CN113618646B - PVA/CBN composite fiber abrasive and resin grinding wheel prepared by same - Google Patents
PVA/CBN composite fiber abrasive and resin grinding wheel prepared by same Download PDFInfo
- Publication number
- CN113618646B CN113618646B CN202110889103.8A CN202110889103A CN113618646B CN 113618646 B CN113618646 B CN 113618646B CN 202110889103 A CN202110889103 A CN 202110889103A CN 113618646 B CN113618646 B CN 113618646B
- Authority
- CN
- China
- Prior art keywords
- pva
- grinding
- composite fiber
- grinding wheel
- abrasive
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D18/00—Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for
- B24D18/0009—Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for using moulds or presses
-
- 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
- B24D3/34—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents characterised by additives enhancing special physical properties, e.g. wear resistance, electric conductivity, self-cleaning properties
-
- 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
- B24D3/34—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents characterised by additives enhancing special physical properties, e.g. wear resistance, electric conductivity, self-cleaning properties
- B24D3/342—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents characterised by additives enhancing special physical properties, e.g. wear resistance, electric conductivity, self-cleaning properties incorporated in the bonding agent
- B24D3/344—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents characterised by additives enhancing special physical properties, e.g. wear resistance, electric conductivity, self-cleaning properties incorporated in the bonding agent the bonding agent being organic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K3/00—Materials not provided for elsewhere
- C09K3/14—Anti-slip materials; Abrasives
- C09K3/1409—Abrasive particles per se
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K3/00—Materials not provided for elsewhere
- C09K3/14—Anti-slip materials; Abrasives
- C09K3/1409—Abrasive particles per se
- C09K3/1427—Abrasive particles per se obtained by division of a mass agglomerated by melting, at least partially, e.g. with a binder
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention belongs to the technical field of superhard material products, and particularly relates to a PVA/CBN composite fiber abrasive and a resin grinding wheel prepared by using the same. The preparation method of the PVA/CBN composite fiber abrasive comprises the following steps: adding PVA powder into water, heating to 60-90 deg.c, stirring to dissolve to prepare PVA water solution; adding an abrasive into the PVA aqueous solution to obtain a mixed solution; and spinning and cutting the mixed solution to obtain the PVA/CBN composite fiber abrasive. The grinding wheel is mainly composed of PVA/CBN composite fiber grinding materials, is loose in structure, has the elastic characteristic, cannot block or burn workpieces during grinding, cannot generate too much grinding heat, is not easy to generate scratches, is applied to grinding of workpieces with different hardness, and has an excellent surface effect.
Description
Technical Field
The invention belongs to the technical field of superhard material products, and particularly relates to a PVA/CBN composite fiber abrasive and a resin grinding wheel prepared by using the same.
Background
With the continuous improvement of the automation degree of grinding equipment and the increasing requirements on the surface appearance of various metal parts, people also put forward higher requirements on the precision grinding performance of the grinding wheel, most of the surface processing of the metal workpiece at present adopts a common corundum grinding wheel, the two procedures of fine grinding and polishing are adopted, and the processing time and the processing efficiency are relatively longer. The CBN grinding material is a novel tool material which is suitable for the modern processing technical requirements, has unique and excellent cutting performance, and the grinding wheel made of the CBN grinding material is just suitable for the development of high-efficiency precision grinding. Although the CBN abrasive has excellent cutting performance, in the production process of the grinding wheel, if the design and manufacture are not good, the grinding defects of workpiece surface burning, scratch and the like caused by blockage can occur in the grinding process, or the service life of the grinding wheel is low caused by too fast threshing of the grinding wheel. In view of this, it is important to design and manufacture a grinding wheel with excellent performance during grinding and polishing.
Disclosure of Invention
In order to overcome the problems in the prior art, the invention provides a preparation method of a PVA/CBN composite fiber abrasive. The PVA/CBN composite fiber abrasive is used for preparing the resin grinding wheel, so that the grinding wheel has excellent performance and higher grinding efficiency and durability, and a large amount of time cost and production cost are saved.
The invention also provides a method for preparing the resin grinding wheel by adopting the PVA/CBN composite fiber abrasive.
In order to realize the purpose, the technical scheme of the invention is as follows:
a preparation method of a PVA/CBN composite fiber abrasive material comprises the following steps:
(1) Adding PVA powder into water, soaking for 0.5-2 hr, heating to 60-90 deg.c and stirring to dissolve to prepare PVA water solution;
(2) Adding an abrasive into the PVA aqueous solution obtained in the step (1) to obtain a mixed solution;
(3) And (3) spinning and cutting the mixed solution obtained in the step (2) to obtain the PVA/CBN composite fiber abrasive.
Preferably, the abrasive in step (2) is CBN and/or corundum.
Preferably, the spinning diameter of step (3) is 30-250 μm, and the cutting length is 50-500. Mu.m.
Preferably, the PVA powder is added into water in an amount of 0.07-0.45g/ml, and the amount of the grinding material is 0.4-20 times of the mass of the PVA powder.
The invention provides a PVA/CBN composite fiber abrasive prepared by the method.
A PVA/CBN composite fiber abrasive resin grinding wheel is composed of an abrasive layer and a base body, wherein the abrasive layer comprises the following raw materials in percentage by weight: 2-8% of phenolic resin liquid, 3-15% of epoxy resin liquid, 5-20% of phenolic resin powder, 1-20% of auxiliary material and the balance of PVA/CBN composite fiber abrasive.
Preferably, the auxiliary material is cryolite and/or talcum powder.
The invention provides a preparation method of the resin grinding wheel, which comprises the following steps: firstly, adding PVA/CBN composite fiber abrasive into phenolic resin liquid and epoxy resin liquid, uniformly mixing, then uniformly mixing phenolic resin powder and auxiliary materials, and uniformly mixing the phenolic resin powder and the auxiliary materials to obtain a molding material; and (3) placing the molding material into a mold for molding and curing (curing at 130-160 ℃ for 3-10 h) to obtain the PVA/CBN composite fiber abrasive resin grinding wheel.
Preferably, the mixture is poured into a grinding wheel die to be pressed and molded in the molding process, and the molding density is 0.82-1.96g/cm 3 (ii) a The highest curing temperature is 130-160 ℃, the curing time is 3-12h, and the PVA/CBN composite fiber abrasive resin grinding wheel is prepared.
The grinding wheel is used for high-efficiency precise grinding and polishing of metal surfaces, namely for high-precision grinding and polishing of metal surfaces.
In the present invention, each PVA/CBN composite fiber abrasive contains a plurality of small CBN abrasive grains and/or corundum under the binding action of PVA. After the grinding wheel is made, the fiber grinding materials are mutually overlapped under the action of the resin bonding agent to form a nest-shaped structure, the whole composite grinding material is not easy to fall off when the grinding force is applied, and CBN single grinding material particles gradually fall off under the action of the grinding force, so that the service life of the grinding wheel is prolonged, and meanwhile, the grinding wheel is very sharp during grinding due to the fluffy structure of the grinding wheel, so that the grinding efficiency of the grinding wheel is improved.
Compared with the prior art, the invention has the beneficial effects that:
1) The grinding wheel abrasive layer is mainly composed of PVA/CBN composite fiber abrasives, so that the prepared grinding wheel is relatively loose in structure and has the elastic characteristic, the phenomena of blocking and burning of workpieces cannot occur during grinding of the workpieces, too much grinding heat cannot be generated, scratches cannot be easily generated on the surfaces of the workpieces, and extremely excellent grinding/polishing effects are shown;
2) The grinding wheel can continuously grind for a long time, two procedures of fine grinding and polishing can be replaced in the automatic grinding process, grinding with larger allowance is carried out, and the surface brightness of a workpiece is far higher than the effect which can be achieved by a common polishing grinding wheel;
3) The grinding wheel prepared by the invention has higher grinding efficiency and durability, and saves a large amount of time cost and production cost, thereby improving the economic benefit.
Drawings
FIG. 1 is a PVA/CBN composite fiber abrasive prepared in example 1; as can be seen in fig. 1: each PVA/CBN composite fiber abrasive comprises a plurality of small particle CBN abrasives;
FIG. 2 is a microstructure of the PVA/CBN composite fiber abrasive wheel prepared in example 1; as can be seen from fig. 2: a plurality of PVA/CBN composite fiber abrasives are mutually lapped to form a nest-shaped structure, and each fiber abrasive is more firmly lapped by the binding agent;
FIG. 3 is a schematic structural diagram of a PVA/CBN composite fiber abrasive grinding wheel. In the figure, 1 is an abrasive layer, and 2 is a grinding wheel base.
Detailed Description
The invention is further illustrated, but not limited, by the following examples and figures.
It should be noted that: the PVA powder used in the invention has the polymerization degree of 800-2600 and the alcoholysis degree of 80-92; the granularity of the CBN abrasive is M36/54-M0.5/1.5, and is referred to JB T7990-2012; the granularity of the corundum abrasive is F400-F2000, and the reference standard GB/T2481.2-2020; are all common commercial products or can be prepared by adopting the conventional technology in the field.
Phenolic resin liquid: product model PF-2551, new Material Ltd of Shandong Shengquan,
epoxy resin liquid: product model E44, gallery Noerxin chemical Co., ltd,
phenolic resin powder: product model No. PF-2802A, santa americana new materials gmbh.
Example 1
The preparation method of the PVA/CBN composite fiber abrasive material comprises the following steps:
(1) Adding 15g of PVA powder into 100ml of water, soaking for 1 hour, then heating to 60 ℃, and stirring until the PVA powder is dissolved to prepare a PVA aqueous solution;
(2) Adding 80g of CBN abrasive micropowder with the granularity of M20/30 and 10g of F600 corundum micropowder into the PVA aqueous solution obtained in the step (1), and uniformly stirring to obtain a mixed solution;
(3) And (3) spinning by using the mixed solution obtained in the step (2) (the mixed solution is uniformly stirred by using a stirrer to prepare a colloid mixed suspension, then spinning the colloid mixed suspension into filaments by using spinning equipment, and controlling the spinning diameter through the aperture of different spinneret plates, which is realized by adopting the conventional technology in the field and is not repeated because the conventional technology is not the innovation of the application), wherein the spinning diameter is 180 mu m, and cutting the prepared filaments into short filaments with the length of 450 mu m to obtain the PVA/CBN composite fiber abrasive (see figure 1).
The resin grinding wheel prepared from the PVA/CBN composite fiber abrasive material comprises an abrasive layer and a base body, wherein the abrasive layer comprises the following raw materials in percentage by weight: 2% of phenolic resin liquid, 3% of epoxy resin liquid, 10% of phenolic resin powder, 3% of cryolite and the balance of PVA/CBN composite fiber abrasive.
The preparation method of the resin grinding wheel comprises the following steps: according to the formula, the PVA/CBN composite fiber abrasive is added into the phenolic resin liquid and the epoxy resin liquid to be uniformly mixed, then the phenolic resin powder and the cryolite powder are uniformly mixed, and then the phenolic resin powder and the cryolite powder are uniformly mixed to obtain a molding material; pouring the molding material into a grinding wheel die to be strickled off and pressed for molding, wherein the molding density is 1.76g/cm 3 (ii) a The maximum curing temperature is 160 ℃, the curing time is 3h, and the PVA/CBN composite fiber abrasive resin grinding wheel is prepared (see figures 2 and 3).
Example 2
The preparation method of the PVA/CBN composite fiber abrasive material comprises the following steps:
(1) Adding 30g of PVA powder into 100ml of water, soaking for 1 hour, then heating to 75 ℃, and stirring until the PVA powder is dissolved to prepare a PVA aqueous solution;
(2) Adding 50g of CBN abrasive micropowder with the granularity of M8/12 and 1g of corundum micropowder with the granularity of F1000 into the PVA aqueous solution obtained in the step (1), and uniformly stirring to obtain a mixed solution;
(3) And (3) spinning by using the mixed solution obtained in the step (2), wherein the spinning diameter is 80 mu m, and cutting the prepared filament into short filaments with the length of 400 mu m to obtain the PVA/CBN composite fiber abrasive.
The resin grinding wheel prepared from the PVA/CBN composite fiber abrasive comprises an abrasive layer and a base body, wherein the abrasive layer comprises the following raw materials in percentage by weight: 6% of phenolic resin liquid, 10% of epoxy resin liquid, 16% of phenolic resin powder, 16% of talcum powder and the balance of PVA/CBN composite fiber abrasive.
The preparation method of the resin grinding wheel comprises the following steps: according to the formula, the PVA/CBN composite fiber abrasive is added into the phenolic resin liquid and the epoxy resin liquid to be uniformly mixed, then the phenolic resin powder and the talcum powder are uniformly mixed, and then the phenolic resin powder and the talcum powder are uniformly mixed to obtain a molding material; pouring the mixture into a grinding wheel die, strickling and pressing for molding, wherein the molding density is 1.49g/cm 3 (ii) a The highest curing temperature is 150 ℃, and the curing time is 6 hours, so that the PVA/CBN composite fiber abrasive resin grinding wheel is prepared.
Example 3
The preparation method of the PVA/CBN composite fiber abrasive material comprises the following steps:
(1) Adding 10g of PVA powder into 100ml of water, heating to 85 ℃, and stirring until the PVA powder is dissolved to prepare a PVA aqueous solution;
(2) Adding 120g of abrasive CBN micro powder with the granularity of M2/4 and 20g of corundum micro powder with the granularity of F1500 into the PVA aqueous solution obtained in the step (1), and uniformly stirring to obtain a mixed solution;
(3) And (3) spinning by using the mixed solution obtained in the step (2), wherein the spinning diameter is 40 mu m, and cutting the prepared filament into short filaments with the length of 100 mu m to obtain the PVA/CBN composite fiber abrasive.
The resin grinding wheel prepared from the PVA/CBN composite fiber abrasive comprises an abrasive layer and a base body, wherein the abrasive layer comprises the following raw materials in percentage by weight: 4% of phenolic resin liquid, 7% of epoxy resin liquid, 8% of phenolic resin powder, 10% of talcum powder and the balance of PVA/CBN composite fiber abrasive.
The preparation method of the resin grinding wheel comprises the following steps: according to the formula, the PVA/CBN composite fiber abrasive is added into the phenolic resin liquid and the epoxy resin liquid to be uniformly mixed, then the phenolic resin powder and the talcum powder are uniformly mixed, and the phenolic resin powder and the talcum powder are uniformly mixed to obtain a molding material; pouring the mixture into a grinding wheel die, strickling and pressing for molding, wherein the molding density is 1.0g/cm 3 (ii) a The maximum curing temperature is 130 ℃, the curing time is 10 hours, and the PVA/CBN composite fiber abrasive resin grinding wheel is prepared.
Comparative example 1
The grinding wheel of this comparative example differs from the grinding wheel of example 1 in that: the abrasive of this comparative example did not undergo a spinning process with PVA, i.e. the grinding wheel formulation was: the abrasive layer comprises the following raw materials in percentage by weight: 11.7% of PVA powder, 2% of phenolic resin liquid, 3% of epoxy resin liquid, 10% of phenolic resin powder, 3% of cryolite powder, 62.5% of CBN micro powder as an abrasive and 7.8% of corundum micro powder (the dosage is the same as that in example 1).
Data of effect test
The results of comparison of the grinding performance of the grinding wheel of example 1 according to the invention with the grinding wheel of comparative example 1 under the same grinding conditions (grinding machine: model No. MM7120A test modified grinding machine; grinding wheel speed: 2800rpm; workpiece material: cr12MoV, HRC60-62; workpiece size: length, width, thickness, 200mm, 30mm, 5MM; grinding allowance: 0.1 MM.) are shown in table 1.
TABLE 1 grinding wheel grinding test comparison
From the data in table 1, it can be seen that: in the grinding wheel with the same specification, the grinding time of the grinding wheel is reduced by 22%, the grinding ratio is improved by 7%, and the surface roughness of the ground workpiece is basically consistent, which shows that the grinding efficiency and the durability of the grinding wheel are obviously improved under the action of the bird nest structure after the PVA/CBN composite fiber grinding material is adopted.
Claims (5)
1. The PVA/CBN composite fiber abrasive resin grinding wheel is characterized by consisting of an abrasive layer and a base body, wherein the abrasive layer comprises the following raw materials in percentage by weight: 2-8% of phenolic resin liquid, 3-15% of epoxy resin liquid, 5-20% of phenolic resin powder, 1-20% of auxiliary material and the balance of PVA/CBN composite fiber abrasive;
the PVA/CBN composite fiber abrasive is prepared by the following steps:
(1) Adding PVA powder into water, heating to 60-90 deg.c, stirring to dissolve to prepare PVA water solution;
(2) Adding an abrasive into the PVA aqueous solution obtained in the step (1) to obtain a mixed solution;
(3) Spinning and cutting the mixed solution obtained in the step (2) to obtain the PVA/CBN composite fiber abrasive;
in the step (2), the grinding material is CBN and/or corundum;
the spinning diameter of the step (3) is 30-250 μm, and the cutting length is 50-500 μm;
each PVA/CBN composite fiber abrasive comprises a plurality of small-particle CBN abrasives and/or corundum under the bonding action of PVA; after the grinding wheel is made, the fiber grinding materials are mutually lapped under the action of the resin bonding agent, the whole composite grinding material is not easy to fall off when the grinding force is applied, and the CBN single grinding material particles gradually fall off under the action of the grinding force, so that the service life of the grinding wheel is prolonged, and meanwhile, the grinding wheel is very sharp during grinding due to the fluffy structure of the grinding wheel, and the grinding efficiency of the grinding wheel is improved.
2. The PVA/CBN composite fiber abrasive resin grinding wheel of claim 1, wherein the auxiliary material is cryolite and/or talc.
3. The PVA/CBN composite fiber abrasive resin grinding wheel according to claim 1, wherein the PVA powder is added in water in an amount of 0.07-0.45g/ml, and the amount of the abrasive is 0.4-20 times the mass of the PVA powder.
4. The method for preparing the PVA/CBN composite fiber abrasive resin grinding wheel as claimed in any one of claims 1 to 3, which is characterized by comprising the following steps: uniformly mixing PVA/CBN composite fiber abrasive, phenolic resin liquid, epoxy resin liquid and phenolic resin powder, and then adding auxiliary materials and uniformly mixing to obtain a mixture; and (5) placing the mixture into a mold for molding and curing to obtain the grinding wheel.
5. The PVA/CBN composite fiber abrasive resin grinding wheel of any one of claims 1 to 3, which is used for high-precision grinding and polishing of metal surfaces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110889103.8A CN113618646B (en) | 2021-08-04 | 2021-08-04 | PVA/CBN composite fiber abrasive and resin grinding wheel prepared by same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110889103.8A CN113618646B (en) | 2021-08-04 | 2021-08-04 | PVA/CBN composite fiber abrasive and resin grinding wheel prepared by same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113618646A CN113618646A (en) | 2021-11-09 |
| CN113618646B true CN113618646B (en) | 2023-04-18 |
Family
ID=78382505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110889103.8A Active CN113618646B (en) | 2021-08-04 | 2021-08-04 | PVA/CBN composite fiber abrasive and resin grinding wheel prepared by same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113618646B (en) |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004351535A (en) * | 2003-05-27 | 2004-12-16 | Kurenooton Kk | Plate workpiece material grinding resinoid bonded wheel and manufacturing method thereof |
| CN102825557B (en) * | 2012-07-31 | 2015-07-15 | 安徽威铭耐磨材料有限公司 | Polyvinyl acetal resin grinding wheel and production method thereof |
| CN103481211B (en) * | 2013-08-31 | 2016-03-30 | 福州双屹砂轮有限公司 | A kind of high-accuracy grinding consolidation flexible sand wheel and manufacture method thereof |
| CN103465179B (en) * | 2013-09-05 | 2017-02-01 | 宁波大华砂轮有限公司 | Resin rough grinding wheel and preparation method thereof |
| CN103770021A (en) * | 2014-01-10 | 2014-05-07 | 当涂县南方红月磨具磨料有限公司 | Composite binding agent type cubic silicon carbide grinding wheel |
| CN103786104A (en) * | 2014-01-10 | 2014-05-14 | 当涂县南方红月磨具磨料有限公司 | PVA (polyvinyl alcohol) resin cubic boron nitride grinding wheel |
| CN103770018A (en) * | 2014-01-10 | 2014-05-07 | 当涂县南方红月磨具磨料有限公司 | Ceramic zirconia-corundum grinding wheel for high-speed grinding |
| CN105294964A (en) * | 2015-10-10 | 2016-02-03 | 薛典荣 | Zinc oxide coated CBN (cubic boron nitride) grinding material resin grinding wheel and preparation method of zinc oxide coated CBN grinding material resin grinding wheel |
| CN109227410B (en) * | 2018-09-27 | 2020-12-15 | 河南工业大学 | cBN composite abrasive and manufacturing method thereof |
| CN110453301A (en) * | 2019-09-25 | 2019-11-15 | 上海全宇生物科技遂平有限公司 | A kind of composite superfine diamond dust/vinal and preparation method thereof |
-
2021
- 2021-08-04 CN CN202110889103.8A patent/CN113618646B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN113618646A (en) | 2021-11-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108544384B (en) | Preparation method of artificial stone abrasive disc | |
| CN104526584A (en) | Diamond grinding wheel adopting resin and ceramic binding agent | |
| CN104816257B (en) | The manufacturing process of wire mark formula casting method diamond dry grinding disc | |
| CN111216037B (en) | Polishing pad and preparation method thereof | |
| JP2011067949A (en) | Abrasive tools for grinding electronic components | |
| CN100500375C (en) | Semi-sessile abrasive grain polishing method of plane stainless steel | |
| CN104209879B (en) | Method for manufacturing soluble fixed soft abrasive-polishing film | |
| CN109015425B (en) | Resin binder grinding wheel and preparation method thereof | |
| CN108081159A (en) | A kind of polyvinyl acetal resin grinding tool organogel forming method | |
| CN106112831B (en) | A kind of graphene modified ceramic grinding tool material and preparation method thereof | |
| CN102825557A (en) | Polyvinyl acetal resin grinding wheel and production method thereof | |
| CN105950114B (en) | A kind of outer membrane mixing diamond spherical abrasive material and preparation method thereof | |
| CN112659003A (en) | Self-sharpening superhard material grinding wheel and preparation method thereof | |
| CN104944956B (en) | Gel reaction-based polycrystalline nanometer diamond grinding tool preparation method | |
| CN113618646B (en) | PVA/CBN composite fiber abrasive and resin grinding wheel prepared by same | |
| CN108406619A (en) | The good polishing machine polishing disk of antioxidant wear-resistant performance and its preparation process | |
| CN109262477B (en) | Ceramic-metal composite bonding agent, diamond dressing roller obtained by using same and preparation method of roller | |
| CN111673628A (en) | Pore-forming elastic abrasive block material and preparation method of pore-forming elastic abrasive block | |
| CN108555783B (en) | Preparation method of artificial stone chamfering wheel | |
| CN109593515B (en) | Polycrystalline corundum abrasive and preparation method thereof | |
| CN110682203B (en) | Diamond composite material and preparation method and application thereof | |
| CN111805415B (en) | Porous resin grinding disc and preparation method thereof | |
| CN110340813B (en) | Grinding tool for processing single crystal sapphire and preparation method thereof | |
| CN110405649B (en) | Sol-gel polishing pellet added with soluble filler with water-resistant coating and preparation method thereof | |
| CN209207277U (en) | Flexible polishing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |