CN106521200A - Nickel-magnesium nodulizing agent preparation technology capable of reducing energy consumption and high in yield - Google Patents
Nickel-magnesium nodulizing agent preparation technology capable of reducing energy consumption and high in yield Download PDFInfo
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- CN106521200A CN106521200A CN201611238166.2A CN201611238166A CN106521200A CN 106521200 A CN106521200 A CN 106521200A CN 201611238166 A CN201611238166 A CN 201611238166A CN 106521200 A CN106521200 A CN 106521200A
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- nickel
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- induction furnace
- frequency induction
- magnesium
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/02—Making non-ferrous alloys by melting
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/02—Making non-ferrous alloys by melting
- C22C1/023—Alloys based on nickel
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C19/00—Alloys based on nickel or cobalt
- C22C19/03—Alloys based on nickel or cobalt based on nickel
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C23/00—Alloys based on magnesium
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- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
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- Organic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention discloses a nickel-magnesium nodulizing agent preparation technology capable of reducing energy consumption and high in yield. The components of a nickel-magnesium nodulizing agent comprise Ni and Mg. The nickel-magnesium nodulizing agent preparation technology comprises the following steps that (1) firstly, calculation is conducted according to the proportion of the contents of the components, a magnesium ingot is added into a medium-frequency induction furnace to be heated, the power of the medium-frequency induction furnace is controlled to be 80-200 kw, and the magnesium ingot is heated to 680-730 DEG C in 8-12 min; (2) a nickel plate is added after the magnesium ingot is fully melted and then heated till being fully melted; and (3) stirring is conducted in the medium-frequency induction furnace, then stewing is conducted for 10-15 min, the power of the medium-frequency induction furnace is decreased to zero, and melted iron is poured into a mold by overturning the furnace.
Description
Technical field
The present invention relates to nodulizer, specifically a kind of energy reducing energy consumption, the preparation work of high recovery rate nickel magnesium nodulizer
Skill.
Background technology
Nickel magnesium nodulizer is the intermediate alloy that metallic nickel and magnesium metal are obtained by high melt means, for nickel magnesium nodularization
Agent, as the fusion temperature of 1452 DEG C of the fusing point of nickel, 650 DEG C of the fusing point of magnesium, nickel and magnesium differs greatly.And magnesium metal also has
The characteristics of vapour pressure is high, during actual production, recovery rate of iron is low.
The common nickel magnesium nodulizer of existing market（Deoxidation, the Metamorphism treatment of some specific alloys is applied to, and casting is rolled
The nodulizer of roller）, mainly have two categories below product：1、NiMg15-Ni：81-85%, Mg:14-16%;2、NiMg17-Ni：81-
85%, Mg:16-19%.
Nickel magnesium nodulizer purposes：
1st, make nodulizer.Mainly contain the nickel magnesium nodulizer of magnesium 20%.For the working lining and core of roll, Main Function is to change
Become non-graphitic state, increase the hardness of roll.
2nd, make nickel-hydrogen battery negative pole material.Mainly contain the nickel magnesium nodulizer of magnesium 30%.
The current country prepares nickel magnesium nodulizer majority and adopts vacuum induction melting furnace, and this electric furnace crucible maximum capacity to exist
Tens kilograms of molten steel, yield are minimum, and vacuum drying oven is unable to continuous charging in fusion process.
Because the demand of nickel magnesium gradually increases, but prior art is difficult to produce in enormous quantities.Be present technical monopoly in foreign countries, need big
Amount import, it is expensive.
The content of the invention
The technical problem to be solved is, for the shortcoming of above prior art, a kind of energy reducing energy consumption of proposition,
The preparation technology of high recovery rate nickel magnesium nodulizer, adds the kind sequencing of electric furnace, time by controlling alloy raw material
Etc. method, using first melting low-melting-point metal in the present invention, then refractory metal is gradually added, after low-melting-point metal fusing
Dystectic fusion temperature is reduced with refractory metal reaction, so as to reducing energy consumption, cost-effective, the processing operation time
Short, production efficiency is high.
In order to solve above-mentioned technical problem, the technical scheme is that what is be accomplished by：One kind can be reduced
The preparation technology of energy consumption, high recovery rate nickel magnesium nodulizer, the component of the nickel magnesium nodulizer include Ni, Mg element, nickel magnesium nodularization
The preparation technology of agent is carried out according to the following steps：
Step 1：First calculated according to the ratio of each constituent content, first add magnesium ingot in medium-frequency induction furnace and heat, will
The Power Control of medium-frequency induction furnace is heated to 680-730 DEG C in 80-200kw within 8-12 minutes；
Step 2：Nickel plate is added after magnesium ingot all melts, 1100-1150 DEG C is heated within 25-30 minutes, be incubated 10-
12 minutes, by the Power Control of medium-frequency induction furnace in 100-200kw, by medium-frequency induction furnace temperature within the 12-15 minutes
1250-1390 DEG C is increased to, then until nickel plate all melts；
Step 3：Medium-frequency induction furnace is stirred, then 10-15 minutes is stood, then the power of medium-frequency induction furnace is dropped
Most zero, then turndown molten iron is poured in mould.
So, by technical scheme, energy increase prepares the scope of bianry alloy constituent element content ratio, meets not
With the demand of client, can prepare percent mass proportioning is：Ni：30-90%, the nickel magnesium nodulizer of surplus Mg, the technical program
Using breakthrough method, the magnesium ingot of low melting point is first melted, then melting dystectic nickel plate, melted using low melting point magnesium ingot
React with high-melting-point nickel plate afterwards, reduce the fusion temperature of high-melting-point nickel plate, so as to reducing energy consumption, cost-effective, the technique is given birth to
The product time is short, and production efficiency is high, first melts nickel plate in fusing magnesium ingot compared with prior art, and the fusing point of nickel plate is 1460
DEG C, and the technical program only needs to for temperature first to increase to 1100-1150 DEG C, is being heated to 1250-1390 DEG C, greatly reduces
The fusion temperature of nickel plate, reduces 100-200 DEG C than original smelting temperature, and middle frequency furnace often reduces 100 degree of temperature rise and can save
Electric energy 50KWH, melting power consumption reduce 50-100KWH/ tons.By the 0.80 yuan of calculating of electric average unit price is often spent, nickel magnesium nodularization is produced per year
200 tons of agent can save fund 8000-16000 unit, and its advantage is it is clear that reducing energy consumption, cost-effective；
Burning loss of alloy rate is greatly lowered in the art, improves the recovery rate of magnesium, reaches more than 90%, and the technical program
Greatly reduce in production process flue dust, have certain positive role to environmental protection, nickel magnesium ball is produced using medium-frequency induction furnace
Agent, a stove can prepare nickel magnesium nodulizer and reach 200-500kg, make large-scale industrial production nickel magnesium nodulizer become existing
It is real.300 tons -500 tons of annual production nickel magnesium nodulizer.
The important output state of China's import nickel magnesium is South Africa.Import nickel magnesium delivery cycle is long, and arrival is not in time.Price is state
1.5 times for producing, such as domestic 100,000 yuan/ton, import for 150,000 yuan/ton.The technology has filled up domestic blank, has broken foreign countries
Technical monopoly, be that huge contribution has been made in the development of new forms of energy, saved mass energy, and production process environmental protection.
The technical scheme that further limits of the present invention is：
A kind of aforesaid energy reducing energy consumption, the preparation technology of high recovery rate nickel magnesium nodulizer, the component of nickel magnesium nodulizer press quality
Percentage ratio is：Ni：30-90%, balance of Mg.
A kind of aforesaid energy reducing energy consumption, the preparation technology of high recovery rate nickel magnesium nodulizer, the component of nickel magnesium nodulizer are pressed
Mass percent is：Ni：30%, balance of Mg.
A kind of aforesaid energy reducing energy consumption, the preparation technology of high recovery rate nickel magnesium nodulizer, the component of nickel magnesium nodulizer are pressed
Mass percent is：Ni：90%, balance of Mg.
A kind of aforesaid energy reducing energy consumption, the preparation technology of high recovery rate nickel magnesium nodulizer, the component of nickel magnesium nodulizer are pressed
Mass percent is：Ni：50%、Fe：5%, balance of Mg.
The invention has the beneficial effects as follows：Can increase and prepare the scope for adding bianry alloy constituent element content ratio, meet different clients
Demand, can prepare percent mass proportioning is： Ni：30-90%, the nickel magnesium nodulizer of surplus Mg, the technical program is using prominent
The method of broken property, first melts the magnesium ingot of low melting point, is then melting dystectic nickel plate, with height after melting using low melting point magnesium ingot
Fusing point nickel plate is reacted, and reduces the fusion temperature of high-melting-point nickel plate, so as to reducing energy consumption, cost-effective, the process throughput time
Short, production efficiency is high, first melts nickel plate in fusing magnesium ingot compared with prior art, and the fusing point of nickel plate is 1460 DEG C, and this
Technical scheme only needs to for temperature first to increase to 1100-1150 DEG C, is being heated to 1250-1390 DEG C, is greatly reducing nickel plate
Fusion temperature, reduces 100-200 DEG C than original smelting temperature, and middle frequency furnace often reduces 100 degree of temperature rise and can save electric energy
50KWH, melting power consumption reduce 50-100KWH/ tons.By the 0.80 yuan of calculating of electric average unit price is often spent, nickel magnesium nodulizer 200 is produced per year
Ton can save fund 8000-16000 unit, and its advantage is it is clear that reducing energy consumption, cost-effective；
Burning loss of alloy rate is greatly lowered in the art, improves the recovery rate of magnesium, reaches more than 90%, and the technical program
Greatly reduce in production process flue dust, have certain positive role to environmental protection, nickel magnesium ball is produced using medium-frequency induction furnace
Agent, a stove can prepare nickel magnesium nodulizer and reach 200-500kg, make large-scale industrial production nickel magnesium nodulizer become existing
It is real.300 tons -500 tons of annual production nickel magnesium nodulizer.
The important output state of China's import nickel magnesium is South Africa.Import nickel magnesium delivery cycle is long, and arrival is not in time.Price is state
1.5 times for producing, such as domestic 100,000 yuan/ton, import for 150,000 yuan/ton.The technology has filled up domestic blank, has broken foreign countries
Technical monopoly, be that huge contribution has been made in the development of new forms of energy, saved mass energy, and production process environmental protection.
Specific embodiment
The present invention is described in further detail below：
Embodiment 1
A kind of energy reducing energy consumption of the present embodiment offer, the preparation technology of high recovery rate nickel magnesium nodulizer, the nickel magnesium nodulizer
Component include Ni, Mg element, the component of nickel magnesium nodulizer is by mass percentage：Ni：30%, balance of Mg, nickel magnesium nodulizer
Preparation technology carry out according to the following steps：
Step 1：First calculated according to the ratio of each constituent content, first add magnesium ingot in medium-frequency induction furnace and heat, will
The Power Control of medium-frequency induction furnace was heated to 680 DEG C in 80kw within 8 minutes；
Step 2：Nickel plate is added after magnesium ingot all melts, 1100 DEG C are heated within 25 minutes, 10 minutes are incubated, by
Medium-frequency induction furnace temperature was increased to 1250 DEG C, Ran Houzhi within 12 minutes in 100kw by the Power Control of frequency electric induction furnace
All melt to nickel plate；
Step 3：Medium-frequency induction furnace is stirred, then 10 minutes is stood, then the power of medium-frequency induction furnace is down to
It is zero, then turndown pours into molten iron in mould.
Embodiment 2
A kind of energy reducing energy consumption of the present embodiment offer, the preparation technology of high recovery rate nickel magnesium nodulizer, the nickel magnesium nodulizer
Component include Ni, Mg element, the component of nickel magnesium nodulizer is by mass percentage：Ni：90%, balance of Mg, nickel magnesium nodulizer
Preparation technology carry out according to the following steps：
Step 1：First calculated according to the ratio of each constituent content, first add magnesium ingot in medium-frequency induction furnace and heat, will
The Power Control of medium-frequency induction furnace was heated to 730 DEG C in 200kw within 12 minutes；
Step 2：Nickel plate is added after magnesium ingot all melts, 1150 DEG C are heated within 30 minutes, 12 minutes are incubated, by
Medium-frequency induction furnace temperature was increased to 1390 DEG C, Ran Houzhi within 15 minutes in 200kw by the Power Control of frequency electric induction furnace
All melt to nickel plate；
Step 3：Medium-frequency induction furnace is stirred, then 15 minutes is stood, then the power of medium-frequency induction furnace is down to
It is zero, then turndown pours into molten iron in mould.
Embodiment 3
A kind of energy reducing energy consumption of the present embodiment offer, the preparation technology of high recovery rate nickel magnesium nodulizer, the nickel magnesium nodulizer
Component include Ni, Mg element, the component of nickel magnesium nodulizer is by mass percentage：Ni：50%, balance of Mg, nickel magnesium nodulizer
Preparation technology carry out according to the following steps：
Step 1：First calculated according to the ratio of each constituent content, first add magnesium ingot in medium-frequency induction furnace and heat, will
The Power Control of medium-frequency induction furnace was heated to 700 DEG C in 100kw within 10 minutes；
Step 2：Nickel plate is added after magnesium ingot all melts, 1130 DEG C are heated within 28 minutes, 11 minutes are incubated, by
Medium-frequency induction furnace temperature was increased to 1280 DEG C, Ran Houzhi within 14 minutes in 150kw by the Power Control of frequency electric induction furnace
All melt to nickel plate；
Step 3：Medium-frequency induction furnace is stirred, then 13 minutes is stood, then the power of medium-frequency induction furnace is down to
It is zero, then turndown pours into molten iron in mould.
Above example technological thought only to illustrate the invention, it is impossible to which protection scope of the present invention is limited with this, it is every
According to technological thought proposed by the present invention, any change done on the basis of technical scheme, the scope of the present invention is each fallen within
Within.
Claims (5)
1. it is a kind of can reducing energy consumption, the preparation technology of high recovery rate nickel magnesium nodulizer, the component of the nickel magnesium nodulizer include Ni,
Mg elements, it is characterised in that：The preparation technology of nickel magnesium nodulizer is carried out according to the following steps：
Step 1：First calculated according to the ratio of each constituent content, first add magnesium ingot in medium-frequency induction furnace and heat, will
The Power Control of medium-frequency induction furnace is heated to 680-730 DEG C in 80-200kw within 8-12 minutes；
Step 2：Nickel plate is added after magnesium ingot all melts, 1100-1150 DEG C is heated within 25-30 minutes, be incubated 10-
12 minutes, by the Power Control of medium-frequency induction furnace in 100-200kw, by medium-frequency induction furnace temperature within the 12-15 minutes
1250-1390 DEG C is increased to, then until nickel plate all melts；
Step 3：Medium-frequency induction furnace is stirred, then 10-15 minutes is stood, then the power of medium-frequency induction furnace is dropped
Most zero, then turndown molten iron is poured in mould.
2. it is according to claim 1 it is a kind of can reducing energy consumption, the preparation technology of high recovery rate nickel magnesium nodulizer, its feature exists
In：The component of the nickel magnesium nodulizer is by mass percentage：Ni：30-90%, balance of Mg.
3. it is according to claim 2 it is a kind of can reducing energy consumption, the preparation technology of high recovery rate nickel magnesium nodulizer, its feature exists
In：The component of the nickel magnesium nodulizer is by mass percentage：Ni：30%, balance of Mg.
4. it is according to claim 2 it is a kind of can reducing energy consumption, the preparation technology of high recovery rate nickel magnesium nodulizer, its feature exists
In：The component of the nickel magnesium nodulizer is by mass percentage：Ni：90%, balance of Mg.
5. it is according to claim 2 it is a kind of can reducing energy consumption, the preparation technology of high recovery rate nickel magnesium nodulizer, its feature exists
In：The component of the nickel magnesium nodulizer is by mass percentage：Ni：50%, balance of Mg.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611238166.2A CN106521200A (en) | 2016-12-28 | 2016-12-28 | Nickel-magnesium nodulizing agent preparation technology capable of reducing energy consumption and high in yield |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611238166.2A CN106521200A (en) | 2016-12-28 | 2016-12-28 | Nickel-magnesium nodulizing agent preparation technology capable of reducing energy consumption and high in yield |
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| CN201611238166.2A Pending CN106521200A (en) | 2016-12-28 | 2016-12-28 | Nickel-magnesium nodulizing agent preparation technology capable of reducing energy consumption and high in yield |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108048616A (en) * | 2017-12-13 | 2018-05-18 | 南京浦江合金材料股份有限公司 | A kind of New Nodularizer and its preparation process for casting roll |
| CN111139386A (en) * | 2019-11-29 | 2020-05-12 | 福建坤孚股份有限公司 | Preparation method of high-strength soluble magnesium alloy material |
| CN115637353A (en) * | 2021-07-20 | 2023-01-24 | 山西太钢不锈钢股份有限公司 | Method for smelting nickel-magnesium alloy in vacuum induction furnace |
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| CN1091474A (en) * | 1993-02-16 | 1994-08-31 | 鞍山市科学技术咨询中心铁塔厂分部 | Alloy for hot-dip preservative coat zinc-nickel master alloy and melting thereof |
| CN103540777A (en) * | 2012-07-17 | 2014-01-29 | 湖南稀土金属材料研究院 | Method for continuously and automatically producing magnesium-rare earth intermediate alloys |
| CN104388756A (en) * | 2014-10-30 | 2015-03-04 | 合肥工业大学 | Nickel-based alloy and preparation method thereof |
| CN104674060A (en) * | 2013-11-30 | 2015-06-03 | 大连融德特种材料有限公司 | Preparation method of nick-magnesium alloy |
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2016
- 2016-12-28 CN CN201611238166.2A patent/CN106521200A/en active Pending
Patent Citations (4)
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| CN1091474A (en) * | 1993-02-16 | 1994-08-31 | 鞍山市科学技术咨询中心铁塔厂分部 | Alloy for hot-dip preservative coat zinc-nickel master alloy and melting thereof |
| CN103540777A (en) * | 2012-07-17 | 2014-01-29 | 湖南稀土金属材料研究院 | Method for continuously and automatically producing magnesium-rare earth intermediate alloys |
| CN104674060A (en) * | 2013-11-30 | 2015-06-03 | 大连融德特种材料有限公司 | Preparation method of nick-magnesium alloy |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108048616A (en) * | 2017-12-13 | 2018-05-18 | 南京浦江合金材料股份有限公司 | A kind of New Nodularizer and its preparation process for casting roll |
| CN111139386A (en) * | 2019-11-29 | 2020-05-12 | 福建坤孚股份有限公司 | Preparation method of high-strength soluble magnesium alloy material |
| CN111139386B (en) * | 2019-11-29 | 2021-06-08 | 福建坤孚股份有限公司 | Preparation method of high-strength soluble magnesium alloy material |
| CN115637353A (en) * | 2021-07-20 | 2023-01-24 | 山西太钢不锈钢股份有限公司 | Method for smelting nickel-magnesium alloy in vacuum induction furnace |
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Application publication date: 20170322 |