CN103668006B - Without nickelalloy and preparation method thereof - Google Patents
Without nickelalloy and preparation method thereof Download PDFInfo
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- CN103668006B CN103668006B CN201310701874.5A CN201310701874A CN103668006B CN 103668006 B CN103668006 B CN 103668006B CN 201310701874 A CN201310701874 A CN 201310701874A CN 103668006 B CN103668006 B CN 103668006B
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Abstract
Does this comprise the following raw material according to mass percent without nickelalloy: Tb without nickelalloy and preparation method thereof? 0.1-0.5%,? Co? 1-4%, Ba? 0.4-0.9%, Sc? 0.1-0.5%, Pb? 1-3%, B? 1-3%, Ge? 0.1-0.5%, all the other are Fe.The method that the present invention adopts alloy optimization to combine with water cycle Quench, spray from the circular hole of 1mm bottom ceramic crucible under the promotion of argon gas after mother alloy refuse, after enter cyclic water tank of uncapping and cooled rapidly, the homogeneity of alloying constituent and tissue is guaranteed, thus improve the quality and performance of alloy, in addition, this alloy preparation technology is simple, is very convenient to suitability for industrialized production.
Description
Technical field
The invention belongs to metal material field, be specifically related to a kind of without nickelalloy and preparation method thereof.
Background technology
Application number is CN200810231988.7, publication number is the Chinese patent " a kind of manufacturing process of Fe-Ni soft magnetic alloy sheet-band " of CN101391299A, disclose a kind of manufacturing process of Fe-Ni soft magnetic alloy sheet-band, its step is as follows: iron and nickel wire are melted and join for alloy, the quartz test tube that the bottom that the molten alloy prepared is put into vacuum chamber is porose, circulating to vacuumize for three times is filled with high-purity Ar gas with counter; Adopt applications of high frequency electromagnetic method heating fusion alloying, then Ar gas is filled with quartz test tube molten state sample is blown to rotate running roller on become alloy thin band; Gained alloy thin band is incubated 1 hour under Ar gas shielded under 400 DEG C of conditions, comes out of the stove under then cooling to room temperature with the furnace.Present method has that process is simple, process is convenient, be shaped advantage efficiently, it has again the feature of rapid solidification simultaneously, in strip is shaped kind, heat flux was large, therefore the crystal orientation obtained also has certain directive property, be conducive to obtaining particular crystal orientation without the operation of rolling, be applied to the preparation of the strip of si fe alloy.But the Ni too high levels still existed in its alloy system, can increase the cost of material, saturation magnetization is on the low side in addition.
Summary of the invention
The technical problem solved is: the present invention overcomes the deficiencies in the prior art and provides a kind of without nickelalloy and preparation method thereof, and this has higher saturation magnetization without nickelalloy, and preparation technology is simple, is suitable for suitability for industrialized production.
Technical scheme:
Without nickelalloy, comprise the following raw material according to mass percent: Tb0.1-0.5%, Co1-4%, Ba0.4-0.9%, Sc0.1-0.5%, Pb1-3%, B1-3%, Ge0.1-0.5%, all the other are Fe.
The purity of described Tb, Co, Ba, Sc, Pb, B, Ge is greater than 99.9%.
Described without nickelalloy, comprise the following raw material according to mass percent: Tb0.1%, Co1%, Ba0.4%, Sc0.1%, Pb1%, B1%, Ge0.1%, all the other are Fe.
Described without nickelalloy, comprise the following raw material according to mass percent: Tb0.3%, Co2%, Ba0.6%, Sc0.4%, Pb2%, B2%, Ge0.4%, all the other are Fe.
Without the preparation method of nickelalloy, comprise the following steps:
1) take each raw material according to quality proportioning, raw material is put into vacuum induction furnace melting at 1480-1500 DEG C, obtain master alloy ingot;
2) by step 1) fragmentation of gained master alloy ingot, loading internal diameter is in the ceramic crucible of 12mm, ceramic crucible outside is heated by ruhmkorff coil, ceramic crucible top leads to argon gas, when temperature in ceramic crucible reaches 1460-1480 DEG C, mother alloy refuse, under the promotion of argon gas, fusing mother alloy sprays from the circular hole of 1mm bottom ceramic crucible, at cyclic water tank of uncapping apart from 20mm place placement bottom ceramic crucible, the aluminium alloy of ejection enters water tank of uncapping and is cooled rapidly, take out the box-type furnace that the alloy of condensation is placed in 130 DEG C and be incubated 0.5-1h, obtain without nickelalloy.
Beneficial effect: adopt Tb, Sc element in alloy of the present invention, crystallite Forming ability and thermostability can be improved, in alloy, the existence of each Elements Atom of Tb, Co, Ba, Sc, Pb, B, Ge all can make iron atom spread difficulty, thus crystallite can be suppressed to grow up, therefore can improve its crystallite Forming ability.The increase of B content, crystallite Forming ability is increased, improve the stability of crystallite crystalline phase, the existence of Pb can crystal grain thinning, the increase of Ba constituent content, the crystallite Forming ability of alloy and intensity can be made to increase, improve the intensity of material and moulding amount, Co has good soft magnetic performance, magnetic permeability and higher resistivity, the Main Function of Ge element is that diffusion is slow, stop iron grain growth, thus ensure the crystallite dimension of crystal grain, at Co, Ge, Tb, the saturation magnetization of alloy is improve under the acting in conjunction of the elements such as Sc, in addition, rare elements trace in alloy of the present invention, reduce raw materials cost.
The method that the present invention adopts alloy optimization to combine with water cycle Quench, spray from the circular hole of 1mm bottom ceramic crucible under the promotion of argon gas after mother alloy refuse, after enter cyclic water tank of uncapping and cooled rapidly, the homogeneity of alloying constituent and tissue is guaranteed, thus improve the quality and performance of alloy, in addition, this alloy preparation technology is simple, is very convenient to suitability for industrialized production.
Accompanying drawing explanation
Fig. 1 is of the present invention without nickelalloy metallograph.
Embodiment
Embodiment 1
Without nickelalloy, comprise the following raw material according to mass percent: Tb0.1%, Co1%, Ba0.4%, Sc0.1%, Pb1%, B1%, Ge0.1%, all the other are Fe.
The present embodiment preparation method: take each raw material according to above-mentioned quality proportioning, the purity of Tb, Co, Ba, Sc, Pb, B, Ge is all greater than 99.9%, raw material is put into vacuum induction furnace melting, and smelting temperature is 1480 DEG C, obtains master alloy ingot.Then master alloy ingot is broken, loading internal diameter is in the ceramic crucible of 12mm, and ceramic crucible outside is heated by ruhmkorff coil, and ceramic crucible top leads to argon gas.When temperature in ceramic crucible reaches 1460 DEG C, mother alloy refuse, under the promotion of argon gas, fusing mother alloy sprays from the circular hole of 1mm bottom ceramic crucible, at cyclic water tank of uncapping apart from 20mm place placement bottom ceramic crucible, the aluminium alloy of ejection enters water tank of uncapping and is cooled rapidly, and the box-type furnace that the alloy taking out condensation is placed in 130 DEG C is incubated 0.5h, obtains the present invention without nickelalloy.
Embodiment 2
Without nickelalloy, comprise the following raw material according to mass percent: Tb0.5%, Co4%, Ba0.9%, Sc0.5%, Pb3%, B3%, Ge0.5%, all the other are Fe.
The present embodiment preparation method: take each raw material according to above-mentioned quality proportioning, the purity of Tb, Co, Ba, Sc, Pb, B, Ge is all greater than 99.9%, raw material is put into vacuum induction furnace melting, and smelting temperature is 1500 DEG C, obtains master alloy ingot.Then master alloy ingot is broken, loading internal diameter is in the ceramic crucible of 12mm, and ceramic crucible outside is heated by ruhmkorff coil, and ceramic crucible top leads to argon gas.When temperature in ceramic crucible reaches 1480 DEG C, mother alloy refuse, under the promotion of argon gas, fusing mother alloy sprays from the circular hole of 1mm bottom ceramic crucible, at cyclic water tank of uncapping apart from 20mm place placement bottom ceramic crucible, the aluminium alloy of ejection enters water tank of uncapping and is cooled rapidly, and the box-type furnace that the alloy taking out condensation is placed in 130 DEG C is incubated 1h, obtains the present invention without nickelalloy.
Embodiment 3
Without nickelalloy, comprise the following raw material according to mass percent: Tb0.3%, Co2%, Ba0.6%, Sc0.4%, Pb2%, B2%, Ge0.4%, all the other are Fe.
The present embodiment preparation method: take each raw material according to above-mentioned quality proportioning, the purity of Tb, Co, Ba, Sc, Pb, B, Ge is all greater than 99.9%, raw material is put into vacuum induction furnace melting, and smelting temperature is 1490 DEG C, obtains master alloy ingot.Then master alloy ingot is broken, loading internal diameter is in the ceramic crucible of 12mm, and ceramic crucible outside is heated by ruhmkorff coil, and ceramic crucible top leads to argon gas.When temperature in ceramic crucible reaches 1470 DEG C, mother alloy refuse, under the promotion of argon gas, fusing mother alloy sprays from the circular hole of 1mm bottom ceramic crucible, at cyclic water tank of uncapping apart from 20mm place placement bottom ceramic crucible, the aluminium alloy of ejection enters water tank of uncapping and is cooled rapidly, and the box-type furnace that the alloy taking out condensation is placed in 130 DEG C is incubated 40min, obtains the present invention without nickelalloy.
Embodiment 4
Without nickelalloy, comprise the following raw material according to mass percent: Tb0.05%, Co0.6%, Ba0.2%, Sc0.05%, Pb0.5%, B0.5%, Ge0.3%, all the other are Fe.
The present embodiment preparation method is with embodiment 2.
Embodiment 5
Without nickelalloy, comprise the following raw material according to mass percent: Tb0.8%, Co5%, Ba1.1%, Sc0.8%, Pb4%, B5%, Ge0.6%, all the other are Fe.
The present embodiment preparation method is with embodiment 2.
Measure the saturation magnetization (emu/g) of embodiment 1-5 gained without nickelalloy, reference examples is Chinese patent CN200810231988.7 products obtained therefrom, the results are shown in Table 1:
Table 1
| Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | Reference examples | |
| Saturation magnetization (emu/g) | 100.8 | 100.9 | 100.9 | 100.5 | 100.6 | 100.2-100.6 |
As can be seen from the above table; add the raising that Tb, Co, Ba, Pb, B, Ge element contributes to alloy saturation magnetization; if but the content of each component is not within protection scope of the present invention, as embodiment 4 and embodiment 5, not only the saturation magnetization raising of alloy; reduce on the contrary; reason is the formation non-magnetic compound that can react to each other between these elements, thus reduces the useful effect of element itself, if Sc element is too much; not only unhelpful to effect, also waste raw material.
Fig. 1 be the embodiment of the present invention 3 without nickelalloy metallograph, as seen from Figure 1: alloy structure even compact.
Claims (5)
1. without nickelalloy, it is characterized in that, comprise the following raw material according to mass percent: Tb0.1-0.5%, Co1-4%, Ba0.4-0.9%, Sc0.1-0.5%, Pb1-3%, B1-3%, Ge0.1-0.5%, all the other are Fe.
2. as claimed in claim 1 without nickelalloy, it is characterized in that, the purity of described Tb, Co, Ba, Sc, Pb, B, Ge is greater than 99.9%.
3. as claimed in claim 1 without nickelalloy, it is characterized in that, comprise the following raw material according to mass percent: Tb0.1%, Co1%, Ba0.4%, Sc0.1%, Pb1%, B1%, Ge0.1%, all the other are Fe.
4. as claimed in claim 1 without nickelalloy, it is characterized in that, comprise the following raw material according to mass percent: Tb0.3%, Co2%, Ba0.6%, Sc0.4%, Pb2%, B2%, Ge0.4%, all the other are Fe.
5., as claimed in claim 1 without the preparation method of nickelalloy, it is characterized in that, comprise the following steps:
1) take each raw material according to quality proportioning, raw material is put into vacuum induction furnace melting at 1480-1500 DEG C, obtain master alloy ingot;
2) step 1) gained master alloy ingot is broken, loading internal diameter is in the ceramic crucible of 12mm, ceramic crucible outside is heated by ruhmkorff coil, ceramic crucible top leads to argon gas, when temperature in ceramic crucible reaches 1460-1480 DEG C, mother alloy refuse, under the promotion of argon gas, fusing mother alloy sprays from the circular hole of 1mm bottom ceramic crucible, at cyclic water tank of uncapping apart from 20mm place placement bottom ceramic crucible, the aluminium alloy of ejection enters water tank of uncapping and is cooled rapidly, take out the box-type furnace that the alloy of condensation is placed in 130 DEG C and be incubated 0.5-1h, obtain without nickelalloy.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101636515A (en) * | 2007-03-20 | 2010-01-27 | Nec东金株式会社 | Soft magnetic alloy, magnetic component using the same, and their production methods |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2667402B2 (en) * | 1987-08-06 | 1997-10-27 | 日立金属株式会社 | Fe-based soft magnetic alloy |
| JP2672306B2 (en) * | 1987-09-09 | 1997-11-05 | 日立金属株式会社 | Fe-based amorphous alloy |
| JPH08948B2 (en) * | 1987-11-30 | 1996-01-10 | 日立金属株式会社 | Fe-based magnetic alloy |
| JP2713714B2 (en) * | 1987-12-11 | 1998-02-16 | 日立金属株式会社 | Fe-based magnetic alloy |
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| CN101636515A (en) * | 2007-03-20 | 2010-01-27 | Nec东金株式会社 | Soft magnetic alloy, magnetic component using the same, and their production methods |
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Effective date of registration: 20191204 Address after: 221300 Jiangsu, Xuzhou, Pizhou high tech Industrial Development Zone West of Taihu Avenue, north of Fu Mei Road. Patentee after: Jiangsu crystal semiconductor Co., Ltd. Address before: Zhongshan road Wuzhong District Mudu town of Suzhou city in Jiangsu province 215101 No. 70 Wuzhong Science Park Building 2 room 2310 Patentee before: Nanjing University of Information Science and Technology |
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