CN102173753B - Aluminum oxide ceramic friction material prepared from aluminum profile industrial waste residue and preparation method thereof - Google Patents
Aluminum oxide ceramic friction material prepared from aluminum profile industrial waste residue and preparation method thereof Download PDFInfo
- Publication number
- CN102173753B CN102173753B CN2011100007577A CN201110000757A CN102173753B CN 102173753 B CN102173753 B CN 102173753B CN 2011100007577 A CN2011100007577 A CN 2011100007577A CN 201110000757 A CN201110000757 A CN 201110000757A CN 102173753 B CN102173753 B CN 102173753B
- Authority
- CN
- China
- Prior art keywords
- aluminum oxide
- friction material
- oxide ceramic
- aluminum
- time
- 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.)
- Expired - Fee Related
Links
Images
Abstract
The invention discloses a method for preparing an aluminum oxide ceramic friction material from aluminum profile industrial waste residue. The method comprises the following specific steps: (1) pretreating the aluminum profile industrial waste residue; (2) preparing the raw materials of the aluminum oxide ceramic friction material: preparing the raw materials, wherein the weight ratio of aluminum waste residue clinker to clay to talc to TiO2 to hexagonal boron nitride (BN) is (70-85):(5-20):(4-5):(1-2):4; performing the tertiary ball milling on the prepared raw materials, drying, and sieving with a 30-mesh sieve; (3) moulding the aluminum oxide ceramic friction material; and (4) sintering to obtain the aluminum oxide ceramic friction material. The friction material has the advantages of high mechanical strength and good friction and wear performance; the content of aluminum oxide in the aluminum profile industrial waste residue is up to 90%; the particles of the aluminum profile industrial waste residue are ultrafine and have high activity; and on the basis, a defined amount of sintering additive is added so as to effectively reduce the sintering temperature, save the energy and reduce the consumption.
Description
Technical field
The present invention relates to a kind of preparation method of aluminum oxide ceramic friction material, especially relate to a kind of method for preparing aluminum oxide ceramic friction material with the aluminium section bar industrial residue.
Background technology
At present, the treatment process of China's industrial residue is still more backward, take agricultural and simple landfill as main, not only have a strong impact on the normal production of aluminium manufacturer, cause secondary pollution, also take a large amount of soils, and made many useful chemical compositions in waste residue run off and waste, so the improvement of aluminium section bar plant industrial residue and fully utilize most important.
Al
2o
3pottery is cheap, has the performances such as high elastic coefficient, wear resistance, chemical stability, high-temperature stable and mechanics be stable preferably, is most widely used structural ceramics and ceramic material at present.In recent years, high-purity Al
2o
3pottery has had application widely at friction field.The cost of this friction materials is only for take 75% of material that polymkeric substance is matrix, but is but their 3～5 times work-ing life.Use Al
2o
3pottery replaces the fiber/resin sill can bring up to the use of the breaking system of machine of making bag 7 months to 2 years, and the high speed response capacity of friction materials is improved, and by being down at full speed the required time of zero velocity, is less than 20m/sec.This thermal expansivity with them is relevant, Al
2o
3with Fe, better the contact arranged, can not force to separate with Fe because of expansion as the fiber/resin material.
But preparing at present alumina ceramic material is mainly to take commercial alumina as main raw material, due to Al
2o
3self cationic charge is many, and radius is little, and the characteristics that ionic linkage is strong cause its lattice energy larger, and spread coefficient is lower, and sintering temperature is high.And the alumina content of aluminium section bar industrial residue is high, because the waste residue particle diameter is little, active large, the existence of the impurity in waste residue has simultaneously reduced the firing temperature of material effectively.
Summary of the invention
The object of the invention is to overcome above-mentioned defect, and the aluminum oxide ceramic friction material that a kind of physical strength prepared with the aluminium section bar industrial residue is high, friction and wear behavior is good is provided.Adopting the aluminium section bar plant industrial residue to replace commercial alumina is main raw material; and be aided with appropriate clay, talcum, titanium dioxide and solid lubricant six side BN; under atmospheric low-temperature, sintering has been developed aluminum oxide ceramic friction material; not only reduced raw materials cost; also realized protection of the environment and the purpose turned waste into wealth, there is significant economic and social benefits and application value simultaneously.
Another object of the present invention is to provide the preparation method of above-mentioned aluminum oxide ceramic friction material.
Purpose of the present invention is achieved through the following technical solutions:
A kind of method for preparing aluminum oxide ceramic friction material with the aluminium section bar industrial residue, concrete steps are as follows:
(1) pre-treatment of aluminium section bar industrial residue: the aluminium section bar industrial residue is carried out to ball milling for the first time, carry out suction filtration after 250 mesh sieves, after putting into 120 ℃ of oven dry of loft drier, carry out calcination processing in High Temperature Furnaces Heating Apparatus, obtain calcining aluminium section bar industrial residue grog after naturally cooling; Again this grog is carried out to ball milling for the second time, cross 250 mesh sieves, after the slip after sieving is dried, obtain the waste slag of aluminum grog;
(2) batching of aluminum oxide ceramic friction material: according to mass ratio, waste slag of aluminum grog: clay: talcum: TiO
2: six side BN=(70～85): (5～20): (4～5): (1～2): 4, prepared burden, the raw material prepared is carried out to ball milling for the third time, cross 30 mesh sieve granulations after drying;
(3) moulding of aluminum oxide ceramic friction material: by raw material powder compressing machine compression moulding, then be placed in loft drier, dry to base substrate water content≤1%;
(4) sintering of aluminum oxide ceramic friction material: dried base substrate is carried out to the atmospheric low-temperature sintering, then naturally cool to room temperature, obtain aluminum oxide ceramic friction material.
Preferably, described first, second and third ball milling is wet ball grinding, according to mass ratio, and material: ball: water=1: 2: 1 batching.
Preferably, described Ball-milling Time for the first time is 4h, and Ball-milling Time is 8 hours for the second time; The wet ball grinding mixing time is 1h for the third time.
Preferably, described water is deionized water, and ball is alumina globule.
Preferably, the described calcining temperature of step (1) is 1000 ℃, and temperature rise rate is 150 ℃/h, and soaking time is 1h.
Preferably, the described waste slag of aluminum grog of step (2): clay: talcum: TiO
2: six side BN=80: 10: 4.5: 1.5: 4.
Preferably, the method for the described compression moulding of step (3) is first 30MPa compression molding, then through static pressure such as 250MPa.
Preferably, the sintering temperature of the described atmospheric low-temperature sintering of step (4) is 1280～1320 ℃, and soaking time is 1～3h.
The present invention compared with prior art has following advantage:
(1) the present invention is recovery and the utilization to industrial residue, turns waste into wealth, and has protection of the environment, reduces costs and energy-saving and cost-reducing multi-meaning.
(2) after tested, the main component of aluminium section bar plant industrial residue is γ-AlOOH and the solid matter with undefined structure, and a small amount of Fe
3+, Si
4+, Ca
2+, K
+and Ti
+deng impurity.Its particle diameter is ultra-fine, and specific surface area is large, and surfactivity is very high, at high temperature can promote solid state reaction, reduces sintering temperature, thus save energy.
(3) utilize the aluminium section bar plant industrial residue to replace expensive commercial alumina to prepare aluminum oxide ceramic friction material, but the decrease production cost have very significant economic benefit.
(4) the present invention be take the aluminium section bar industrial residue as main raw material, and wherein the alumina content in the aluminium section bar industrial residue is up to 90%, and the main intensity of friction materials is born thus; Aluminium section bar industrial residue particle is ultra-fine simultaneously, active high, has added on this basis a certain amount of solubility promoter talcum and titanium dioxide, be conducive to the generation of liquid phase, promoted sintering, made it possible to prepare the aluminum oxide ceramic friction material of compact structure under lower sintering temperature, energy-saving and cost-reducing.
(5) the prepared aluminum oxide friction materials of the present invention is good in over-all properties, and bending strength is 217～292Mpa, and microhardness is 8.93～9.93Gpa, and frictional coefficient is 0.613～0.683, and wear rate is 5.53～6.87 * 10
-6mm
3(Nm)
-1, this friction materials physical strength is high, and mechanical property and friction and wear behavior are better.
The accompanying drawing explanation
Fig. 1 is preparation technology's schema of the present invention.
Embodiment
Below in conjunction with specific embodiment, the present invention is more specifically described in detail, but embodiments of the present invention are not limited to this, for not dated especially processing parameter, can carry out with reference to routine techniques.
Embodiment 1
100g aluminium section bar industrial residue is put into to ball grinder and carry out wet ball grinding, according to the mass ratio material: ball: water=1: 2: 1 batch mixing (material refers to the aluminium section bar industrial residue, and water is deionized water, and ball is alumina globule), ball milling 4 hours, carry out suction filtration after 250 mesh sieves, after putting into 120 ℃ of oven dry of loft drier, carry out calcination processing in High Temperature Furnaces Heating Apparatus, calcining temperature is 1000 ℃, temperature rise rate is 150 ℃/h, and soaking time is 1h, obtains calcining aluminium section bar industrial residue grog after naturally cooling; To calcine aluminium section bar industrial residue grog and carry out again wet ball grinding, according to the mass ratio material: ball: water=1: 2: 1 batch mixing, ball milling 8 hours, after 250 mesh sieves, obtain waste slag of aluminum grog used after will the slip after sieving drying; According to the waste slag of aluminum grog: clay: talcum: TiO
2: six side BN=70: 20: 4: 2: 4, prepared burden, the raw material prepared is carried out to wet ball grinding in ball grinder, according to the mass ratio material: ball: water=1: 2: 1 batch mixing, ball milling 1h, cross 30 mesh sieve granulations after drying; By raw material powder compressing machine compression moulding, forming pressure is 30MPa, then molding blank is carried out to the static pressure such as 250MPa, then is placed in loft drier, dries to base substrate water content≤1%; Dried base substrate is put into to High Temperature Furnaces Heating Apparatus, and 1320 ℃ of sintering, naturally cool to room temperature after being incubated 2 hours, obtains aluminum oxide ceramic friction material.The prepared aluminum oxide ceramic friction material of the present embodiment, bending strength is 217Mpa, and microhardness is 8.93Gpa, and frictional coefficient is 0.683, and wear rate is 6.87 * 10
-6mm
3(Nm)
-1.
Embodiment 2
The present embodiment difference from Example 1 is: according to the waste slag of aluminum grog: clay: talcum: TiO
2: six side BN=75: 15: 4: 2: 4, prepared burden.The bending strength of the prepared aluminum oxide ceramic friction material of the present embodiment is 224Mpa, and microhardness is 9.02Gpa, and frictional coefficient is 0.675, and wear rate is 6.81 * 10
-6mm
3(Nm)
-1.
Embodiment 3
The present embodiment difference from Example 1 is: according to the waste slag of aluminum grog: clay: talcum: TiO
2: six side BN=80: 10: 4: 2: 4, prepared burden.The bending strength of the prepared aluminum oxide ceramic friction material of the present embodiment is 258Mpa, and microhardness is 9.64Gpa, and frictional coefficient is 0.642, and wear rate is 6.03 * 10
-6mm
3(Nm)
-1.
Embodiment 4
The present embodiment difference from Example 1 is: according to the waste slag of aluminum grog: clay: talcum: TiO
2: six side BN=85: 5: 4: 2: 4, prepared burden.The bending strength of the prepared aluminum oxide ceramic friction material of the present embodiment is 246Mpa, and microhardness is 9.51Gpa, and frictional coefficient is 0.635, and wear rate is 6.27 * 10
-6mm
3(Nm)
-1.
Embodiment 5
The present embodiment difference from Example 1 is: according to the waste slag of aluminum grog: clay: talcum: TiO
2: six side BN=80: 10: 4.5: 1.5: 4, prepared burden.The prepared aluminum oxide ceramic friction material of the present embodiment, bending strength is 292Mpa, and microhardness is 9.93Gpa, and frictional coefficient is 0.625, and wear rate is 5.53 * 10
-6mm
3(Nm)
-1, mechanical property and friction and wear behavior are better.
Embodiment 6
The present embodiment difference from Example 1 is: according to the waste slag of aluminum grog: clay: talcum: TiO
2: six side BN=80: 10: 5: 1: 4, prepared burden.The prepared aluminum oxide ceramic friction material of the present embodiment, bending strength is 274Mpa, and microhardness is 9.83Gpa, and frictional coefficient is 0.613, and wear rate is 5.69 * 10
-6mm
3(Nm)
-1, mechanical property and friction and wear behavior are better.
Embodiment 7
The difference of the present embodiment and embodiment 5 is: firing temperature prepared by aluminum oxide ceramic friction material is 1300 ℃.The bending strength of the prepared aluminum oxide ceramic friction material of the present embodiment is 267Mpa, and microhardness is 9.76Gpa, and frictional coefficient is 0.638, and wear rate is 5.96 * 10
-6mm
3(Nm)
-1.
Embodiment 8
The difference of the present embodiment and embodiment 5 is: firing temperature prepared by aluminum oxide ceramic friction material is 1280 ℃.The bending strength of the prepared aluminum oxide ceramic friction material of the present embodiment is 253Mpa, and microhardness is 9.34Gpa, and frictional coefficient is 0.657, and wear rate is 6.78 * 10
-6mm
3(Nm)
-1.
Embodiment 9
The difference of the present embodiment and embodiment 5 is: soaking time prepared by aluminum oxide ceramic friction material is 1h.The bending strength of the prepared aluminum oxide ceramic friction material of the present embodiment is 265Mpa, and microhardness is 9.72Gpa, and frictional coefficient is 0.652, and wear rate is 6.02 * 10-6mm
3(Nm)
-1.
Embodiment 10
The difference of the present embodiment and embodiment 5 is: soaking time prepared by aluminum oxide ceramic friction material is 3h.The bending strength of the prepared aluminum oxide ceramic friction material of the present embodiment is 266Mpa, and microhardness is 9.75Gpa, and frictional coefficient is 0.637, and wear rate is 5.71 * 10-6mm
3(Nm)
-1.
Above-described embodiment is preferably embodiment of the present invention; but embodiments of the present invention are not restricted to the described embodiments; other any do not deviate from change, the modification done under spirit of the present invention and principle, substitutes, combination, simplify; all should be equivalent substitute mode, within being included in protection scope of the present invention.
Claims (3)
1. a method for preparing aluminum oxide ceramic friction material with the aluminium section bar industrial residue, is characterized in that, concrete steps are as follows:
(1) pre-treatment of aluminium section bar industrial residue: the aluminium section bar industrial residue is carried out to ball milling for the first time, carry out suction filtration after 250 mesh sieves, after putting into 120 ℃ of oven dry of loft drier, carry out calcination processing in High Temperature Furnaces Heating Apparatus, calcining temperature is 1000 ℃, temperature rise rate is 150 ℃/h, and soaking time is 1h, obtains calcining aluminium section bar industrial residue grog after naturally cooling; Again this grog is carried out to ball milling for the second time, cross 250 mesh sieves, after the slip after sieving is dried, obtain the waste slag of aluminum grog;
(2) batching of aluminum oxide ceramic friction material: according to mass ratio, waste slag of aluminum grog: clay: talcum: TiO
2: six side BN=(70～85): (5～20): (4～5): (1～2): 4, prepared burden, the raw material prepared is carried out to ball milling for the third time, cross 30 mesh sieve granulations after drying;
(3) moulding of aluminum oxide ceramic friction material: by raw material powder compressing machine compression moulding, the method for described compression moulding is first 30MPa compression molding, then, through static pressure such as 250MPa, then is placed in loft drier, dries to base substrate water content≤1%;
(4) sintering of aluminum oxide ceramic friction material: dried base substrate is carried out to the atmospheric low-temperature sintering, the sintering temperature of described atmospheric low-temperature sintering is 1280～1320 ℃, soaking time is 1～3h, then naturally cools to room temperature, obtains aluminum oxide ceramic friction material;
Described first, second and third ball milling is wet ball grinding, according to mass ratio, and material: ball: water=1:2:1 batching; Described Ball-milling Time for the first time is 4h, and Ball-milling Time is 8 hours for the second time; The ball mill mixing time is 1h for the third time.
2. method according to claim 1, is characterized in that, described water is deionized water, and ball is alumina globule.
3. method according to claim 1, is characterized in that, the described waste slag of aluminum grog of step (2): clay: talcum: TiO
2: six side BN=80:10:4.5:1.5:4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100007577A CN102173753B (en) | 2011-01-04 | 2011-01-04 | Aluminum oxide ceramic friction material prepared from aluminum profile industrial waste residue and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100007577A CN102173753B (en) | 2011-01-04 | 2011-01-04 | Aluminum oxide ceramic friction material prepared from aluminum profile industrial waste residue and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102173753A CN102173753A (en) | 2011-09-07 |
| CN102173753B true CN102173753B (en) | 2013-12-11 |
Family
ID=44517051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011100007577A Expired - Fee Related CN102173753B (en) | 2011-01-04 | 2011-01-04 | Aluminum oxide ceramic friction material prepared from aluminum profile industrial waste residue and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102173753B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102976794B (en) * | 2012-11-30 | 2014-07-02 | 华南理工大学 | Method for preparing ceramic fusion cake from aluminum profile industrial residues |
| CN102976714B (en) * | 2012-11-30 | 2014-10-08 | 华南理工大学 | Ceramic wall tile prepared from aluminum profile industrial residues and preparation method thereof |
| CN103319162B (en) * | 2013-06-19 | 2015-10-28 | 华南理工大学 | Aluminium section bar industrial residue is utilized to prepare bule and white porcelain base substrate and method thereof |
| RU2553694C2 (en) * | 2013-08-20 | 2015-06-20 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Братский государственный университет" | Raw mixture for manufacturing wall ceramics |
| CN104387034A (en) * | 2014-10-29 | 2015-03-04 | 安徽省皖捷液压科技有限公司 | Aluminum oxide ceramic and preparation method thereof |
| CN106396643A (en) * | 2016-09-14 | 2017-02-15 | 长沙市西欧电子科技有限公司 | Method for recycling and reusing aluminum oxide ceramic waste |
| CN108341660B (en) * | 2017-01-23 | 2020-04-10 | 郑州大学 | Ceramic using industrial waste residue as auxiliary agent and preparation method thereof |
| CN114289133B (en) * | 2021-12-30 | 2023-03-24 | 中国地质大学（武汉） | Nano treatment method of layered clay mineral |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1557713A (en) * | 2004-02-07 | 2004-12-29 | 福州大学 | Method for preparing aluminum oxide utilizing industrial sludge of aluminium section bar plant |
| CN1793007A (en) * | 2005-12-08 | 2006-06-28 | 福州大学 | Process for preparing aluminium oxide wear-resisting porcelain ball by industrial mud of aluminium section bar plant and preparation process thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080047653A1 (en) * | 2006-08-28 | 2008-02-28 | Kan Shih-Wei | Method for manufacturing multi-layer ceramic substrate |
-
2011
- 2011-01-04 CN CN2011100007577A patent/CN102173753B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1557713A (en) * | 2004-02-07 | 2004-12-29 | 福州大学 | Method for preparing aluminum oxide utilizing industrial sludge of aluminium section bar plant |
| CN1793007A (en) * | 2005-12-08 | 2006-06-28 | 福州大学 | Process for preparing aluminium oxide wear-resisting porcelain ball by industrial mud of aluminium section bar plant and preparation process thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102173753A (en) | 2011-09-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102173753B (en) | Aluminum oxide ceramic friction material prepared from aluminum profile industrial waste residue and preparation method thereof | |
| JP5647359B2 (en) | Method for preparing α-alumina abrasive | |
| CN101962287B (en) | Processable aluminium oxide base composite ceramic material and preparation method thereof | |
| CN102363286B (en) | Steel blank grinding abrasion wheel adopting microcrystal ceramic bonding agents | |
| CN107935575B (en) | High-purity low-creep fused mullite brick and preparation method thereof | |
| CN103626481B (en) | A kind of preparation method utilizing waste ceramic roller rod synthesis of dichroite material | |
| CN104829218B (en) | Bimodal active alumina micropowder and preparation method | |
| CN103755332B (en) | Desert wind sand is utilized to prepare the method for cordierite ceramic | |
| CN103641503B (en) | Anti-erosion mullite brick for blast furnace and preparation method thereof | |
| CN110436907A (en) | A method of utilizing preparing mullite from gangue | |
| CN105294138A (en) | Doublet aluminum oxide micropowder and preparation method thereof | |
| CN100436369C (en) | Method for preparing corundum bricks composite with Nano alpha-Al2O3 | |
| CN112299766B (en) | Heat storage material and preparation method thereof | |
| CN105084877A (en) | Preparation method for ceramic binder used for rapid synthesis of CBN abrasive tools by microwave method | |
| CN106588001A (en) | High-performance ceramic material and preparation method thereof | |
| CN103373856A (en) | High-stress-strain low-creepage high-thermal-shock-resistance refractory brick and manufacturing method thereof | |
| CN105198393B (en) | High emissivity infrared energy-conserving diphase ceramic material and preparation method thereof | |
| CN102229500A (en) | Preparation method for compact zirconite overflow brick with high breaking-resistance and low expansion | |
| CN103951451B (en) | The manufacture method of high-strength wearable lining brick | |
| CN101186489A (en) | High antifouling ceramic tile and preparation method thereof | |
| CN107793049A (en) | A kind of energy-saving processing technique using twin beams kiln calcined limestone | |
| CN112500182B (en) | Preparation method for in-situ synthesis of mullite whisker ceramic material | |
| CN102515719A (en) | High tenacity alumina base composite ceramic and preparation method thereof | |
| CN101768004B (en) | Low-pore in situ oriental topaz brick and preparation method thereof | |
| CN114436631A (en) | Preparation method of fly ash-based porous ceramic |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131211 Termination date: 20200104 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |