0.5 to 3 percent of Ru, 0.5 to 1.5 percent of Si, and the balance of Fe.

Description

technical field [0001] The invention belongs to the field of metal materials, and in particular relates to an amorphous thin-strip alloy material with high initial magnetic permeability and a preparation method thereof. Background technique [0002] CN201310158100.2 application relates to a kind of iron nitrogen boron nanocrystalline soft magnetic material and its preparation method, according to the following steps: (1) configure the masterbatch according to the Fe92B8 alloy composition, adopt vacuum melting to prepare the alloy ingot, and then in the vacuum quick quenching furnace Prepare the Fe92B8 amorphous strip; (2) place the Fe92B8 amorphous strip prepared in the step (1) in a tubular atmosphere furnace for nitriding, and the nitriding is at a volume fraction of 92% NH3 and a volume fraction of 8% H2 mixed gas, the nitriding temperature is 580-620°C, the time is 30-90min; (3) 580-620°C, 30-60min homogenization annealing; (4) the method of water quenching ( 3) The sam...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

Application Information

Patent Timeline
no application Login to View More
Patent Type & Authority Applications(China)
IPC IPC(8): C22C45/02B22D11/06B22D11/18B22D41/01
Inventor 张作州
Owner XUZHOU NANFANG YONGCI MATERIAL
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Patsnap Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Patsnap Eureka Blog
Learn More
PatSnap group products

Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.

© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com