CN114293040A - Method for reducing melting loss of manganese metal in smelting process - Google Patents
Method for reducing melting loss of manganese metal in smelting process Download PDFInfo
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- CN114293040A CN114293040A CN202111656701.7A CN202111656701A CN114293040A CN 114293040 A CN114293040 A CN 114293040A CN 202111656701 A CN202111656701 A CN 202111656701A CN 114293040 A CN114293040 A CN 114293040A
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- metal
- manganese
- smelting
- added
- melting loss
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- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 title claims abstract description 50
- 238000003723 Smelting Methods 0.000 title claims abstract description 48
- 238000000034 method Methods 0.000 title claims abstract description 45
- 238000002844 melting Methods 0.000 title claims abstract description 31
- 230000008018 melting Effects 0.000 title claims abstract description 31
- 229910052751 metal Inorganic materials 0.000 claims abstract description 80
- 239000002184 metal Substances 0.000 claims abstract description 80
- 239000011572 manganese Substances 0.000 claims abstract description 22
- 229910052748 manganese Inorganic materials 0.000 claims abstract description 21
- 239000000956 alloy Substances 0.000 claims abstract description 13
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 13
- 239000000463 material Substances 0.000 claims abstract description 11
- 238000004806 packaging method and process Methods 0.000 claims abstract description 7
- 238000012856 packing Methods 0.000 claims abstract description 7
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 claims abstract description 5
- 238000005303 weighing Methods 0.000 claims abstract description 4
- 229910052759 nickel Inorganic materials 0.000 claims description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims 8
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000003912 environmental pollution Methods 0.000 abstract description 2
- 238000011084 recovery Methods 0.000 abstract description 2
- 229910052802 copper Inorganic materials 0.000 description 5
- 239000010949 copper Substances 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 238000001514 detection method Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000010309 melting process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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- Manufacture And Refinement Of Metals (AREA)
Abstract
A method for reducing the melting loss of metal manganese in a smelting process comprises the following steps: (1) weighing metal manganese according to the required amount, placing the metal manganese into a metal belt, wrapping the metal manganese in the metal belt, adding a proper amount of metal returning material, compacting by using a packer, wherein the total mass of the metal belt and the returning material is 10-15 times of that of the metal manganese, and making into a packing block; (2) adding a small part of metal in the alloy into a smelting furnace for smelting, and adding the packaging block after the metal is completely molten; (3) after the addition of the block, the remaining metal is rapidly added for melting. The method for reducing the metal manganese melting loss in the alloy smelting process has the advantages of simple process, convenient operation, low risk and small environmental pollution, can effectively reduce the problem of the metal manganese melting loss in the alloy smelting process, improves the metal recovery rate, and has obvious economic benefit. Other steps are not added, and the alloy smelting cost is not increased.
Description
Technical Field
The invention relates to the technical field of engineering application, in particular to a method for reducing the melting loss of manganese metal in a smelting process.
Background
The production manganese metal is mostly flake electrolytic manganese, and the manganese metal is easy to float on the surface of a melt due to the fact that the density of the manganese metal is smaller than that of Cu, Ni and Fe, so that burning loss is serious in the smelting process, and in order to avoid oxidation burning loss of Mn, the method is invented.
Disclosure of Invention
The invention provides a method for reducing the melting loss of manganese metal in the alloy smelting process, aiming at the problem of serious burning loss of manganese metal in the prior art.
In order to achieve the purpose, the method for reducing the melting loss of the manganese metal in the smelting process is characterized by comprising the following steps,
(1) weighing metal manganese according to the required amount, placing the metal manganese into a metal belt, wrapping the metal manganese in the metal belt, adding a proper amount of metal returning material, compacting by using a packer, wherein the total mass of the metal belt and the returning material is 10-15 times of that of the metal manganese, and making into a packing block;
(2) adding a small part of metal in the alloy into a smelting furnace for smelting, and adding the packaging block after the metal is completely molten;
(3) after the addition of the block, the remaining metal is rapidly added for melting.
In the technical scheme of the method for reducing the melting loss of the manganese metal in the smelting process, the further preferable technical scheme is characterized in that:
1. the melting point of the metal strip in the step (1) is required to be less than the melting point of the metal manganese;
2. the metal density of the smelting furnace added in the step (2) is required to be more than or equal to the density of a metal belt used for packing the metal manganese;
3. the amount of metal added into the smelting furnace in the step (2) must cover the packaging block;
4. the amount of metal added to the smelting furnace in said step (3) must be such as to cover the bale.
Compared with the prior art, the invention has the following beneficial effects: the method for reducing the metal manganese melting loss in the alloy smelting process has the advantages of simple process, convenient operation, low risk and small environmental pollution, can effectively reduce the problem of the metal manganese melting loss in the alloy smelting process, improves the metal recovery rate, and has obvious economic benefit. Other steps are not added, and the alloy smelting cost is not increased.
Detailed Description
The following will clearly and completely describe the technical solutions in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Embodiment 1, a method for reducing the melting loss of manganese metal in a smelting process, comprising the steps of: (1) weighing metal manganese according to the required amount, placing the metal manganese into a metal belt, wrapping the metal manganese in the metal belt, adding a proper amount of metal returning material, compacting by using a packer, wherein the total mass of the metal belt and the returning material is 10-15 times of that of the metal manganese, and making into a packing block; (2) adding a small part of metal in the alloy into a smelting furnace for smelting, and adding the packaging block after the metal is completely molten; (3) after the addition of the block, the remaining metal is rapidly added for melting. The consumption of the manganese metal in the step (1) must be accurately calculated, and the lower limit is taken, so that the follow-up material supplement is convenient. The manganese metal of step (1) must be completely enclosed by the metal strip.
Example 2, in a method for reducing manganese metal melting loss in a smelting process according to example 1, the melting point of the metal strip of step (1) must be less than the melting point of manganese metal.
Example 3 in a method of reducing the melting loss of manganese metal in a smelting process according to example 1 or 2, the metal density added to the smelting furnace in step (2) must be greater than or equal to the density of the metal strip used for packing manganese metal.
Example 4, a method for reducing the melting loss of manganese metal in a smelting process according to any one of examples 1 to 3, wherein the amount of metal added to the smelting furnace in step (2) must cover the packed blocks.
Example 5, a method for reducing the melting loss of manganese metal in a smelting process according to any one of examples 1 to 4, wherein the amount of metal added to the smelting furnace in step (3) must be such that it covers the packed blocks.
Example 6. a method for reducing the melting loss of manganese metal during a melting process according to any one of examples 1 to 5, wherein 0.3 kg of manganese metal is taken, the manganese metal is wrapped with a copper strip, 3 kg of a copper metal return is added, and the mixture is compacted. Adding 3 kg of metal copper into the smelting furnace, and adding the packaging block after the metal copper is completely melted. Other metal materials required by smelting are rapidly added for smelting, so that the packed blocks are always covered by the materials in the smelting process. The alloy obtained after smelting is subjected to component detection, and the melting loss rate of the manganese metal is obviously lower than that of the manganese metal when the manganese metal is directly added.
Example 7 a method of reducing the melting loss of mn metal in a smelting process according to any one of examples 1 to 6, wherein 0.3 kg of mn metal is taken from an al strip, the mn metal is wrapped with the al strip, and then a suitable metal return is added and compacted. 3 kg of metal is added into the smelting furnace, and the packaging block is added after the metal is completely melted. Other metal materials required by smelting are rapidly added for smelting, so that the packed blocks are always covered by the materials in the smelting process. The alloy obtained after smelting is subjected to component detection, and the melting loss rate of the manganese metal is obviously lower than that of the manganese metal when the manganese metal is directly added.
The above description is only for the preferred embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution of the present invention and the inventive concept thereof within the scope of the present invention.
Claims (5)
1. A method for reducing the melting loss of metal manganese in the smelting process is characterized by comprising the following steps:
(1) weighing metal manganese according to the required amount, placing the metal manganese into a metal belt, wrapping the metal manganese in the metal belt, adding a proper amount of metal returning material, compacting by using a packer, wherein the total mass of the metal belt and the returning material is 10-15 times of that of the metal manganese, and making into a packing block;
(2) adding a small part of metal in the alloy into a smelting furnace for smelting, and adding the packaging block after the metal is completely molten;
(3) after the addition of the block, the remaining metal is rapidly added for melting.
2. The process according to claim 1, wherein the nickel-containing solution is purified by: the melting point of the metal strip of step (1) must be less than the melting point of manganese metal.
3. The process according to claim 1, wherein the nickel-containing solution is purified by: the metal density of the step (2) added into the smelting furnace must be more than or equal to the density of the metal belt used for packing the metal manganese.
4. The process according to claim 1, wherein the nickel-containing solution is purified by: the amount of metal added to the smelting furnace in said step (2) must cover the bale.
5. The process according to claim 1, wherein the nickel-containing solution is purified by: the amount of metal added to the smelting furnace in said step (3) must be such as to cover the bale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111656701.7A CN114293040A (en) | 2021-12-31 | 2021-12-31 | Method for reducing melting loss of manganese metal in smelting process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111656701.7A CN114293040A (en) | 2021-12-31 | 2021-12-31 | Method for reducing melting loss of manganese metal in smelting process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114293040A true CN114293040A (en) | 2022-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111656701.7A Pending CN114293040A (en) | 2021-12-31 | 2021-12-31 | Method for reducing melting loss of manganese metal in smelting process |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5339210A (en) * | 1976-09-22 | 1978-04-11 | Daido Steel Co Ltd | Producing method of high manganese alloy by plasma arc melting |
| CN102400003A (en) * | 2011-12-29 | 2012-04-04 | 哈尔滨东盛金属材料有限公司 | Pillow type aluminum alloy manganese additive |
| CN110106394A (en) * | 2019-05-15 | 2019-08-09 | 中色奥博特铜铝业有限公司 | A kind of Cu-Ni-Sn copper alloy foil and preparation method thereof |
| CN111910117A (en) * | 2020-07-15 | 2020-11-10 | 丁国旺 | Carbon and nitrogen alloying method for smelting high-strength stainless steel |
| CN113637863A (en) * | 2021-08-17 | 2021-11-12 | 重庆润际远东新材料科技股份有限公司 | Manganese additive for aluminum alloy and preparation method thereof |
-
2021
- 2021-12-31 CN CN202111656701.7A patent/CN114293040A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5339210A (en) * | 1976-09-22 | 1978-04-11 | Daido Steel Co Ltd | Producing method of high manganese alloy by plasma arc melting |
| CN102400003A (en) * | 2011-12-29 | 2012-04-04 | 哈尔滨东盛金属材料有限公司 | Pillow type aluminum alloy manganese additive |
| CN110106394A (en) * | 2019-05-15 | 2019-08-09 | 中色奥博特铜铝业有限公司 | A kind of Cu-Ni-Sn copper alloy foil and preparation method thereof |
| CN111910117A (en) * | 2020-07-15 | 2020-11-10 | 丁国旺 | Carbon and nitrogen alloying method for smelting high-strength stainless steel |
| CN113637863A (en) * | 2021-08-17 | 2021-11-12 | 重庆润际远东新材料科技股份有限公司 | Manganese additive for aluminum alloy and preparation method thereof |
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Application publication date: 20220408 |
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