CN110369912B - Application of calcined potassium (sodium) feldspar in welding rod or flux-cored wire material - Google Patents
Application of calcined potassium (sodium) feldspar in welding rod or flux-cored wire material Download PDFInfo
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- CN110369912B CN110369912B CN201910720137.7A CN201910720137A CN110369912B CN 110369912 B CN110369912 B CN 110369912B CN 201910720137 A CN201910720137 A CN 201910720137A CN 110369912 B CN110369912 B CN 110369912B
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- albite
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/02—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by mechanical features, e.g. shape
- B23K35/0255—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by mechanical features, e.g. shape for use in welding
- B23K35/0261—Rods, electrodes, wires
- B23K35/0266—Rods, electrodes, wires flux-cored
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/40—Making wire or rods for soldering or welding
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- Manufacture And Refinement Of Metals (AREA)
- Nonmetallic Welding Materials (AREA)
Abstract
The invention provides application of calcined potassium (sodium) feldspar in a welding rod or flux-cored wire material, and relates to the technical field of feldspar crude ore processing application. The application of the calcined potassium (sodium) feldspar in welding rods or flux-cored wire materials comprises the following processing steps: firstly, selecting raw potassium (sodium) feldspar ore with qualified index content, cleaning the raw potassium (sodium) feldspar ore, removing impurities on the surface of the raw potassium (sodium) feldspar ore, and then drying or naturally air-drying the raw potassium (sodium) feldspar ore; putting the pretreated potassium (sodium) feldspar crude ore into crushing equipment, so that the granularity of the potassium (sodium) feldspar crude ore is controlled to be between 250 and 270 mu m. The calcined potassium (sodium) feldspar crude ore is calcined to improve the flowability of materials, so that various materials can be uniformly mixed together, the calcined potassium (sodium) feldspar can improve the quality of a welding rod or a flux-cored wire and a high-end welding structure, and the calcined potassium (sodium) feldspar is particularly obvious when used in a low-temperature welding structure.
Description
Technical Field
The invention relates to the technical field of feldspar crude ore processing application, in particular to application of calcined potassium (sodium) feldspar in a welding rod or flux-cored wire material.
Background
Feldspar is a silicate mineral containing potassium framework structure, has long melting interval time and good chemical stability, and is widely used as a raw material for glass, ceramics, chemical industry, abrasive tools, glass fibers, welding electrodes and other industries; the feldspar raw material accounts for more than 50% of the whole raw material formula of the ceramic glaze, the polished tile and the sanitary porcelain, the quality of the feldspar raw material directly influences the quality grade of the ceramic and glass products, and the technical indexes for evaluating the quality of the feldspar products mainly comprise Fe content and K2O and Na2O content.
At present, potassium (sodium) feldspar is often applied to high-end welding rods or flux-cored wire materials, but the original potassium (sodium) feldspar mineral contains a part of crystal water, and hydrogen elements and moisture in the crystal water influence the welding quality of a high-end welding structure, and particularly the welding of the high-end welding structure is obvious when the potassium (sodium) feldspar mineral is applied to low-temperature structure welding.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the application of calcined potassium (sodium) feldspar in welding rods or flux-cored wire materials, and solves the problem that the original potassium (sodium) feldspar mineral contains a part of crystal water, and hydrogen elements and moisture in the crystal water influence the welding quality of a high-end welding structure, and particularly the problem that the calcined potassium (sodium) feldspar is obviously used for low-temperature structure welding.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the application of calcined potassium (sodium) feldspar in a welding rod or a flux-cored wire material, wherein the potassium (sodium) feldspar crude ore comprises the following processing steps:
a. pretreatment: firstly, selecting raw potassium (sodium) feldspar ore with qualified index content, cleaning the raw potassium (sodium) feldspar ore, removing impurities such as clay, fine mud, mica and the like on the surface of the raw potassium (sodium) feldspar ore, and then drying or naturally air-drying the raw potassium (sodium) feldspar ore;
b. crushing treatment: putting the pretreated potassium (sodium) feldspar crude ore into crushing equipment, controlling the granularity of the potassium (sodium) feldspar crude ore to be between 250 and 270 mu m after crushing and screening, then taking out the crushed potassium (sodium) feldspar crude ore, cleaning the crushed potassium (sodium) feldspar crude ore again, removing secondary slime of the potassium (sodium) feldspar crude ore, and finally drying or naturally air-drying the crushed potassium (sodium) feldspar crude ore;
c. calcining treatment: putting the crushed raw potassium (sodium) feldspar ore particles into a kiln for calcination, controlling the temperature in the kiln to be 870-;
d. detection treatment: detecting the moisture content of the calcined potassium (sodium) feldspar crude ore particles at 1000 ℃, controlling the moisture content to be qualified at 500ppm, and sending the unqualified crude ore particles into a kiln for continuous calcination.
Preferably, the crushing device is one of a cone crusher, a hammer crusher and an impact crusher.
Preferably, the kiln is one of a tunnel kiln, a shuttle kiln and a rotary kiln.
Preferably, the calcined potassium (sodium) feldspar is applied to a welding rod or a flux-cored wire material.
The working principle is as follows: when the method is used, the potassium (sodium) feldspar crude ore with qualified index content is selected, the potassium (sodium) feldspar crude ore is cleaned, impurities such as clay, fine mud and mica on the surface of the potassium (sodium) feldspar crude ore are removed, and then the potassium (sodium) feldspar crude ore is dried or naturally air-dried; putting the pretreated potassium (sodium) feldspar crude ore into crushing equipment, controlling the granularity of the potassium (sodium) feldspar crude ore to be between 250 and 270 mu m after crushing and screening, then taking out the crushed potassium (sodium) feldspar crude ore, cleaning the crushed potassium (sodium) feldspar crude ore again, removing secondary slime of the potassium (sodium) feldspar crude ore, and finally drying or naturally air-drying the crushed potassium (sodium) feldspar crude ore; putting the crushed raw potassium (sodium) feldspar ore particles into a kiln for calcination, controlling the temperature in the kiln to be 870-; detecting the moisture content of the calcined potassium (sodium) feldspar crude ore particles at 1000 ℃, controlling the moisture content to be qualified at 500ppm, and sending the unqualified crude ore particles into a kiln for continuous calcination.
(III) advantageous effects
The invention provides application of calcined potassium (sodium) feldspar in welding rods or flux-cored wire materials. The method has the following beneficial effects:
1. the calcined potassium (sodium) feldspar is applied to welding rods or flux-cored wire materials, the potassium (sodium) feldspar crude ore is calcined, the flowability of materials is improved, various materials can be uniformly put into the potassium (sodium) feldspar crude ore and mixed together, the calcined potassium (sodium) feldspar can improve the quality of the welding rods or the flux-cored wires, the quality of a high-end welding structure is improved, and the calcined potassium (sodium) feldspar is particularly obvious when used in a low-temperature welding structure.
2. The application of the calcined potassium (sodium) feldspar in welding rods or flux-cored wire materials reduces the content of iron in the potassium (sodium) feldspar crude ore and improves the content of potassium and sodium by reasonably processing the potassium (sodium) feldspar crude ore.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to a plurality of 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 of the 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.
The first embodiment is as follows:
the embodiment of the invention provides application of calcined potassium (albite) in a welding rod or a flux-cored wire material, wherein the potassium (albite) raw ore comprises the following processing steps:
a. pretreatment: firstly, selecting raw potassium (sodium) feldspar ore with qualified index content, cleaning the raw potassium (sodium) feldspar ore, removing impurities such as clay, fine mud, mica and the like on the surface of the raw potassium (sodium) feldspar ore, and then drying or naturally air-drying the raw potassium (sodium) feldspar ore;
b. crushing treatment: putting the pretreated potassium (sodium) feldspar crude ore into crushing equipment, controlling the granularity of the potassium (sodium) feldspar crude ore to be 250um after crushing and screening, then taking out the crushed potassium (sodium) feldspar crude ore, cleaning the crushed potassium (sodium) feldspar crude ore again, removing secondary slime of the potassium (sodium) feldspar crude ore, and finally drying or naturally air-drying the crushed potassium (sodium) feldspar crude ore;
c. calcining treatment: putting the crushed potassium (sodium) feldspar crude ore particles into a kiln for calcining, controlling the temperature in the kiln to 870, and ensuring that the crude ore particles are uniformly laid when the potassium (sodium) feldspar crude ore particles enter the kiln so as to be uniformly heated;
d. detection treatment: detecting the moisture content of the calcined potassium (sodium) feldspar crude ore particles at 1000 ℃, controlling the moisture content to be qualified at 500ppm, and sending the unqualified crude ore particles into a kiln for continuous calcination.
The crushing equipment is one of a cone crusher, a hammer crusher and an impact crusher, the kiln is one of a tunnel kiln, a shuttle kiln and a rotary kiln, and calcined potassium (sodium) feldspar is applied to welding rods or flux-cored wire materials.
Example two:
the embodiment of the invention provides application of calcined potassium (albite) in a welding rod or a flux-cored wire material, wherein the potassium (albite) raw ore comprises the following processing steps:
a. pretreatment: firstly, selecting raw potassium (sodium) feldspar ore with qualified index content, cleaning the raw potassium (sodium) feldspar ore, removing impurities such as clay, fine mud, mica and the like on the surface of the raw potassium (sodium) feldspar ore, and then drying or naturally air-drying the raw potassium (sodium) feldspar ore;
b. crushing treatment: putting the pretreated potassium (sodium) feldspar crude ore into crushing equipment, controlling the granularity of the potassium (sodium) feldspar crude ore to be 260 mu m after crushing and screening, then taking out the crushed potassium (sodium) feldspar crude ore, cleaning the crushed potassium (sodium) feldspar crude ore again, removing secondary slime of the potassium (sodium) feldspar crude ore, and finally drying or naturally air-drying the crushed potassium (sodium) feldspar crude ore;
c. calcining treatment: putting the crushed potassium (sodium) feldspar crude ore particles into a kiln for calcining, controlling the temperature in the kiln to be 925 ℃, and ensuring that the crude ore particles are uniformly laid when entering the kiln so as to be uniformly heated;
d. detection treatment: detecting the moisture content of the calcined potassium (sodium) feldspar crude ore particles at 1000 ℃, controlling the moisture content to be qualified at 500ppm, and sending the unqualified crude ore particles into a kiln for continuous calcination.
The crushing equipment is one of a cone crusher, a hammer crusher and an impact crusher, the kiln is one of a tunnel kiln, a shuttle kiln and a rotary kiln, and calcined potassium (sodium) feldspar is applied to welding rods or flux-cored wire materials.
Example three:
the embodiment of the invention provides application of calcined potassium (albite) in a welding rod or a flux-cored wire material, wherein the potassium (albite) raw ore comprises the following processing steps:
a. pretreatment: firstly, selecting raw potassium (sodium) feldspar ore with qualified index content, cleaning the raw potassium (sodium) feldspar ore, removing impurities such as clay, fine mud, mica and the like on the surface of the raw potassium (sodium) feldspar ore, and then drying or naturally air-drying the raw potassium (sodium) feldspar ore;
b. crushing treatment: putting the pretreated potassium (sodium) feldspar crude ore into crushing equipment, controlling the granularity of the potassium (sodium) feldspar crude ore to be 270 mu m after crushing and screening, then taking out the crushed potassium (sodium) feldspar crude ore, cleaning the crushed potassium (sodium) feldspar crude ore again, removing secondary slime of the potassium (sodium) feldspar crude ore, and finally drying or naturally air-drying the crushed potassium (sodium) feldspar crude ore;
c. calcining treatment: putting the crushed potassium (sodium) feldspar crude ore particles into a kiln for calcining, controlling the temperature in the kiln to be 980 ℃, and ensuring that the crude ore particles are uniformly laid when the potassium (sodium) feldspar crude ore particles enter the kiln so as to be uniformly heated;
d. detection treatment: detecting the moisture content of the calcined potassium (sodium) feldspar crude ore particles at 1000 ℃, controlling the moisture content to be qualified at 500ppm, and sending the unqualified crude ore particles into a kiln for continuous calcination.
The crushing equipment is one of a cone crusher, a hammer crusher and an impact crusher, the kiln is one of a tunnel kiln, a shuttle kiln and a rotary kiln, and calcined potassium (sodium) feldspar is applied to welding rods or flux-cored wire materials.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The application of the calcined potassium/albite in welding rods or flux-cored wire materials is characterized in that: the potassium/albite raw ore comprises the following processing steps:
a, pretreatment: firstly, selecting raw potassium/albite with qualified index content, cleaning the raw potassium/albite to remove clay, fine mud and mica impurities on the surface of the raw potassium/albite, and then drying or naturally air-drying the raw potassium/albite;
b, crushing treatment: putting the pretreated potassium/albite raw ore into crushing equipment, controlling the granularity of the potassium/albite raw ore to be between 250 and 270 mu m after crushing and screening, then taking out the crushed potassium/albite raw ore, cleaning the crushed potassium/albite raw ore again to remove secondary slime of the potassium/albite raw ore, and finally drying or naturally air-drying the crushed potassium/albite raw ore;
c, calcining treatment: putting the crushed potassium/albite raw ore particles into a kiln for calcination, controlling the temperature in the kiln to be 870-one 980 ℃, and ensuring that the raw ore particles are uniformly laid when entering the kiln so as to be uniformly heated;
d, detection treatment: detecting the moisture content of the calcined potassium/albite raw ore particles at 1000 ℃, controlling the moisture content to be qualified at 500ppm, and sending the unqualified raw ore particles into a kiln for continuous calcination.
2. The use of calcined potassium/albite in welding electrodes or flux cored wire materials as claimed in claim 1, wherein: the crushing equipment is one of a cone crusher, a hammer crusher and a counterattack crusher.
3. The use of calcined potassium/albite in welding electrodes or flux cored wire materials as claimed in claim 1, wherein: the kiln is one of a tunnel kiln, a shuttle kiln and a rotary kiln.
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| CN201910720137.7A CN110369912B (en) | 2019-08-06 | 2019-08-06 | Application of calcined potassium (sodium) feldspar in welding rod or flux-cored wire material |
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| CN110369912B true CN110369912B (en) | 2021-11-19 |
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|---|---|---|---|---|
| JPH01234321A (en) * | 1988-03-15 | 1989-09-19 | Tokai Kogyo Kk | Production and use of hydrophilic feldspar |
| CN1087557A (en) * | 1992-12-04 | 1994-06-08 | 万世胜 | Concentration method for removing iron from potash feldspar |
| CN107098735A (en) * | 2017-06-16 | 2017-08-29 | 包头市盐湖镁钾有限公司 | A kind of high-temperature activation potassium feldspar and preparation method thereof |
| CN108546104A (en) * | 2018-05-02 | 2018-09-18 | 乐山市南联环资科技有限责任公司 | It is a kind of to produce the technique that ceramics use potassium feldspar fine powder using potash feldspar tailings |
| CN109354031A (en) * | 2018-10-23 | 2019-02-19 | 贺州市骏鑫矿产品有限责任公司 | A kind of production method of potassium feldspar |
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- 2019-08-06 CN CN201910720137.7A patent/CN110369912B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01234321A (en) * | 1988-03-15 | 1989-09-19 | Tokai Kogyo Kk | Production and use of hydrophilic feldspar |
| CN1087557A (en) * | 1992-12-04 | 1994-06-08 | 万世胜 | Concentration method for removing iron from potash feldspar |
| CN107098735A (en) * | 2017-06-16 | 2017-08-29 | 包头市盐湖镁钾有限公司 | A kind of high-temperature activation potassium feldspar and preparation method thereof |
| CN108546104A (en) * | 2018-05-02 | 2018-09-18 | 乐山市南联环资科技有限责任公司 | It is a kind of to produce the technique that ceramics use potassium feldspar fine powder using potash feldspar tailings |
| CN109354031A (en) * | 2018-10-23 | 2019-02-19 | 贺州市骏鑫矿产品有限责任公司 | A kind of production method of potassium feldspar |
Non-Patent Citations (1)
| Title |
|---|
| 安徽某长石矿精选工艺试验研究;邹小玲等;《中国陶瓷》;20151130;第51卷(第11期);第71-74页 * |
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