CN108624286A - High compactness abrasive material and preparation method thereof - Google Patents
High compactness abrasive material and preparation method thereof Download PDFInfo
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- CN108624286A CN108624286A CN201810371026.5A CN201810371026A CN108624286A CN 108624286 A CN108624286 A CN 108624286A CN 201810371026 A CN201810371026 A CN 201810371026A CN 108624286 A CN108624286 A CN 108624286A
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- preparation
- powder
- abrasive material
- binder
- high compactness
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- 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
- C09K3/1454—Abrasive powders, suspensions and pastes for polishing
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Polishing Bodies And Polishing Tools (AREA)
Abstract
The invention discloses a kind of high compactness abrasive materials and preparation method thereof, wherein the preparation method includes：1) preparation of powder：In the presence of a solvent, it is reacted after aluminum nitrate and ammonium carbonate being mixed, mixture M 1 is made；It is dry after mixture M 1 is filtered, powder is made；It will be calcined after powder mull, powder be made；2) preparation of abrasive material：Powder obtained, binder and processing aid in step 1) are mixed, high compactness abrasive material is made.The present invention is by aluminum nitrate and ammonium carbonate hybrid reaction in the presence of a solvent, it is then filtered and is dried, it will further be calcined after the powder mull after above-mentioned drying, powder is made, then the powder and binder and processing aid are mixed, so that abrasive material obtained has better compactness after being prepared into grinding tool through the above way, to greatly improve the performance of grinding tool obtained.
Description
Technical field
The present invention relates to grinding tool material body fields, and in particular, to high compactness abrasive material and preparation method thereof.
Background technology
Grinding tool is a kind of tool for being ground, grinding and polishing, and in machine-building, intermetallic composite coating, grain processing, is made
The fields such as paper industry are widely used.And composition material of the abrasive material as grinding tool, the property of material will largely effect on grinding tool
Performance, and the compactness of grinding tool often largely effects on its grinding performance.
Therefore it provides one kind can improve grinding tool compactness, can suppress more the high compactness abrasive material of consolidation and its
The problem of preparation method is urgent need to resolve of the present invention.
Invention content
For the above-mentioned prior art, the purpose of the present invention is to provide one kind capable of improving grinding tool compactness, can suppress
Obtain the high compactness abrasive material and preparation method thereof of more consolidation.
To achieve the goals above, the present invention provides a kind of preparation methods of high compactness abrasive material, wherein the preparation
Method includes：
1) preparation of powder：In the presence of a solvent, it is reacted after aluminum nitrate and ammonium carbonate being mixed, mixture is made
M1；It is dry after mixture M 1 is filtered, powder is made；It will be calcined after powder mull, powder be made；
2) preparation of abrasive material：Powder obtained, binder and processing aid in step 1) are mixed, high compactness mill is made
Material.
The present invention also provides a kind of according to high compactness abrasive material made from preparation method described above.
Through the above technical solutions, the present invention is by aluminum nitrate and ammonium carbonate hybrid reaction in the presence of a solvent, and
It is filtered and is dried afterwards, will further be calcined after the powder mull after above-mentioned drying, powder is made, then by the powder
Expect to mix with binder and processing aid, so that abrasive material obtained has more preferably after being prepared into grinding tool through the above way
Compactness, to greatly improve the performance of grinding tool obtained.
Other features and advantages of the present invention will be described in detail in subsequent specific embodiment part.
Specific implementation mode
The specific implementation mode of the present invention is described in detail below.It should be understood that described herein specific
Embodiment is merely to illustrate and explain the present invention, and is not intended to restrict the invention.
The endpoint of disclosed range and any value are not limited to the accurate range or value herein, these ranges or
Value should be understood as comprising the value close to these ranges or value.For numberical range, between the endpoint value of each range, respectively
It can be combined with each other between the endpoint value of a range and individual point value, and individually between point value and obtain one or more
New numberical range, these numberical ranges should be considered as specific open herein.
The present invention provides a kind of preparation methods of high compactness abrasive material, wherein the preparation method includes：
1) preparation of powder：In the presence of a solvent, it is reacted after aluminum nitrate and ammonium carbonate being mixed, mixture is made
M1；It is dry after mixture M 1 is filtered, powder is made；It will be calcined after powder mull, powder be made；
2) preparation of abrasive material：Powder obtained, binder and processing aid in step 1) are mixed, high compactness mill is made
Material.
Aluminum nitrate and ammonium carbonate hybrid reaction in the presence of a solvent are then filtered and are done by the present invention
It is dry, it will further be calcined after the powder mull after above-mentioned drying, powder be made, then helps the powder and binder and processing
Agent mixes, so that abrasive material obtained has better compactness after being prepared into grinding tool through the above way, to significantly
Improve the performance of grinding tool obtained.
In a kind of preferred embodiment of the present invention, in step 1), the solvent is selected from water and/or ethyl alcohol.
The dosage of above-mentioned raw materials can select in a wide range, for example, in a kind of more preferably embodiment, relatively
In the aluminum nitrate of 10 parts by weight, the dosage of the ammonium carbonate is 10-20 parts by weight.
In a kind of more preferably embodiment of the present invention, mixed process is 60-80 to be placed in temperature in step 1)
20-50min is reacted under conditions of DEG C.
In further preferred embodiment, in step 1), drying temperature is 100-120 DEG C.
In another preferred embodiment of the present invention, calcination process includes warming-up section and constant temperature zone.
In further preferred embodiment, the heating rate of warming-up section is 5-10 DEG C/min；The time of constant temperature zone is 5-
15h；Calcination temperature is 1100-1300 DEG C.
The binder can be selected according to actual needs, for example, in a kind of preferred embodiment of the present invention
In, the binder is selected from toner.In further preferred embodiment, the processing aid is selected from silicon carbide, oxidation
It is one or more in titanium, cerium oxide and molybdenum disulfide.
In another preferred embodiment of the present invention, the weight ratio of the powder, binder and processing aid is 4-
6:2-3:1。
The present invention also provides a kind of according to high compactness abrasive material made from preparation method described above.
The present invention will be described in detail by way of examples below.The binder is selected from phenolic resin.
Embodiment 1
1) preparation of powder：The aluminum nitrate of 10 parts by weight and the ammonium carbonate of 10 parts by weight are respectively mixed with water, nitre is made
Sal volatile is then added dropwise to mixing in aluminum nitrate solution and is placed in the item that temperature is 60 DEG C by sour aluminum solutions and sal volatile
20min is reacted under part, mixture M 1 is made；The filtering of mixture M 1 is placed on to dry under conditions of temperature is 100 DEG C, obtained powder
End；Powder mull is placed on to be warming up under conditions of 1100 DEG C under conditions of heating rate is 5 DEG C/min and calcines 5h, powder is made
Material；
2) preparation of abrasive material：By powder obtained in the step 1) of 4 parts by weight, the binder of 2 parts by weight and 1 parts by weight
Processing aid is (by silicon carbide：Cerium oxide is according to weight ratio 1:1 is made) mixing, high compactness abrasive material A1 is made.Abrasive material A1 is added
It is molded, grinding tool is made, the porosity for detecting the grinding tool is 2.1%.
Embodiment 2
1) preparation of powder：The aluminum nitrate of 10 parts by weight and the ammonium carbonate of 20 parts by weight are respectively mixed with water, nitre is made
Sal volatile is then added dropwise to mixing in aluminum nitrate solution and is placed in the item that temperature is 80 DEG C by sour aluminum solutions and sal volatile
50min is reacted under part, mixture M 1 is made；The filtering of mixture M 1 is placed on to dry under conditions of temperature is 120 DEG C, obtained powder
End；Powder mull is placed on to be warming up under conditions of 1300 DEG C under conditions of heating rate is 10 DEG C/min and calcines 15h, is made
Powder；
2) preparation of abrasive material：By powder obtained in the step 1) of 6 parts by weight, the binder of 3 parts by weight and 1 parts by weight
Processing aid is (by silicon carbide：Cerium oxide is according to weight ratio 1:1 is made) mixing, high compactness abrasive material A2 is made.Abrasive material A2 is added
It is molded, grinding tool is made, the porosity for detecting the grinding tool is 2.6%.
Embodiment 3
1) preparation of powder：The aluminum nitrate of 10 parts by weight and the ammonium carbonate of 15 parts by weight are respectively mixed with water, nitre is made
Sal volatile is then added dropwise to mixing in aluminum nitrate solution and is placed in the item that temperature is 70 DEG C by sour aluminum solutions and sal volatile
30min is reacted under part, mixture M 1 is made；The filtering of mixture M 1 is placed on to dry under conditions of temperature is 110 DEG C, obtained powder
End；Powder mull is placed on to be warming up under conditions of 1200 DEG C under conditions of heating rate is 8 DEG C/min and calcines 10h, is made
Powder；
2) preparation of abrasive material：By powder obtained in the step 1) of 5 parts by weight, the binder of 2 parts by weight and 1 parts by weight
Processing aid is (by silicon carbide：Cerium oxide is according to weight ratio 1:1 is made) mixing, high compactness abrasive material A3 is made.Abrasive material A3 is added
It is molded, grinding tool is made, the porosity for detecting the grinding tool is 2.4%.
Embodiment 4
It is prepared according to the preparation method of embodiment 1, unlike, without warming-up section, being placed directly within temperature is
It is calcined under conditions of 1100 DEG C, high compactness abrasive material A4 is made.Abrasive material A4 is press-formed, grinding tool is made, detects the grinding tool
The porosity is 3.5%.
Embodiment 5
It is prepared according to the preparation method of embodiment 2, unlike, powder, binder and processing aid are (by being carbonized
Silicon：Cerium oxide is according to weight ratio 1:1 is made) according to 3:1:1 ratio mixing, is made high compactness abrasive material A5.Abrasive material A5 is added
It is molded, grinding tool is made, the porosity for detecting the grinding tool is 3.6%.
Comparative example 1
It is prepared according to the preparation method of embodiment 1, unlike, it is calcined after not being ground to powder, mill is made
Expect D1.Abrasive material D1 is press-formed, grinding tool is made, the porosity for detecting the grinding tool is 5.6%.
Comparative example 2
It is prepared according to the preparation method of embodiment 2, unlike, aluminum nitrate is replaced with into ferric nitrate, abrasive material is made
D2.Abrasive material D2 is press-formed, grinding tool is made, the porosity for detecting the grinding tool is 6.3%.
The preferred embodiment of the present invention has been described above in detail, still, during present invention is not limited to the embodiments described above
Detail can carry out a variety of simple variants to technical scheme of the present invention within the scope of the technical concept of the present invention, this
A little simple variants all belong to the scope of protection of the present invention.
It is further to note that specific technical features described in the above specific embodiments, in not lance
In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the present invention to it is various can
The combination of energy no longer separately illustrates.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally
The thought of invention, it should also be regarded as the disclosure of the present invention.
Claims (10)
1. a kind of preparation method of high compactness abrasive material, which is characterized in that the preparation method includes：
1) preparation of powder：In the presence of a solvent, it is reacted after aluminum nitrate and ammonium carbonate being mixed, mixture M 1 is made；
It is dry after mixture M 1 is filtered, powder is made；It will be calcined after powder mull, powder be made；
2) preparation of abrasive material：Powder obtained, binder and processing aid in step 1) are mixed, high compactness abrasive material is made.
2. preparation method according to claim 1, wherein in step 1), the solvent is selected from water and/or ethyl alcohol.
3. preparation method according to claim 1 or 2, wherein relative to the aluminum nitrate of 10 parts by weight, the carbonic acid
The dosage of ammonium is 10-20 parts by weight.
4. preparation method according to claim 1 or 2, wherein mixed process is 60-80 DEG C to be placed in temperature in step 1)
Under conditions of react 20-50min.
5. preparation method according to claim 1 or 2, wherein in step 1), drying temperature is 100-120 DEG C.
6. preparation method according to claim 1 or 2, wherein calcination process includes warming-up section and constant temperature zone.
7. preparation method according to claim 6, wherein the heating rate of warming-up section is 5-10 DEG C/min；
The time of constant temperature zone is 5-15h；
Calcination temperature is 1100-1300 DEG C.
8. preparation method according to claim 1 or 2, wherein the binder is selected from toner；
The processing aid is one or more in silicon carbide, titanium oxide, cerium oxide and molybdenum disulfide.
9. preparation method according to claim 1 or 2, wherein the weight ratio of the powder, binder and processing aid is
4-6:2-3:1。
10. high compactness abrasive material made from a kind of preparation method according to any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810371026.5A CN108624286A (en) | 2018-04-24 | 2018-04-24 | High compactness abrasive material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810371026.5A CN108624286A (en) | 2018-04-24 | 2018-04-24 | High compactness abrasive material and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108624286A true CN108624286A (en) | 2018-10-09 |
Family
ID=63694207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810371026.5A Withdrawn CN108624286A (en) | 2018-04-24 | 2018-04-24 | High compactness abrasive material and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108624286A (en) |
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2018
- 2018-04-24 CN CN201810371026.5A patent/CN108624286A/en not_active Withdrawn
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