CN117601034A - Ceramic microcrystalline grinding wheel for bolt fastening end face grinding - Google Patents
Ceramic microcrystalline grinding wheel for bolt fastening end face grinding Download PDFInfo
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- CN117601034A CN117601034A CN202311574144.3A CN202311574144A CN117601034A CN 117601034 A CN117601034 A CN 117601034A CN 202311574144 A CN202311574144 A CN 202311574144A CN 117601034 A CN117601034 A CN 117601034A
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- Prior art keywords
- grinding
- abrasive
- powder
- grinding wheel
- ceramic
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- 239000000919 ceramic Substances 0.000 title claims abstract description 37
- 239000000843 powder Substances 0.000 claims abstract description 40
- 229920005989 resin Polymers 0.000 claims abstract description 24
- 239000011347 resin Substances 0.000 claims abstract description 24
- 239000002994 raw material Substances 0.000 claims abstract description 23
- 239000000463 material Substances 0.000 claims abstract description 21
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 17
- 239000003292 glue Substances 0.000 claims abstract description 17
- 239000007788 liquid Substances 0.000 claims abstract description 17
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000010433 feldspar Substances 0.000 claims abstract description 14
- 229910052593 corundum Inorganic materials 0.000 claims abstract description 11
- 239000010431 corundum Substances 0.000 claims abstract description 11
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000004202 carbamide Substances 0.000 claims abstract description 9
- UFMZWBIQTDUYBN-UHFFFAOYSA-N cobalt dinitrate Chemical compound [Co+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O UFMZWBIQTDUYBN-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229910001981 cobalt nitrate Inorganic materials 0.000 claims abstract description 9
- 229910001610 cryolite Inorganic materials 0.000 claims abstract description 9
- CHWRSCGUEQEHOH-UHFFFAOYSA-N potassium oxide Chemical compound [O-2].[K+].[K+] CHWRSCGUEQEHOH-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229910001950 potassium oxide Inorganic materials 0.000 claims abstract description 9
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000003082 abrasive agent Substances 0.000 claims abstract description 8
- 150000003839 salts Chemical class 0.000 claims abstract description 8
- 239000005995 Aluminium silicate Substances 0.000 claims abstract description 6
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229920001353 Dextrin Polymers 0.000 claims abstract description 6
- 239000004375 Dextrin Substances 0.000 claims abstract description 6
- 235000012211 aluminium silicate Nutrition 0.000 claims abstract description 6
- 229910052796 boron Inorganic materials 0.000 claims abstract description 6
- 235000019425 dextrin Nutrition 0.000 claims abstract description 6
- 239000011521 glass Substances 0.000 claims abstract description 6
- 239000010440 gypsum Substances 0.000 claims abstract description 6
- 229910052602 gypsum Inorganic materials 0.000 claims abstract description 6
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims abstract description 6
- 235000019353 potassium silicate Nutrition 0.000 claims abstract description 6
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims abstract description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 8
- 239000003822 epoxy resin Substances 0.000 claims description 8
- 239000010439 graphite Substances 0.000 claims description 8
- 229910002804 graphite Inorganic materials 0.000 claims description 8
- 229920000647 polyepoxide Polymers 0.000 claims description 8
- 239000013081 microcrystal Substances 0.000 claims description 7
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 11
- 229910000976 Electrical steel Inorganic materials 0.000 abstract description 4
- 238000010791 quenching Methods 0.000 abstract description 4
- 230000000171 quenching effect Effects 0.000 abstract description 4
- 241000758789 Juglans Species 0.000 description 6
- 235000009496 Juglans regia Nutrition 0.000 description 6
- 238000001179 sorption measurement Methods 0.000 description 6
- 235000020234 walnut Nutrition 0.000 description 6
- 239000010451 perlite Substances 0.000 description 4
- 235000019362 perlite Nutrition 0.000 description 4
- 238000009826 distribution Methods 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 230000002708 enhancing effect Effects 0.000 description 3
- 238000010304 firing Methods 0.000 description 3
- 238000005461 lubrication Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D7/00—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting otherwise than only by their periphery, e.g. by the front face; Bushings or mountings therefor
- B24D7/02—Wheels in one piece
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D3/00—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
- B24D3/02—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent
- B24D3/20—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially organic
- B24D3/28—Resins or natural or synthetic macromolecular compounds
Abstract
The invention discloses a ceramic microcrystalline grinding wheel for a bolt fastening end face, which comprises a grinding material layer and a base layer, wherein the grinding material layer and the base layer are bonded and fit into a whole through bonding glue; the base layer is composed of the following raw materials in percentage by weight: brown corundum abrasive material: 80% -85%, resin powder: 11.5% -13.5%, resin liquid: 2% -3.5% of gypsum powder: 1% -3%; the abrasive layer is composed of the following raw materials in percentage by weight: ceramic microcrystalline abrasive: 65-70% of chrome corundum abrasive material: 10-15% of kaolin: 3-8%, feldspar powder: 4-6% of boron glass: 1-3%, talcum powder: 1-2%, cobalt nitrate: 0.2-0.5%, potassium oxide: 0.1-0.3%, dextrin powder: 2-5%, water glass: 1-3%,46 # urea pore-forming agent: 3-5%, cryolite: 1-3%. According to the invention, resin is used as a base material of a base layer, ceramic microcrystalline abrasive is used as a base material of an abrasive layer, and the ceramic microcrystalline abrasive is bonded together by a fit and bonding method, so that the advantages of the resin grinding wheel in favor of forming and the ceramic grinding wheel in favor of grinding are fully utilized, and the grinding requirements of customers in industries such as salt bath quenching and silicon steel sheets are well met.
Description
Technical Field
The invention relates to the technical field of grinding, in particular to a ceramic microcrystalline grinding wheel for a bolt fastening end face mill.
Background
The grinding wheel is the most main grinding tool in the grinding process, and the quality of the grinding wheel is directly related to the accuracy, efficiency and qualification rate of product grinding. The double-end-face grinding wheel is a structure that a using part of the parallel grinding wheel is made into a threaded hole or a groove, and in actual use, the double-end-face grinding wheel is usually fixed with a flange plate bottom plate through bolts and then ground.
The existing grinding wheels are mainly divided into a resin binder grinding wheel and a ceramic microcrystalline grinding wheel from manufacturing materials. When the ceramic microcrystalline grinding wheel is used for grinding the end surfaces of difficult-to-process products such as salt bath quenching and silicon steel sheets, the advantages of good grinding efficiency, sharpness, retentivity and the like are obvious, but the ceramic microcrystalline grinding wheel is difficult to directly prepare into the double-end-surface grinding wheel because of the quality problems such as large brittleness, low bonding strength, cracks and the like. The resin bond grinding wheel has the advantages of easy molding, high bonding strength and sufficient toughness, is suitable for being used as an end face grinding wheel, and almost all the double-end grinding bolt fastening grinding wheels on the market are resin bond grinding wheels, but the resin bond grinding wheel does not have the brittleness and sharpness of a ceramic grinding wheel, and the grinding efficiency and sharpness of the resin bond grinding wheel can not reach 20 percent of that of the ceramic grinding wheel when the end face grinding of difficult-to-process products such as salt bath quenching, silicon steel sheets and the like is carried out.
Therefore, there is an urgent need in the market for a double-ended grinding wheel that ensures both sharpness and high bond strength.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention aims to: the double-end-face grinding wheel is high in sharpness and bonding strength.
The invention adopts the following technical scheme:
according to a first aspect of an embodiment of the present disclosure, there is provided a ceramic micro grinding wheel for bolt-up end grinding, comprising: the abrasive layer and the base layer are bonded and fit into a whole through bonding glue;
wherein, the base layer is composed of the following raw materials by weight percent: brown corundum abrasive material: 80% -85%, resin powder: 11.5% -13.5%, resin liquid: 2% -3.5% of gypsum powder: 1% -3%;
wherein the abrasive layer is composed of the following raw materials in percentage by weight: ceramic microcrystalline abrasive: 65-70% of chrome corundum abrasive material: 10-15% of kaolin: 3-8%, feldspar powder: 4-6% of boron glass: 1-3%, talcum powder: 1-2%, cobalt nitrate: 0.2-0.5%, potassium oxide: 0.1-0.3%, dextrin powder: 2-5%, water glass: 1-3%,46 # urea pore-forming agent: 3-5%, cryolite: 1-3%.
In a preferred embodiment, the bonding glue consists of the following raw materials in percentage by weight: epoxy resin liquid: 70-80% of curing agent: 10-15% of feldspar powder: 3-6%, talcum powder 1-3%, powder graphite: 1-3%, pearl salt: 1-3%.
In a preferred embodiment, the brown alumina abrasive has a particle size in the range of F60 to F120.
In a preferred embodiment, the ceramic microcrystalline abrasive has a particle size in the range of F60 to F120.
In a preferred embodiment, the chrome corundum abrasive has a particle size ranging from F60 to F120.
In a preferred embodiment, the bonding surface of the abrasive layer and the bonding surface of the base layer are bonded together; wherein, a plurality of first air holes are arranged on the bonding surface of the abrasive layer, a plurality of second air holes are arranged on the bonding surface of the base layer, and the first air holes and the second air holes are arranged in a staggered way.
In summary, compared with the prior art, the invention has the following beneficial effects:
1. the resin is used as the base material of the base layer, the ceramic microcrystalline abrasive is used as the base material of the abrasive layer, and the ceramic microcrystalline abrasive is bonded together by a fit and bonding method, so that the advantages of the resin grinding wheel in favor of forming and the ceramic grinding wheel in favor of grinding are fully utilized, and the grinding requirements of customers in industries such as salt bath quenching and silicon steel sheets are well met;
2. the technical bottleneck that the ceramic grinding wheel is not suitable for being produced into a bolt fastening grinding wheel is solved;
3. the application problem of the bolt fastening grinding wheel applicable to the field of ceramic microcrystalline grinding wheel grinding is solved;
4. the grinding efficiency, the grinding sharpness and the retentivity of the end face grinding layer are improved by more than 5 times;
5. the clamping performance of the ceramic grinding wheel which is not suitable for the double-end-face grinding wheel is solved.
Drawings
FIG. 1 is a schematic view of a ceramic microcrystal wheel for bolt-up end grinding in accordance with the present invention.
Corresponding part names are indicated by numerals and letters in the drawings:
1. a grinding material layer; 2. a base layer.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1:
as shown in fig. 1, a ceramic microcrystalline grinding wheel with a bolt fastening end face comprises a grinding material layer 1 and a base layer 2, wherein the bonding surface of the grinding material layer 1 and the bonding surface of the base layer 2 are bonded and fit into a whole through bonding glue; wherein, a plurality of first air holes are arranged on the bonding surface of the abrasive layer 1, a plurality of second air holes are arranged on the bonding surface of the base layer 2, and the first air holes and the second air holes are arranged in a staggered way.
In this embodiment, the staggered air holes are designed to be arranged between the bonding surface of the abrasive layer and the bonding surface of the base layer, so as to increase the bonding force and the adsorption force of the glue, thereby enhancing the bonding strength of the bonding surface.
The base layer 2 is composed of the following raw materials in percentage by weight: brown fused alumina abrasive material F60:80%, resin powder: 13.5%, resin liquid: 3.5 percent of gypsum powder: 3%. The raw materials are uniformly mixed to be used as a part of backing material of the grinding wheel resin, and the backing material is prepared into a base layer according to a drawing.
The abrasive layer 1 is composed of the following raw materials in percentage by weight: ceramic microcrystalline abrasive F60:65%, chrome corundum abrasive F60:15%, kaolin: 5%, feldspar powder: 4%, boron glass: 1%, talcum powder: 1.5%, cobalt nitrate: 0.5%, potassium oxide: 0.2%, dextrin powder: 2.8%, water glass: 1, 46 # urea pore-forming agent: 3%, cryolite: 1%. The raw materials are uniformly mixed to prepare the abrasive layer.
In the embodiment, the addition of trace potassium oxide plays a role in reducing the refractoriness of the grinding wheel and firing the product more uniformly; the cobalt nitrate is added to play a role in improving the overall appearance quality of the product; in addition, in the embodiment, urea is used for replacing walnut shells as a pore-forming agent, and volatilizes in a drying process to enter an exhaust gas incineration system, so that compared with the situation that the walnut shells are not easy to generate uneven tissue distribution and product crack rejection in a forming process, the quality stability of products is improved; the addition of cryolite plays a role in lubrication in the grinding process, and improves the grinding quality.
The bonding glue consists of the following raw materials in percentage by weight: epoxy resin liquid: 75%, curing agent: 10%, feldspar powder: 6%, talcum powder 3%, powder graphite: 3%, perlite: 3%.
In the embodiment, the epoxy resin liquid, the curing agent, the feldspar powder, the talcum powder, the powder graphite and the perlite are mixed according to a certain proportion to prepare the solid-liquid mixed glue, so that the viscosity and the adsorption force are improved.
Example 2:
as shown in fig. 1, a ceramic microcrystalline grinding wheel with a bolt fastening end face comprises a grinding material layer 1 and a base layer 2, wherein the bonding surface of the grinding material layer 1 and the bonding surface of the base layer 2 are bonded and fit into a whole through bonding glue; wherein, a plurality of first air holes are arranged on the bonding surface of the abrasive layer 1, a plurality of second air holes are arranged on the bonding surface of the base layer 2, and the first air holes and the second air holes are arranged in a staggered way.
In this embodiment, the staggered air holes are designed to be arranged between the bonding surface of the abrasive layer 1 and the bonding surface of the base layer 2, so as to increase the bonding force and the adsorption force of the glue, thereby enhancing the bonding strength of the bonding surface.
The base layer 2 is composed of the following raw materials in percentage by weight: brown fused alumina abrasive F90:85%, resin powder: 11.5%, resin liquid: 2%, gypsum powder: 1.5%. The raw materials are uniformly mixed to be used as a part of backing material of the grinding wheel resin, and the backing material is prepared into a base layer according to a drawing.
The abrasive layer 1 is composed of the following raw materials in percentage by weight: ceramic microcrystalline abrasive F90:65%, chrome corundum abrasive F90:10%, kaolin: 8%, feldspar powder: 4%, boron glass: 1%, talcum powder: 2%, cobalt nitrate: 0.5%, potassium oxide: 0.3%, dextrin powder: 2%, water glass: 1.2%,46 # urea pore-forming agent: 3%, cryolite: 3%. The raw materials are uniformly mixed to prepare the abrasive layer.
In the embodiment, the addition of trace potassium oxide plays a role in reducing the refractoriness of the grinding wheel and firing the product more uniformly; the cobalt nitrate is added to play a role in improving the overall appearance quality of the product; in addition, in the embodiment, urea is used for replacing walnut shells as a pore-forming agent, and volatilizes in a drying process to enter an exhaust gas incineration system, so that compared with the situation that the walnut shells are not easy to generate uneven tissue distribution and product crack rejection in a forming process, the quality stability of products is improved; the addition of cryolite plays a role in lubrication in the grinding process, and improves the grinding quality.
The bonding glue consists of the following raw materials in percentage by weight: epoxy resin liquid: 70%, curing agent: 15%, feldspar powder: 6%, talcum powder 3%, powder graphite: 3%, pearl salt: 3%.
In the embodiment, the epoxy resin liquid, the curing agent, the feldspar powder, the talcum powder, the powder graphite and the perlite are mixed according to a certain proportion to prepare the solid-liquid mixed glue, so that the viscosity and the adsorption force are improved.
Example 3:
as shown in fig. 1, a ceramic microcrystalline grinding wheel with a bolt fastening end face comprises a grinding material layer 1 and a base layer 2, wherein the bonding surface of the grinding material layer 1 and the bonding surface of the base layer 2 are bonded and fit into a whole through bonding glue; wherein, a plurality of first air holes are arranged on the bonding surface of the abrasive layer 1, a plurality of second air holes are arranged on the bonding surface of the base layer 2, and the first air holes and the second air holes are arranged in a staggered way.
In this embodiment, the staggered air holes are designed to be arranged between the bonding surface of the abrasive layer 1 and the bonding surface of the base layer 2, so as to increase the bonding force and the adsorption force of the glue, thereby enhancing the bonding strength of the bonding surface.
The base layer 2 is composed of the following raw materials in percentage by weight: brown alumina abrasive F120:85%, resin powder: 12%, resin liquid: 2%, gypsum powder: 1%. The raw materials are uniformly mixed to be used as a part of backing material of the grinding wheel resin, and the backing material is prepared into a base layer according to a drawing.
The abrasive layer 1 is composed of the following raw materials in percentage by weight: ceramic microcrystalline abrasive F120:70%, chrome corundum abrasive F120:10%, kaolin: 3%, feldspar powder: 6%, boron glass: 1%, talcum powder: 1.5%, cobalt nitrate: 0.2%, potassium oxide: 0.1%, dextrin powder: 2.5%, water glass: 1.7 percent of urea pore-forming agent No. 46: 3%, cryolite: 1%. The raw materials are uniformly mixed to prepare the abrasive layer.
In the embodiment, the addition of trace potassium oxide plays a role in reducing the refractoriness of the grinding wheel and firing the product more uniformly; the cobalt nitrate is added to play a role in improving the overall appearance quality of the product; in addition, in the embodiment, urea is used for replacing walnut shells as a pore-forming agent, and volatilizes in a drying process to enter an exhaust gas incineration system, so that compared with the situation that the walnut shells are not easy to generate uneven tissue distribution and product crack rejection in a forming process, the quality stability of products is improved; the addition of cryolite plays a role in lubrication in the grinding process, and improves the grinding quality.
The bonding glue consists of the following raw materials in percentage by weight: epoxy resin liquid: 80%, curing agent: 14%, feldspar powder: 3%, talcum powder 1%, powder graphite: 1%, pearl salt: 1%.
In this example, the epoxy resin liquid, the curing agent, the feldspar powder, the talcum powder, the powder graphite and the perlite according to a certain proportion are mixed to prepare the solid-liquid mixed glue, and the above examples for improving the viscosity and the adsorption force only express several embodiments of the invention, and the description is more specific and detailed, but the description is not to be construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, it is possible to make several modifications and improvements without departing from the concept of the present invention, which are equivalent to the above embodiments according to the essential technology of the present invention, and these are all included in the protection scope of the present invention.
Claims (6)
1. A ceramic microcrystal grinding wheel for a bolt-up end face mill, comprising: the abrasive layer and the base layer are bonded and fit into a whole through bonding glue;
wherein, the base layer is composed of the following raw materials by weight percent: brown corundum abrasive material: 80% -85%, resin powder: 11.5% -13.5%, resin liquid: 2% -3.5% of gypsum powder: 1% -3%;
wherein the abrasive layer is composed of the following raw materials in percentage by weight: ceramic microcrystalline abrasive: 65-70% of chrome corundum abrasive material: 10-15% of kaolin: 3-8%, feldspar powder: 4-6% of boron glass: 1-3%, talcum powder: 1-2%, cobalt nitrate: 0.2-0.5%, potassium oxide: 0.1-0.3%, dextrin powder: 2-5%, water glass: 1-3%,46 # urea pore-forming agent: 3-5%, cryolite: 1-3%.
2. The ceramic microcrystal grinding wheel for the bolt-up end face grinding of claim 1, wherein the bonding glue is composed of the following raw materials in percentage by weight: epoxy resin liquid: 70-80% of curing agent: 10-15% of feldspar powder: 3-6%, talcum powder 1-3%, powder graphite: 1-3%, pearl salt: 1-3%.
3. The ceramic microcrystal grinding wheel for bolt-up end grinding of claim 1, wherein the brown alumina abrasive material has a particle size ranging from F60 to F120.
4. The ceramic microcrystal grinding wheel for bolt-up end grinding according to claim 1, wherein the granularity of the ceramic microcrystal grinding material ranges from F60 to F120.
5. The ceramic microcrystal grinding wheel for bolt-up end grinding of claim 1, wherein the granularity of the chrome corundum abrasive ranges from F60 to F120.
6. A bolt-up end face grinding ceramic microcrystalline grinding wheel according to claim 1, wherein the bonding face of said abrasive layer and the bonding face of said base layer are bonded together; wherein, a plurality of first air holes are arranged on the bonding surface of the abrasive layer, a plurality of second air holes are arranged on the bonding surface of the base layer, and the first air holes and the second air holes are arranged in a staggered way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311574144.3A CN117601034A (en) | 2023-11-23 | 2023-11-23 | Ceramic microcrystalline grinding wheel for bolt fastening end face grinding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311574144.3A CN117601034A (en) | 2023-11-23 | 2023-11-23 | Ceramic microcrystalline grinding wheel for bolt fastening end face grinding |
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| Publication Number | Publication Date |
|---|---|
| CN117601034A true CN117601034A (en) | 2024-02-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311574144.3A Pending CN117601034A (en) | 2023-11-23 | 2023-11-23 | Ceramic microcrystalline grinding wheel for bolt fastening end face grinding |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117821018A (en) * | 2024-03-01 | 2024-04-05 | 淄博市淄川金龙磨料磨具有限公司 | Preparation method of chrome corundum composite abrasive |
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2023
- 2023-11-23 CN CN202311574144.3A patent/CN117601034A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117821018A (en) * | 2024-03-01 | 2024-04-05 | 淄博市淄川金龙磨料磨具有限公司 | Preparation method of chrome corundum composite abrasive |
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