CN106853516A - A kind of preparation method of ferrovanadium nitride based brake disc composite - Google Patents
A kind of preparation method of ferrovanadium nitride based brake disc composite Download PDFInfo
- Publication number
- CN106853516A CN106853516A CN201710057536.0A CN201710057536A CN106853516A CN 106853516 A CN106853516 A CN 106853516A CN 201710057536 A CN201710057536 A CN 201710057536A CN 106853516 A CN106853516 A CN 106853516A
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- Prior art keywords
- ferrovanadium nitride
- aluminium alloy
- temperature
- brake disc
- reduction
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
-
- 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
- C22C1/02—Making non-ferrous alloys by melting
- C22C1/026—Alloys based on aluminium
-
- 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
- C22C1/051—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor
- C22C1/053—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor with in situ formation of hard compounds
- C22C1/055—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor with in situ formation of hard compounds using carbon
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
- C22C21/06—Alloys based on aluminium with magnesium as the next major constituent
-
- 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
- C22C29/16—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on nitrides
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Braking Arrangements (AREA)
Abstract
The present invention discloses a kind of preparation method of ferrovanadium nitride based brake disc composite, using ferrovanadium nitride as matrix material, the performance of material can be effectively improved so as to adjust the total body density and intensity of the composite, tensile strength and durability degree are additionally improved by way of the inorganic particulate for adding covering material.
Description
Technical field
The present invention relates to composite material manufacture field, and in particular to a kind of ferrovanadium nitride based brake disc composite
Preparation method.
Background technology
Brake disc plays vital effect in the brakes of automobile, and the brake disc of function admirable is automobile peace
One of precondition of full traveling.Although by application for many years and development, from the asbestos brake disc of early stage to wide at present
, all there are some defects in the general cast iron brake disc for using, can not fully meet the market demand at aspects such as environmental protection, quality.Vapour
The fast development of car industry, auto output is increased considerably, and reduces energy resource consumption, to strengthen environmental protection light to materials used in auto manufacturing
The requirement of quantization, forces people ceaselessly to carry out the research to automobile brake disc.
Demand for high-quality steel grade is also increasingly improved, ferrovanadium nitride as high strength microalloy steel a kind of important conjunction
Golden additive, its demand is also improved therewith.Ferrovanadium nitride can be efficiently used nitrogen to optimize the precipitation state of vanadium, increase
Strong precipitation strength and the effect of refined crystalline strengthening, therefore, it is possible to optimize the performance of steel.It has now been found that, to adding vanadium nitride in steel
Ferroalloy can improve intensity, toughness, wearability, corrosion resistance and the thermal fatigue resistance of steel.
The content of the invention
The present invention provides a kind of preparation method of ferrovanadium nitride based brake disc composite, using ferrovanadium nitride as matrix
Material, can effectively improve the performance of material so as to adjust the total body density and intensity of the composite, additionally by adding
The mode for entering the inorganic particulate of covering material improves tensile strength and durability degree.
To achieve these goals, the invention provides a kind of preparation method of ferrovanadium nitride based brake disc composite,
The method comprises the following steps：
（1）Prepare ferrovanadium nitride base material
According to the content ratio of V and Fe in the ferrovanadium nitride to be prepared, barium oxide and ferriferous oxide are allocated into, then allocate carbonaceous reduction into
Agent；Course of reaction is：Reactant cold stage is first carried out into pre-reduction treatment, reactant is restored to low price barium oxide, then
At relatively high temperatures based on carbon direct reduction reactor, then temperature is reduced to lower temperature, to carry out based on nitridation reaction；
Using agitator, above-mentioned raw materials are mixed into 25-30min, formation of lots is pushed in the pressure of 10-15MPa；
The briquetting is put into high temperature furnace and is reacted, be passed through nitrogen atmosphere, flow is 500-600ml/s, is first warming up to 600-650
DEG C, low temperature prereduction 2-5h；1450-1500 DEG C of high temperature carbon thermal reduction 4-8h is warming up to again；1150-1200 DEG C of middle temperature is cooled to again
Nitridation 5-7h, obtains ferrovanadium nitride after cooling；Low temperature prereduction, the heating rate of high temperature carbon thermal reduction are 10 DEG C/min；
（2）Magnesium powder is carried out into melting, aluminium alloy is prepared, wherein needing regulation Magnesium in Aluminium Alloy in 10-15%, Zn content
0.3-0.5%, manganese content, in 0.05-0.09%, obtain aluminium alloy in 0.1-0.2%, nickel content；
Gauge by weight, by above-mentioned aluminium alloy 30-50 parts with above-mentioned ferrovanadium nitride base material 60-85 parts carry out melting, press die casting
Shaping, the brake disc composite for obtaining.
Preferably, in step（2）In, the temperature of aluminium alloy and ferrovanadium nitride base material melting is 1090-1110 DEG C, melting
Non-contact type electromagnetic agitation is used in journey.
It is an advantage of the current invention that using ferrovanadium nitride as matrix material, so as to adjust the totality of the composite
Density and intensity, additionally improve tensile strength and durability degree by way of the inorganic particulate for adding covering material.
Specific embodiment
Embodiment one
According to the content ratio of V and Fe in the ferrovanadium nitride to be prepared, barium oxide and ferriferous oxide are allocated into, then allocate carbonaceous reduction into
Agent；Course of reaction is：Reactant cold stage is first carried out into pre-reduction treatment, reactant is restored to low price barium oxide, then
At relatively high temperatures based on carbon direct reduction reactor, then temperature is reduced to lower temperature, to carry out based on nitridation reaction.
Using agitator, above-mentioned raw materials are mixed into 25min, formation of lots is pushed in the pressure of 10MPa.
The briquetting is put into high temperature furnace and is reacted, be passed through nitrogen atmosphere, flow is 500ml/s, is first warming up to 600 DEG C,
Low temperature prereduction 2h；1450 DEG C of high temperature carbon thermal reduction 4h are warming up to again；1150 DEG C of middle temperature nitridation 5h are cooled to again, are obtained after cooling
Ferrovanadium nitride；Low temperature prereduction, the heating rate of high temperature carbon thermal reduction are 10 DEG C/min.
Magnesium powder is carried out into melting, aluminium alloy is prepared, wherein need regulation Magnesium in Aluminium Alloy 10%, Zn content 0.3%,
Manganese content, 0.05%, obtains aluminium alloy in 0.1%, nickel content.
Gauge by weight, melting is carried out for 60 parts by 30 parts of above-mentioned aluminium alloy with above-mentioned ferrovanadium nitride base material, and pressure is cast into
Type, the brake disc composite for obtaining.Aluminium alloy and the temperature of ferrovanadium nitride base material melting are 1090 DEG C, are used in fusion process
Non-contact type electromagnetic agitation.
Embodiment two
According to the content ratio of V and Fe in the ferrovanadium nitride to be prepared, barium oxide and ferriferous oxide are allocated into, then allocate carbonaceous reduction into
Agent；Course of reaction is：Reactant cold stage is first carried out into pre-reduction treatment, reactant is restored to low price barium oxide, then
At relatively high temperatures based on carbon direct reduction reactor, then temperature is reduced to lower temperature, to carry out based on nitridation reaction.
Using agitator, above-mentioned raw materials are mixed into 30min, formation of lots is pushed in the pressure of 15MPa.
The briquetting is put into high temperature furnace and is reacted, be passed through nitrogen atmosphere, flow is 600ml/s, is first warming up to 650 DEG C,
Low temperature prereduction 5h；1500 DEG C of high temperature carbon thermal reduction 8h are warming up to again；1200 DEG C of middle temperature nitridation 7h are cooled to again, are obtained after cooling
Ferrovanadium nitride；Low temperature prereduction, the heating rate of high temperature carbon thermal reduction are 10 DEG C/min.
Magnesium powder is carried out into melting, aluminium alloy is prepared, wherein need regulation Magnesium in Aluminium Alloy 15%, Zn content 0.5%,
Manganese content, 0.09%, obtains aluminium alloy in 0.2%, nickel content.
Gauge by weight, melting is carried out for 85 parts by 50 parts of above-mentioned aluminium alloy with above-mentioned ferrovanadium nitride base material, and pressure is cast into
Type, the brake disc composite for obtaining.Aluminium alloy and the temperature of ferrovanadium nitride base material melting are 1110 DEG C, are used in fusion process
Non-contact type electromagnetic agitation.
Claims (2)
1. a kind of preparation method of ferrovanadium nitride based brake disc composite, the method comprises the following steps：
（1）Prepare ferrovanadium nitride base material
According to the content ratio of V and Fe in the ferrovanadium nitride to be prepared, barium oxide and ferriferous oxide are allocated into, then allocate carbonaceous reduction into
Agent；Course of reaction is：Reactant cold stage is first carried out into pre-reduction treatment, reactant is restored to low price barium oxide, then
At relatively high temperatures based on carbon direct reduction reactor, then temperature is reduced to lower temperature, to carry out based on nitridation reaction；
Using agitator, above-mentioned raw materials are mixed into 25-30min, formation of lots is pushed in the pressure of 10-15MPa；
The briquetting is put into high temperature furnace and is reacted, be passed through nitrogen atmosphere, flow is 500-600ml/s, is first warming up to 600-650
DEG C, low temperature prereduction 2-5h；1450-1500 DEG C of high temperature carbon thermal reduction 4-8h is warming up to again；1150-1200 DEG C of middle temperature is cooled to again
Nitridation 5-7h, obtains ferrovanadium nitride after cooling；Low temperature prereduction, the heating rate of high temperature carbon thermal reduction are 10 DEG C/min；
（2）Magnesium powder is carried out into melting, aluminium alloy is prepared, wherein needing regulation Magnesium in Aluminium Alloy in 10-15%, Zn content
0.3-0.5%, manganese content, in 0.05-0.09%, obtain aluminium alloy in 0.1-0.2%, nickel content；
Gauge by weight, by above-mentioned aluminium alloy 30-50 parts with above-mentioned ferrovanadium nitride base material 60-85 parts carry out melting, press die casting
Shaping, the brake disc composite for obtaining.
2. the method for claim 1, it is characterised in that in step（2）In, aluminium alloy and ferrovanadium nitride base material melting
Temperature is 1090-1110 DEG C, and non-contact type electromagnetic agitation is used in fusion process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710057536.0A CN106853516A (en) | 2017-01-26 | 2017-01-26 | A kind of preparation method of ferrovanadium nitride based brake disc composite |
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| CN201710057536.0A CN106853516A (en) | 2017-01-26 | 2017-01-26 | A kind of preparation method of ferrovanadium nitride based brake disc composite |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107699780A (en) * | 2017-09-21 | 2018-02-16 | 河钢股份有限公司承德分公司 | A kind of method for preparing ferrovanadium nitride alloy |
| CN107829018A (en) * | 2017-10-27 | 2018-03-23 | 西安建筑科技大学 | A kind of method for preparing ferrovanadium nitride |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000317615A (en) * | 1999-05-11 | 2000-11-21 | Honda Motor Co Ltd | Forming parts of metallic matrix composite material |
| CN1876873A (en) * | 2005-06-08 | 2006-12-13 | 闵小兵 | Ferrovanadium nitride alloy and preparation method thereof |
| CN101705395A (en) * | 2009-10-29 | 2010-05-12 | 四川大学 | Vanadium-contained aluminum and aluminum alloy, and preparation methods thereof |
| CN102041422A (en) * | 2011-01-05 | 2011-05-04 | 武安市炜荣物资有限公司 | Silicon nitride ferrovanadium and production method thereof |
| CN105483507A (en) * | 2016-01-05 | 2016-04-13 | 北京科技大学 | Nitrided ferrovanadium alloy and preparing method thereof |
| CN105671353A (en) * | 2016-01-26 | 2016-06-15 | 山东正诺集团有限公司 | Preparation method for inorganic particle-reinforced aluminium-based brake disc material |
-
2017
- 2017-01-26 CN CN201710057536.0A patent/CN106853516A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000317615A (en) * | 1999-05-11 | 2000-11-21 | Honda Motor Co Ltd | Forming parts of metallic matrix composite material |
| CN1876873A (en) * | 2005-06-08 | 2006-12-13 | 闵小兵 | Ferrovanadium nitride alloy and preparation method thereof |
| CN101705395A (en) * | 2009-10-29 | 2010-05-12 | 四川大学 | Vanadium-contained aluminum and aluminum alloy, and preparation methods thereof |
| CN102041422A (en) * | 2011-01-05 | 2011-05-04 | 武安市炜荣物资有限公司 | Silicon nitride ferrovanadium and production method thereof |
| CN105483507A (en) * | 2016-01-05 | 2016-04-13 | 北京科技大学 | Nitrided ferrovanadium alloy and preparing method thereof |
| CN105671353A (en) * | 2016-01-26 | 2016-06-15 | 山东正诺集团有限公司 | Preparation method for inorganic particle-reinforced aluminium-based brake disc material |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107699780A (en) * | 2017-09-21 | 2018-02-16 | 河钢股份有限公司承德分公司 | A kind of method for preparing ferrovanadium nitride alloy |
| CN107699780B (en) * | 2017-09-21 | 2019-11-08 | 河钢股份有限公司承德分公司 | A method of preparing ferrovanadium nitride alloy |
| CN107829018A (en) * | 2017-10-27 | 2018-03-23 | 西安建筑科技大学 | A kind of method for preparing ferrovanadium nitride |
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Application publication date: 20170616 |
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