CN108300923A - A kind of boron system cermet mold and preparation method thereof - Google Patents
A kind of boron system cermet mold and preparation method thereof Download PDFInfo
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- CN108300923A CN108300923A CN201711466764.XA CN201711466764A CN108300923A CN 108300923 A CN108300923 A CN 108300923A CN 201711466764 A CN201711466764 A CN 201711466764A CN 108300923 A CN108300923 A CN 108300923A
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- boride
- titanium
- boron system
- mold
- angstrom
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Classifications
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
- C22C29/14—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on borides
-
- 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
- C22C1/10—Alloys containing non-metals
- C22C1/1036—Alloys containing non-metals starting from a melt
- C22C1/1047—Alloys containing non-metals starting from a melt by mixing and casting liquid metal matrix composites
-
- 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
- C22C1/10—Alloys containing non-metals
- C22C1/1036—Alloys containing non-metals starting from a melt
- C22C1/1068—Making hard metals based on borides, carbides, nitrides, oxides or silicides
Abstract
The present invention provides a kind of boron system cermet molds to consist of the following compositions according to weight percent：3.2 4.8wt% of zirconium boride, 2.1 2.9wt% of silicon boride, 1.3 1.8wt% of tungsten boride, angstrom 0.5 1.6wt% of Luo Shi nanotubes, 2.5 3.6wt% of titanium, 1.5 3.1wt% of iron, 0.1 0.9wt% of cobalt, 0.3 1.2wt% of copper, surplus is titanium boride.Compared with prior art, using zirconium boride, silicon boride, tungsten boride, angstrom Luo Shi nanotubes, titanium, iron, cobalt, copper, titanium boride as main component, each ingredient interaction influences each other the present invention, improves the intensity of the boron system cermet mold of preparation.The experimental results showed that the hardness of boron system cermet mold prepared by the present invention is 752Hv, bending strength 285MPa.
Description
Technical field
The present invention relates to technical field of mold more particularly to a kind of boron system cermet mold and preparation method thereof.
Background technology
Mold be industrially to be molded, squeeze out, die casting, smelting, the methods of punching press obtain the various moulds of required product
And tool.In brief, mold is the tool for formed article, mainly by the change of physical state of the formed material come real
The processing of existing article shape, is known as the title of " mother of industry ".Traditional mold materials are mostly metal alloys material, still,
Grow with the continuous development of processing industry, increasingly higher demands also proposed to the quality of mold.
In the prior art, mold and preparation method thereof has obtained extensive report, for example, application No. is
201210408914.2 Chinese patent literature reports a kind of material, especially a kind of mold materials of heat-resistant antifriction.Its group
At ratio be：1.2-3.5.0%C；1.0-3.5%Si；0.5-1.2%Mn；≤ 0.02%S；0.3-1.0%Cu；0.5-
5.0%Cr；0.5-3.0%Al；Remaining is Fe.Above-mentioned material heat conductivility is better than steel, and mechanical performance is close to steel, chemically
Not stained molten aluminum can be stablized and wear-resisting property is good, graphite keeps mold materials heat conductivility excellent in material, and graphite is tiny and its last
End garden is blunt to can guarantee that the mechanical property of materials slightly reduces, the appropriate alloying element being added in material, then when making grinding tool
Die ＆ mold treatment rear interior cavity is set to form one layer of protective film for not invading profit with aluminium and its aluminium alloy, inner cavity film is damaged in use
Place can constantly generate new protective film, so being resistant to molten aluminum erosion.Application No. is 200910191133.0 Chinese patent literatures
A kind of mold is reported, especially a kind of metal material forming die.The mold includes die forming device and punch device,
The die forming device is connect by attachment device with punch device.Application No. is 201110323997.0 Chinese patent texts
It offers and reports a kind of mold materials and processing method, the flange (2) of the mold uses No. 45 steel plates, mold (3) to use No. 45
Tube material.Flange (2) and mold (3) use groove welding method.The speed for being not higher than 80 DEG C/H using one after the completion of welding
Degree is warming up to 820 DEG C, keeps the temperature 3 hours, and then the speed higher than 80 DEG C/H is cooled to normal temperature state, and then machining is extremely
Desired size.
But the intensity of the mold of above-mentioned report is relatively low.
Invention content
Present invention solves the technical problem that being to provide a kind of boron system cermet mold and preparation method thereof, have higher
Intensity.
In view of this, the present invention provides a kind of boron system cermet mold, according to weight percent, by following component group
At：Zirconium boride 3.2-4.8wt%, silicon boride 2.1-2.9wt%, tungsten boride 1.3-1.8wt%, angstrom Luo Shi nanotubes 0.5-
1.6wt%, titanium 2.5-3.6wt%, iron 1.5-3.1wt%, cobalt 0.1-0.9wt%, copper 0.3-1.2wt%, surplus are titanium boride.
Preferably, zirconium boride 3.2-4.3wt%.
Preferably, silicon boride 2.5-2.9wt%.
Preferably, tungsten boride 1.3-1.6wt%.
Preferably, angstrom Luo Shi nanotubes 0.8-1.6wt%.
Preferably, titanium 2.5-3.1wt%.
Preferably, iron 1.9-3.1wt%.
Preferably, cobalt 0.1-0.5wt%.
Preferably, copper 0.8-1.2wt%.
Correspondingly, the present invention also provides a kind of preparation method of boron system cermet mold, include the following steps：According to weight
Percentage is measured, zirconium boride, silicon boride, tungsten boride, angstrom Luo Shi nanotubes, titanium, iron, cobalt, copper, titanium boride are mixed, it is molten in vacuum
It is melted in furnace, melting temperature is 1280-1220 DEG C, and then the moulding by casting at 1150-1110 DEG C, obtains boron system cermet
Mold.
The present invention provides a kind of boron system cermet mold and is consisted of the following compositions according to weight percent：Zirconium boride
3.2-4.8wt%, silicon boride 2.1-2.9wt%, tungsten boride 1.3-1.8wt%, angstrom Luo Shi nanotubes 0.5-1.6wt%, titanium
2.5-3.6wt%, iron 1.5-3.1wt%, cobalt 0.1-0.9wt%, copper 0.3-1.2wt%, surplus are titanium boride.With the prior art
Compare, the present invention using zirconium boride, silicon boride, tungsten boride, angstrom Luo Shi nanotubes, titanium, iron, cobalt, copper, titanium boride as main component,
Each ingredient interaction influences each other, and improves the intensity of the boron system cermet mold of preparation.The experimental results showed that this
The hardness for inventing the boron system cermet mold prepared is 752Hv, bending strength 285MPa.
Specific implementation mode
For a further understanding of the present invention, the preferred embodiment of the invention is described with reference to embodiment, still
It should be appreciated that these descriptions are only the feature and advantage further illustrated the present invention, rather than to the claims in the present invention
Limitation.
The embodiment of the invention discloses a kind of boron system cermet molds to consist of the following compositions according to weight percent：
Zirconium boride 3.2-4.8wt%, silicon boride 2.1-2.9wt%, tungsten boride 1.3-1.8wt%, angstrom Luo Shi nanotubes 0.5-
1.6wt%, titanium 2.5-3.6wt%, iron 1.5-3.1wt%, cobalt 0.1-0.9wt%, copper 0.3-1.2wt%, surplus are titanium boride.
Preferably, zirconium boride 3.2-4.3wt%, silicon boride 2.5-2.9wt%, tungsten boride 1.3-1.6wt%, angstrom
Luo Shi nanotube 0.8-1.6wt%, titanium 2.5-3.1wt%, iron 1.9-3.1wt%, cobalt 0.1-0.5wt%, copper 0.8-
1.2wt%.
Correspondingly, the present invention also provides a kind of preparation method of boron system cermet mold, include the following steps：According to weight
Percentage is measured, zirconium boride, silicon boride, tungsten boride, angstrom Luo Shi nanotubes, titanium, iron, cobalt, copper, titanium boride are mixed, it is molten in vacuum
It is melted in furnace, melting temperature is 1280-1220 DEG C, and then the moulding by casting at 1150-1110 DEG C, obtains boron system cermet
Mold.
The present invention provides a kind of boron system cermet mold and is consisted of the following compositions according to weight percent：Zirconium boride
3.2-4.8wt%, silicon boride 2.1-2.9wt%, tungsten boride 1.3-1.8wt%, angstrom Luo Shi nanotubes 0.5-1.6wt%, titanium
2.5-3.6wt%, iron 1.5-3.1wt%, cobalt 0.1-0.9wt%, copper 0.3-1.2wt%, surplus are titanium boride.With the prior art
Compare, the present invention using zirconium boride, silicon boride, tungsten boride, angstrom Luo Shi nanotubes, titanium, iron, cobalt, copper, titanium boride as main component,
Each ingredient interaction influences each other, and improves the intensity of the boron system cermet mold of preparation.The experimental results showed that this
The hardness for inventing the boron system cermet mold prepared is 752Hv, bending strength 285MPa.
For a further understanding of the present invention, technical solution provided by the invention is carried out specifically with reference to embodiment
Bright, protection scope of the present invention is not limited by the following examples.
Raw material used in the embodiment of the present invention is purchased in market.
Embodiment 1
A kind of boron system cermet mold is consisted of the following compositions according to weight percent：
Zirconium boride 4.5wt%, silicon boride 2.6wt%, tungsten boride 1.5wt%, angstrom Luo Shi nanotubes 0.8wt%, titanium
3.3wt%, iron 1.9wt%, cobalt 0.5wt%, copper 0.8wt%, surplus are titanium boride.
Preparation process：
According to weight percent, by zirconium boride, silicon boride, tungsten boride, angstrom Luo Shi nanotubes, titanium, iron, cobalt, copper, titanium boride
Mixing, melts in vacuum melting furnace, and melting temperature is 1280-1220 DEG C, and then the moulding by casting at 1150-1110 DEG C, obtains
To boron system cermet mold.
The performance of material manufactured in the present embodiment is detected, hardness 752Hv, bending strength 285MPa.
Embodiment 2
A kind of boron system cermet mold is consisted of the following compositions according to weight percent：
Zirconium boride 3.2wt%, silicon boride 2.9wt%, tungsten boride 1.3wt%, angstrom Luo Shi nanotubes 1.6wt%, titanium
2.5wt%, iron 3.1wt%, cobalt 0.1wt%, copper 1.2wt%, surplus are titanium boride.
Preparation process：
According to weight percent, by zirconium boride, silicon boride, tungsten boride, angstrom Luo Shi nanotubes, titanium, iron, cobalt, copper, titanium boride
Mixing, melts in vacuum melting furnace, and melting temperature is 1280-1220 DEG C, and then the moulding by casting at 1150-1110 DEG C, obtains
To boron system cermet mold.
The performance of material manufactured in the present embodiment is detected, hardness 750Hv, bending strength 283MPa.
Embodiment 3
A kind of boron system cermet mold is consisted of the following compositions according to weight percent：
Zirconium boride 4.8wt%, silicon boride 2.1wt%, tungsten boride 1.8wt%, angstrom Luo Shi nanotubes 0.5wt%, titanium
3.6wt%, iron 1.5wt%, cobalt 0.9wt%, copper 0.3wt%, surplus are titanium boride.
Preparation process：
According to weight percent, by zirconium boride, silicon boride, tungsten boride, angstrom Luo Shi nanotubes, titanium, iron, cobalt, copper, titanium boride
Mixing, melts in vacuum melting furnace, and melting temperature is 1280-1220 DEG C, and then the moulding by casting at 1150-1110 DEG C, obtains
To boron system cermet mold.
The performance of material manufactured in the present embodiment is detected, hardness 751Hv, bending strength 281MPa.
Embodiment 4
A kind of boron system cermet mold is consisted of the following compositions according to weight percent：
Zirconium boride 3.8wt%, silicon boride 2.5wt%, tungsten boride 1.4wt%, angstrom Luo Shi nanotubes 0.8wt%, titanium
2.6wt%, iron 1.9wt%, cobalt 0.2wt%, copper 0.6wt%, surplus are titanium boride.
Preparation process：
According to weight percent, by zirconium boride, silicon boride, tungsten boride, angstrom Luo Shi nanotubes, titanium, iron, cobalt, copper, titanium boride
Mixing, melts in vacuum melting furnace, and melting temperature is 1280-1220 DEG C, and then the moulding by casting at 1150-1110 DEG C, obtains
To boron system cermet mold.
The performance of material manufactured in the present embodiment is detected, hardness 748Hv, bending strength 281MPa.
Embodiment 5
A kind of boron system cermet mold is consisted of the following compositions according to weight percent：
Zirconium boride 4.5wt%, silicon boride 2.3wt%, tungsten boride 1.7wt%, angstrom Luo Shi nanotubes 0.9wt%, titanium
2.8wt%, iron 1.6wt%, cobalt 0.6wt%, copper 0.8wt%, surplus are titanium boride.
Preparation process：
According to weight percent, by zirconium boride, silicon boride, tungsten boride, angstrom Luo Shi nanotubes, titanium, iron, cobalt, copper, titanium boride
Mixing, melts in vacuum melting furnace, and melting temperature is 1280-1220 DEG C, and then the moulding by casting at 1150-1110 DEG C, obtains
To boron system cermet mold.
The performance of material manufactured in the present embodiment is detected, hardness 752Hv, bending strength 280MPa.
Embodiment 6
A kind of boron system cermet mold is consisted of the following compositions according to weight percent：
Zirconium boride 3.7wt%, silicon boride 2.6wt%, tungsten boride 1.6wt%, angstrom Luo Shi nanotubes 0.6wt%, titanium
3.5wt%, iron 1.7wt%, cobalt 0.8wt%, copper 0.7wt%, surplus are titanium boride.
Preparation process：
According to weight percent, by zirconium boride, silicon boride, tungsten boride, angstrom Luo Shi nanotubes, titanium, iron, cobalt, copper, titanium boride
Mixing, melts in vacuum melting furnace, and melting temperature is 1280-1220 DEG C, and then the moulding by casting at 1150-1110 DEG C, obtains
To boron system cermet mold.
The performance of material manufactured in the present embodiment is detected, hardness 747Hv, bending strength 283MPa.
The explanation of above example is only intended to facilitate the understanding of the method and its core concept of the invention.It should be pointed out that pair
For those skilled in the art, without departing from the principle of the present invention, the present invention can also be carried out
Some improvements and modifications, these improvement and modification are also fallen within the protection scope of the claims of the present invention.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest range caused.
Claims (10)
1. a kind of boron system cermet mold, which is characterized in that according to weight percent, consist of the following compositions：
Zirconium boride 3.2-4.8wt%, silicon boride 2.1-2.9wt%, tungsten boride 1.3-1.8wt%, angstrom Luo Shi nanotubes 0.5-
1.6wt%, titanium 2.5-3.6wt%, iron 1.5-3.1wt%, cobalt 0.1-0.9wt%, copper 0.3-1.2wt%, surplus are titanium boride.
2. boron system according to claim 1 cermet mold, which is characterized in that zirconium boride 3.2-4.3wt%.
3. boron system according to claim 1 cermet mold, which is characterized in that silicon boride 2.5-2.9wt%.
4. boron system according to claim 1 cermet mold, which is characterized in that tungsten boride 1.3-1.6wt%.
5. boron system according to claim 1 cermet mold, which is characterized in that angstrom Luo Shi nanotubes 0.8-1.6wt%.
6. boron system according to claim 1 cermet mold, which is characterized in that titanium 2.5-3.1wt%.
7. boron system according to claim 1 cermet mold, which is characterized in that iron 1.9-3.1wt%.
8. boron system according to claim 1 cermet mold, which is characterized in that cobalt 0.1-0.5wt%.
9. boron system according to claim 1 cermet mold, which is characterized in that copper 0.8-1.2wt%.
10. a kind of preparation method of boron system described in any one of claim 1-9 cermet mold, which is characterized in that packet
Include following steps：
According to weight percent, zirconium boride, silicon boride, tungsten boride, angstrom Luo Shi nanotubes, titanium, iron, cobalt, copper, titanium boride are mixed
It closes, is melted in vacuum melting furnace, melting temperature is 1280-1220 DEG C, and then the moulding by casting at 1150-1110 DEG C, obtains
Boron system cermet mold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711466764.XA CN108300923A (en) | 2017-12-27 | 2017-12-27 | A kind of boron system cermet mold and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711466764.XA CN108300923A (en) | 2017-12-27 | 2017-12-27 | A kind of boron system cermet mold and preparation method thereof |
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| Publication Number | Publication Date |
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| CN108300923A true CN108300923A (en) | 2018-07-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711466764.XA Pending CN108300923A (en) | 2017-12-27 | 2017-12-27 | A kind of boron system cermet mold and preparation method thereof |
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| Country | Link |
|---|---|
| CN (1) | CN108300923A (en) |
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2017
- 2017-12-27 CN CN201711466764.XA patent/CN108300923A/en active Pending
Non-Patent Citations (1)
| Title |
|---|
| 裴立宅 等: "《高技术陶瓷材料》", 30 June 2015, 合肥工业大学出版社 * |
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Application publication date: 20180720 |