CN109239275A - A kind of detection method of microwave plasma nozzle bronze powder - Google Patents
A kind of detection method of microwave plasma nozzle bronze powder Download PDFInfo
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- CN109239275A CN109239275A CN201811147799.1A CN201811147799A CN109239275A CN 109239275 A CN109239275 A CN 109239275A CN 201811147799 A CN201811147799 A CN 201811147799A CN 109239275 A CN109239275 A CN 109239275A
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- Prior art keywords
- bronze powder
- measured
- water
- microwave plasma
- water surface
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 86
- 238000001514 detection method Methods 0.000 title claims abstract description 38
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 44
- 239000011248 coating agent Substances 0.000 claims abstract description 14
- 238000000576 coating method Methods 0.000 claims abstract description 14
- 239000012188 paraffin wax Substances 0.000 claims abstract description 7
- 239000011521 glass Substances 0.000 claims description 15
- 239000000843 powder Substances 0.000 claims description 5
- 229910000906 Bronze Inorganic materials 0.000 claims description 3
- 239000010974 bronze Substances 0.000 claims description 3
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims 1
- 238000012216 screening Methods 0.000 claims 1
- 239000000126 substance Substances 0.000 abstract description 8
- 238000007873 sieving Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 8
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 6
- 229910052721 tungsten Inorganic materials 0.000 description 6
- 239000010937 tungsten Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- FFRBMBIXVSCUFS-UHFFFAOYSA-N 2,4-dinitro-1-naphthol Chemical compound C1=CC=C2C(O)=C([N+]([O-])=O)C=C([N+]([O-])=O)C2=C1 FFRBMBIXVSCUFS-UHFFFAOYSA-N 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000004519 grease Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000005357 flat glass Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000001020 plasma etching Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000005619 thermoelectricity Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0091—Powders
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
Abstract
The invention discloses a kind of detection methods of microwave plasma nozzle bronze powder, comprising: appearance detection, sieving detection, water-covering capacity detection method, the chemical detection of microwave plasma nozzle bronze powder.The invention discloses a kind of water-covering capacity detection methods of microwave plasma nozzle bronze powder, it include: the coated with paraffin on test container inner wall, then it is filled the water into test container, then bronze powder to be measured is uniformly dissipated and is spread on the test container water surface, the bronze powder to be measured accumulated on the water surface is dispersed on the water surface, the surface area for measuring bronze powder water surface coating to be measured calculates bronze powder water-covering capacity A to be measured；If A >=850cm2/ g, then bronze powder water-covering capacity to be measured is qualified；If A < 850cm2/ g, then bronze powder water-covering capacity to be measured is unqualified.
Description
Technical field
The present invention relates to microwave plasma technical field more particularly to a kind of microwave plasma nozzle bronze powders
Detection method.
Background technique
Low temperature plasma (temperature is 2000~50000K) is widely used at present, is industrially had become a kind of heavy
The process means wanted, such as cut with plasma arc, weld, spray；Manufacture various novel light sources and display；Thermoelectricity
The magnetohydrodynamic generator etc. directly converted.In chemical industry department, plasma chemistry has become a very active frontier.Micro-
Electronics industry, plasma etching and gas phase deposition applications obtain very extensive.
The plasma generated with microwave-excitation is known as microwave plasma.Microwave plasma is as an emerging skill
Art, ionization with higher and degree of decomposition can maintain plasma at high pressure, not have internal electrode, plasma
The advantages that device can keep long-life, the method that magnetic confinement can be used to constrain in plasma in the space of agreement.
Oxidation loss etc. due to high temperature can also occur in use and fail for the nozzle of microwave plasma.Therefore nozzle
Material is surface-treated.During long-term practice, we used a kind of tungsten surfaces to be sintered one layer of bronze powder of coating
Material manufacture nozzle, this material can bear high temperature and good microwave transmission efficiency.It can be burnt on tungsten surface
The bronze powder of knot coating has special technique requirement, and undesirable bronze powder is difficult to stable sintering and is attached to tungsten surface
's.
Summary of the invention
Technical problems based on background technology, the invention proposes a kind of microwave plasma nozzle bronze powders
Detection method, the bronze powder passed through through present invention detection, which very can be firmly sintered, is attached to tungsten material surface, in the microwave of 1000W
On plasma nozzle, service life is up to 6000 hours.
A kind of water-covering capacity detection method of microwave plasma nozzle bronze powder proposed by the present invention, including it is as follows
Step: the coated with paraffin on test container inner wall is then filled the water into test container, is then uniformly dissipated bronze powder to be measured and is spread on
On the test container water surface, the bronze powder to be measured accumulated on the water surface is dispersed on the water surface, measures bronze powder water surface coating to be measured
Surface area, calculate bronze powder water-covering capacity A to be measured according to following formula:
A=S/d
Wherein, S is the surface area of bronze powder water surface coating to be measured, cm2；D is the quality of bronze powder to be measured, g；
If A >=850cm2/ g, then bronze powder water-covering capacity to be measured is qualified；If A < 850cm2/ g, then bronze powder water to be measured
Face covering power is unqualified.
Preferably, test container is the rectangular vessel containing two glass sheets.
Preferably, the size of rectangular vessel is 50cm × 20cm × 10cm, and the size of glass plate is 50cm × 2~3cm.
Preferably, it is as follows that bronze powder to be measured is uniformly dissipated to the concrete operations being spread on the test container water surface: by two sheet glass
Plate forms limited area on the rectangular vessel water surface, and bronze powder to be measured is dissipated and is spread in limited area, then gradually movable glass
Plate makes bronze powder to be measured uniformly be paved with limited area always.
The detection method of a kind of microwave plasma nozzle bronze powder proposed by the present invention, comprising: appearance detection, sieving
It detects, water-covering capacity detection method, the chemical detection of above-mentioned microwave plasma nozzle bronze powder.
Preferably, in appearance detection process, bronze powder to be measured is free from admixture, the golden yellow toner without block group that one kind is carefully ground
End.
Preferably, during sieving detection, bronze powder to be measured should be able to be all by 650 mesh screens, and with 1500 mesh screens
Surplus must not exceed 20% after sieve.
Preferably, during chemical detection, bronze powder chemical component to be measured is as follows:
Copper: 88~90%,
Aluminium: 1.2%,
Surplus is zinc；
Impurity content (except grease and moisture moisture)≤0.5%, wherein iron content≤0.2%；
Fat content≤0.1%；
Moisture≤0.1%.
The bronze powder passed through through present invention detection, which very can be firmly sintered, is attached to tungsten material surface, in the microwave of 1000W
On plasma nozzle, service life is up to 6000 hours, to make nozzle obtained by tungsten surface sintering coating bronze powder that can hold
By high temperature, and it can get good microwave transmission efficiency.
Specific embodiment
In the following, technical solution of the present invention is described in detail by specific embodiment.
Embodiment 1
A kind of water-covering capacity detection method of microwave plasma nozzle bronze powder, includes the following steps: to test
Coated with paraffin on container inner wall, then fills the water into test container, then uniformly dissipates bronze powder to be measured and is spread on test container water
On face, the bronze powder to be measured accumulated on the water surface is dispersed on the water surface, measures the surface area of bronze powder water surface coating to be measured, root
Bronze powder water-covering capacity A to be measured is calculated according to following formula:
A=S/d
Wherein, S is the surface area of bronze powder water surface coating to be measured, cm2；D is the quality of bronze powder to be measured, g；
If A >=850cm2/ g, then bronze powder water-covering capacity to be measured is qualified；If A < 850cm2/ g, then bronze powder water to be measured
Face covering power is unqualified.
Embodiment 2
A kind of water-covering capacity detection method of microwave plasma nozzle bronze powder, includes the following steps: to test
Coated with paraffin on container inner wall, test container are the rectangular vessel containing two glass sheets, the size of rectangular vessel be 50cm ×
The size of 20cm × 10cm, glass plate are 50cm × 2~3cm, are then filled the water into test container, then that bronze powder to be measured is equal
Even dissipate is spread on the test container water surface, and the bronze powder to be measured accumulated on the water surface is dispersed on the water surface, bronze powder water to be measured is measured
The surface area of face coating calculates bronze powder water-covering capacity A to be measured according to following formula:
A=S/d
Wherein, S is the surface area of bronze powder water surface coating to be measured, cm2；D is the quality of bronze powder to be measured, g；
If A >=850cm2/ g, then bronze powder water-covering capacity to be measured is qualified；If A < 850cm2/ g, then bronze powder water to be measured
Face covering power is unqualified.
Wherein, it is as follows that bronze powder to be measured is uniformly dissipated to the concrete operations being spread on the test container water surface: by two glass sheets
Limited area is formed on the rectangular vessel water surface, bronze powder to be measured is dissipated and is spread in limited area, then gradually movable glass plate
Bronze powder to be measured is set uniformly to be paved with limited area always.
Embodiment 3
The detection method of a kind of microwave plasma nozzle bronze powder proposed by the present invention, comprising: appearance detection, sieving
Detection, water-covering capacity detection, chemical detection；
In appearance detection process, bronze powder to be measured is free from admixture, the golden yellow powder without block group that one kind is carefully ground.
During sieving detection, bronze powder to be measured should be able to be all by 650 mesh screens, and with surplus after 1500 mesh mesh screens
It must not exceed 20%.
In water-covering capacity detection process, to containing in rectangular vessel of the two panels having a size of 50cm × 2~3cm glass plate
The size of coated with paraffin on wall, rectangular vessel is 50cm × 20cm × 10cm, and glass pane surface is also coated with paraffin, then to rectangle
It is filled the water in container；Two glass sheets are formed into limited area on the rectangular vessel water surface, bronze powder to be measured is dissipated and is spread on restriction area
In domain, then gradually movable glass plate makes bronze powder to be measured uniformly be paved with limited area always, i.e., is paved in limited area to be measured
Bronze powder, tight measure the surface area of bronze powder water surface coating to be measured without powder accumulation, are calculated according to following formula to be measured
Bronze powder water-covering capacity A:
A=S/d
Wherein, S is the surface area of bronze powder water surface coating to be measured, cm2；D is the quality of bronze powder to be measured, g；
If A >=850cm2/ g, then bronze powder water-covering capacity to be measured is qualified；If A < 850cm2/ g, then bronze powder water to be measured
Face covering power is unqualified；
During chemical detection, bronze powder chemical component to be measured is as follows:
Copper: 88~90%,
Aluminium: 1.2%,
Surplus is zinc；
Impurity content (except grease and moisture moisture)≤0.5%, wherein iron content≤0.2%；
Fat content≤0.1%；
Moisture≤0.1%.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (5)
1. a kind of water-covering capacity detection method of microwave plasma nozzle bronze powder, which is characterized in that including walking as follows
Rapid: the coated with paraffin on test container inner wall is then filled the water into test container, is then uniformly dissipated bronze powder to be measured and is spread on survey
It tries that the bronze powder to be measured accumulated on the water surface is dispersed on the water surface, measures bronze powder water surface coating to be measured on the container water surface
Surface area calculates bronze powder water-covering capacity A to be measured according to following formula:
A=S/d
Wherein, S is the surface area of bronze powder water surface coating to be measured, cm2；D is the quality of bronze powder to be measured, g；
If A >=850cm2/ g, then bronze powder water-covering capacity to be measured is qualified；If A < 850cm2/ g, then the bronze powder water surface to be measured covers
Lid power is unqualified.
2. the water-covering capacity detection method of microwave plasma nozzle bronze powder, feature exist according to claim 1
In test container is the rectangular vessel containing two glass sheets.
3. the water-covering capacity detection method of microwave plasma nozzle bronze powder, feature exist according to claim 2
In the size of rectangular vessel is 50cm × 20cm × 10cm, and the size of glass plate is 50cm × 2~3cm.
4. the water-covering capacity detection method of any one of -3 microwave plasma nozzle bronze powders according to claim 1,
It is characterized in that, it is as follows that bronze powder to be measured is uniformly dissipated to the concrete operations being spread on the test container water surface: two glass sheets are existed
Limited area is formed on the rectangular vessel water surface, bronze powder to be measured is dissipated and is spread in limited area, then gradually movable glass plate makes
Bronze powder to be measured is uniformly paved with limited area always.
5. a kind of detection method of microwave plasma nozzle bronze powder characterized by comprising screening is crossed in appearance detection
It surveys, the water-covering capacity detection method of microwave plasma nozzle bronze powder, chemistry inspection as described in claim any one of 1-4
It surveys.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811147799.1A CN109239275A (en) | 2018-09-29 | 2018-09-29 | A kind of detection method of microwave plasma nozzle bronze powder |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811147799.1A CN109239275A (en) | 2018-09-29 | 2018-09-29 | A kind of detection method of microwave plasma nozzle bronze powder |
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| Publication Number | Publication Date |
|---|---|
| CN109239275A true CN109239275A (en) | 2019-01-18 |
Family
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|---|---|---|---|
| CN201811147799.1A Pending CN109239275A (en) | 2018-09-29 | 2018-09-29 | A kind of detection method of microwave plasma nozzle bronze powder |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4318747A (en) * | 1979-06-08 | 1982-03-09 | Asahi Kasei Kogyo Kabushiki Kaisha | Metal flake pigment and method of preparing the same |
| JP2000291984A (en) * | 1999-04-05 | 2000-10-20 | Shimizu Corp | Water surface shielded material for heat storage tank |
| CN101252804A (en) * | 2008-03-10 | 2008-08-27 | 宁波广博纳米材料有限公司 | Nozzle of plasma gun |
| CN101578339A (en) * | 2006-12-22 | 2009-11-11 | 埃卡特有限公司 | Thin aluminium pigments having a narrow thickness distribution, method for producing same, and use of aluminium pigments |
| CN201757751U (en) * | 2010-07-29 | 2011-03-09 | 西安理工大学 | Water surface covering force instrument |
| CN104470656A (en) * | 2012-07-18 | 2015-03-25 | 福田金属箔粉工业株式会社 | Ultrathin flake-type silver powder and manufacturing method therefor |
| CN104493155A (en) * | 2014-12-12 | 2015-04-08 | 铜陵国传电子材料科技有限公司 | Manufacturing method of CuSn10 alloy bronze powder |
-
2018
- 2018-09-29 CN CN201811147799.1A patent/CN109239275A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4318747A (en) * | 1979-06-08 | 1982-03-09 | Asahi Kasei Kogyo Kabushiki Kaisha | Metal flake pigment and method of preparing the same |
| JP2000291984A (en) * | 1999-04-05 | 2000-10-20 | Shimizu Corp | Water surface shielded material for heat storage tank |
| CN101578339A (en) * | 2006-12-22 | 2009-11-11 | 埃卡特有限公司 | Thin aluminium pigments having a narrow thickness distribution, method for producing same, and use of aluminium pigments |
| CN101252804A (en) * | 2008-03-10 | 2008-08-27 | 宁波广博纳米材料有限公司 | Nozzle of plasma gun |
| CN201757751U (en) * | 2010-07-29 | 2011-03-09 | 西安理工大学 | Water surface covering force instrument |
| CN104470656A (en) * | 2012-07-18 | 2015-03-25 | 福田金属箔粉工业株式会社 | Ultrathin flake-type silver powder and manufacturing method therefor |
| CN104493155A (en) * | 2014-12-12 | 2015-04-08 | 铜陵国传电子材料科技有限公司 | Manufacturing method of CuSn10 alloy bronze powder |
Non-Patent Citations (1)
| Title |
|---|
| 赵麦群 等: "凹印用铜金粉的物理性能", 《中国有色金属学报》 * |
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Application publication date: 20190118 |