CN105821276A - Metal ceramic material - Google Patents

Metal ceramic material Download PDF

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Publication number
CN105821276A
CN105821276A CN201610347096.8A CN201610347096A CN105821276A CN 105821276 A CN105821276 A CN 105821276A CN 201610347096 A CN201610347096 A CN 201610347096A CN 105821276 A CN105821276 A CN 105821276A
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CN
China
Prior art keywords
parts
nbc
aln
component
preservative
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Pending
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CN201610347096.8A
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Chinese (zh)
Inventor
刘和来
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Individual
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Individual
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Priority to CN201610347096.8A priority Critical patent/CN105821276A/en
Publication of CN105821276A publication Critical patent/CN105821276A/en
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    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C30/00—Alloys containing less than 50% by weight of each constituent
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/04—Making non-ferrous alloys by powder metallurgy
    • C22C1/05—Mixtures of metal powder with non-metallic powder
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
    • C22C32/0005—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with at least one oxide and at least one of carbides, nitrides, borides or silicides as the main non-metallic constituents

Abstract

The invention discloses a metal ceramic material. The metal ceramic material comprises the following components in parts by weight: 10-35 parts of AlN, 20-30 parts of Al2O3, 10-20 parts of Al, 5-20 parts of Cu, 2-5 parts of NbC, 3-12 parts of Cr3C2, 5-15 parts of Co, 2-10 parts of Mn, 3-10 parts of Ni, 0.1-0.3 part of a dispersing agent, 0.2-0.4 part of antiseptic, 0.3-0.5 part of preservative, and 0.2-0.4 part of an antifoaming agent. The metal ceramic material is excellent in heat conductivity and low in thermal expansivity, and resists high temperature, corrosion and wear.

Description

A kind of cermet material
Technical field
Present invention relates particularly to a kind of cermet material.
Background technology
Ceramic-metal composite is by one or more ceramic phases and metal phase or alloy (being also matrix) institute group The composite become.Ceramic phase in ceramic metal is to have high-melting-point, the oxide of high rigidity or infusible compound, metal phase Mainly transition elements (ferrum, cobalt, nickel, chromium, tungsten, molybdenum etc.) and alloy thereof.Different according to each composition phase percentage, gold Belong to pottery to be divided into pottery as substrate with metal for substrate two class.Ceramic base ceramic metal mainly has following a few class: 1. aoxidize Thing based ceramic metal, with aluminium oxide, zirconium oxide, magnesium oxide, beryllium oxide etc. as matrix, is composited with tungsten, chromium or cobalt, tool Have high temperature resistant, resist chemical, heat conductivity are good, mechanical strength high, can be used as the earthenware of guided missile nozzle insert, smelting metal Crucible and metal cutting tool；2. carbide-base ceramics, with titanium carbide, carborundum, tungsten carbide etc. as matrix, with metallic cobalt, The metal composite such as nickel, chromium, tungsten, molybdenum form, and have high rigidity, high-wearing feature, the feature such as high temperature resistant, be used for manufacturing cutting tool, High-temperature bearing, sealing ring, pick up a die sleeve and turbine blade；3. nitride based ceramic metal, with titanium nitride, boron nitride, silicon nitride It is matrix with tantalum nitride, there is superhard, shaking property of heat resistanceheat resistant and good high temperature creep, apply less.But current metal pottery Porcelain poor thermal conductivity, coefficient of thermal expansion height, non-refractory, the most corrosion-resistant and abrasion.
Summary of the invention
Heat conductivity is good, coefficient of thermal expansion is low, high temperature resistant, corrosion-resistant and anti abrasive metal providing one for the purpose of the present invention Ceramic material.
Technology and method in order to solve the employing of the above-mentioned problem present invention are as follows:
A kind of cermet material, including the component of following weight: AlN, 10-35 parts；Al2O3, 20-30 part；Al, 10-20 part；Cu, 5-20 part；NbC, 2-5 part；Cr3C2, 3-12 part；Co, 5-15 part；Mn, 2-10 part；Ni, 3-10 part；Dispersion Agent, 0.1-0.3 part；Antifungus agent, 0.2-0.4 part；Preservative, 0.3-0.5 part；Defoamer, 0.2-0.4 part.
Further, including the component of following weight: AlN, 10 parts；Al2O3, 20 parts；Al, 10 parts；Cu, 5 parts； NbC, 2 parts；Cr3C2, 3 parts；Co, 5 parts；Mn, 2 parts；Ni, 3 parts；Dispersant, 0.1 part；Antifungus agent, 0.2 part；Preservative, 0.3 part； Defoamer, 0.2 part.
Further, including the component of following weight: AlN, 35 parts；Al2O3, 30 parts；Al, 20 parts；Cu, 20 parts； NbC, 5 parts；Cr3C2, 12 parts；Co, 15 parts；Mn, 10 parts；Ni, 10 parts；Dispersant, 0.3 part；Antifungus agent, 0.4 part；Preservative, 0.5 part；Defoamer, 0.4 part.
Further, including the component of following weight: AlN, 25 parts；Al2O3, 25 parts；Al, 15 parts；Cu, 10 parts； NbC, 3 parts；Cr3C2, 8 parts；Co, 10 parts；Mn, 6 parts；Ni, 7 parts；Dispersant, 0.2 part；Antifungus agent, 0.3 part；Preservative, 0.4 Part；Defoamer, 0.3 part.
Further, its preparation method comprises the steps:
(1) by component dispensing, the raw material prepared addition tumbling ball mill is carried out wet grinding；
(2) ball milling is to after the stipulated time, is filtered by slip, uses spray dryer to carry out atomization drying granulation；
(3) by after compressing for pellet, put in defat pressurization all-in-one oven and be sintered, can be prepared by.
The invention have the benefit that, compared to traditional SiC ceramic material, AlN pottery has lower thermal expansion Coefficient, high thermal conductivity and good mechanical property, finished product bending strength is high, and hardness, toughness are high；Furthermore adding Cr can be significantly Improve corrosion resistance and the thermostability of pottery；Add Cu can dispersion-strengtherning pottery Binder Phase, improve intensity；Adding Mn can Strengthening Binder Phase, improves the intensity of pottery；Add Cr3C2The obdurability of pottery can be improved, reduce coefficient of friction, improve wear-resisting Property；Add NbC and can improve the rigid of pottery.
Detailed description of the invention
Experimental example 1:
A kind of cermet material, including the component of following weight: AlN, 10 parts；Al2O3, 20 parts；Al, 10 parts；Cu, 5 parts；NbC, 2 parts；Cr3C2, 3 parts；Co, 5 parts；Mn, 2 parts；Ni, 3 parts；Dispersant, 0.1 part；Antifungus agent, 0.2 part；Preservative, 0.3 part；Defoamer, 0.2 part.
Its preparation method comprises the steps:
(1) by component dispensing, the raw material prepared addition tumbling ball mill is carried out wet grinding；
(2) ball milling is to after the stipulated time, is filtered by slip, uses spray dryer to carry out atomization drying granulation；
(3) by after compressing for pellet, put in defat pressurization all-in-one oven and be sintered, can be prepared by.
Experimental example 2:
A kind of cermet material,
Component including following weight: AlN, 35 parts；Al2O3, 30 parts；Al, 20 parts；Cu, 20 parts；NbC, 5 parts； Cr3C2, 12 parts；Co, 15 parts；Mn, 10 parts；Ni, 10 parts；Dispersant, 0.3 part；Antifungus agent, 0.4 part；Preservative, 0.5 part；Froth breaking Agent, 0.4 part.
Its preparation method comprises the steps:
(1) by component dispensing, the raw material prepared addition tumbling ball mill is carried out wet grinding；
(2) ball milling is to after the stipulated time, is filtered by slip, uses spray dryer to carry out atomization drying granulation；
(3) by after compressing for pellet, put in defat pressurization all-in-one oven and be sintered, can be prepared by.
Experimental example 3:
A kind of cermet material, including the component of following weight: AlN, 25 parts；Al2O3, 25 parts；Al, 15 parts；Cu, 10 parts；NbC, 3 parts；Cr3C2, 8 parts；Co, 10 parts；Mn, 6 parts；Ni, 7 parts；Dispersant, 0.2 part；Antifungus agent, 0.3 part；Anticorrosion Agent, 0.4 part；Defoamer, 0.3 part.
Its preparation method comprises the steps:
(1) by component dispensing, the raw material prepared addition tumbling ball mill is carried out wet grinding；
(2) ball milling is to after the stipulated time, is filtered by slip, uses spray dryer to carry out atomization drying granulation；
(3) by after compressing for pellet, put in defat pressurization all-in-one oven and be sintered, can be prepared by.
Experimental example:
Carry out existing SiC ceramic material and this cermet material testing comparison, the results are shown in Table one.
Comparison result tested by table one
Material Density Hardness Bending strength Thermal coefficient of expansion
SiC ceramic material 3.22g/cm3 76HRA 750N/mm2 3.8
Cermet material 5.83g/cm3 94HRA 913N/mm2 3.13
As can be seen here, this cermet material has higher hardness and bending strength compared to existing SiC ceramic material, And thermal coefficient of expansion is less, there is the preferably suitability.
The invention have the benefit that, compared to traditional SiC ceramic material, AlN pottery has lower thermal expansion Coefficient, high thermal conductivity and good mechanical property, finished product bending strength is high, and hardness, toughness are high；Furthermore adding Cr can be significantly Improve corrosion resistance and the thermostability of pottery；Add Cu can dispersion-strengtherning pottery Binder Phase, improve intensity；Adding Mn can Strengthening Binder Phase, improves the intensity of pottery；Add Cr3C2The obdurability of pottery can be improved, reduce coefficient of friction, improve wear-resisting Property；Add NbC and can improve the rigid of pottery.
The above, the only detailed description of the invention of the present invention, but protection scope of the present invention is not limited thereto, and any The change expected without creative work or replacement, all should contain within protection scope of the present invention, therefore, and the present invention's Protection domain should be as the criterion with the protection domain that claims are limited.

Claims (5)

1. a cermet material, it is characterised in that include the component of following weight: AlN, 10-35 parts；Al2O3, 20-30 part；Al, 10-20 part；Cu, 5-20 part；NbC, 2-5 part；Cr3C2, 3-12 part；Co, 5-15 part；Mn, 2-10 part；Ni, 3- 10 parts；Dispersant, 0.1-0.3 part；Antifungus agent, 0.2-0.4 part；Preservative, 0.3-0.5 part；Defoamer, 0.2-0.4 part.
Cermet material the most according to claim 1, it is characterised in that include the component of following weight: AlN, 10 parts；Al2O3, 20 parts；Al, 10 parts；Cu, 5 parts；NbC, 2 parts；Cr3C2, 3 parts；Co, 5 parts；Mn, 2 parts；Ni, 3 parts；Point Powder, 0.1 part；Antifungus agent, 0.2 part；Preservative, 0.3 part；Defoamer, 0.2 part.
Cermet material the most according to claim 2, it is characterised in that include the component of following weight: AlN, 35 parts；Al2O3, 30 parts；Al, 20 parts；Cu, 20 parts；NbC, 5 parts；Cr3C2, 12 parts；Co, 15 parts；Mn, 10 parts；Ni, 10 Part；Dispersant, 0.3 part；Antifungus agent, 0.4 part；Preservative, 0.5 part；Defoamer, 0.4 part.
Cermet material the most according to claim 3, it is characterised in that include the component of following weight: AlN, 25 parts；Al2O3, 25 parts；Al, 15 parts；Cu, 10 parts；NbC, 3 parts；Cr3C2, 8 parts；Co, 10 parts；Mn, 6 parts；Ni, 7 parts； Dispersant, 0.2 part；Antifungus agent, 0.3 part；Preservative, 0.4 part；Defoamer, 0.3 part.
Cermet material the most according to claim 1, it is characterised in that its preparation method comprises the steps:
(1) by component dispensing, the raw material prepared addition tumbling ball mill is carried out wet grinding；
(2) ball milling is to after the stipulated time, is filtered by slip, uses spray dryer to carry out atomization drying granulation；
(3) by after compressing for pellet, put in defat pressurization all-in-one oven and be sintered, can be prepared by.
CN201610347096.8A 2016-05-24 2016-05-24 Metal ceramic material Pending CN105821276A (en)

Priority Applications (1)

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Application Number Priority Date Filing Date Title
CN201610347096.8A CN105821276A (en) 2016-05-24 2016-05-24 Metal ceramic material

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CN105821276A true CN105821276A (en) 2016-08-03

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106957981A (en) * 2017-04-12 2017-07-18 芜湖扬展新材料科技服务有限公司 A kind of Hardmetal materials
CN107326249A (en) * 2017-06-27 2017-11-07 苏州菱慧电子科技有限公司 A kind of cermet material

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103540824A (en) * 2013-10-21 2014-01-29 江门市楚材科技有限公司 Cermet material
CN104178677A (en) * 2014-08-20 2014-12-03 青岛骏泽盛泰智能科技有限公司 Metal ceramic composite material
CN104388718A (en) * 2014-10-22 2015-03-04 苏州莱特复合材料有限公司 Metal ceramic composite material and preparation method thereof
CN104878270A (en) * 2015-05-27 2015-09-02 杨文澍 Metal ceramic composite material
CN105088047A (en) * 2015-08-28 2015-11-25 南通高欣耐磨科技股份有限公司 Enhanced metal ceramic abrasion-resistant composite material and preparation method thereof
CN105154741A (en) * 2015-08-31 2015-12-16 苏州莱特复合材料有限公司 High-temperature-resistant metal ceramic composite material and preparation method thereof

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103540824A (en) * 2013-10-21 2014-01-29 江门市楚材科技有限公司 Cermet material
CN104178677A (en) * 2014-08-20 2014-12-03 青岛骏泽盛泰智能科技有限公司 Metal ceramic composite material
CN104388718A (en) * 2014-10-22 2015-03-04 苏州莱特复合材料有限公司 Metal ceramic composite material and preparation method thereof
CN104878270A (en) * 2015-05-27 2015-09-02 杨文澍 Metal ceramic composite material
CN105088047A (en) * 2015-08-28 2015-11-25 南通高欣耐磨科技股份有限公司 Enhanced metal ceramic abrasion-resistant composite material and preparation method thereof
CN105154741A (en) * 2015-08-31 2015-12-16 苏州莱特复合材料有限公司 High-temperature-resistant metal ceramic composite material and preparation method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106957981A (en) * 2017-04-12 2017-07-18 芜湖扬展新材料科技服务有限公司 A kind of Hardmetal materials
CN107326249A (en) * 2017-06-27 2017-11-07 苏州菱慧电子科技有限公司 A kind of cermet material

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