CN105908045A

CN105908045A - High-strength oxide-based metal ceramic lining plate and preparation method therefor

Info

Publication number: CN105908045A
Application number: CN201610481424.3A
Authority: CN
Inventors: 王莹
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-06-23
Filing date: 2016-06-23
Publication date: 2016-08-31

Abstract

The invention discloses a high-strength oxide-based metal ceramic lining plate and a preparation method therefor. The high-strength oxide-based metal ceramic lining plate is prepared from the following raw materials in parts by weight: 45-55 parts of magnesium oxide, 10-20 parts of zirconium dioxide, 10-20 parts of ferromolybdenum powder, 3-10 parts of magnesium powder, 4-9 parts of lawsonite powder, 10-15 parts of corundum powder, 10-20 parts of calcite in powder, 3-8 parts of graphene, 3-6 parts of potassium oxide, 4-8 parts of yttrium oxide, 1-3 parts of vanadium carbide and 5-8 parts of kaolin. The high-strength oxide-based metal ceramic lining plate prepared by the method disclosed by the invention is high in strength, has the characteristics of excellent wear resistance, impact resistance, chemical corrosion resistance and low-temperature toughness, and also has the characteristics of good processability and low material cost. Furthermore, the preparation process is simple, the processing cost is low, the parameters are easy to control, and the high-strength oxide-based metal ceramic lining plate is suitable for industrial production on a large scale.

Description

A kind of high intensity oxide base cermet liner plate and preparation method thereof

Technical field

Present invention relates particularly to a kind of high intensity oxide base cermet liner plate and preparation side thereof Method.

Background technology

Ceramic metal English word cermet or ceramet be by ceramic (ceramic) and Metal (metal) is bonded.Ceramic metal refers to the gold prepared with powder metallurgy process Belonging to and the composite of pottery, ceramic metal has metal and the advantage of pottery concurrently, its density is little, Hardness is high, wear-resisting, heat conductivity is good, will not be because of quenching or shock heating and embrittlement.Ceramic metal was both There is the toughness of metal, high-termal conductivity and good heat stability, there is again the resistance to height of pottery The characteristic such as warm, corrosion-resistant and wear-resistant.Ceramic metal is in Aero-Space, defence and military, essence The fields such as close manufacture are gathered around and are had broad application prospects.Oxide base cermet be with aluminium oxide, Zirconium oxide, magnesium oxide, beryllium oxide etc. are matrix, are composited with tungsten, chromium or cobalt, tool Have high temperature resistant, resist chemical, heat conductivity are good, mechanical strength high.

In industries such as electric power, cement, metallurgy, mines, pulverized coal preparation system uses substantial amounts of mill lining Plate, it directly influences the operating rate of powder process, coal as main wearing piece, its anti-wear performance Opaque amount, material consumption and production cost.Ceramic metal liner plate is the product that development in recent years is got up Thing, has the features such as high hardness, wearability and high temperature resistant property.Therefore, have in China Extraordinary application prospect.In the market for having high intensity oxide base cermet lining Plate demand the most all increases, but does not has corresponding product the most corresponding.Rare height on domestic market Intensity oxide base cermet liner plate, a small amount of sale and public praise are preferably substantially import and produce Product, the market share of home products is less.To this end, we from formula and the technique of product Hands, develops new high performance material, it is provided that a kind of high intensity oxide base cermet liner plate and Its preparation method.

Summary of the invention

To achieve these goals, the invention provides a kind of high intensity oxide base cermet Liner plate and preparation method thereof.

It is an object of the invention to be achieved through the following technical solutions:

A kind of high intensity oxide base cermet liner plate, is prepared by the raw materials in: Magnesium oxide 45-55 part, zirconium dioxide 10-20 part, molybdenum-iron powder 10-20 part, magnesium powder 3-10 Part, lawsonite powder 4-9 part, schmigel 10-15 part, calcite in powder 10-20 part, Graphene 3-8 part, potassium oxide 3-6 part, yittrium oxide 4-8 part, vanadium carbide 1-3 part, Kaolin 5-8 Part.

Described high intensity oxide base cermet liner plate is prepared by the raw materials in: oxygen Change 45 parts of magnesium, zirconium dioxide 10 parts, 10 parts of molybdenum-iron powder, magnesium powder 3 parts, lawsonite powder 4 Part, schmigel 10 parts, calcite in powder 10 parts, Graphene 3 parts, potassium oxide 3 parts, oxidation Yttrium 4 parts, vanadium carbide 1 part, Kaolin 5 parts.

Described high intensity oxide base cermet liner plate is prepared by the raw materials in: oxygen Change 55 parts of magnesium, zirconium dioxide 20 parts, 20 parts of molybdenum-iron powder, magnesium powder 10 parts, lawsonite powder 9 Part, schmigel 15 parts, calcite in powder 20 parts, Graphene 8 parts, potassium oxide 6 parts, oxidation Yttrium 8 parts, vanadium carbide 3 parts, Kaolin 8 parts.

Described high intensity oxide base cermet liner plate is prepared by the raw materials in: oxygen Change 49 parts of magnesium, zirconium dioxide 15 parts, 15 parts of molybdenum-iron powder, magnesium powder 6 parts, lawsonite powder 6 Part, schmigel 13 parts, calcite in powder 15 parts, Graphene 6 parts, potassium oxide 4 parts, oxidation Yttrium 5 parts, vanadium carbide 2 parts, Kaolin 6 parts.

The preparation method of described high intensity oxide base cermet liner plate, the method preparation process As follows: first each raw material to be put in high-speed mixer, it is carried out mix and blend, then will be mixed Closing uniform batch mixing to be placed in mould and carry out being pressed into prefabricated component, compacting pressure is 40-50MPa, Again by prefabricated component high temperature sintering, sintering temperature is 900-1200 DEG C, and sintering time is 3-6h, After being cooled to room temperature.

Beneficial effect: the high intensity oxide base cermet liner plate intensity that the inventive method prepares Height, and have the feature of wearability, impact resistance, chemical resistance and the low-temperature flexibility of excellence, There is good processing characteristics simultaneously, the feature that the cost of material is low, and preparation technology is simple, add Work low cost, parameter is easily-controllable, is suitable for large-scale industrial production.

Detailed description of the invention

The following stated is only the preferred embodiments of the present invention, is not limited to the present invention, Although the present invention being described in detail with reference to previous embodiment, for the technology of this area For personnel, the technical scheme described in foregoing embodiments still can be modified by it, Or wherein portion of techniques feature is carried out equivalent.All the spirit and principles in the present invention it In, any modification, equivalent substitution and improvement etc. made, should be included in the protection of the present invention Within the scope of.

Embodiment 1

A kind of high intensity oxide base cermet liner plate, is prepared by the raw materials in: Magnesium oxide 45 parts, zirconium dioxide 10 parts, 10 parts of molybdenum-iron powder, magnesium powder 3 parts, lawsonite powder 4 parts, schmigel 10 parts, calcite in powder 10 parts, Graphene 3 parts, potassium oxide 3 parts, oxygen Change yttrium 4 parts, vanadium carbide 1 part, Kaolin 5 parts.

Its preparation methods steps is as follows: is first put in high-speed mixer by each raw material, carries out it Mix and blend, is then placed in the batch mixing of mix homogeneously in mould and carries out being pressed into prefabricated component, pressure Pressure processed is 40-50MPa, then by prefabricated component high temperature sintering, sintering temperature is 900-1200 DEG C, Sintering time is 3-6h, after being cooled to room temperature.

Embodiment 2

A kind of high intensity oxide base cermet liner plate, is prepared by the raw materials in: Magnesium oxide 55 parts, zirconium dioxide 20 parts, 20 parts of molybdenum-iron powder, magnesium powder 10 parts, lawsonite powder 9 parts, schmigel 15 parts, calcite in powder 20 parts, Graphene 8 parts, potassium oxide 6 parts, oxygen Change yttrium 8 parts, vanadium carbide 3 parts, Kaolin 8 parts.

Embodiment 3

A kind of high intensity oxide base cermet liner plate, is prepared by the raw materials in: Magnesium oxide 49 parts, zirconium dioxide 15 parts, 15 parts of molybdenum-iron powder, magnesium powder 6 parts, lawsonite powder 6 parts, schmigel 13 parts, calcite in powder 15 parts, Graphene 6 parts, potassium oxide 4 parts, oxygen Change yttrium 5 parts, vanadium carbide 2 parts, Kaolin 6 parts.

Claims

1. a high intensity oxide base cermet liner plate, it is characterised in that described high-strength Degree oxide base cermet liner plate is prepared by the raw materials in: magnesium oxide 45-55 Part, zirconium dioxide 10-20 part, molybdenum-iron powder 10-20 part, magnesium powder 3-10 part, lawsonite powder 4-9 part, schmigel 10-15 part, calcite in powder 10-20 part, Graphene 3-8 part, oxidation Potassium 3-6 part, yittrium oxide 4-8 part, vanadium carbide 1-3 part, Kaolin 5-8 part.

A kind of high intensity oxide base cermet liner plate, its Being characterised by, described high intensity oxide base cermet liner plate is by the raw material system of following weight portion Become: magnesium oxide 45 parts, zirconium dioxide 10 parts, 10 parts of molybdenum-iron powder, magnesium powder 3 parts, hard post Stone powder 4 parts, schmigel 10 parts, calcite in powder 10 parts, Graphene 3 parts, potassium oxide 3 parts, Yittrium oxide 4 parts, vanadium carbide 1 part, Kaolin 5 parts.

A kind of high intensity oxide base cermet liner plate, its Being characterised by, described high intensity oxide base cermet liner plate is by the raw material system of following weight portion Become: magnesium oxide 55 parts, zirconium dioxide 20 parts, 20 parts of molybdenum-iron powder, magnesium powder 10 parts, hard post Stone powder 9 parts, schmigel 15 parts, calcite in powder 20 parts, Graphene 8 parts, potassium oxide 6 parts, Yittrium oxide 8 parts, vanadium carbide 3 parts, Kaolin 8 parts.

A kind of high intensity oxide base cermet liner plate, its Being characterised by, described high intensity oxide base cermet liner plate is by the raw material system of following weight portion Become: magnesium oxide 49 parts, zirconium dioxide 15 parts, 15 parts of molybdenum-iron powder, magnesium powder 6 parts, hard post Stone powder 6 parts, schmigel 13 parts, calcite in powder 15 parts, Graphene 6 parts, potassium oxide 4 parts, Yittrium oxide 5 parts, vanadium carbide 2 parts, Kaolin 6 parts.

5. the high intensity oxide base cermet liner plate according to any one of claim 1-4 Preparation method, it is characterised in that the method preparation process is as follows: first by each raw material put into height In speed mixer, it is carried out mix and blend, then the batch mixing of mix homogeneously is placed in mould Carrying out being pressed into prefabricated component, compacting pressure is 40-50MPa, then by prefabricated component high temperature sintering, Sintering temperature is 900-1200 DEG C, and sintering time is 3-6h, after being cooled to room temperature.