CN104326749B - A kind of high strength nanophase ceramic material and preparation method thereof - Google Patents
A kind of high strength nanophase ceramic material and preparation method thereof Download PDFInfo
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Abstract
A kind of high strength nanophase ceramic material and preparation method thereof, relates to field of material technology, is made up of each component of following mass fraction: (1) carborundum, 18 32 parts；(2) tungsten carbide, 15 25 parts of (3) nanometers MnO, 49 parts；(4) Nb2O5, 38 parts；(5) TaSe2, 48 parts；(6) nano zine oxide, 58 parts；(7) nano zircite, 5 15 parts；(8) sintering aid, 6 10 parts.The preparation method of a kind of high strength nanophase ceramic material is to be prepared by hot setting method.The nano ceramic material that high strength nanophase ceramic material of the present invention and preparation method thereof provides has the feature of high intensity and high tenacity, and character is more stable simultaneously, has the performances such as high temperature resistant and wear-resisting, can be as cutter or special property ceramic material.
Description
Technical field
The invention belongs to field of material technology, particularly to a kind of, there is high intensity and excellent high temperature resistant, the nanometer pottery of anti-wear performance
Ceramic material and preparation method thereof.
Background technology
Nano ceramics, refers to that the thing in microstructure has the ceramic material of nano-scale dimension mutually, crystallite dimension, grain boundary width,
Second phase distribution, flaw size etc. are all in the level of nanometer scale.Nano ceramics to be prepared, this be accomplished by solve: powder
Scale topography and the control of particle diameter distribution, the control of aggregate and dispersion；The control of volume morphing, defect, roughness and composition.
Nano ceramic material can be divided into two big types according to performance: a class is nano-structural ceramic, and another kind of is Nano-functional Ceramics.
The former is by adding nano particle in traditional ceramics powder, or by traditional ceramics powder nanometer, by sintering solidification
Time control solidification or the crystallization size of phase and distribution, thus change microstructure of ceramics to improve the nanometer obtained by its mechanical property
Ceramic material, these mechanical properties have hardness, intensity, plasticity and toughness etc..The latter is to have receiving of unique function by interpolation
Mutually or particle, or this fails the nanometer by fine with specific function that shows completely when conventional micron level to rice
Ceramic material, these specific functions include acoustics, optics, electricity, magnetics, biologically active, sensitiveness etc. to environment.Right
Ensureing on the basis of certain function sometimes for taking into account certain mechanical property in Nano-functional Ceramics.
Patent document " a kind of high strength nanophase ceramic composite insulation material and the preparation side thereof of Application No. 200910230613.3
Method ", disclose the preparation method of a kind of high strength nanophase ceramic, it is made up of the raw material of following weight part ratio: floating bead 120～
180 parts, silicon ash 10～50 parts, potassium titanate crystal whisker 35～60 parts, Silica hydrogel or inorganic bond or Silica hydrogel and inorganic bond
The mixture 500 of agent～600 parts, titanium dioxide 5～24 parts, kaolin 8～12 parts, diatomite 10～16 parts, alumina silicate fibre
Grid cloth 50～108 parts.This kind of nanophase ceramic composite insulation material compression strength is high, and thermal conductivity factor is little, can high temperature resistant 800 DEG C～
1000 DEG C, and have the highest compression deformation rate, material unit weight is light, and economic benefit and social benefit are good.It follows that this high intensity is received
Rice ceramic material is nano-structural ceramic, is addition nano particle in traditional ceramic material, to reach the high-strength of composite
The mechanical properties such as degree.But, actually this technical scheme is based on silicon, moderate strength, does not reach a higher level.
The patent document " a kind of nano ceramic material and preparation method thereof " of Application No. 201310672641.7, discloses one
The nano ceramic material of high intensity includes following components by weight percentage: nanometer ZrO26-7 part, sub-micron Al2O335-38 part,
Nano TiC 25-28 part, nanometer BN2.2-5 part and nanometer B4C3-5 part, surplus is nano-MgO.
It follows that this nanocomposite ceramic material is to use its nanometer or submicron order material, compound interpolation nano titanium carbide
(TiC), nm-class boron nitride (BN) and nano boron carbide (B4C) obtain High-strength nano composite ceramic material, therefore, have
High rigidity and the performance of high intensity, but its fracture property is general, and fragility strengthens, as cutter material, it is impossible to Long-Time Service.
Summary of the invention
Present invention solves the technical problem that: for the deficiencies in the prior art, overcome the defect of prior art, the present invention provides a kind of
High strength nanophase ceramic material and preparation method thereof.
Technical scheme: a kind of high strength nanophase ceramic material, is made up of each component of following mass fraction:
(1) carborundum, 18-32 part；
(2) tungsten carbide, 15-25 part
(3) nanometer MnO, 4-9 part；
(4)Nb2O5, 3-8 part；
(5)TaSe2, 4-8 part；
(6) nano zine oxide, 5-8 part；
(7) nano zircite, 5-15 part；
(8) sintering aid, 6-10 part.
As preferably, sintering aid is one or more of nano magnesia, titanium oxide, silica or calcium oxide.
As preferably, sintering aid is nano magnesia and titanium oxide.
As preferably, the mass ratio of nano magnesia and titanium oxide is 1-2:1.
A kind of preparation method of high strength nanophase ceramic material, preparation process is as follows:
(1) weigh: accurately weigh each component；
(2) mixing: each component mixed, after stirring, adds alcohol, stirs 0.5-1h, post-drying；
(3) grind: the mixture of step (2) is put into grinder and is ground；
(4) calcining: the mixture that step (3) obtains is put into mould, carries out high-temperature calcination；
(5) cooling: after calcining terminates, be cooled to room temperature, takes out, i.e. obtains high strength nanophase ceramic material.
As preferably, it it is 1100 DEG C-1500 DEG C by the temperature of high-temperature calcination in step (4).
As preferably, it is 3-6GPa by the pressure of high-temperature calcination in step (4).
As preferably, it is 2-8h by the time of high-temperature calcination in step (4).
Beneficial effect: high strength nanophase ceramic material that the present invention provides and preparation method thereof, is a kind of functional nano ceramics
Material, by adding nano material, reaches even beyond tradition pottery from structure and performance, and adds in traditional ceramics
The nano-structural ceramic of nano material.
The present invention, for reaching preferable intensity and toughness, with carborundum and tungsten carbide as material of main part, carborundum and tungsten carbide this
Body i.e. has the feature of high rigidity and high intensity, more on this basis, adds Multimetal oxide, regulates the tough of ceramic material
Property and high-temperature stability, therefore, high strength nanophase ceramic material of the present invention and preparation method thereof provide nano ceramic material have
High intensity and the feature of high tenacity, character is more stable simultaneously, has the performances such as high temperature resistant and wear-resisting, can be as cutter or special type
Performance ceramic material.
Detailed description of the invention
In order to be further appreciated by the present invention, below in conjunction with embodiment, the preferred embodiment of the invention is described, but should manage
Solving, these describe simply as further illustrating the features and advantages of the present invention rather than limiting to the claimed invention.
Embodiment 1:
A kind of high strength nanophase ceramic material, is made up of each component of following mass fraction: (1) carborundum, 18 parts；(2)
Tungsten carbide, 15 parts；(3) nanometer MnO, 4 parts；(4)Nb2O5, 3 parts；(5)TaSe2, 4 parts；(6) nano oxidized
Zinc, 5 parts；(7) nano zircite, 5 parts；(8) nano magnesia, 6 parts.
The preparation method provided according to the present invention prepares the preparation method of high strength nanophase ceramic material, and preparation process is as follows:
(1) weigh: accurately weigh each component；
(2) mixing: each component mixed, after stirring, adds alcohol, stirs 0.5h, post-drying；
(3) grind: the mixture of step (2) is put into grinder and is ground；
(4) calcining: the mixture that step (3) obtains being put into mould, carries out high-temperature calcination, temperature is 1200 DEG C, pressure
For 4GPa, the time is 4h；
(5) cooling: after calcining terminates, be cooled to room temperature, takes out, i.e. obtains high strength nanophase ceramic material.
Embodiment 2:
A kind of high strength nanophase ceramic material, is made up of each component of following mass fraction: (1) carborundum, 32 parts；(2)
Tungsten carbide, 25 parts；(3) nanometer MnO, 9 parts；(4)Nb2O5, 8 parts；(5)TaSe2, 8 parts；(6) nano oxidized
Zinc, 8 parts；(7) nano zircite, 15 parts；(8) titanium oxide, 10 parts.
The preparation method provided according to the present invention prepares the preparation method of high strength nanophase ceramic material, and preparation process is as follows:
(1) weigh: accurately weigh each component；
(2) mixing: each component mixed, after stirring, adds alcohol, stirs 1h, post-drying；
(3) grind: the mixture of step (2) is put into grinder and is ground；
(4) calcining: the mixture that step (3) obtains being put into mould, carries out high-temperature calcination, temperature is 1500 DEG C, pressure
For 5GPa, the time is 3h；
(5) cooling: after calcining terminates, be cooled to room temperature, takes out, i.e. obtains high strength nanophase ceramic material.
Embodiment 3:
A kind of high strength nanophase ceramic material, is made up of each component of following mass fraction: (1) carborundum, 23 parts；(2)
Tungsten carbide, 20 parts；(3) nanometer MnO, 7 parts；(4)Nb2O5, 5 parts；(5)TaSe2, 7 parts；(6) nano oxidized
Zinc, 6 parts；(7) nano zircite, 11 parts；(8) nano magnesia 4 parts and titanium oxide 4 parts.
The preparation method provided according to the present invention prepares the preparation method of high strength nanophase ceramic material, and preparation process is as follows:
(1) weigh: accurately weigh each component；
(2) mixing: each component mixed, after stirring, adds alcohol, stirs 0.5h, post-drying；
(3) grind: the mixture of step (2) is put into grinder and is ground；
(4) calcining: the mixture that step (3) obtains being put into mould, carries out high-temperature calcination, temperature is 1300 DEG C, pressure
For 4GPa, the time is 5h；
(5) cooling: after calcining terminates, be cooled to room temperature, takes out, i.e. obtains high strength nanophase ceramic material.
Embodiment 4:
A kind of high strength nanophase ceramic material, is made up of each component of following mass fraction: (1) carborundum, 27 parts；(2)
Tungsten carbide, 18 parts；(3) nanometer MnO, 5 parts；(4)Nb2O5, 5 parts；(5)TaSe2, 6 parts；(6) nano oxidized
Zinc, 7 parts；(7) nano zircite, 12 parts；(8) silica, 7 parts.
The preparation method provided according to the present invention prepares the preparation method of high strength nanophase ceramic material, and preparation process is as follows:
(1) weigh: accurately weigh each component；
(2) mixing: each component mixed, after stirring, adds alcohol, stirs 1h, post-drying；
(3) grind: the mixture of step (2) is put into grinder and is ground；
(4) calcining: the mixture that step (3) obtains being put into mould, carries out high-temperature calcination, temperature is 1400 DEG C, pressure
For 5GPa, the time is 4h；
(5) cooling: after calcining terminates, be cooled to room temperature, takes out, i.e. obtains high strength nanophase ceramic material.
Embodiment 5:
A kind of high strength nanophase ceramic material, is made up of each component of following mass fraction: (1) carborundum, 26 parts；(2)
Tungsten carbide, 22 parts；(3) nanometer MnO, 8 parts；(4)Nb2O5, 6 parts；(5)TaSe2, 5 parts；(6) nano oxidized
Zinc, 8 parts；(7) nano zircite, 13 parts；(8) calcium oxide, 8 parts.
The preparation method provided according to the present invention prepares the preparation method of high strength nanophase ceramic material, and preparation process is as follows:
(1) weigh: accurately weigh each component；
(2) mixing: each component mixed, after stirring, adds alcohol, stirs 0.5h, post-drying；
(3) grind: the mixture of step (2) is put into grinder and is ground；
(4) calcining: the mixture that step (3) obtains being put into mould, carries out high-temperature calcination, temperature is 1400 DEG C, pressure
For 4GPa, the time is 5h；
(5) cooling: after calcining terminates, be cooled to room temperature, takes out, i.e. obtains high strength nanophase ceramic material.
Patent document " a kind of high strength nanophase ceramic composite insulation material and the preparation side thereof of Application No. 200910230613.3
Method " disclosed in technical scheme prepare nano ceramic material, for control group；Above-described embodiment and control group are carried out material property
Test, measures nano ceramic material and carries out the performance test of hardness, intensity and toughness, and result is as shown in table 1:
Table 1 nano ceramic material hardness, intensity and toughness properties measure
As seen from table, on hardness performance, embodiment 1-5 is above control group, performance excellence, and wherein embodiment 2 hardness is
Excellent；In strength character, embodiment 1-5 is above control group, significant difference, embodiment 2 best performance；In fracture toughness
In performance, embodiment 1-5 is above control group, and gap is relatively big, and wherein the performance of embodiment 2 is best.
It follows that the high strength nanophase ceramic material that the present invention provides has higher hardness, intensity and toughness.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses the present invention.To these
The multiple amendment of embodiment will be apparent from for those skilled in the art, generic principles defined herein
Can realize in other embodiments without departing from the spirit or scope of the present invention.Therefore, the present invention will not be by
It is limited to the embodiments shown herein, and is to fit to consistent with principles disclosed herein and features of novelty the widest
Scope.
Claims (7)
1. a high strength nanophase ceramic material, it is characterised in that be made up of each component of following mass fraction:
(1) carborundum, 18-32 part；
(2) tungsten carbide, 15-25 part
(3) nanometer MnO, 4-9 part；
(4) Nb2O5, 3-8 part；
(5) TaSe2, 4-8 part；
(6) nano zine oxide, 5-8 part；
(7) nano zircite, 5-15 part；
(8) sintering aid, 6-10 part.
High strength nanophase ceramic material the most according to claim 1, it is characterised in that: sintering aid is one or more of nano magnesia, titanium oxide, silica or calcium oxide.
High strength nanophase ceramic material the most according to claim 1, it is characterised in that: sintering aid is nano magnesia and titanium oxide.
High strength nanophase ceramic material the most according to claim 3, it is characterised in that: the mass ratio of nano magnesia and titanium oxide is 1-2:1.
5. the preparation method according to the high strength nanophase ceramic material described in any one of claim 1-4, it is characterised in that preparation process is as follows:
(1) weigh: accurately weigh each component；
(2) mixing: each component mixed, after stirring, adds alcohol, stirs 0.5-1h, post-drying；
(3) grind: the mixture of step (2) is put into grinder and is ground；
(4) calcining: the mixture that step (3) obtains being put into mould, carries out high-temperature calcination, the pressure of high-temperature calcination is 3-6GPa；
(5) cooling: after calcining terminates, be cooled to room temperature, takes out, i.e. obtains high strength nanophase ceramic material.
The preparation method of high strength nanophase ceramic material the most according to claim 5, it is characterised in that: in step (4), the temperature of high-temperature calcination is 1100 DEG C-1500 DEG C.
The preparation method of high strength nanophase ceramic material the most according to claim 5, it is characterised in that: in step (4), the time of high-temperature calcination is 2-8h.
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| CN105294109A (en) * | 2015-09-25 | 2016-02-03 | 洛阳暖盈电子技术有限公司 | Heat-resistant nano ceramic coating |
| CN105367100A (en) * | 2015-10-27 | 2016-03-02 | 合肥龙多电子科技有限公司 | Aluminum nitride-silicon carbide composite circuit board substrate material enhanced by anti-corrosive high-density nanometer titanium nitride and preparation method thereof |
| CN106242580A (en) * | 2016-07-29 | 2016-12-21 | 余姚市巧迪电器厂 | A kind of boron nitride based composite ceramic mold materials and preparation method thereof |
| CN106242574A (en) * | 2016-07-30 | 2016-12-21 | 余姚市巧迪电器厂 | A kind of tungsten carbide-base composite ceramic die material and preparation method thereof |
| CN108608056B (en) * | 2016-12-15 | 2019-11-12 | 江苏来德福汽车部件有限公司 | It is a kind of for cutting the blade of steel band or aluminium strip |
| GB201713532D0 (en) * | 2017-08-23 | 2017-10-04 | Element Six Gmbh | Cemented carbide material |
| CN109501396B (en) * | 2017-09-14 | 2021-06-22 | 东莞市荣腾纳米科技有限公司 | Light guide and heat insulation film and preparation method thereof |
| CN107512913B (en) * | 2017-09-30 | 2020-06-05 | 桐乡清锋科技有限公司 | Preparation method of high-temperature-resistant high-strength nano ceramic material |
| CN110218093A (en) * | 2019-06-21 | 2019-09-10 | 王群喜 | A kind of high intensity low-temperature sintered ceramics material and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102292307A (en) * | 2008-12-22 | 2011-12-21 | 六号元素（产品）（控股）公司 | Ultra hard/hard composite materials |
| CN103641458A (en) * | 2013-12-12 | 2014-03-19 | 张桂生 | High-temperature nano composite ceramic material and preparation method thereof |
| CN103641456A (en) * | 2013-12-12 | 2014-03-19 | 刘秀端 | High-strength nano composite ceramic material and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102292307A (en) * | 2008-12-22 | 2011-12-21 | 六号元素（产品）（控股）公司 | Ultra hard/hard composite materials |
| CN103641458A (en) * | 2013-12-12 | 2014-03-19 | 张桂生 | High-temperature nano composite ceramic material and preparation method thereof |
| CN103641456A (en) * | 2013-12-12 | 2014-03-19 | 刘秀端 | High-strength nano composite ceramic material and preparation method thereof |
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