CN113546729B - Silicon carbide micro powder grinding device - Google Patents
Silicon carbide micro powder grinding device Download PDFInfo
- Publication number
- CN113546729B CN113546729B CN202110998840.1A CN202110998840A CN113546729B CN 113546729 B CN113546729 B CN 113546729B CN 202110998840 A CN202110998840 A CN 202110998840A CN 113546729 B CN113546729 B CN 113546729B
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- silicon carbide
- medium
- grinding
- driving motor
- micro powder
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- 229910010271 silicon carbide Inorganic materials 0.000 title claims abstract description 122
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 title claims abstract description 113
- 238000000227 grinding Methods 0.000 title claims abstract description 75
- 239000000843 powder Substances 0.000 title claims abstract description 49
- 239000002245 particle Substances 0.000 claims description 28
- 239000000463 material Substances 0.000 claims description 24
- 238000003756 stirring Methods 0.000 claims description 17
- 238000001514 detection method Methods 0.000 claims description 11
- 238000002156 mixing Methods 0.000 claims description 9
- 238000012986 modification Methods 0.000 claims description 4
- 230000004048 modification Effects 0.000 claims description 4
- 238000012216 screening Methods 0.000 claims description 4
- 230000007306 turnover Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000001276 controlling effect Effects 0.000 description 19
- 230000000694 effects Effects 0.000 description 5
- 235000019580 granularity Nutrition 0.000 description 5
- 238000012545 processing Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009469 supplementation Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/10—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls with one or a few disintegrating members arranged in the container
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/16—Mills in which a fixed container houses stirring means tumbling the charge
- B02C17/163—Stirring means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/18—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/18—Details
- B02C17/1805—Monitoring devices for tumbling mills
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/18—Details
- B02C17/1815—Cooling or heating devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/18—Details
- B02C17/183—Feeding or discharging devices
- B02C17/186—Adding fluid, other than for crushing by fluid energy
- B02C17/1875—Adding fluid, other than for crushing by fluid energy passing gas through crushing zone
- B02C17/1885—Adding fluid, other than for crushing by fluid energy passing gas through crushing zone the applied gas acting to effect material separation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/18—Details
- B02C17/20—Disintegrating members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C25/00—Control arrangements specially adapted for crushing or disintegrating
Abstract
The invention discloses a silicon carbide micro powder grinding device and a use method thereof, and belongs to the technical field of silicon carbide micro powder production.
Description
Technical Field
The invention relates to the technical field of silicon carbide micro powder production, in particular to a silicon carbide micro powder grinding device.
Background
The existing ball mill mixes the silicon carbide micro powder with the particle size up to standard and the silicon carbide micro powder with the particle size not up to standard together after grinding for a period of time, and finally, the silicon carbide micro powder is required to be screened during discharging, so that the grinding effect is not good enough, meanwhile, the grinding effect is adjusted by controlling the rotating speed of the grinding equipment and the grinding time in the grinding process, operators often control subjectivity according to experience, the problem that the grinding is too much or insufficient often occurs, and the product quality is affected.
Disclosure of Invention
According to the silicon carbide micro powder grinding device, silicon carbide micro powder to be processed is ground for many times by utilizing silicon carbide media with various particle sizes through automatic control, so that the silicon carbide micro powder can be fully crushed, the crushed silicon carbide micro powder can be modified, and the processing quality of subsequent products can be effectively improved.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
the utility model provides a carborundum miropowder grinder, includes the grinding jar, install the (mixing) shaft in the grinding jar, install a plurality of evenly distributed's stirring vane on the (mixing) shaft, (mixing) shaft one end passes the grinding jar is connected with driving motor, grinding jar upper portion is equipped with the feed inlet that realizes the material business turn over, the grinding jar bottom is equipped with the bin outlet, is close to the bin outlet be equipped with the feed inlet on the grinding jar lateral wall, the feed inlet is connected with the material way pipe, install the fan that is used for screening carborundum miropowder on the material way pipe, between fan and the grinding jar a plurality of medium storage tanks have been parallelly connected on the material way pipe, the difference the carborundum medium that the particle diameter is different is stored in the medium storage tank, the control box is installed to grinding jar one side, install control panel on the control box.
Preferably, a solenoid valve is arranged between the medium storage tank and the air inlet pipe for communication, and the solenoid valve is electrically connected with the control box.
Preferably, the driving motor is a servo motor.
Preferably, a granularity detection device is arranged in the grinding tank, a flowmeter is arranged on the electromagnetic valve, and the granularity detection device and the flowmeter are electrically connected with the control box.
Preferably, the medium storage tanks are provided with three medium storage tanks, and the medium storage tanks respectively store a silicon carbide medium I, a silicon carbide medium II and a silicon carbide medium III.
Preferably, the upper part of the grinding tank is in an inverted cone shape.
The application method of the silicon carbide micro powder grinding device comprises the following steps:
s1: preparing materials, namely storing silicon carbide media I, silicon carbide media II and silicon carbide media III with different particle diameters in different medium storage tanks, and storing silicon carbide micro powder to be treated in the grinding tank;
s2: the method comprises the steps of performing primary crushing, setting the volume of a first silicon carbide medium entering a grinding tank by using a control panel, controlling a fan to guide the first silicon carbide medium into the grinding tank by using a control box, controlling a driving motor to work by using the control box, driving a stirring shaft to work at a rotating speed of 1000-1200r/min by using the driving motor, stopping the driving motor to work after the driving motor works for 10-15min, and finishing primary crushing of the silicon carbide micro powder;
s3: setting the volume of a second silicon carbide medium entering the grinding tank by using a control panel, wherein the proportion of the second silicon carbide medium to the first crushed silicon carbide micro powder is 1:12, controlling a fan by using a control box to realize that the second silicon carbide medium is led into the grinding tank, controlling a driving motor to work by using the control box, driving a stirring shaft to work at a rotating speed of 1000-1200r/min by using the driving motor, stopping the driving motor to work after working for 10-15min, and finishing the secondary crushing of the silicon carbide micro powder;
s4: modifying, namely setting the volume of a third silicon carbide medium entering the grinding tank by using a control panel, wherein the proportion of the third silicon carbide medium to the secondarily crushed silicon carbide micro powder is 1:10, controlling a fan by using a control box to realize that the third silicon carbide medium is led into the grinding tank, controlling a driving motor to work by using the control box, driving a stirring shaft to work at a rotating speed of 1000-1200r/min by using the driving motor, stopping the driving motor to work after the stirring shaft works for 10-15min, and then repeatedly detecting the particle size;
s5: detecting for three times, controlling a particle size detection device by using a control box to detect the particle size of the silicon carbide particles after the step S4, if the detection is qualified, carrying out the next step, if the detection is unqualified, continuously and repeatedly driving a motor to drive a stirring shaft to work at a rotating speed of 1000-1200r/min, and stopping the driving motor to work after the operation is carried out for 10-15min, so as to finish the repair of the silicon carbide micro powder;
s6: and (3) separating and packaging products, wherein a control box is used for controlling a fan to work, and the silicon carbide particles generated in the step (S5) are blown to be separated by controlling the power of the fan, so that the silicon carbide micro powder meeting the particle size requirement is discharged through a material outlet under the driving of wind power, and then the products discharged from the material outlet are packaged.
Preferably, the particle sizes of the silicon carbide medium I, the silicon carbide medium II and the silicon carbide medium III are gradually reduced.
The beneficial effects of the invention are as follows:
1. according to the invention, silicon carbide micro powder to be treated is ground for multiple times by utilizing silicon carbide media with multiple particle sizes, so that the silicon carbide micro powder can be fully crushed, the crushed silicon carbide micro powder can be modified, and the processing quality of subsequent products can be effectively improved;
2. according to the invention, through the adjustment of the rotating speed of the rotating shaft, the control of the rotating time of the rotating shaft and the mutual supplementation of silicon carbide media with different granularities, the crushing and repairing effects of the silicon carbide micro powder can be fully ensured, and the problems of over-grinding or insufficient grinding of the silicon carbide micro powder are avoided;
3. according to the invention, the fan is matched with the tank body, so that not only can the separation of silicon carbide micro powder with different particle diameters be realized by utilizing wind energy, but also the heat dissipation efficiency of the mixture of the silicon carbide micro powder and the silicon carbide medium in the tank body can be accelerated by utilizing the flow of gas, and the grinding effect of the mixture in the tank body is prevented from being influenced by high temperature;
4. according to the invention, through the mode of combining wind power screening and stirring grinding, the granularity control accuracy of the silicon carbide particles can be improved, and the separation of the silicon carbide particles with different granularities is convenient.
Drawings
Fig. 1 is a schematic diagram of the overall structure of a silicon carbide micropowder grinding device according to the invention.
In the figure: 1-grinding tank, 2-material port, 3-material outlet, 4-material inlet, 5-material channel pipe, 6-fan, 7-medium storage tank, 8-control box and 9-electromagnetic valve.
Detailed Description
The present invention is further described below with reference to the accompanying drawings for the convenience of understanding by those skilled in the art.
The utility model provides a carborundum miropowder grinder as shown in figure 1, including grinding jar 1, install the (mixing) shaft in the grinding jar 1, install a plurality of evenly distributed's stirring vane on the (mixing) shaft, stirring shaft one end is passed grinding jar 1 is connected with driving motor, driving motor establishes to servo motor, can realize the automatically regulated of (mixing) shaft rotational speed, grinding jar 1 upper portion is equipped with the feed inlet 2 that realizes the material business turn over, grinding jar 1 bottom is equipped with bin outlet 3, is close to bin outlet 3 be equipped with feed inlet 4 on grinding jar 1 lateral wall, feed inlet 4 is connected with material channel pipe 5, install on the material channel pipe 5 be used for screening carborundum miropowder fan 6, between fan 6 and the grinding jar 1 connect in parallel on the material channel pipe 5 a plurality of medium storage tanks 7, different the carborundum medium that stores the particle diameter is different in the medium storage tank 7, install control box 8 on one side of grinding jar 1, install control panel on the control box 8, be equipped with between medium storage tank 7 and 9, be equipped with the feed inlet 9 and be connected with the electromagnetic valve, the electromagnetic valve with the electromagnetic valve is connected with the electromagnetic valve, the automatic control device is realized to the size, the automatic control device is connected with the electromagnetic valve, and the electromagnetic valve is connected with the control device, and the electromagnetic valve is connected with the electromagnetic valve is realized, and the grinding device is connected with the electromagnetic valve and the control device through the control device.
The three medium storage tanks 7 are respectively used for storing a silicon carbide medium I, a silicon carbide medium II and a silicon carbide medium III, the silicon carbide medium I, the silicon carbide medium II and the silicon carbide medium III are sequentially added into the grinding tank 1, and silicon carbide micro powder to be treated is ground for multiple times by utilizing the silicon carbide mediums with various particle sizes, so that the silicon carbide micro powder can be fully crushed, the shape modification of the crushed silicon carbide micro powder can be realized, and the processing quality of subsequent products can be effectively improved.
The upper part of the grinding tank 1 is designed into an inverted cone shape, and the material port 2 is positioned at the center of the inverted cone shape of the upper part of the grinding tank 1, so that the blown silicon carbide micro powder can be conveniently collected.
The application method of the silicon carbide micro powder grinding device is characterized by comprising the following steps of:
s1: preparing materials, namely storing silicon carbide media I, silicon carbide media II and silicon carbide media III with different particle diameters in different medium storage tanks 7, and introducing silicon carbide micro powder to be treated into the grinding tank 1 through the material port 2;
s2: the method comprises the steps of crushing at one time, setting the volume of a first silicon carbide medium entering a grinding tank by using a control panel, controlling a fan to guide the first silicon carbide medium into the grinding tank 1 by using a control box 8, controlling a driving motor to work by using the control box 8, driving a stirring shaft to work at a rotating speed of 1000-1200r/min by using the driving motor, stopping the driving motor to work after the driving motor works for 10-15min, and finishing the primary crushing of the silicon carbide micro powder;
s3: setting the volume of a second silicon carbide medium which enters the grinding tank 1 by using a control panel, wherein the proportion of the second silicon carbide medium to the first silicon carbide micro powder which is crushed is 1:12, controlling a fan by using a control box 8 to realize that the second silicon carbide medium is led into the grinding tank 1, controlling a driving motor to work by using the control box 8, driving a stirring shaft to work at a rotating speed of 1000-1200r/min by using the driving motor, stopping the driving motor to work after working for 10-15min, and finishing the secondary crushing of the silicon carbide micro powder;
s4: setting the volume of a third silicon carbide medium entering the grinding tank 1 by using a control panel, wherein the proportion of the third silicon carbide medium to the secondarily crushed silicon carbide micro powder is 1:10, controlling a fan by using a control box 8 to realize that the third silicon carbide medium is led into the grinding tank, then controlling a driving motor to work by using the control box 8, driving a stirring shaft to work at a rotating speed of 1000-1200r/min by using the driving motor, stopping the driving motor to work after working for 10-15min, and finishing the modification of the silicon carbide micro powder;
s5: detecting for three times, controlling a particle size detection device by using a control box 8 to detect the particle size of the silicon carbide particles after the step S4, if the detection is qualified, carrying out the next step, if the detection is not qualified, continuing to repeatedly drive a motor to drive a stirring shaft to work at a rotating speed of 1000-1200r/min, stopping the operation of the motor after the operation is carried out for 10-15min, and then repeatedly carrying out the particle size detection;
s6: and (3) separating and packaging products, wherein a control box 8 is used for controlling a fan 6 to work, and silicon carbide particles generated in the step (S5) are blown and separated by controlling the power of the fan 6, so that silicon carbide micro powder meeting the particle size requirement is discharged through a material port 2 under the driving of wind power, and then the products discharged from the material port 2 are packaged.
The particle sizes of the silicon carbide medium I, the silicon carbide medium II and the silicon carbide medium III are gradually reduced, the appearance gradually tends to be spherical, the silicon carbide micro powder to be ground can be fully contacted with the grinding medium, and the grinding effect is ensured.
The foregoing is merely illustrative and explanatory of the invention, as it is well within the scope of the invention as claimed, as it relates to various modifications, additions and substitutions for those skilled in the art, without departing from the inventive concept and without departing from the scope of the invention as defined in the accompanying claims.
Claims (2)
1. The utility model provides a carborundum miropowder grinder, its characterized in that, includes the grinding jar, install the (mixing) shaft in the grinding jar, install a plurality of evenly distributed stirring vane on the (mixing) shaft, (mixing) shaft one end is passed the grinding jar is connected with driving motor, grinding jar upper portion is equipped with the feed inlet that realizes the material business turn over, the grinding jar bottom is equipped with the bin outlet, is close to the bin outlet be equipped with the feed inlet on the grinding jar lateral wall, the feed inlet is connected with the material pipe, install the fan that is used for screening carborundum miropowder on the material pipe, fan and grinding jar between the material pipe is gone up and is connected with a plurality of medium storage tanks in parallel, different the storage has the carborundum medium that the particle diameter is different in the medium storage tank, the control box is installed to grinding jar one side, install control panel on the control box;
the medium storage tank is communicated with the air inlet pipe through an electromagnetic valve, and the electromagnetic valve is electrically connected with the control box;
the grinding tank is internally provided with a granularity detection device, the electromagnetic valve is provided with a flowmeter, and the granularity detection device and the flowmeter are electrically connected with the control box;
the medium storage tank is provided with three medium storage tanks, which are respectively used for storing silicon carbide medium I, silicon carbide medium II and silicon carbide medium III, the silicon carbide micro powder to be treated is stored in the grinding tank, the particle sizes of the silicon carbide medium I, the silicon carbide medium II and the silicon carbide medium III are gradually reduced, the volume of the silicon carbide medium I entering the grinding tank is set by using a control panel, the proportion of the silicon carbide medium I to the silicon carbide micro powder to be crushed is 1:15, the lead-in of the silicon carbide medium I into the grinding tank is realized by controlling a fan through a control box, then the driving motor is controlled to work by the control box, the driving motor drives a stirring shaft to work at the rotating speed of 1000-1200r/min, the driving motor is stopped to work after the operation is carried out for 10-15min, the primary crushing of the silicon carbide micro powder is completed, the volume of the silicon carbide medium II entering the grinding tank is set by using the control panel, the proportion of the second silicon carbide medium to the first crushed silicon carbide micro powder is 1:12, the fan is controlled by the control box to realize the second introduction of the silicon carbide medium into the grinding tank, then the control box is used to control the driving motor to work, the driving motor drives the stirring shaft to work at the rotating speed of 1000-1200r/min, the driving motor stops working after the driving motor works for 10-15min, the secondary crushing of the silicon carbide micro powder is completed, then the volume of the third silicon carbide medium entering the grinding tank is set by the control panel, the proportion of the third silicon carbide medium to the second crushed silicon carbide micro powder is 1:10, the fan is controlled by the control box to realize the third introduction of the silicon carbide medium into the grinding tank, the driving motor is controlled by the control box to work, the driving motor drives the stirring shaft to work at the rotating speed of 1000-1200r/min, the driving motor stops working after the driving motor works for 10-15min, finishing the modification of the silicon carbide micro powder.
2. The silicon carbide micro powder grinding device according to claim 1, wherein the driving motor is a servo motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110998840.1A CN113546729B (en) | 2021-08-28 | 2021-08-28 | Silicon carbide micro powder grinding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110998840.1A CN113546729B (en) | 2021-08-28 | 2021-08-28 | Silicon carbide micro powder grinding device |
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| Publication Number | Publication Date |
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| CN113546729A CN113546729A (en) | 2021-10-26 |
| CN113546729B true CN113546729B (en) | 2023-11-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110998840.1A Active CN113546729B (en) | 2021-08-28 | 2021-08-28 | Silicon carbide micro powder grinding device |
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| CN106083054A (en) * | 2016-06-02 | 2016-11-09 | 山田研磨材料有限公司 | The surface modifying method of recrystallization silicon carbide micro-powder |
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| CN208928340U (en) * | 2018-10-11 | 2019-06-04 | 河南晟道科技有限公司 | Moissanite sword material production high-temperature steam jet mill grinding system |
| CN110963802A (en) * | 2019-12-12 | 2020-04-07 | 湖南太子新材料科技有限公司 | Surface shaping treatment method of silicon carbide micro powder |
| CN215743845U (en) * | 2021-08-28 | 2022-02-08 | 潍坊凯华碳化硅微粉有限公司 | Carborundum miropowder grinder |
-
2021
- 2021-08-28 CN CN202110998840.1A patent/CN113546729B/en active Active
Patent Citations (8)
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| CN201200909Y (en) * | 2008-03-18 | 2009-03-04 | 河南新大新科技有限公司 | Dry-type ball mill classification equipment |
| CN101870469A (en) * | 2010-06-01 | 2010-10-27 | 河南新大新材料股份有限公司 | Method for preparing crystal silicon wafer cutting edge material |
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| CN113546729A (en) | 2021-10-26 |
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