CN113042142A - Magnetic separation device of high-purity quartz sand - Google Patents
Magnetic separation device of high-purity quartz sand Download PDFInfo
- Publication number
- CN113042142A CN113042142A CN201911385073.6A CN201911385073A CN113042142A CN 113042142 A CN113042142 A CN 113042142A CN 201911385073 A CN201911385073 A CN 201911385073A CN 113042142 A CN113042142 A CN 113042142A
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- Prior art keywords
- magnetic separation
- magnetic
- quartz sand
- round roller
- purity quartz
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- Pending
Links
- 238000007885 magnetic separation Methods 0.000 title claims abstract description 82
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 69
- 239000006004 Quartz sand Substances 0.000 title claims abstract description 57
- 239000000696 magnetic material Substances 0.000 claims abstract description 34
- 239000006148 magnetic separator Substances 0.000 claims description 17
- 239000011120 plywood Substances 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 10
- 230000005389 magnetism Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 13
- 238000005192 partition Methods 0.000 abstract description 8
- 238000000746 purification Methods 0.000 abstract description 5
- 235000012239 silicon dioxide Nutrition 0.000 description 10
- 239000010453 quartz Substances 0.000 description 9
- 229910052500 inorganic mineral Inorganic materials 0.000 description 5
- 239000011707 mineral Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 229910000519 Ferrosilicon Inorganic materials 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- -1 casting Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000010423 industrial mineral Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 229910052604 silicate mineral Inorganic materials 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Images
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
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/10—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/02—Magnetic separation acting directly on the substance being separated
- B03C1/16—Magnetic separation acting directly on the substance being separated with material carriers in the form of belts
- B03C1/18—Magnetic separation acting directly on the substance being separated with material carriers in the form of belts with magnets moving during operation
- B03C1/20—Magnetic separation acting directly on the substance being separated with material carriers in the form of belts with magnets moving during operation in the form of belts, e.g. cross-belt type
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention relates to the technical field of quartz sand purification, in particular to a magnetic separation device for high-purity quartz sand, which comprises a device body, wherein the device body comprises a magnetic separation shell, a machine box is installed at one end of the outer wall of the magnetic separation shell, a feed inlet is formed in the top surface of the magnetic separation shell, a quartz sand discharge outlet and a magnetic material outlet are formed in the bottom end of the magnetic separation shell, a first round roller and a second round roller are installed inside the magnetic separation shell, magnetic separation conveying belts are arranged below the first round roller and the second round roller, the number of the magnetic separation conveying belts is two, rotating shafts are arranged at two ends of each magnetic separation conveying belt, a connecting strip is connected between the two rotating shafts, one end of each connecting strip is rotatably connected with one end of each rotating shaft, a magnetic belt is arranged on the surface of each magnetic separation conveying belt, a partition plate is arranged below each, the magnetic separation device has strong practicability, can fully separate quartz sand, and has good magnetic separation effect.
Description
Technical Field
The invention relates to the technical field of quartz sand purification, in particular to a magnetic separation device for high-purity quartz sand.
Background
The quartz sand is quartz particles formed by crushing and processing quartz stone, the quartz stone is a nonmetallic mineral substance, is a hard, wear-resistant and chemically stable silicate mineral, and has the main mineral component of SiO2, the color of the quartz sand is milky white or colorless and semitransparent, the hardness is 7, the quartz sand is an important industrial mineral raw material and a non-chemical dangerous product, and the quartz sand is widely applied to industries such as glass, casting, ceramics and refractory materials, smelting ferrosilicon, metallurgical flux, metallurgy, building, chemical engineering, plastics, rubber, grinding materials and the like. At present, the high-efficiency magnetic separation purification process of quartz sand comprises the following steps: quartz ore is subjected to rough crushing by a jaw crusher, fine crushing by a cone crusher, washing by a vibrating screen, grinding by a rod mill, grading by a spiral classifier, screening by a rotary screen, desliming by a desliming bucket, magnetic separation by a magnetic separator, magnetic separation by a vertical ring pulsating high-gradient strong magnetic separator, grading by a hydraulic classifier, concentration and dehydration by a high-frequency vibrating screen, quartz sand is processed, and magnetic substances in the quartz sand are removed through a magnetic separation process after the quartz sand is subjected to precipitation and filtration by a resistance settling machine; the quartz rod for aerospace, military and semiconductor industries has the characteristics of high purity, strong high temperature resistance and low thermal expansion coefficient, is a base material for processing quartz instruments and utensils (quartz glass for integrated circuits and quartz instruments and utensils are generally called in the industry), is a key basic material indispensable to the development of the domestic semiconductor industry, at present, the quality of the quartz rod produced by quartz sand produced by domestic enterprises is not ideal enough, the quartz rod cannot be used in aerospace, military and semiconductor industries, the main reason is that the purity of the quartz sand used as a production raw material cannot meet the requirement, the high-purity quartz sand needs to be purified, but the purification in the prior art is easy to cause the increase of the purification cost due to incomplete removal of impurities, even the loss is caused by unqualified products of the prepared material, particularly in the step of magnetic separation, if the iron impurities in the raw material cannot be removed, the process cost of the subsequent steps of pickling and the like can be increased, the quality of the purified quartz sand can be influenced, the magnetic separation of the quartz sand mainly utilizes a magnetic machine to remove magnetic minerals in the quartz sand, the magnetic machine is complex in structure, the magnetic minerals are attached to the magnetic machine in the production process to influence the subsequent magnetic separation effect, the subsequent magnetic separation effect needs to be cleaned in time so as to avoid reducing the magnetic separation effect, the operation is complicated, and if the magnetic separation effect is not cleaned in time, the risk that the magnetic minerals are impacted by the subsequent quartz sand to be separated from the magnetic machine can be caused, so that the magnetic separation fails and needs to be improved; according to the structural characteristics of the magnetic separator, the more the quartz sand is dispersed, the more thorough the magnetic separation is, the higher the purity is, the more extensive the feeding of the traditional magnetic separation system is, the quartz sand is easy to agglomerate, and the magnetic separation effect is poor; in view of this, we propose a magnetic separation device of high-purity quartz sand.
Disclosure of Invention
The invention aims to provide a magnetic separation device for high-purity quartz sand, which aims to solve the problems that the traditional magnetic separation system proposed in the background art is relatively extensive, quartz sand is easy to agglomerate, the separation effect is poor, and the purity of the produced quartz sand is not high.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a magnetic separation device of high-purity quartz sand, includes the device body, its characterized in that: the device body comprises a magnetic separation shell, a case is installed at one end of the outer wall of the magnetic separation shell, a feed inlet is formed in the top surface of the magnetic separation shell, a feed inclined plate is arranged at the bottom end of the feed inlet, a quartz sand discharge port and a magnetic material outlet are formed in the bottom end of the magnetic separation shell, a first round roller and a second round roller are installed inside the magnetic separation shell, magnetic separation conveying belts are arranged below the first round roller and the second round roller, the number of the magnetic separation conveying belts is two, rotating shafts are arranged at two ends of each magnetic separation conveying belt, a connecting strip is connected between the two rotating shafts, one end of the connecting strip is rotatably connected with one end of the rotating shaft, a magnetic belt is arranged on the surface of each magnetic separation conveying belt, a partition plate is arranged below each magnetic separation conveying belt, and the two ends, the number of division board is two, the scraper is installed on the top of division board, one side of division board is equipped with magnetic material room.
Preferably, a plurality of through-holes have been seted up to the lateral wall of magnetic separator casing, the inside of machine case is equipped with the plywood, the quantity of plywood is three, and is three the motor is all installed at the top of plywood, every the installation of plywood top the quantity of motor is two, the output shaft of motor passes through the through-hole with the one end welded fastening of first round roller, second round roller and axis of rotation.
Preferably, the magnetic separator shell is rotatably connected with one end of the first round roller, one end of the second round roller and one end of the rotating shaft through the through holes.
Preferably, the first round roller rotates anticlockwise, and the second round roller rotates clockwise.
Preferably, the magnetic separation conveyer belt below the first round roller rotates clockwise, and the magnetic separation conveyer belt below the second round roller rotates anticlockwise.
Preferably, the bottom end of the magnetic separator shell is provided with supporting legs.
Preferably, the inner wall of the magnetic material is arc-shaped.
Preferably, the feed inlet is funnel-shaped.
Compared with the prior art, the invention has the beneficial effects that:
according to the magnetic separation device, the first round roller and the second round roller are arranged, the crushing and separation work can be carried out on the entering materials, the quartz sand is prevented from being agglomerated, the subsequent magnetic separation effect is influenced, the materials after the crushing work can be separated by utilizing the two installed magnetic separation conveying belts, the magnetic materials are adsorbed by the magnetic action of the magnetic belts, the magnetic materials are brought into the magnetic material chamber through the rotating action of the rotating shaft, the magnetic materials are scraped from the magnetic belts by the scraper and then are put into the magnetic material chamber, and then the magnetic materials are discharged from the magnetic material outlet.
Drawings
FIG. 1 is a schematic view of the overall assembly structure of the present invention;
fig. 2 is a schematic view of a partial structure of the present invention.
In the figure: 1. a device body; 2. a magnetic separator shell; 21. a magnetic material chamber; 22. a through hole; 3. a first round roller; 31. a second round roller; 4. a magnetic separation conveyor belt; 41. a rotating shaft; 42. a connecting strip; 43. a magnetic tape; 5. a partition plate; 51. a scraper; 6. a feed inlet; 7. a feeding inclined plate; 8. a quartz sand discharge port; 9. a magnetic material outlet; 10. supporting legs; 11. a motor; 12 a chassis; 13. and (4) laminating the plates.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings 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 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.
In the description of the present invention, it is to be understood that the terms "center", "centerline", "longitudinal", "lateral", "length", "width", "thickness", "depth", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be taken as limiting the invention, also in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Example 1
A magnetic separation device of high-purity quartz sand, in order to solve the problems that the traditional magnetic separation system is relatively extensive, the quartz sand is easy to agglomerate, which results in poor separation effect, and the purity of the produced quartz sand is not high, as a preferred embodiment, as shown in figure 1 and figure 2, the magnetic separation device comprises a device body 1, the device body 1 comprises a magnetic separation shell 2, one end of the outer wall of the magnetic separation shell 2 is provided with a machine box 12, the top surface of the magnetic separation shell 2 is provided with a feed inlet 6, the feed inlet 6 is funnel-shaped, which facilitates material filling, the bottom end of the feed inlet 6 is provided with a feed inclined plate 7, which facilitates the entering material to achieve buffering effect, the bottom end of the magnetic separation shell 2 is provided with a quartz sand discharge port 8 and a magnetic material outlet 9, the magnetic separation shell 2 is internally provided with a first round roller 3 and a second round roller 31, a magnetic separation conveyor belt 4 is, the two ends of the magnetic separation conveying belt 4 are provided with rotating shafts 41, a connecting strip 42 is connected between the two rotating shafts 41, the two rotating shafts 41 are convenient to connect, a stabilizing effect is achieved, one end of the connecting strip 42 is rotatably connected with one end of the rotating shaft 41, the magnetic belt 43 is arranged on the surface of the magnetic separation conveying belt 4, the magnetic material is adsorbed, a partition plate 5 is arranged below the magnetic separation conveying belt 4, the two ends of the partition plate are fixedly welded with the inner wall of the magnetic separation casing, the magnetic material subjected to a magnetic separation procedure is conveniently separated from quartz sand, the number of the partition plates 5 is two, a scraper 51 is arranged at the top end of the partition plate 5, the magnetic material is scraped from the magnetic belt 43, one side of the partition plate 5 is provided with a magnetic material chamber 21, the inner wall of the magnetic material chamber 21 is arc-shaped, the scraped magnetic material is convenient to be discharged from a magnetic material outlet 9, for supporting the device body 1.
In this example, a plurality of through-holes 22 have been seted up to magnetic separator casing 2's lateral wall, machine case 12's inside is equipped with plywood 13, plywood 13's quantity is three, motor 11 is all installed at three plywood 13's top, the quantity of the motor 11 of every 13 top installations of plywood is two, motor 11's output shaft passes through-hole 22 and first round roller 3, second round roller 31, and axis of rotation 41's one end welded fastening, be convenient for drive first round roller 3 and second round roller 31 and rotate, play the quartz sand crushing effect to the bulky, motor 11 drives axis of rotation 41 and rotates, be convenient for bring adsorbed magnetic material into magnetic material room 21 and scrape away from work.
Further, the magnetic separator shell 2 is rotatably connected with one end of the first round roller 3, one end of the second round roller 31 and one end of the rotating shaft 41 through the through hole 22, so that the first round roller 3, the second round roller 31 and the rotating shaft 41 are conveniently driven to rotate by matching with the motor 11.
Specifically, the first round roller 3 rotates anticlockwise, and the second round roller 31 rotates clockwise, so that the crushing and separating effects on materials entering the feed inlet 6 are achieved.
In addition, the magnetic separation conveyor belt 4 below the first round roller 3 rotates clockwise, and the magnetic separation conveyor belt 4 below the second round roller 31 rotates anticlockwise, so that the magnetic material is brought into the magnetic material chamber 21 to be scraped away.
When the device is used, the motor 11 is turned on to enable the device to work, quartz sand is poured from the feeding hole 6, the quartz sand slowly enters between the first round roller 3 and the second round roller 31 through the arranged feeding inclined plate 7, the problem that the crushing effect is influenced due to too much accumulated quartz sand is avoided, and the quartz sand with too large volume is crushed into small-particle quartz sand through rolling under the rotating action of the first round roller 3 and the second round roller 31; after being crushed and processed, the quartz sand enters a magnetic separation program, the magnetic material entering the magnetic separation program is adsorbed on the surface of the magnetic belt 43 by utilizing the magnetism of the magnetic belt 43 arranged in the magnetic separation conveyor belt 4, then the magnetic material is brought into the magnetic material chamber 21 by the rotating effect of the rotating shaft 41, then the magnetic material is scraped away from the magnetic belt 43 by the scraper 51 and enters the magnetic material chamber 21, then the quartz sand is discharged from the magnetic material outlet 9, and the purified quartz sand is discharged from the quartz sand discharge outlet 8.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a magnetic separation device of high-purity quartz sand, includes device body (1), its characterized in that: the device comprises a device body (1) and is characterized in that the device body comprises a magnetic separator shell (2), a case (12) is installed at one end of the outer wall of the magnetic separator shell (2), a feed inlet (6) is formed in the top surface of the magnetic separator shell (2), a feed inclined plate (7) is arranged at the bottom end of the feed inlet (6), a quartz sand discharge port (8) and a magnetic material outlet (9) are formed in the bottom end of the magnetic separator shell (2), the number of the magnetic material outlets (9) is two, a first round roller (3) and a second round roller (31) are installed in the magnetic separator shell (2), a magnetic separation conveyor belt (4) is arranged below the first round roller (3) and the second round roller (31), the number of the magnetic separation conveyor belt (4) is two, rotating shafts (41) are arranged at two ends of the magnetic separation conveyor belt (4), and a connecting strip (42) is connected, the one end of connecting strip (42) with the one end of axis of rotation (41) is rotated and is connected, the surface of magnetic separation conveyer belt (4) is equipped with magnetic band (43), the below of magnetic separation conveyer belt (4) is equipped with division board (5), the both ends of division board (5) with the inner wall welded fastening of magnetic separation casing (2), the quantity of division board (5) is two, scraper (51) are installed on the top of division board (5), one side of division board (5) is equipped with magnetism material room (21).
2. The magnetic separation device for the high-purity quartz sand according to claim 1, which is characterized in that: a plurality of through-holes (22) have been seted up to the lateral wall of magnetic separator casing (2), the inside of quick-witted case (12) is equipped with plywood (13), the quantity of plywood (13) is three, and is three motor (11), every install at plywood (13) top the quantity of motor (11) is two, the output shaft of motor (11) passes through-hole (22) with the one end welded fastening of first round roller (3), second round roller (31) and axis of rotation (41).
3. The magnetic separation device for the high-purity quartz sand according to claim 2, which is characterized in that: the magnetic separator shell (2) is rotatably connected with one end of the first round roller (3), the second round roller (31) and the rotating shaft (41) through the through hole (22).
4. The magnetic separation device for the high-purity quartz sand according to claim 1, which is characterized in that: the first round roller (3) rotates anticlockwise, and the second round roller (31) rotates clockwise.
5. The magnetic separation device for the high-purity quartz sand according to claim 1, which is characterized in that: the magnetic separation conveyer belt (4) of first round roller (3) below rotates for the clockwise, magnetic separation conveyer belt (4) of second round roller (31) below rotates for counter-clockwise.
6. The magnetic separation device for the high-purity quartz sand according to claim 1, which is characterized in that: the bottom of the magnetic separator shell (2) is provided with supporting legs (10).
7. The magnetic separation device for the high-purity quartz sand according to claim 1, which is characterized in that: the inner wall of the magnetic material chamber (21) is arc-shaped.
8. The magnetic separation device for the high-purity quartz sand according to claim 1, which is characterized in that: the feed inlet (6) is funnel-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911385073.6A CN113042142A (en) | 2019-12-28 | 2019-12-28 | Magnetic separation device of high-purity quartz sand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911385073.6A CN113042142A (en) | 2019-12-28 | 2019-12-28 | Magnetic separation device of high-purity quartz sand |
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| Publication Number | Publication Date |
|---|---|
| CN113042142A true CN113042142A (en) | 2021-06-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911385073.6A Pending CN113042142A (en) | 2019-12-28 | 2019-12-28 | Magnetic separation device of high-purity quartz sand |
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| Country | Link |
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| CN (1) | CN113042142A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113680529A (en) * | 2021-10-25 | 2021-11-23 | 苏州锦艺新材料科技有限公司 | Silica micropowder purification device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205948996U (en) * | 2016-08-04 | 2017-02-15 | 连云港神汇硅材料科技有限公司 | Crushing magnetic separation device of glass sand |
-
2019
- 2019-12-28 CN CN201911385073.6A patent/CN113042142A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205948996U (en) * | 2016-08-04 | 2017-02-15 | 连云港神汇硅材料科技有限公司 | Crushing magnetic separation device of glass sand |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113680529A (en) * | 2021-10-25 | 2021-11-23 | 苏州锦艺新材料科技有限公司 | Silica micropowder purification device |
| CN113680529B (en) * | 2021-10-25 | 2022-02-11 | 苏州锦艺新材料科技有限公司 | Silica micropowder purification device |
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