CN110033913A - A kind of magnetic powder and preparation method thereof - Google Patents
A kind of magnetic powder and preparation method thereof Download PDFInfo
- Publication number
- CN110033913A CN110033913A CN201910265302.4A CN201910265302A CN110033913A CN 110033913 A CN110033913 A CN 110033913A CN 201910265302 A CN201910265302 A CN 201910265302A CN 110033913 A CN110033913 A CN 110033913A
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- CN
- China
- Prior art keywords
- parts
- magnetic powder
- preparation
- mixture
- red mud
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000006247 magnetic powder Substances 0.000 title claims abstract description 23
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- 239000002893 slag Substances 0.000 claims abstract description 27
- -1 polypropylene Polymers 0.000 claims abstract description 20
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000004698 Polyethylene Substances 0.000 claims abstract description 11
- 239000000835 fiber Substances 0.000 claims abstract description 11
- 238000009856 non-ferrous metallurgy Methods 0.000 claims abstract description 11
- 229920000573 polyethylene Polymers 0.000 claims abstract description 11
- 239000002994 raw material Substances 0.000 claims abstract description 11
- 239000011347 resin Substances 0.000 claims abstract description 11
- 229920005989 resin Polymers 0.000 claims abstract description 11
- KAQHZJVQFBJKCK-UHFFFAOYSA-L potassium pyrosulfate Chemical compound [K+].[K+].[O-]S(=O)(=O)OS([O-])(=O)=O KAQHZJVQFBJKCK-UHFFFAOYSA-L 0.000 claims abstract description 10
- 239000004743 Polypropylene Substances 0.000 claims abstract description 9
- 229920001155 polypropylene Polymers 0.000 claims abstract description 9
- 229940079864 sodium stannate Drugs 0.000 claims abstract description 9
- NASFKTWZWDYFER-UHFFFAOYSA-N sodium;hydrate Chemical compound O.[Na] NASFKTWZWDYFER-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000000203 mixture Substances 0.000 claims description 25
- 238000001035 drying Methods 0.000 claims description 10
- 230000009467 reduction Effects 0.000 claims description 10
- 238000012216 screening Methods 0.000 claims description 5
- 238000005453 pelletization Methods 0.000 claims 1
- 238000003756 stirring Methods 0.000 claims 1
- 230000008901 benefit Effects 0.000 abstract description 7
- 238000010923 batch production Methods 0.000 abstract description 3
- 229940067573 brown iron oxide Drugs 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 3
- 239000002910 solid waste Substances 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 abstract description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- VFNGKCDDZUSWLR-UHFFFAOYSA-N disulfuric acid Chemical compound OS(=O)(=O)OS(O)(=O)=O VFNGKCDDZUSWLR-UHFFFAOYSA-N 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000003837 high-temperature calcination Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G49/00—Compounds of iron
- C01G49/02—Oxides; Hydroxides
- C01G49/06—Ferric oxide [Fe2O3]
-
- 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
- H01F1/0302—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity characterised by unspecified or heterogeneous hardness or specially adapted for magnetic hardness transitions
- H01F1/0311—Compounds
- H01F1/0313—Oxidic compounds
- H01F1/0315—Ferrites
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a kind of preparation methods of magnetic powder, it is related to metallurgical technology field, the magnetic powder raw material is grouped as by each group of following parts by weight: 12.5-15.5 parts of potassium pyrosulfate, 2-5 parts of polypropylene, 15.5-17.5 parts of nonferrous metallurgy slag, 2.5-6.5 parts of red mud, 10.5-11.5 parts of carbide slag, 6-9 parts of iron powder, 11-15 parts of polyethylene fibre, 5-6 parts of monohydrate sodium stannate, 1.5-3.5 parts of rubber resin, a kind of preparation method of magnetic powder of the present invention, fully utilize the waste residue that a variety of industry generate, the characteristics of brown iron oxide batch production and resource reutilization can be reached, solves the problems, such as the stockpiling of Industrial Solid Waste, with good economic and social benefit, effective protection environment, improve economic benefit.
Description
Technical field
The present invention relates to a kind of preparation methods of magnetic powder, are related to metallurgical technology field.
Background technique
At present in steel mill's flat cold-rolled sheet production process, is cleaned before thin plate is zinc-plated using hydrochloric acid, generate a large amount of protochlorides
Ferrous solution, steel mill carry out high-temperature calcination in order to protect environment, reduce cost, to frerrous chloride, hydrochloric acid are made after recycling chlorine, together
When generate a large amount of iron oxide reds, because technology condition is limited, commodity oxygen is not achieved in the technical indicators such as content, color, fineness
Change the requirement of iron oxide red, stockpiling at present or low value utilize, and cause environmental pollution and the wasting of resources.
The manufactured usual magnetic flux of magnet come out of existing magnetic powder is not big enough, and the manufactured magnet come out because
It is poor for anti-pressure ability, slight crack has been easy during production.
Summary of the invention
The technical problem to be solved by the present invention is in view of the deficiencies of the prior art, provide a kind of magnetic powder of the present invention
Preparation method fully utilizes the waste residues that a variety of industry generate, can reach brown iron oxide batch production and resource reutilization
Feature solves the problems, such as the stockpiling of Industrial Solid Waste, has a good economic and social benefit, effective protection environment, improve through
Ji benefit.
A kind of preparation method of magnetic powder, magnetic powder raw material are grouped as by each group of following parts by weight: pyrosulfuric acid
12.5-15.5 parts of potassium, 2-5 parts of polypropylene, 15.5-17.5 parts of nonferrous metallurgy slag, 2.5-6.5 parts of red mud, carbide slag 10.5-11.5
Part, 6-9 parts of iron powder, 11-15 parts of polyethylene fibre, 5-6 parts of monohydrate sodium stannate, 1.5-3.5 parts of rubber resin.
A kind of preparation method of magnetic powder, the preparation method:
A, prepare according to raw material weight component screening；
B, potassium pyrosulfate, polypropylene, nonferrous metallurgy slag are mixed into feed bin the first mixture entrance and the first ball first
Group outlet is connected, and obtains the first mixture, spare；
C, then red mud, carbide slag, iron powder, polyethylene fibre, monohydrate sodium stannate and rubber resin are stirred by twin shaft
The machine of mixing enters red mud entrance, carbide slag entrance and the outlet of the second mixture and is connected, and obtains the second mixture, spare；
D, mixture made from step B and step C is synthesized in reaction warehouse and enters the reduction roasting stage；
E, reduction roasting is after separating concentration equipment, using drying machine drying up to the product.
Screw auger is equipped in the step B in feed bin.
Biaxial rneader revolving speed is 560-860r/min in the step C.
Dryer processing temperature is 300-700 DEG C in the step E.
The utility model has the advantages that the invention comprehensively utilizes it is a variety of industry generate waste residues, can reach brown iron oxide batch production with
And the characteristics of resource reutilization, solves the problems, such as the stockpiling of Industrial Solid Waste, has good economic and social benefit, effective protection
Environment, improves economic benefit.
Specific embodiment
The present invention is described in further details below by embodiment.
Embodiment 1
A kind of magnetic powder, magnetic powder raw material are grouped as by each group of following parts by weight: 12.5 parts of potassium pyrosulfate, being gathered
2 parts of propylene, 15.5 parts of nonferrous metallurgy slag, 2.5 parts of red mud, 10.5 parts of carbide slag, 6 parts of iron powder, 11 parts of polyethylene fibre, a water mistake
5 parts of Boratex, 1.5 parts of rubber resin.
Further, the preparation method:
A, prepare according to raw material weight component screening；
B, potassium pyrosulfate, polypropylene, nonferrous metallurgy slag are mixed into feed bin the first mixture entrance and the first ball first
Group outlet is connected, and obtains the first mixture, spare；
C, then red mud, carbide slag, iron powder, polyethylene fibre, monohydrate sodium stannate and rubber resin are stirred by twin shaft
The machine of mixing enters red mud entrance, carbide slag entrance and the outlet of the second mixture and is connected, and obtains the second mixture, spare；
D, mixture made from step B and step C is synthesized in reaction warehouse and enters the reduction roasting stage；
E, reduction roasting is after separating concentration equipment, using drying machine drying up to the product.
Further, screw auger is equipped in the step B in feed bin.
Further, biaxial rneader revolving speed is 560r/min in the step C.
Further, dryer processing temperature is 300 DEG C in the step E.
Embodiment 2
A kind of magnetic powder, magnetic powder raw material are grouped as by each group of following parts by weight: 14 parts of potassium pyrosulfate, poly- third
3.5 parts of alkene, 16.5 parts of nonferrous metallurgy slag, 4.5 parts of red mud, 11 parts of carbide slag, 7.5 parts of iron powder, 13 parts of polyethylene fibre, a water mistake
5.5 parts of Boratex, 2.5 parts of rubber resin.
Further, the preparation method:
A, prepare according to raw material weight component screening；
B, potassium pyrosulfate, polypropylene, nonferrous metallurgy slag are mixed into feed bin the first mixture entrance and the first ball first
Group outlet is connected, and obtains the first mixture, spare；
C, then red mud, carbide slag, iron powder, polyethylene fibre, monohydrate sodium stannate and rubber resin are stirred by twin shaft
The machine of mixing enters red mud entrance, carbide slag entrance and the outlet of the second mixture and is connected, and obtains the second mixture, spare；
D, mixture made from step B and step C is synthesized in reaction warehouse and enters the reduction roasting stage；
E, reduction roasting is after separating concentration equipment, using drying machine drying up to the product.
Further, screw auger is equipped in the step B in feed bin.
Further, biaxial rneader revolving speed is 700r/min in the step C.
Further, dryer processing temperature is 500 DEG C in the step E.
Embodiment 3
A kind of magnetic powder, the magnetic powder raw material are grouped as by each group of following parts by weight: potassium pyrosulfate
15.5 parts, 5 parts of polypropylene, 17.5 parts of nonferrous metallurgy slag, 6.5 parts of red mud, 11.5 parts of carbide slag, 9 parts of iron powder, polyethylene fibre 15
Part, 6 parts of monohydrate sodium stannate, 3.5 parts of rubber resin.
Further, the preparation method:
A, prepare according to raw material weight component screening；
B, potassium pyrosulfate, polypropylene, nonferrous metallurgy slag are mixed into feed bin the first mixture entrance and the first ball first
Group outlet is connected, and obtains the first mixture, spare；
C, then red mud, carbide slag, iron powder, polyethylene fibre, monohydrate sodium stannate and rubber resin are stirred by twin shaft
The machine of mixing enters red mud entrance, carbide slag entrance and the outlet of the second mixture and is connected, and obtains the second mixture, spare；
D, mixture made from step B and step C is synthesized in reaction warehouse and enters the reduction roasting stage；
E, reduction roasting is after separating concentration equipment, using drying machine drying up to the product.
Further, screw auger is equipped in the step B in feed bin.
Further, biaxial rneader revolving speed is 860r/min in the step C.
Further, dryer processing temperature is 700 DEG C in the step E.
Claims (5)
1. a kind of magnetic powder, it is characterised in that: magnetic powder raw material is grouped as by each group of following parts by weight: potassium pyrosulfate
12.5-15.5 parts, 2-5 parts of polypropylene, 15.5-17.5 parts of nonferrous metallurgy slag, 2.5-6.5 parts of red mud, carbide slag 10.5-11.5
Part, 6-9 parts of iron powder, 11-15 parts of polyethylene fibre, 5-6 parts of monohydrate sodium stannate, 1.5-3.5 parts of rubber resin.
2. a kind of preparation method of magnetic powder as described in claim 1, which is characterized in that the preparation method:
A, prepare according to raw material weight component screening；
B, potassium pyrosulfate, polypropylene, nonferrous metallurgy slag are mixed into feed bin the first mixture entrance first and the first pelletizing goes out
Mouth is connected, and obtains the first mixture, spare；
C, red mud, carbide slag, iron powder, polyethylene fibre, monohydrate sodium stannate and rubber resin are then passed through into biaxial rneader
It is connected into the outlet of red mud entrance, carbide slag entrance and the second mixture, obtains the second mixture, it is spare；
D, mixture made from step B and step C is synthesized in reaction warehouse and enters the reduction roasting stage；
E, reduction roasting is after separating concentration equipment, using drying machine drying up to the product.
3. a kind of preparation method of magnetic powder as claimed in claim 2, which is characterized in that set in feed bin in the step B
There is screw auger.
4. a kind of preparation method of magnetic powder as claimed in claim 2, which is characterized in that Double shaft stirring in the step C
Machine revolving speed is 560-860r/min.
5. a kind of preparation method of magnetic powder as claimed in claim 2, which is characterized in that dryer is made in the step E
Industry temperature is 300-700 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910265302.4A CN110033913A (en) | 2019-04-03 | 2019-04-03 | A kind of magnetic powder and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910265302.4A CN110033913A (en) | 2019-04-03 | 2019-04-03 | A kind of magnetic powder and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110033913A true CN110033913A (en) | 2019-07-19 |
Family
ID=67237360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910265302.4A Pending CN110033913A (en) | 2019-04-03 | 2019-04-03 | A kind of magnetic powder and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110033913A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112850793A (en) * | 2021-02-11 | 2021-05-28 | 贵州大学 | High-value utilization method of red mud |
-
2019
- 2019-04-03 CN CN201910265302.4A patent/CN110033913A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112850793A (en) * | 2021-02-11 | 2021-05-28 | 贵州大学 | High-value utilization method of red mud |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190719 |