CN105819852A - Composite high-strength zirconia ceramic material and preparation method thereof - Google Patents

Composite high-strength zirconia ceramic material and preparation method thereof Download PDF

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CN105819852A
CN105819852A CN201610162730.0A CN201610162730A CN105819852A CN 105819852 A CN105819852 A CN 105819852A CN 201610162730 A CN201610162730 A CN 201610162730A CN 105819852 A CN105819852 A CN 105819852A
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parts
temperature
zirconia ceramics
composite high
boride
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刘莉
王爽
邱晶
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Suzhou Netshape Composite Materials Co Ltd
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    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/48—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on zirconium or hafnium oxides, zirconates, zircon or hafnates
    • C—CHEMISTRY; METALLURGY
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    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/38—Non-oxide ceramic constituents or additives
    • C04B2235/3804—Borides
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
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    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/38—Non-oxide ceramic constituents or additives
    • C04B2235/3804—Borides
    • C04B2235/3813—Refractory metal borides
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
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    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/38—Non-oxide ceramic constituents or additives
    • C04B2235/3852—Nitrides, e.g. oxynitrides, carbonitrides, oxycarbonitrides, lithium nitride, magnesium nitride
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
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    • C04B2235/3891—Silicides, e.g. molybdenum disilicide, iron silicide

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Abstract

The invention discloses a composite high-strength zirconia ceramic material and a preparation method thereof.The ceramic material comprises 20-40 parts of zirconium oxide, 5-12 parts of silicon carbide, 4-10 parts of tungsten carbide, 3-7 parts of boron nitride, 3-7 parts of zirconium boride, 2-7 parts of molybdenum boride, 2-6 parts of tungsten silicide, 2-6 parts of barium silicide, 2-4 parts of vanadium silicide and 3-6 parts of tantalum boride.The preparation method includes the following steps that 1, all ingredients are subjected to mechanical milling in a ball mill; 2, after ball milling is conducted, the ceramic material is subjected to high-temperature sintering in a sintering furnace, the temperature raising rate is 30-70 DDG C/min, the temperature is raised to 900-950 DEG C in the first place, the temperature is maintained unchanged for 2 hours, then the temperature is raised to 1250-1350 DEG C, the temperature is maintained unchanged for 3 hours and then lowered to the room temperature, and the composite high-strength zirconia ceramic material is prepared.

Description

A kind of composite high-strength zirconia ceramics material and preparation method thereof
Technical field
The invention belongs to composite ceramic material field, relate to a kind of composite high-strength zirconia ceramics material and preparation side thereof Method.
Background technology
In terms of structural ceramics, owing to zirconia ceramics has high tenacity, high-flexural strength and a high-wearing feature, excellent every Hot property, thermal coefficient of expansion, close to advantages such as steel, is therefore widely used in structural ceramics field.Mainly have: Y-TZP grinds Ball, dispersion and abrasive media, nozzle, ball valve ball seat, zirconium oxide mould, mini-fan axle center, optical fiber contact pins, optical fiber sleeve, draw Silk mould and cutting tool, wear resistant cutters, fasteners for clothing, watchcase and watchband, bangle and pendant, ball bearing, golf light Type bat and wear-resisting zero device of other room temperature etc..
Its performance of the ceramic material that single zirconium oxide is formed is the most single, it is impossible to meet the use in multiple fields, In order to be effectively improved its performance, need its pottery constituent is optimized, improve the comprehensive of zirconia ceramics material Energy.
Summary of the invention
Solve the technical problem that: it is an object of the invention to effectively improve zirconia ceramics material comprcssive strength and Bending strength, improves the performance of zirconia ceramics material, improves its performance for chemical tool.
Technical scheme: for above problem, the invention discloses a kind of composite high-strength zirconia ceramics material, described Composite high-strength zirconia ceramics material includes the material of following weight:
Zirconium oxide 20-40 part,
Carborundum 5-12 part,
Tungsten carbide 4-10 part,
Boron nitride 3-7 part,
Zirconium boride 3-7 part,
Molybdenum boride 2-7 part,
Tungsten silicide 2-6 part,
Barium slilicide 2-6 part,
Vanadium silicide 2-4 part,
Tantalum boride 3-6 part.
Preferably, described a kind of composite high-strength zirconia ceramics material, including the material of following weight:
Zirconium oxide 25-35 part,
Carborundum 6-10 part,
Tungsten carbide 6-9 part,
Boron nitride 4-6 part,
Zirconium boride 4-6 part,
Molybdenum boride 3-6 part,
Tungsten silicide 3-5 part,
Barium slilicide 3-5 part,
Vanadium silicide 3-4 part,
Tantalum boride 4-5 part.
The preparation method of a kind of composite high-strength zirconia ceramics material, comprises the following steps:
Step 1: the most respectively by zirconium oxide 20-40 part, carborundum 5-12 part, tungsten carbide 4-10 part, boron nitride 3-7 part, Zirconium boride 3-7 part, molybdenum boride 2-7 part, tungsten silicide 2-6 part, barium slilicide 2-6 part, vanadium silicide 2-4 part, tantalum boride 3-6 part are at ball milling Mechanical ball milling in machine, drum's speed of rotation is 100-300rpm, and in ball mill, ratio of grinding media to material is 15:1-30:1, and Ball-milling Time is 1-4h；
Step 2: after ball milling, ceramic material high temperature sintering in sintering furnace, heating rate is 30-70 DEG C/min, first rises high temperature Degree, to 900-950 DEG C, keeps temperature-resistant 2h, then is increased to temperature and is 1250-1350 DEG C, keeps temperature-resistant 3h, is reduced to Room temperature, is prepared as composite high-strength zirconia ceramics material.
The preparation method of described a kind of composite high-strength zirconia ceramics material, ball in ball mill in described step (1) Material ratio is 20:1.
The preparation method of described a kind of composite high-strength zirconia ceramics material, in described step (1), Ball-milling Time is 3h。
The preparation method of described a kind of composite high-strength zirconia ceramics material, first rises high-temperature in described step (2) To 930 DEG C.
The preparation method of described a kind of composite high-strength zirconia ceramics material, is increased to temperature in described step (2) again Degree is 1300 DEG C.
Beneficial effect: the nitride ceramics added in the composite high-strength zirconia ceramics material of the present invention and silicide ceramics Comprcssive strength and the bending strength of zirconia ceramics material it has been effectively improved, resisting of the zirconia ceramics material of preparation Deng material Compressive Strength has reached more than 208MPa, and bending strength has reached more than 150MPa, has the best mechanical strength.
Detailed description of the invention
Embodiment 1
Step 1: the most respectively by zirconium oxide 40 parts, carborundum 5 parts, tungsten carbide 10 parts, boron nitride 7 parts, zirconium boride 3 parts, Molybdenum boride 2 parts, tungsten silicide 6 parts, barium slilicide 2 parts, vanadium silicide 4 parts, 3 parts of mechanical ball millings in ball mill of tantalum boride, ball mill turns Speed is 300rpm, and in ball mill, ratio of grinding media to material is 30:1, and Ball-milling Time is 4h；
Step 2: after ball milling, ceramic material high temperature sintering in sintering furnace, heating rate is 70 DEG C/min, first rises high-temperature extremely 950 DEG C, keep temperature-resistant 2h, then to be increased to temperature be 1350 DEG C, keep temperature-resistant 3h, be reduced to room temperature, be prepared as multiple Close high-strength zirconia ceramics material.
The comprcssive strength of the zirconia ceramics material of embodiment 1 is 208MPa, and bending strength is 154MPa.
Embodiment 2
Step 1: the most respectively by zirconium oxide 20 parts, carborundum 12 parts, tungsten carbide 4 parts, boron nitride 3 parts, zirconium boride 7 parts, Molybdenum boride 7 parts, tungsten silicide 2 parts, barium slilicide 6 parts, vanadium silicide 2 parts, 6 parts of mechanical ball millings in ball mill of tantalum boride, ball mill turns Speed is 100rpm, and in ball mill, ratio of grinding media to material is 15:1, and Ball-milling Time is 1h；
Step 2: after ball milling, ceramic material high temperature sintering in sintering furnace, heating rate is 30 DEG C/min, first rises high-temperature extremely 900 DEG C, keep temperature-resistant 2h, then to be increased to temperature be 1250 DEG C, keep temperature-resistant 3h, be reduced to room temperature, be prepared as multiple Close high-strength zirconia ceramics material.
The comprcssive strength of the zirconia ceramics material of embodiment 2 is 212MPa, and bending strength is 157MPa.
Embodiment 3
Step 1: the most respectively by zirconium oxide 35 parts, carborundum 10 parts, tungsten carbide 6 parts, boron nitride 6 parts, zirconium boride 4 parts, Molybdenum boride 3 parts, tungsten silicide 3 parts, barium slilicide 5 parts, vanadium silicide 4 parts, 5 parts of mechanical ball millings in ball mill of tantalum boride, ball mill turns Speed is 300rpm, and in ball mill, ratio of grinding media to material is 30:1, and Ball-milling Time is 4h；
Step 2: after ball milling, ceramic material high temperature sintering in sintering furnace, heating rate is 70 DEG C/min, first rises high-temperature extremely 950 DEG C, keep temperature-resistant 2h, then to be increased to temperature be 1350 DEG C, keep temperature-resistant 3h, be reduced to room temperature, be prepared as multiple Close high-strength zirconia ceramics material.
The comprcssive strength of the zirconia ceramics material of embodiment 3 is 226MPa, and bending strength is 168MPa.
Embodiment 4
Step 1: the most respectively by zirconium oxide 25 parts, carborundum 6 parts, tungsten carbide 9 parts, boron nitride 4 parts, zirconium boride 6 parts, boron Change molybdenum 6 parts, tungsten silicide 5 parts, barium slilicide 3 parts, vanadium silicide 3 parts, 4 parts of mechanical ball millings in ball mill of tantalum boride, drum's speed of rotation For 100rpm, in ball mill, ratio of grinding media to material is 15:1, and Ball-milling Time is 1h；
Step 2: after ball milling, ceramic material high temperature sintering in sintering furnace, heating rate is 30 DEG C/min, first rises high-temperature extremely 900 DEG C, keep temperature-resistant 2h, then to be increased to temperature be 1250 DEG C, keep temperature-resistant 3h, be reduced to room temperature, be prepared as multiple Close high-strength zirconia ceramics material.
The comprcssive strength of the zirconia ceramics material of embodiment 4 is 230MPa, and bending strength is 173MPa.
Embodiment 5
Step 1: the most respectively by zirconium oxide 30 parts, carborundum 8 parts, tungsten carbide 7 parts, boron nitride 5 parts, zirconium boride 5 parts, boron Change molybdenum 4 parts, tungsten silicide 4 parts, barium slilicide 4 parts, vanadium silicide 3 parts, 5 parts of mechanical ball millings in ball mill of tantalum boride, drum's speed of rotation For 100rpm, in ball mill, ratio of grinding media to material is 15:1, and Ball-milling Time is 1h；
Step 2: after ball milling, ceramic material high temperature sintering in sintering furnace, heating rate is 30 DEG C/min, first rises high-temperature extremely 900 DEG C, keep temperature-resistant 2h, then to be increased to temperature be 1250 DEG C, keep temperature-resistant 3h, be reduced to room temperature, be prepared as multiple Close high-strength zirconia ceramics material.
The comprcssive strength of the zirconia ceramics material of embodiment 5 is 254MPa, and bending strength is 182MPa.
Comparative example 1
Step 1: the most respectively by zirconium oxide 40 parts, carborundum 5 parts, tungsten carbide 10 parts, boron nitride 7 parts, molybdenum boride 2 parts, Tungsten silicide 6 parts, vanadium silicide 4 parts, 3 parts of mechanical ball millings in ball mill of tantalum boride, drum's speed of rotation is 300rpm, ball in ball mill Material ratio is 30:1, and Ball-milling Time is 4h；
Step 2: after ball milling, ceramic material high temperature sintering in sintering furnace, heating rate is 70 DEG C/min, first rises high-temperature extremely 950 DEG C, keep temperature-resistant 2h, then to be increased to temperature be 1350 DEG C, keep temperature-resistant 3h, be reduced to room temperature, be prepared as multiple Close high-strength zirconia ceramics material.
The comprcssive strength of the zirconia ceramics material of comparative example 1 is 182MPa, and bending strength is 140MPa.
Comparative example 2
Step 1: the most respectively by zirconium oxide 40 parts, carborundum 5 parts, tungsten carbide 10 parts, boron nitride 7 parts, zirconium boride 3 parts, Barium slilicide 2 parts, vanadium silicide 4 parts, 3 parts of mechanical ball millings in ball mill of tantalum boride, drum's speed of rotation is 300rpm, ball in ball mill Material ratio is 30:1, and Ball-milling Time is 4h；
Step 2: after ball milling, ceramic material high temperature sintering in sintering furnace, heating rate is 70 DEG C/min, first rises high-temperature extremely 950 DEG C, keep temperature-resistant 2h, then to be increased to temperature be 1350 DEG C, keep temperature-resistant 3h, be reduced to room temperature, be prepared as multiple Close high-strength zirconia ceramics material.
The comprcssive strength of the zirconia ceramics material of comparative example 2 is 188MPa, and bending strength is 137MPa.

Claims (7)

1. a composite high-strength zirconia ceramics material, it is characterised in that described composite high-strength zirconia ceramics material includes The material of following weight:
Zirconium oxide 20-40 part,
Carborundum 5-12 part,
Tungsten carbide 4-10 part,
Boron nitride 3-7 part,
Zirconium boride 3-7 part,
Molybdenum boride 2-7 part,
Tungsten silicide 2-6 part,
Barium slilicide 2-6 part,
Vanadium silicide 2-4 part,
Tantalum boride 3-6 part.
A kind of composite high-strength zirconia ceramics material the most according to claim 1, it is characterised in that described composite high-strength Zirconia ceramics material includes the material of following weight:
Zirconium oxide 25-35 part,
Carborundum 6-10 part,
Tungsten carbide 6-9 part,
Boron nitride 4-6 part,
Zirconium boride 4-6 part,
Molybdenum boride 3-6 part,
Tungsten silicide 3-5 part,
Barium slilicide 3-5 part,
Vanadium silicide 3-4 part,
Tantalum boride 4-5 part.
3. the preparation method of a composite high-strength zirconia ceramics material, it is characterised in that described composite high-strength zirconium oxide pottery The preparation method of ceramic material comprises the following steps:
Step 1: the most respectively by zirconium oxide 20-40 part, carborundum 5-12 part, tungsten carbide 4-10 part, boron nitride 3-7 part, Zirconium boride 3-7 part, molybdenum boride 2-7 part, tungsten silicide 2-6 part, barium slilicide 2-6 part, vanadium silicide 2-4 part, tantalum boride 3-6 part are at ball milling Mechanical ball milling in machine, drum's speed of rotation is 100-300rpm, and in ball mill, ratio of grinding media to material is 15:1-30:1, and Ball-milling Time is 1-4h；
Step 2: after ball milling, ceramic material high temperature sintering in sintering furnace, heating rate is 30-70 DEG C/min, first rises high temperature Degree, to 900-950 DEG C, keeps temperature-resistant 2h, then is increased to temperature and is 1250-1350 DEG C, keeps temperature-resistant 3h, is reduced to Room temperature, is prepared as composite high-strength zirconia ceramics material.
The preparation method of a kind of composite high-strength zirconia ceramics material the most according to claim 3, it is characterised in that described Step (1) in ball mill ratio of grinding media to material be 20:1.
The preparation method of a kind of composite high-strength zirconia ceramics material the most according to claim 3, it is characterised in that described Step (1) in Ball-milling Time be 3h.
The preparation method of a kind of composite high-strength zirconia ceramics material the most according to claim 3, it is characterised in that described Step (2) in first rise high-temperature to 930 DEG C.
The preparation method of a kind of composite high-strength zirconia ceramics material the most according to claim 3, it is characterised in that described Step (2) in be increased to temperature again be 1300 DEG C.
CN201610162730.0A 2016-03-22 2016-03-22 Composite high-strength zirconia ceramic material and preparation method thereof Pending CN105819852A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106278254A (en) * 2016-08-09 2017-01-04 东莞市晶谷新材料技术有限公司 A kind of high-strength and high ductility ceramic composite and the application in manufacturing cutter thereof

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002029840A (en) * 2000-07-17 2002-01-29 Toshiba Corp Zirconia-based ceramic material
CN104876584A (en) * 2015-04-15 2015-09-02 苏州维泰生物技术有限公司 Zirconium silicide based composite ceramic material and preparation method thereof

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002029840A (en) * 2000-07-17 2002-01-29 Toshiba Corp Zirconia-based ceramic material
CN104876584A (en) * 2015-04-15 2015-09-02 苏州维泰生物技术有限公司 Zirconium silicide based composite ceramic material and preparation method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106278254A (en) * 2016-08-09 2017-01-04 东莞市晶谷新材料技术有限公司 A kind of high-strength and high ductility ceramic composite and the application in manufacturing cutter thereof
CN106278254B (en) * 2016-08-09 2019-04-12 东莞市晶谷新材料技术有限公司 A kind of high-strength and high ductility ceramic composite and its application in manufacture cutter

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Application publication date: 20160803