CN110004372A - A kind of high temperature resistant, anti-oxidant, wear-resisting metallurgy roller and preparation method thereof - Google Patents
A kind of high temperature resistant, anti-oxidant, wear-resisting metallurgy roller and preparation method thereof Download PDFInfo
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- CN110004372A CN110004372A CN201910430637.7A CN201910430637A CN110004372A CN 110004372 A CN110004372 A CN 110004372A CN 201910430637 A CN201910430637 A CN 201910430637A CN 110004372 A CN110004372 A CN 110004372A
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- 238000005272 metallurgy Methods 0.000 title claims abstract description 54
- 238000002360 preparation method Methods 0.000 title claims abstract description 34
- 239000003963 antioxidant agent Substances 0.000 title claims abstract description 30
- 230000003078 antioxidant effect Effects 0.000 title claims abstract description 30
- 235000006708 antioxidants Nutrition 0.000 title claims abstract description 30
- 239000011248 coating agent Substances 0.000 claims abstract description 108
- 238000000576 coating method Methods 0.000 claims abstract description 108
- 239000011159 matrix material Substances 0.000 claims abstract description 67
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 44
- 239000000956 alloy Substances 0.000 claims abstract description 44
- 239000000843 powder Substances 0.000 claims abstract description 43
- 239000002994 raw material Substances 0.000 claims abstract description 39
- 239000002131 composite material Substances 0.000 claims abstract description 35
- 238000005507 spraying Methods 0.000 claims abstract description 33
- 239000007921 spray Substances 0.000 claims abstract description 28
- 238000005516 engineering process Methods 0.000 claims abstract description 17
- 229910052742 iron Inorganic materials 0.000 claims abstract description 11
- 229910000975 Carbon steel Inorganic materials 0.000 claims abstract description 10
- 239000010962 carbon steel Substances 0.000 claims abstract description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 18
- 239000010959 steel Substances 0.000 claims description 18
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 16
- 239000000203 mixture Substances 0.000 claims description 15
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 14
- 238000000137 annealing Methods 0.000 claims description 14
- 238000005097 cold rolling Methods 0.000 claims description 13
- 238000005266 casting Methods 0.000 claims description 10
- 238000009628 steelmaking Methods 0.000 claims description 10
- 229910052782 aluminium Inorganic materials 0.000 claims description 9
- 238000005098 hot rolling Methods 0.000 claims description 8
- 230000001965 increasing effect Effects 0.000 claims description 8
- 229910052759 nickel Inorganic materials 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000002156 mixing Methods 0.000 claims description 6
- 239000004411 aluminium Substances 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 230000009467 reduction Effects 0.000 claims description 3
- 229910052757 nitrogen Inorganic materials 0.000 abstract description 7
- 229910052698 phosphorus Inorganic materials 0.000 abstract description 7
- -1 Al 0.035-0.08% Substances 0.000 abstract 1
- 239000000463 material Substances 0.000 description 12
- 238000000034 method Methods 0.000 description 10
- 238000010438 heat treatment Methods 0.000 description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 7
- 229910000746 Structural steel Inorganic materials 0.000 description 6
- 229910052799 carbon Inorganic materials 0.000 description 6
- 238000013021 overheating Methods 0.000 description 6
- 238000005242 forging Methods 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- 239000010410 layer Substances 0.000 description 3
- 229910001315 Tool steel Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000010924 continuous production Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000007750 plasma spraying Methods 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000906 Bronze Inorganic materials 0.000 description 1
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000010974 bronze Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 210000001787 dendrite Anatomy 0.000 description 1
- 238000005137 deposition process Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000007761 roller coating Methods 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/001—Ferrous alloys, e.g. steel alloys containing N
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
- C23C4/06—Metallic material
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
- C23C4/06—Metallic material
- C23C4/08—Metallic material containing only metal elements
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
- C23C4/10—Oxides, borides, carbides, nitrides or silicides; Mixtures thereof
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/12—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the method of spraying
- C23C4/134—Plasma spraying
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/18—After-treatment
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Coating By Spraying Or Casting (AREA)
Abstract
The present invention provides a kind of high temperature resistant, it is anti-oxidant, wear-resisting metallurgy roller and preparation method thereof, it is related to metallurgy roller preparation technical field, the metallurgy roller includes matrix and composite coating, matrix is structural carbon steel, each element mass percent is C 0.11-0.15% in structural carbon steel, Al 0.035-0.08%, Mn 0.32-0.63%, S 0.008-0.016%, P 0.012-0.027%, Si 0.06-0.15%, N 0.001-0.003%, Als 0.011-0.052%, Fe 98.69-99.18%, composite coating raw material is alloy powder, the present invention sprays composite coating in metallurgy roller matrix surface using Plasma-Laser spraying technology, further mention The high high temperature resistant of metallurgy roller, anti-oxidant, wear-resisting property, enhance its service life.
Description
Technical field
The present invention relates to metallurgy roller preparation technical fields, and in particular to a kind of high temperature resistant, anti-oxidant, wear-resisting metallurgy roller and its
Preparation method.
Background technique
Currently, the metallurgy roller that metallurgy industry generally uses be using alloy tool steel, by " steel-making+casting+heat treatment ",
The casting roll and forging roller that " steel-making+ingot casting+forging+heat treatment " obtains.The problem of this conventional metallurgical roller maximum be surface abrasion or
It can only be repaired by a repair welding after chip off-falling, repair welding metal is substantially reduced with substrate combinating strength, therefore life cycle
It is shorter.Under the premise of continuous production, a life cycle (before i.e. no reparation) for every roller only has 3-6 days time, calculates
Life cycle after upper reparation is no more than 10 days.But the cost of the metallurgy roller of this Integral alloy tool steel making but compares
Height, so that the ton steel cost substantial increase of enterprise's production.
In the prior art, using carbon structure steel forging stick as matrix, using micron order WC, CrC, NiC powder as coating material
Material, forms very thin coating three in matrix surface using spraying technology.The new-type metallurgy roller being achieved in that, damaged coating can lead to
It crosses spraying again to be repaired, ensures that the multiple utilization of matrix.Under the premise of continuous production, the one of every roller is secondary
The period is ordered not less than 3 days, by the cumulative life cycle of 5 sprayings up to 15 days.Increasing coating layer thickness can be improved a life
Period, but the coating thickened is easy de- under the comprehensive functions such as matrix thermal expansion amount big, high temperature impact load, high-temperature oxydation
It falls.
Plasma-Laser spraying technology refers in Plasma Spraying Process Using, while laser heat source is added, plasma
Flame is combined with each other with two heat source of laser beam through paraxonic complex method, it is made to be applied to the flame flow center on matrix surface to be deposited
When be overlapped always.In deposition process, two kinds of heat sources simultaneously heat spraying particle and matrix surface, realize coating preparation.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides a kind of high temperature resistant, anti-oxidant, wear-resisting metallurgy roller and its preparation sides
Method, which makes it have good high temperature resistant, anti-oxidant, wear-resisting property by reasonable element proportion, and passes through
Plasma-Laser spraying technology sprays composite coating in metallurgy roller matrix surface, further increases high temperature resistant, the antioxygen of metallurgy roller
Change, wear-resisting property, enhances its service life.
(2) technical solution
In order to achieve the above object, the present invention is achieved by the following technical programs:
A kind of high temperature resistant, anti-oxidant, wear-resisting metallurgy roller, including matrix and composite coating, matrix are structural carbon steel, carbon
Each element mass percent is C 0.11-0.15%, Al 0.035-0.08%, Mn 0.32-0.63%, S in structural steel
0.008-0.016%, P 0.012-0.027%, Si 0.06-0.15%, N 0.001-0.003%, Als 0.011-
0.052%, Fe 98.69-99.18%, composite coating raw material are alloy powder.
Further, composite coating is followed successively by coating one, coating two, coating three from inside to outside, one raw material of coating be iron from
The mixing of one or more of molten alloy powder, aluminium self-fluxing alloy powder, nickel self-fluxing alloy powder, two raw material of coating be SiC,
The mixing of one or more of ZrC, Co fine carbide special alloy powder, three raw material of coating are micron order BN, CrN, TiC conjunction
The mixing of one or more of bronze end.
Further, one raw material of coating is nickel self-fluxing alloy powder, and coating two is SiC, Co fine carbide special alloy
The mixture of powder, three raw material of coating are the mixture of BN, CrN alloy powder.
Above-mentioned high temperature resistant, the preparation method of anti-oxidant, wear-resisting metallurgy roller the following steps are included:
1) preparation of matrix: above-mentioned raw materials are taken to prepare steel billet by steel-making, casting in proportion, by steel billet successively through overheating
It rolls, cold rolling and annealing, obtains matrix；
2) spray: the matrix surface that step 1) is obtained is roughened, using Plasma-Laser spraying technology that composite coating is former
Material is sprayed on the matrix surface of step 1) preparation, while irradiating plasma spray jet-core region point using low power laser beam；
3) laser secondary remelting: after the completion of step 2) spraying, laser transmission power is increased, high energy density laser is utilized
Beam carries out laser secondary remelting to matrix and coating, and metallurgy roller is obtained after machine finishing.
Further, in step 1), heating temperature is 1230-1290 DEG C before hot rolling, and finishing temperature is 850-890 DEG C, cold
Rolling reduction ratio is 50-70%, and annealing temperature is 750-780 DEG C.
Further, in step 2), when Plasma-Laser sprays, laser power 2100W-2300W, spray distance is
90-100mm, spraying rate 270-290mm/s.
(3) beneficial effect
The present invention provides a kind of high temperature resistants, anti-oxidant, wear-resisting metallurgy roller and preparation method thereof, which passes through
Reasonable element proportion makes it have good high temperature resistant, anti-oxidant, wear-resisting property, and is existed by Plasma-Laser spraying technology
Metallurgy roller matrix surface sprays composite coating, further increases the high temperature resistant of metallurgy roller, anti-oxidant, wear-resisting property, enhancing it makes
Use the service life.
Wherein, full with three layers of composite coating substitution conventional metallurgical roller as cast condition, forging state, the single-phase wear-resistant coating of welding-on and surface
The complex technologies requirements such as foot metallurgy roller is wear-resisting, high temperature resistant, anti-oxidant, creep resistant.In three layers of composite coating, coating one and metallurgy
Roller matrix mutually melts, and increases coating and substrate adhesive degree；Coating three improves that product is anti-oxidant, the crucial physicochemical property such as wear-resisting；Coating
While two isolation external high temperatures, it is ensured that coating one is relatively stable with coating three.Using Plasma-Laser spraying technology, comprehensive fortune
Fast, few to sprayed on material and substrate limitation with plasma spraying speed, laser spraying can be such that dusty material merges completely, not be pollinated
The double dominant of particle shape shape and granularity limitation can activate matrix surface active using laser preheating structure steel matrix surface；Benefit
Plasma spray jet-core region point is irradiated with low power laser beam, the complete melting for spraying particle, gas ultramicron can be promoted
Stream promotes to melt particle refinement, improves coating compactness, promotes the adhesion of coating and matrix, and utilize low power laser beam
It irradiates easily controllable, effectively solves the problems, such as that materials with high melting point is difficult to melt when supersonic plasma spray, in very short time
Interior achievable multiple layer high speed spraying, maximum coating thickness fully meet metallurgical roller coating preparation and require up to 3mm or more；It utilizes
Alloy powder secondary high-temperature can be heat-fused in matrix surface by laser secondary remelting, so that laminated coating and substrate surface occur
It is micro- molten and generate metallurgical bonding, obtain dendrite fine uniform and the low remelted layer of degree of segregation.Pass through atom between coating and matrix
Diffusion, coating porosity can drop to 0.3% hereinafter, improving dense structure's property, and reduction crackle tendency extends metallurgy roller and uses
Service life.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention,
Technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is the present invention one
Divide embodiment, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making
Every other embodiment obtained, shall fall within the protection scope of the present invention under the premise of creative work.
Embodiment 1:
A kind of high temperature resistant, anti-oxidant, wear-resisting metallurgy roller, including matrix and composite coating, matrix are structural carbon steel, carbon
Each element mass percent is C 0.11%, Al 0.08%, Mn 0.32%, S 0.008%, P 0.012%, Si in structural steel
0.15%, N 0.003%, Als 0.052%, Fe 98.72%, composite coating raw material are alloy powder, and the composite coating is by interior
It is followed successively by coating one, coating two, coating three outward, one raw material of coating is nickel self-fluxing alloy powder, and coating two is that SiC, Co are fine
The mixture of carbide special alloy powder, three raw material of coating are the mixture of BN, CrN alloy powder.
Above-mentioned high temperature resistant, the preparation method of anti-oxidant, wear-resisting metallurgy roller the following steps are included:
1) preparation of matrix: above-mentioned raw materials are taken to prepare steel billet by steel-making, casting in proportion, by steel billet successively through overheating
It rolls, cold rolling and annealing, obtains matrix, wherein heating temperature is 1250 DEG C before hot rolling, and finishing temperature is 860 DEG C, cold rolling
Lower rate is 65%, and annealing temperature is 760 DEG C；
2) spray: the matrix surface that step 1) is obtained is roughened, using Plasma-Laser spraying technology that composite coating is former
Material is sprayed on the matrix surface of step 1) preparation, laser power 2200W, spray distance 90mm, spraying rate 270mm/
S, while plasma spray jet-core region point is irradiated using low power laser beam；
3) laser secondary remelting: after the completion of step 2) spraying, laser transmission power is increased, high energy density laser is utilized
Beam carries out laser secondary remelting to matrix and coating, and metallurgy roller is obtained after machine finishing.
Embodiment 2:
A kind of high temperature resistant, anti-oxidant, wear-resisting metallurgy roller, including matrix and composite coating, matrix are structural carbon steel, carbon
Each element mass percent is C 0.11%, Al0.035%, Mn 0.39%, S 0.01%, P 0.019%, Si in structural steel
0.06%, N 0.001%, Als0.011%, Fe 99.18%, composite coating raw material are alloy powder, and the composite coating is by interior
Be followed successively by coating one, coating two, coating three outward, one raw material of coating is nickel self-fluxing alloy powder, two raw material of coating be SiC,
Mixture in ZrC, Co fine carbide special alloy powder, three raw material of coating are micron order BN, CrN, TiC alloy powder
Mixture.
Above-mentioned high temperature resistant, the preparation method of anti-oxidant, wear-resisting metallurgy roller the following steps are included:
1) preparation of matrix: above-mentioned raw materials are taken to prepare steel billet by steel-making, casting in proportion, by steel billet successively through overheating
It rolls, cold rolling and annealing, obtains matrix, wherein heating temperature is 1230 DEG C before hot rolling, and finishing temperature is 850 DEG C, cold rolling
Lower rate is 58%, and annealing temperature is 750 DEG C；
2) spray: the matrix surface that step 1) is obtained is roughened, using Plasma-Laser spraying technology that composite coating is former
Material is sprayed on the matrix surface of step 1) preparation, laser power 2100W, spray distance 95mm, spraying rate 290mm/
S, while plasma spray jet-core region point is irradiated using low power laser beam；
3) laser secondary remelting: after the completion of step 2) spraying, laser transmission power is increased, high energy density laser is utilized
Beam carries out laser secondary remelting to matrix and coating, and metallurgy roller is obtained after machine finishing.
Embodiment 3:
A kind of high temperature resistant, anti-oxidant, wear-resisting metallurgy roller, including matrix and composite coating, matrix are structural carbon steel, carbon
Each element mass percent is C 0.15%, Al 0.08%, Mn 0.63%, S 0.016%, P 0.027%, Si in structural steel
0.15%, N 0.002%, Als 0.023%, Fe 98.69%, composite coating raw material are alloy powder, and the composite coating is by interior
Be followed successively by coating one, coating two, coating three outward, one raw material of coating be iron self-fluxing alloy powder, aluminium self-fluxing alloy powder, nickel from
The mixture of molten alloy powder, two raw material of coating are the mixture of ZrC, Co fine carbide special alloy powder, and coating three is former
Material is the mixture of micron order BN, CrN alloy powder.
Above-mentioned high temperature resistant, the preparation method of anti-oxidant, wear-resisting metallurgy roller the following steps are included:
1) preparation of matrix: above-mentioned raw materials are taken to prepare steel billet by steel-making, casting in proportion, by steel billet successively through overheating
It rolls, cold rolling and annealing, obtains matrix, wherein heating temperature is 1260 DEG C before hot rolling, and finishing temperature is 870 DEG C, cold rolling
Lower rate is 50%, and annealing temperature is 780 DEG C；
2) spray: the matrix surface that step 1) is obtained is roughened, using Plasma-Laser spraying technology that composite coating is former
Material is sprayed on the matrix surface of step 1) preparation, laser power 2200W, spray distance 100mm, spraying rate 280mm/
S, while plasma spray jet-core region point is irradiated using low power laser beam；
3) laser secondary remelting: after the completion of step 2) spraying, laser transmission power is increased, high energy density laser is utilized
Beam carries out laser secondary remelting to matrix and coating, and metallurgy roller is obtained after machine finishing.
Embodiment 4:
A kind of high temperature resistant, anti-oxidant, wear-resisting metallurgy roller, including matrix and composite coating, matrix are structural carbon steel, carbon
In structural steel each element mass percent be C 0.12%, Al 0.054%, Mn 0.43%, S 0.012%, P 0.012%,
Si 0.06%, N 0.003%, Als 0.036%, Fe 99.03%, composite coating raw material are alloy powder, the composite coating
It is followed successively by coating one, coating two, coating three from inside to outside, one raw material of coating is iron self-fluxing alloy powder, and two raw material of coating is
The mixture of ZrC, Co fine carbide special alloy powder, three raw material of coating are the mixing of micron order BN, CrN alloy powder
Object.
Above-mentioned high temperature resistant, the preparation method of anti-oxidant, wear-resisting metallurgy roller the following steps are included:
1) preparation of matrix: above-mentioned raw materials are taken to prepare steel billet by steel-making, casting in proportion, by steel billet successively through overheating
It rolls, cold rolling and annealing, obtains matrix, wherein heating temperature is 1290 DEG C before hot rolling, and finishing temperature is 890 DEG C, cold rolling
Lower rate is 69%, and annealing temperature is 770 DEG C；
2) spray: the matrix surface that step 1) is obtained is roughened, using Plasma-Laser spraying technology that composite coating is former
Material is sprayed on the matrix surface of step 1) preparation, laser power 2300W, spray distance 100mm, spraying rate 270mm/
S, while plasma spray jet-core region point is irradiated using low power laser beam；
3) laser secondary remelting: after the completion of step 2) spraying, laser transmission power is increased, high energy density laser is utilized
Beam carries out laser secondary remelting to matrix and coating, and metallurgy roller is obtained after machine finishing.
Embodiment 5:
A kind of high temperature resistant, anti-oxidant, wear-resisting metallurgy roller, including matrix and composite coating, matrix are structural carbon steel, carbon
In structural steel each element mass percent be C 0.14%, Al 0.071%, Mn 0.47%, S 0.009%, P 0.019%,
Si 0.09%, N 0.001%, Als 0.043%, Fe 98.72%, composite coating raw material are alloy powder, the composite coating
It is followed successively by coating one, coating two, coating three from inside to outside, one raw material of coating is aluminium self-fluxing alloy powder, nickel self-fluxing alloy powder
Mixture, two raw material of coating be SiC, ZrC alloy powder mixture, three raw material of coating be micron order BN, CrN, TiC alloy
The mixture of powder.
Above-mentioned high temperature resistant, the preparation method of anti-oxidant, wear-resisting metallurgy roller the following steps are included:
1) preparation of matrix: above-mentioned raw materials are taken to prepare steel billet by steel-making, casting in proportion, by steel billet successively through overheating
It rolls, cold rolling and annealing, obtains matrix, wherein heating temperature is 1240 DEG C before hot rolling, and finishing temperature is 880 DEG C, cold rolling
Lower rate is 70%, and annealing temperature is 750 DEG C；
2) spray: the matrix surface that step 1) is obtained is roughened, using Plasma-Laser spraying technology that composite coating is former
Material is sprayed on the matrix surface of step 1) preparation, laser power 2300W, spray distance 90mm, spraying rate 290mm/
S, while plasma spray jet-core region point is irradiated using low power laser beam；
3) laser secondary remelting: after the completion of step 2) spraying, laser transmission power is increased, high energy density laser is utilized
Beam carries out laser secondary remelting to matrix and coating, and metallurgy roller is obtained after machine finishing.
Comparative example: metallurgy roller is prepared using traditional technology.
It is tested for the property to 1-5 of the embodiment of the present invention metallurgy roller prepared and using the metallurgy roller of traditional technology preparation,
The results are shown in Table 1 for it.
Table 1:
To sum up, the embodiment of the present invention has the following beneficial effects: its matrix material of the metallurgy roller of 1-5 of embodiment of the present invention preparation
Expect hardness, roll surface hardness, high-temperature wearable/oxidative resistance, machining accuracy, roughness, steel transportation amount, service life far better than biography
The metallurgy roller of system technology preparation, the present invention have significant progress.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
Invention is explained in detail, those skilled in the art should understand that: it still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features；And these modification or
Replacement, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (6)
1. a kind of high temperature resistant, anti-oxidant, wear-resisting metallurgy roller, which is characterized in that the metallurgy roller includes matrix and composite coating, institute
Stating matrix is structural carbon steel, and each element mass percent is C0.11-0.15%, Al0.035- in the structural carbon steel
0.08%, Mn0.32-0.63%, S0.008-0.016%, P0.012-0.027%, Si0.06-0.15%, N0.001-
0.003%, Als0.011-0.052%, Fe98.69-99.18%, the composite coating raw material are alloy powder.
2. high temperature resistant as described in claim 1, anti-oxidant, wear-resisting metallurgy roller, which is characterized in that the composite coating is by introversion
It is followed successively by coating one, coating two, coating three outside, one raw material of coating is iron self-fluxing alloy powder, aluminium self-fluxing alloy powder, nickel
The mixing of one or more of self-fluxing alloy powder, two raw material of coating are SiC, ZrC, Co fine carbide special alloy powder
The mixing of one or more of end, three raw material of coating are that one or more of micron order BN, CrN, TiC alloy powder is mixed
It closes.
3. high temperature resistant as claimed in claim 2, anti-oxidant, wear-resisting metallurgy roller, which is characterized in that one raw material of coating is nickel
Self-fluxing alloy powder, the coating two are the mixture of SiC, Co fine carbide special alloy powder, three raw material of coating
For the mixture of BN, CrN alloy powder.
4. high temperature resistant as described in any one of claims 1-3, anti-oxidant, wear-resisting metallurgy roller, which is characterized in that the metallurgy roller
Preparation method the following steps are included:
1) preparation of matrix: taking above-mentioned raw materials to prepare steel billet by steel-making, casting in proportion, and steel billet is successively passed through to hot rolling, cold
It rolls and makes annealing treatment, obtain matrix；
2) spray: the matrix surface that step 1) is obtained is roughened, and is sprayed composite coating raw material using Plasma-Laser spraying technology
It is coated in the matrix surface of step 1) preparation, while plasma spray jet-core region point is irradiated using low power laser beam；
3) laser secondary remelting: after the completion of step 2) spraying, laser transmission power is increased, high energy density laser beam pair is utilized
Matrix and coating carry out laser secondary remelting, and metallurgy roller is obtained after machine finishing.
5. high temperature resistant as claimed in claim 4, anti-oxidant, wear-resisting metallurgy roller, which is characterized in that in step 1), before hot rolling plus
Hot temperature is 1230-1290 DEG C, and finishing temperature is 850-890 DEG C, and cold rolling reduction ratio is 50-70%, annealing temperature 750-780
℃。
6. high temperature resistant as claimed in claim 4, anti-oxidant, wear-resisting metallurgy roller, which is characterized in that in step 2), plasma swashs
When light sprays, laser power 2100W-2300W, spray distance 90-100mm, spraying rate 270-290mm/s.
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Denomination of invention: Metallurgical roll with high temperature resistance, oxidation resistance and wear resistance and its preparation method Effective date of registration: 20221226 Granted publication date: 20200522 Pledgee: Dangtu County sub branch of China Post Savings Bank Co.,Ltd. Pledgor: MAANSHAN HENGTAI HEAVY INDUSTRY MACHINERY CO.,LTD. Registration number: Y2022980028908 |
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Date of cancellation: 20231225 Granted publication date: 20200522 Pledgee: Dangtu County sub branch of China Post Savings Bank Co.,Ltd. Pledgor: MAANSHAN HENGTAI HEAVY INDUSTRY MACHINERY CO.,LTD. Registration number: Y2022980028908 |