CN108330412A - A kind of non-crystaline amorphous metal and its production technology - Google Patents
A kind of non-crystaline amorphous metal and its production technology Download PDFInfo
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- CN108330412A CN108330412A CN201810085360.4A CN201810085360A CN108330412A CN 108330412 A CN108330412 A CN 108330412A CN 201810085360 A CN201810085360 A CN 201810085360A CN 108330412 A CN108330412 A CN 108330412A
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C45/00—Amorphous alloys
- C22C45/02—Amorphous alloys with iron as the major constituent
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C33/00—Making ferrous alloys
- C22C33/003—Making ferrous alloys making amorphous alloys
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
- H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
- H01F1/147—Alloys characterised by their composition
- H01F1/153—Amorphous metallic alloys, e.g. glassy metals
- H01F1/15308—Amorphous metallic alloys, e.g. glassy metals based on Fe/Ni
Abstract
The present invention provides a kind of non-crystaline amorphous metal, and composition is expressed as FeaCobSicBdNbeCufNig, wherein a, b, c, d, e, f, g is atomic percentage content, 55≤a≤60,9.5≤b≤10,9≤c≤13,6≤d≤9,0.15≤e≤0.3,0.7≤f≤1.2,12≤g≤14, and meet a+b+c+d+e+f+g=100.The present invention contains cobalt, niobium, copper, nickel, compared to ferrum-silicon-boron amorphous alloy, alloy material good fluidity of the invention, therefore amorphous formation ability is good；And there is higher saturation induction density, coercivity and magnetic loss are low, with low magnetostriction coefficient and high-temperature stability, the change rate ＜ 10% of material property in 50 DEG C~200 DEG C temperature ranges, the amorphous alloy material of the present invention has excellent frequency characteristic, and magnetic property is adjustable.
Description
Technical field
The invention belongs to non-crystaline amorphous metal production technical fields, and in particular to a kind of non-crystaline amorphous metal and its production technology.
Background technology
Iron-base block amorphous alloy since the advent of the world, since it is with high saturated magnetic induction, high magnetic permeability, low damage
The excellent soft magnet performance such as consumption, low-coercivity, and with corrosion-resistant, high intensity, low in raw material price and simple production process etc.
Advantage, mainly for the preparation of transformer for various purposes, it is considered to be substitute the optimal material of traditional silicon steel and Ferrite Material.
With the rapid development of science and technology, electronic equipment is intended to minimize, and in order to further expand iron-base block
The application field of amorphous, it is also just higher and higher to iron-base block amorphous quality requirement.Since non-crystaline amorphous metal can be sent out at high temperature
Crystallization is given birth to, thus its temperature in use is limited by crystallization temperature, and the temperature stability of non-crystaline amorphous metal is for certain applications
Vital, during the research and development of non-crystaline amorphous metal, temperature stability should adequately be paid attention to.Under normal conditions, non-
Peritectic alloy must satisfy following requirement：Temperature range：- 55 DEG C -+130 DEG C, main performance change rate：<± 15%.In addition, working as
When iron-base block amorphous conduct transformer fe core material, it is desirable that it has high saturation induction density and high amorphous formation energy
Power, and the main component of the non-crystaline amorphous metal of mainstream is iron, silicon, boron at present, the smelting temperature of the non-crystaline amorphous metal is higher, alloy flow
Property it is poor, to the easy plug nozzle of alloy, influence the Forming ability and spray band effect of follow-up amorphous band.
Invention content
The purpose of the present invention is adding tetra- kinds of elements of Co, Nb, Cu, Ni on the basis of Fe-Si-P block amorphous alloys, to
Improve the amorphous formation ability of Fe-Si-P block amorphous alloys.
The present invention provides the following technical solutions：
A kind of non-crystaline amorphous metal, composition are expressed as FeaCobSicBdNbeCufNig, wherein a, b, c, d, e, f, g is atom hundred
Point content, 55≤a≤60,9.5≤b≤10,9≤c≤13,6≤d≤9,0.15≤e≤0.3,0.7≤f≤1.2,12≤g≤
14, and meet a+b+c+d+e+f+g=100.
Preferably, the atomic percentage content of the non-crystaline amorphous metal is：A=57, b=9.75, c=11, d=8, e=0.25, f
=1, g=13.
The production technology of non-crystaline amorphous metal of the present invention is：
Step 1：Dispensing
Iron block, cobalt block, silico briquette, iron boride, niobium item, copper billet are weighed according to the nominal composition of Fe-Co-Si-B-Nb-Cu-Ni
And nickel block, form the raw material for preparing Fe-Co-Si-B-Nb-Cu-Ni block amorphous alloys；
The mass percent purity of iron block is more than or equal to 99.8%；
Silico briquette, nickel block mass percent purity be more than or equal to 99.9%；
Cobalt block, iron boride, niobium item, copper billet mass percent purity be all higher than equal to 99.99%；
Step 2：Master alloy melting
The raw material of step 1 weighing gained is put into vacuum intermediate-frequency induction melting furnace and carries out melting, passes through induction heating melting
Change the raw material in furnace body, and be sufficiently stirred molten metal liquid, make ingredient full and uniformization, pours into amorphous conjunction at normal temperatures
Golden masterbatch steel ingot；
Melting condition：In melting raw material, vacuum degree is 1 × 10 in the stove of vacuum intermediate-frequency induction melting furnace-3Pa~3 × 10-2Pa, 1300 DEG C~1450 DEG C of smelting temperature, 7~15min of smelting time；
Step 3：Prepare Fe-based amorphous alloy block materials
The non-crystaline amorphous metal masterbatch steel ingot that step 2 is prepared is put into the induction furnace of quick solidification apparatus, induction is adjusted
Electric current enters melt jet in copper mold after master alloy is completely melt to 400mA~450mA, cools down to obtain Fe-Co- with copper mold
Si-B-Nb-Cu-Ni block amorphous alloys.
The beneficial effects of the invention are as follows：The amorphous alloy material of the present invention contains cobalt, niobium, copper, nickel, alloy material mobility
It is good, therefore amorphous formation ability is good；And there is higher saturation induction density, coercivity is low, and magnetic loss is low, has low magnetic
Coefficient of dilatation is caused, with high-temperature stability, the change rate ＜ 10% of material property in -50 DEG C~200 DEG C temperature ranges, this
The amorphous alloy material of invention has excellent frequency characteristic, and magnetic property is adjustable.
Specific implementation mode
A kind of non-crystaline amorphous metal, composition are expressed as FeaCobSicBdNbeCufNig, wherein a, b, c, d, e, f, g is atom hundred
Point content, 55≤a≤60,9.5≤b≤10,9≤c≤13,6≤d≤9,0.15≤e≤0.3,0.7≤f≤1.2,12≤g≤
14, and meet a+b+c+d+e+f+g=100.
The step of illustrating to prepare the non-crystaline amorphous metal of the present invention below by embodiment.
Embodiment 1
Prepare Fe60Co10Si9B6Nb0.3Cu0.7Ni14The step of non-crystaline amorphous metal, has：
Step 1：Dispensing
By Fe60Co10Si9B6Nb0.3Cu0.7Ni14The atomic percent of middle each element is converted into mass percent, weighs phase
Iron block, cobalt block, silico briquette, iron boride, niobium item, copper billet and the nickel block of weight are answered, is formed and prepares Fe60Co10Si9B6Nb0.3Cu0.7Ni14
The raw material of block amorphous alloy；
The mass percent purity of iron block is more than or equal to 99.8%；
Silico briquette, nickel block mass percent purity be more than or equal to 99.9%；
Cobalt block, iron boride, niobium item, copper billet mass percent purity be all higher than equal to 99.99%；
Step 2：Master alloy melting
The raw material of step 1 weighing gained is put into vacuum intermediate-frequency induction melting furnace and carries out melting, passes through induction heating melting
Change the raw material in furnace body, and be sufficiently stirred molten metal liquid, make ingredient full and uniformization, pours into amorphous conjunction at normal temperatures
Golden masterbatch steel ingot；
Melting condition：In melting raw material, vacuum degree is 3 × 10 in the stove of vacuum intermediate-frequency induction melting furnace-2Pa, melting temperature
Spend 1300 DEG C, smelting time 15min；
Step 3：Prepare Fe-based amorphous alloy block materials
The non-crystaline amorphous metal masterbatch steel ingot that step 2 is prepared is put into the induction furnace of quick solidification apparatus, induction is adjusted
Electric current enters melt jet in copper mold after master alloy is completely melt to 400mA, cools down to obtain with copper mold
Fe60Co10Si9B6Nb0.3Cu0.7Ni14Block amorphous alloy.
By Fe made from embodiment 160Co10Si9B6Nb0.3Cu0.7Ni14It is 0.02mm's that thickness, which can be made, in block amorphous alloy
Amorphous band；Through X-ray diffraction (XRD), differential scanning calorimetry instrument (DSC) and optics Electronic Speculum (OM) comparative analysis, its tool is found
Have with apparent Curie temperature 683K, crystallization temperature 823K.The Fe60Co10Si9B6Nb0.3Cu0.7Ni14Block amorphous alloy is also
Have good soft magnet performance, saturation induction density 1.3T, the coercivity after heat treatment<2.4A/m.
Embodiment 2
Prepare Fe57Co9.75Si11B8Nb0.25CuNi13The step of non-crystaline amorphous metal, has：
Step 1：Dispensing
By Fe57Co9.75Si11B8Nb0.25CuNi13The atomic percent of middle each element is converted into mass percent, weighs
Iron block, cobalt block, silico briquette, iron boride, niobium item, copper billet and the nickel block of corresponding weight, form and prepare
Fe57Co9.75Si11B8Nb0.25CuNi13The raw material of block amorphous alloy；
The mass percent purity of iron block is more than or equal to 99.8%；
Silico briquette, nickel block mass percent purity be more than or equal to 99.9%；
Cobalt block, iron boride, niobium item, copper billet mass percent purity be all higher than equal to 99.99%；
Step 2：Master alloy melting
The raw material of step 1 weighing gained is put into vacuum intermediate-frequency induction melting furnace and carries out melting, passes through induction heating melting
Change the raw material in furnace body, and be sufficiently stirred molten metal liquid, make ingredient full and uniformization, pours into amorphous conjunction at normal temperatures
Golden masterbatch steel ingot；
Melting condition：In melting raw material, vacuum degree is 1 × 10 in the stove of vacuum intermediate-frequency induction melting furnace-2Pa, melting temperature
Spend 1400 DEG C, smelting time 10min；
Step 3：Prepare Fe-based amorphous alloy block materials
The non-crystaline amorphous metal masterbatch steel ingot that step 2 is prepared is put into the induction furnace of quick solidification apparatus, induction is adjusted
Electric current enters melt jet in copper mold after master alloy is completely melt to 450mA, cools down to obtain with copper mold
Fe57Co9.75Si11B8Nb0.25CuNi13Block amorphous alloy.
By Fe made from embodiment 257Co9.75Si11B8Nb0.25CuNi13It is 0.02mm that thickness, which can be made, in block amorphous alloy
Amorphous band；Through X-ray diffraction (XRD), differential scanning calorimetry instrument (DSC) and optics Electronic Speculum (OM) comparative analysis, it is found
With with apparent Curie temperature 683K, crystallization temperature 803K.The Fe57Co9.75Si11B8Nb0.25CuNi13Block amorphous alloy
It is also equipped with good soft magnet performance, saturation induction density 1.26T, the coercivity after heat treatment<3A/m.
Embodiment 3
Prepare Fe55Co9.5Si13B9Nb0.15Cu1.2Ni12.15The step of non-crystaline amorphous metal, has：
Step 1：Dispensing
By Fe55Co9.5Si13B9Nb0.15Cu1.2Ni12.15The atomic percent of middle each element is converted into mass percent, claims
Iron block, cobalt block, silico briquette, iron boride, niobium item, copper billet and the nickel block of corresponding weight are taken, is formed and is prepared
Fe55Co9.5Si13B9Nb0.15Cu1.2Ni12.15The raw material of block amorphous alloy；
The mass percent purity of iron block is more than or equal to 99.8%；
Silico briquette, nickel block mass percent purity be more than or equal to 99.9%；
Cobalt block, iron boride, niobium item, copper billet mass percent purity be all higher than equal to 99.99%；
Step 2：Master alloy melting
The raw material of step 1 weighing gained is put into vacuum intermediate-frequency induction melting furnace and carries out melting, passes through induction heating melting
Change the raw material in furnace body, and be sufficiently stirred molten metal liquid, make ingredient full and uniformization, pours into amorphous conjunction at normal temperatures
Golden masterbatch steel ingot；
Melting condition：In melting raw material, vacuum degree is 1 × 10 in the stove of vacuum intermediate-frequency induction melting furnace-3Pa, melting temperature
Spend 1450 DEG C, smelting time 7min；
Step 3：Prepare Fe-based amorphous alloy block materials
The non-crystaline amorphous metal masterbatch steel ingot that step 2 is prepared is put into the induction furnace of quick solidification apparatus, induction is adjusted
Electric current enters melt jet in copper mold after master alloy is completely melt to 450mA, cools down to obtain with copper mold
Fe55Co9.5Si13B9Nb0.15Cu1.2Ni12.15Block amorphous alloy.
By Fe made from embodiment 355Co9.5Si13B9Nb0.15Cu1.2Ni12.15Thickness can be made in block amorphous alloy
The amorphous band of 0.03mm；Through X-ray diffraction (XRD), differential scanning calorimetry instrument (DSC) and optics Electronic Speculum (OM) comparative analysis,
It was found that it is with apparent Curie temperature 653K, crystallization temperature 793K.The Fe55Co9.5Si13B9Nb0.15Cu1.2Ni12.15Block
Body non-crystaline amorphous metal is also equipped with good soft magnet performance, saturation induction density 1.1T, the coercivity after heat treatment<4A/m.
The change rate ＜ of the non-crystaline amorphous metal of three above embodiment material property in -50 DEG C~200 DEG C temperature ranges
10%, frequency characteristic is excellent, and magnetic property is adjustable.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, although with reference to aforementioned reality
Applying example, invention is explained in detail, for those skilled in the art, still can be to aforementioned each implementation
Technical solution recorded in example is modified or equivalent replacement of some of the technical features.All essences in the present invention
With within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention god.
Claims (3)
1. a kind of non-crystaline amorphous metal, which is characterized in that the composition of non-crystaline amorphous metal is expressed as FeaCobSicBdNbeCufNig, wherein a, b,
C, d, e, f, g be atomic percentage content, 55≤a≤60,9.5≤b≤10,9≤c≤13,6≤d≤9,0.15≤e≤0.3,
0.7≤f≤1.2,12≤g≤14, and meet a+b+c+d+e+f+g=100.
2. non-crystaline amorphous metal according to claim 1, which is characterized in that the atomic percentage content of the non-crystaline amorphous metal is：A=
57, b=9.75, c=11, d=8, e=0.25, f=1, g=13.
3. a kind of production technology of non-crystaline amorphous metal as described in claim 1, which is characterized in that
Step 1：Dispensing weighs iron block, cobalt block, silico briquette, iron boride, niobium according to the nominal composition of Fe-Co-Si-B-Nb-Cu-Ni
Item, copper billet and nickel block form the raw material for preparing Fe-Co-Si-B-Nb-Cu-Ni block amorphous alloys；
The mass percent purity of iron block is more than or equal to 99.8%；
Silico briquette, nickel block mass percent purity be more than or equal to 99.9%；
Cobalt block, iron boride, niobium item, copper billet mass percent purity be all higher than equal to 99.99%；
Step 2：The raw material of step 1 weighing gained is put into vacuum intermediate-frequency induction melting furnace and carries out melting by master alloy melting,
The raw material in furnace body is melted by sensing heating, and stirs molten metal liquid, makes its homogenization of composition, pours into a mould at normal temperatures
At non-crystaline amorphous metal masterbatch steel ingot；
Melting condition：In melting raw material, vacuum degree is 1 × 10 in the stove of vacuum intermediate-frequency induction melting furnace-3Pa~3 × 10-2Pa、
1300 DEG C~1450 DEG C of smelting temperature, 7~15min of smelting time；
Step 3：Fe-based amorphous alloy block materials are prepared, the non-crystaline amorphous metal masterbatch steel ingot that step 2 is prepared is put into soon
In the induction furnace of fast coagulation system, induced current is adjusted to 400mA~450mA, by melt jet after master alloy is completely melt
Enter in copper mold, cools down to obtain Fe-Co-Si-B-Nb-Cu-Ni block amorphous alloys with copper mold.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109778082A (en) * | 2019-01-24 | 2019-05-21 | 南京航空航天大学 | A kind of Fe-based amorphous alloy and its preparation method and application of high/low temperature annealing toughness |
| CN110993240A (en) * | 2019-12-30 | 2020-04-10 | 华南理工大学 | Iron-based amorphous soft magnetic alloy for anti-direct-current component transformer and preparation method thereof |
| CN114694908A (en) * | 2022-05-30 | 2022-07-01 | 天津三环奥纳科技有限公司 | Low-temperature-resistant nanocrystalline magnetically soft alloy iron core, manufacturing method and application |
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| CN110993240B (en) * | 2019-12-30 | 2022-02-18 | 华南理工大学 | Iron-based amorphous soft magnetic alloy for anti-direct-current component transformer and preparation method thereof |
| CN114694908A (en) * | 2022-05-30 | 2022-07-01 | 天津三环奥纳科技有限公司 | Low-temperature-resistant nanocrystalline magnetically soft alloy iron core, manufacturing method and application |
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