CN1321056A - Electrothermal non-crystal alloy material and its preparing process - Google Patents

Electrothermal non-crystal alloy material and its preparing process Download PDF

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Publication number
CN1321056A
CN1321056A CN 00106101 CN00106101A CN1321056A CN 1321056 A CN1321056 A CN 1321056A CN 00106101 CN00106101 CN 00106101 CN 00106101 A CN00106101 A CN 00106101A CN 1321056 A CN1321056 A CN 1321056A
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atomic percentage
alloy material
crystal alloy
ribbon
amorphous
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CN1138450C (en
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赵慧媛
李达章
李国宝
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Beijing able Century Technology Co., Ltd.
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NENGJIA SCIENCE AND TECHNOLOGY Co LTD BEIJING
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Abstract

An electrothermal non-crystal alloy material has the molecular formula: (Fe1-aMa)100-x-y-zSixByTzZalpha, where M is chosen from COx, Mn, Ni, rare-earth elements, a=0-45, x=0.1-30, y=0.1-30, T is chosen from Zr, Nb, Hf, Mo, W, Ga, Ag, Zn, Pt, Sn, Al and Ge, z=0.6, Z=Cu or V, and alpha=0-2. It is prepared through proportioning, smelting in vacuum induction furnace, and quick solidification. Its advantages are low self-elevated temp, saving energy and long service life.

Description

Electrothermal non-crystal alloy material and preparation method thereof
The present invention relates to a kind of electrothermal non-crystal alloy material and preparation method thereof, particularly, relate to the method for electrothermal non-crystal alloy material and this electrothermal non-crystal alloy material of manufacturing of instantaneous electric heating effect with high resistivity.
At present, electrical heated appliance, Electric radiant Heating Film enamelware pot for example, Electric radiator and so on or duct type water heater etc. develops rapidly.Electric radiant Heating Film on the electrical heated appliance generally is the conducting film that adopts material such as chloride to make.This Electric radiant Heating Film owing to can not combine closely with utensil or pipeline external surface is integral, and its heat conduction efficiency is not high enough makes that the red-hot rubescent temperature of Electric radiant Heating Film itself is very high.Therefore, limited useful life with the electric heating film of this material, the heat efficiency is not high yet.
In order to overcome the problems referred to above of existing electric heating material, the object of the present invention is to provide and a kind ofly can combine closely with utensil or pipeline external surface, heat conduction efficiency height and the Electric radiant Heating Film self-temperature is low, long service life, and have the electrothermal non-crystal alloy material and the manufacture method thereof of the instantaneous electric heating effect of high resistivity.
For achieving the above object, according to electrothermal non-crystal alloy material of the present invention, wherein, described electric heating material general formula (Fe 1-aM a) 100-x-y-zSi xB yT zZ αExpression, wherein: M is more than one a element in Co, Mn, Ni and the rare earth element; A is from 0 to 45 atomic percentage, and x is from 0.1 to 30 atomic percentage, and y is from 0.1 to 30 atomic percentage; T is the element below three kinds among Zr, Nb, Hf, Mo, W, Ga, Ag, Zn, Pt, Sn, Al and the Ge, and z is from 0 to 6 atomic percentage; Z is a kind of or two kinds of elements among Cu, the V, and α is from 0 to 2 atomic percentage.
Preparation method according to electrothermal non-crystal alloy material of the present invention comprises the following steps: according to electric heating material general formula (Fe 1-aM a) 100-x-y-zSi xB yT zZ αThe proportioning weighing of each component element, and the step of formation raw mix; With the described raw mix vaccum sensitive stove of packing into, after forvacuum is arrived, charge into inert protective gas, after fusing fully, be incubated the step that refining forms the alloy molten steel; And with described alloy molten steel with certain speed, make the amorphous ribbon step by what quick solidification apparatus was made amorphous ribbon.
Electric heating material of the present invention can be combined closely with utensil or pipeline external surface, and have high resistivity and an instantaneous electric heating effect, thereby it is low to have the temperature that self heats up when using as Electric radiant Heating Film, reduced the loss of heat energy, can save the energy significantly, and the advantage with long service life.
Below, in conjunction with each embodiment content of the present invention is described.
Electrothermal non-crystal alloy material of the present invention is a kind ofly can use general formula (Fe 1-aM a) 100-x-y-zSi xB yT zZ αThe high resistivity material of expression, wherein: M is the shared compound of one or more elements in Co, Mn, Ni, the rare earth element; A is from 0 to 45 atomic percentage, and x is from 0.1 to 30 atomic percentage, and y is from 0.1 to 30 atomic percentage; T is a kind of among Zr, Nb, Hf, Mo, W, Ga, Ag, Zn, Pt, Sn, Al and the Ge, or two kinds and or three kinds of compounds that element is shared, z is from 0 to 6 atomic percentage; Z is a kind of or two kinds of elements among Cu, the V, and α is from 0 to 2 atomic percentage.
Step at preparation above-mentioned electrothermal non-crystal alloy material of the present invention is as follows: at first, and according to electric heating material general formula (Fe 1-αM α) 100-x-y-zSi xB yT zZ αThe proportioning weighing of each component element, and fully mix the formation raw mix.Then, this raw mix is placed in the melting device in the vacuum chamber of induction furnace, in forvacuum to 1 * 10 -4～1 * 10 -5Behind the torr, charge into argon gas, under the protection of inert gas, start induction furnace and heat up, by the time after raw mix melted fully, refining temperature was controlled between 1300～1600 ℃, is preferably between 1325～1475 ℃, temperature retention time is 3 to 15 minutes, is smelted into alloy.Then, this alloy liquid is by having the spray belting of nozzle, and being ejected into rotary speed is 20～40 meter per seconds, for example on the chill roll of the quick solidification apparatus of 28 meter per second speed, makes the amorphous thin ribbon of 24～35 microns of certain thickness.And then, can also pass through the high-energy flour mill, it is 20～120 microns powder that this amorphous thin ribbon is made granularity.
Embodiment 1
At first, by molecular formula (Fe 90Ni 6Ce 4) 74Si 14B 8Cu 1Nb 350 kilograms of ratio batchings.With the batching vaccum sensitive stove of packing into, be evacuated to 2 * 10 -5Torr is closed vacuum pump, charges into argon gas, starts induction furnace and heats up, by the time after raw mix melted fully, refining temperature was controlled at 1375 ℃, is incubated 5 minutes.Then,, this alloy molten steel is ejected on the chill roll of quick solidification apparatus that rotary speed is 28 meter per seconds, makes thickness and be 30 microns amorphous thin ribbon by means of the spray belting.The resistivity that is measured by above-mentioned amorphous ribbon is 170 μ Ω cm.And then, can also pass through the high-energy flour mill, it is 20～120 microns powder that this amorphous thin ribbon is made granularity, uses during for the Electric radiant Heating Film made on the electrical heated appliance.
Embodiment 2
By molecular formula Fe 78Si 9.5B 12.5Ratio batching, for example 100 kilograms.With the batching vaccum sensitive stove of packing into, be evacuated to 6 * 10 -5Torr is closed vacuum pump, charges into argon gas, starts induction furnace and heats up, by the time after raw mix melted fully, refining temperature was controlled at 1425 ℃, is incubated 15 minutes.Then,, this alloy molten steel is ejected on the chill roll of quick solidification apparatus that rotary speed is 35 meter per seconds, makes thickness and be 26 microns amorphous thin ribbon by means of the spray belting.The resistivity that is measured by above-mentioned amorphous ribbon is 130 μ Ω cm.And then, can also pass through the high-energy flour mill, it is 20～120 microns powder that this amorphous thin ribbon is made granularity, uses during for the Electric radiant Heating Film made on the electrical heated appliance.
Embodiment 3
By molecular formula (Fe 70Mn 25Nd 5) 54Si 24B 15V 2Al 590 kilograms of ratio batchings.With the batching vaccum sensitive stove of packing into, vacuumize and cause 2 * 10 -5Vacuum pump is closed in holder, charges into argon gas, drives induction furnace and heats up, treat that raw material dissolves fully after, refining temperature is controlled at 1300 ± 25 ℃, is incubated 5 minutes.Then, molten steel is ejected on the chill roll that rotary speed is 35 meter per seconds, makes thickness and be 25 microns amorphous alloy ribbon by quick solidification apparatus.The resistivity that is measured by above-mentioned amorphous ribbon is 115 μ Ω cm.And then, can also pass through the high-energy flour mill, it is 20～120 microns powder that this amorphous thin ribbon is made granularity, uses in the time of can be for the Electric radiant Heating Film made on the electrical heated appliance.
Embodiment 4
By molecular formula (Fe 58Mn 22Ni 20) 75Si 9B 13Cu 1Al 220 kilograms of ratio batchings.With the batching vaccum sensitive stove of packing into, vacuumize and cause 4 * 10 -5Vacuum pump is closed in holder, charges into argon gas, drives induction furnace and heats up, treat that raw material dissolves fully after, refining temperature is controlled at 1450 ± 25 ℃, is incubated 10 minutes.Then, molten steel is ejected on the chill roll that rotary speed is 40 meter per seconds, makes thickness and be 25 microns amorphous alloy ribbon by quick solidification apparatus.The resistivity that is measured by above-mentioned amorphous ribbon is 105 μ Ω 2cm.And then, can also pass through the high-energy flour mill, it is 20～120 microns powder that this amorphous thin ribbon is made granularity, uses during for the Electric radiant Heating Film made on the electrical heated appliance.
Embodiment 5
By molecular formula (Fe 60Mn 20Pr 20) 76Si 9B 13V 260 kilograms of ratio batchings.With the batching vaccum sensitive stove of packing into, vacuumize and cause 1 * 10 -5Vacuum pump is closed in holder, charges into argon gas, drives induction furnace and heats up, treat that raw material dissolves fully after, refining temperature is controlled at 1350 ± 25 ℃, is incubated 10 minutes.Then, molten steel is ejected on the chill roll that rotary speed is 26 meter per seconds, makes thickness and be 28 microns amorphous alloy ribbon by quick solidification apparatus.The resistivity that is measured by above-mentioned amorphous ribbon is 128 μ Ω cm.And then, can also pass through the high-energy flour mill, it is 20～120 microns powder that this amorphous thin ribbon is made granularity, uses during for the Electric radiant Heating Film made on the electrical heated appliance.
Embodiment 6
By molecular formula (Fe 70Co 10Ni 15Nd 5) 66Si 25B 5Mo 4100 kilograms of ratio batchings.With the batching vaccum sensitive stove of packing into, vacuumize and cause 5 * 10 -5Vacuum pump is closed in holder, charges into argon gas, drives induction furnace and heats up, treat that raw material dissolves fully after, refining temperature is controlled at 1420 ± 25 ℃, is incubated 10 minutes.Then, molten steel is ejected on the chill roll that rotary speed is 30 meter per seconds, makes thickness and be 26 microns amorphous alloy ribbon by quick solidification apparatus.The resistivity that is measured by above-mentioned amorphous ribbon is 162 μ Ω cm.And then, can also pass through the high-energy flour mill, it is 20～120 microns powder that this amorphous thin ribbon is made granularity, uses during for the Electric radiant Heating Film made on the electrical heated appliance.
Embodiment 7
By molecular formula (Fe 56Ni 44) 70Si 2B 25Zr 1V 175 kilograms of ratio batchings.With the batching vaccum sensitive stove of packing into, vacuumize and cause 2 * 10 -5Vacuum pump is closed in holder, charges into argon gas, drives induction furnace and heats up, treat that raw material dissolves fully after, refining temperature is controlled at 1425 ± 25 ℃, is incubated 10 minutes.Then, molten steel is ejected on the chill roll that rotary speed is 23 meter per seconds, makes thickness and be 35 microns amorphous alloy ribbon by quick solidification apparatus.The resistivity that is measured by above-mentioned amorphous ribbon is 150 μ Ω cm.And then, can also pass through the high-energy flour mill, it is 20～120 microns powder that this amorphous thin ribbon is made granularity, uses during for the Electric radiant Heating Film made on the electrical heated appliance.
Embodiment 8
By molecular formula (Fe 95La 5) 72Si 13B 9Zn 680 kilograms of ratio batchings.With the batching vaccum sensitive stove of packing into, vacuumize and cause 4 * 10 -5Vacuum pump is closed in holder, charges into argon gas, drives induction furnace and heats up, treat that raw material dissolves fully after, refining temperature is controlled at 1350 ± 25 ℃, is incubated 10 minutes.Then, molten steel is ejected on the chill roll that rotary speed is 30 meter per seconds, makes thickness and be 29 microns amorphous alloy ribbon by quick solidification apparatus.The resistivity that is measured by above-mentioned amorphous ribbon is 95 μ Ω cm.And then, can also pass through the high-energy flour mill, it is 20～120 microns powder that this amorphous thin ribbon is made granularity, uses during for the Electric radiant Heating Film made on the electrical heated appliance.
Embodiment 9
By molecular formula (Fe 55Ni 45) 75Si 10B 10Cu 0.6Zr 0.455 kilograms of ratio batchings.With the batching vaccum sensitive stove of packing into, vacuumize and cause 3 * 10 -5Vacuum pump is closed in holder, charges into argon gas, drives induction furnace and heats up, treat that raw material dissolves fully after, refining temperature is controlled at 1550 ± 25 ℃, is incubated 10 minutes.Then, molten steel is ejected on the chill roll that rotary speed is 40 meter per seconds, makes thickness and be 25 microns amorphous alloy ribbon by quick solidification apparatus.The resistivity that is measured by above-mentioned amorphous ribbon is 142 μ Ω cm.And then, can also pass through the high-energy flour mill, it is 20～120 microns powder that this amorphous thin ribbon is made granularity, uses during for the Electric radiant Heating Film made on the electrical heated appliance.
Embodiment 10
By molecular formula Fe 75Si 13B 9Cu 1Nb 640 kilograms of ratio batchings.With the batching vaccum sensitive stove of packing into, vacuumize and cause 4 * 10 -5Vacuum pump is closed in holder, charges into argon gas, drives induction furnace and heats up, treat that raw material dissolves fully after, refining temperature is controlled at 1450 ± 25 ℃, is incubated 15 minutes.Then, molten steel is ejected on the chill roll that rotary speed is 36 meter per seconds, makes thickness and be 27 microns amorphous alloy ribbon by quick solidification apparatus.The resistivity that is measured by above-mentioned amorphous ribbon is 90 μ Ω cm.And then, can also pass through the high-energy flour mill, it is 20～120 microns powder that this amorphous thin ribbon is made granularity, uses during for the Electric radiant Heating Film made on the electrical heated appliance.
Electrothermal non-crystal alloy material of the present invention is a kind of amorphous band shape or powder, during use, can be by means of flame-spraying equipment, powder is sprayed on the insulating barrier of utensil or pipeline external surface and make electric heating film, and combine closely with the insulating barrier of utensil or pipe surface, therefore in long-term the use, be not easy to come off.And because this electrothermal non-crystal alloy material has high resistivity and instantaneous electric heating effect, it is low self to heat up when using as Electric radiant Heating Film, has reduced the loss of heat energy, so have the advantage of saving the energy and long service life significantly.

Claims (10)

1, a kind of electrothermal non-crystal alloy material is characterized in that:
Described electric heating material general formula (Fe 1-aM a) 100-x-y-zSi xB yT zZ αExpression, wherein:
M is more than one a element in Co, Mn, Ni, the rare earth element;
A is from 0 to 45 atomic percentage, and x is from 0.1 to 30 atomic percentage, and y is from 0.1 to 30 atomic percentage;
T is the element below three kinds among Zr, Nb, Hf, Mo, W, Ga, Ag, Zn, Pt, Sn, Al and the Ge, and z is from 0 to 6 atomic percentage; And
Z is a kind of or two kinds of elements among Cu, the V, and α is from 0 to 2 atomic percentage.
2, electrothermal non-crystal alloy material according to claim 1 is characterized in that described electric heating material is (Fe 90Ni 6Ce 4) 74Si 14B 8Cu 1Nb 3Or Fe 78Si 9.5B 12.5
3, electrothermal non-crystal alloy material according to claim 1 is characterized in that described electric heating material is that to make thickness by quick solidification apparatus be 24 to 35 microns amorphous thin ribbon.
4, electrothermal non-crystal alloy material according to claim 3 is characterized in that described electric heating material is by the high-energy flour mill, makes the powder that granularity is the 20-120 micron with described amorphous ribbon.
5, a kind of preparation method of electrothermal non-crystal alloy material, it comprises:
According to electric heating material general formula (Fe 1-aM a) 100-x-y-zSi xB yT zZ αThe proportioning weighing of each component element, and the step of formation raw mix;
With the described raw mix vaccum sensitive stove of packing into, after forvacuum is arrived, charge into inert protective gas, after fusing fully, be incubated the step that refining forms the alloy molten steel; And
Described alloy molten steel with certain speed, is made the amorphous ribbon step by what quick solidification apparatus was made amorphous ribbon.
6, the preparation method of electrothermal non-crystal alloy material according to claim 5 is characterized in that refining temperature is controlled between 1300 to 1600 ℃ described in the step of described formation alloy liquid, and described temperature retention time is 3 to 15 minutes.
7, the preparation method of electrothermal non-crystal alloy material according to claim 5, it is characterized in that described making amorphous ribbon step is with described alloy molten steel, be ejected on the chill roll of quick solidification apparatus that rotary speed is 20 to 40 meter per seconds with the spray belting, make thickness and be 24 to 35 microns amorphous thin ribbon.
8, the preparation method of electrothermal non-crystal alloy material according to claim 5 after described making amorphous ribbon step, also has by the high-energy flour mill, described amorphous ribbon is made the pulverising step of designated size powder.
9, the preparation method of electrothermal non-crystal alloy material according to claim 8, described pulverising step is that described amorphous ribbon is made granularity is 20 to 120 microns powder.
10, a kind of with general formula (Fe 1-aM a) 100-x-y-zSi xB yT zZ αExpression, and wherein M is more than one a element in Co, Mn, Ni, the rare earth element; A is from 0 to 45 atomic percentage, and x is from 0.1 to 30 atomic percentage, and y is from 0.1 to 30 atomic percentage; T is the element below three kinds among Zr, Nb, Hf, Mo, W, Ga, Ag, Zn, Pt, Sn, Al and the Ge, and z is from 0 to 6 atomic percentage; And Z is a kind of or two kinds of elements among Cu, the V, and α is the electrical heating elements that the amorphous state electric heating material of from 0 to 2 atomic percentage is made.
CNB001061011A 2000-04-25 2000-04-25 Electrothermal non-crystal alloy material and its preparing process Expired - Fee Related CN1138450C (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1306057C (en) * 2004-12-24 2007-03-21 安泰科技股份有限公司 Trace rare earth element-containing iron-based nanocrystalline alloy
USRE47863E1 (en) * 2003-06-02 2020-02-18 University Of Virginia Patent Foundation Non-ferromagnetic amorphous steel alloys containing large-atom metals

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE47863E1 (en) * 2003-06-02 2020-02-18 University Of Virginia Patent Foundation Non-ferromagnetic amorphous steel alloys containing large-atom metals
CN1306057C (en) * 2004-12-24 2007-03-21 安泰科技股份有限公司 Trace rare earth element-containing iron-based nanocrystalline alloy

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