CN104099612B - The high hard wear-resistant ball of a kind of heat-and corrosion-resistant - Google Patents
The high hard wear-resistant ball of a kind of heat-and corrosion-resistant Download PDFInfo
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- CN104099612B CN104099612B CN201410377235.2A CN201410377235A CN104099612B CN 104099612 B CN104099612 B CN 104099612B CN 201410377235 A CN201410377235 A CN 201410377235A CN 104099612 B CN104099612 B CN 104099612B
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- 230000007797 corrosion Effects 0.000 title claims abstract description 42
- 238000005260 corrosion Methods 0.000 title claims abstract description 42
- 230000006698 induction Effects 0.000 claims abstract description 78
- 238000005253 cladding Methods 0.000 claims abstract description 70
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 29
- 239000010959 steel Substances 0.000 claims abstract description 29
- 238000000034 method Methods 0.000 claims abstract description 23
- 238000010438 heat treatment Methods 0.000 claims abstract description 21
- 229910000604 Ferrochrome Inorganic materials 0.000 claims abstract description 17
- 229910000519 Ferrosilicon Inorganic materials 0.000 claims abstract description 17
- 108010038629 Molybdoferredoxin Proteins 0.000 claims abstract description 17
- HBELESVMOSDEOV-UHFFFAOYSA-N [Fe].[Mo] Chemical compound [Fe].[Mo] HBELESVMOSDEOV-UHFFFAOYSA-N 0.000 claims abstract description 17
- DALUDRGQOYMVLD-UHFFFAOYSA-N iron manganese Chemical compound [Mn].[Fe] DALUDRGQOYMVLD-UHFFFAOYSA-N 0.000 claims abstract description 17
- PNXOJQQRXBVKEX-UHFFFAOYSA-N iron vanadium Chemical compound [V].[Fe] PNXOJQQRXBVKEX-UHFFFAOYSA-N 0.000 claims abstract description 17
- 229910000616 Ferromanganese Inorganic materials 0.000 claims abstract description 16
- 239000002994 raw material Substances 0.000 claims abstract description 16
- 230000033228 biological regulation Effects 0.000 claims abstract description 11
- 238000010792 warming Methods 0.000 claims description 31
- 239000000843 powder Substances 0.000 claims description 24
- 238000009413 insulation Methods 0.000 claims description 23
- 238000001816 cooling Methods 0.000 claims description 19
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 16
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 16
- 239000010936 titanium Substances 0.000 claims description 15
- 229910052719 titanium Inorganic materials 0.000 claims description 15
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 12
- 238000005516 engineering process Methods 0.000 claims description 12
- 239000004567 concrete Substances 0.000 claims description 10
- 239000000758 substrate Substances 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 7
- CZMRCDWAGMRECN-UGDNZRGBSA-N Sucrose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 claims description 6
- 229930006000 Sucrose Natural products 0.000 claims description 6
- 238000004140 cleaning Methods 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 238000002844 melting Methods 0.000 claims description 6
- 230000008018 melting Effects 0.000 claims description 6
- 235000011837 pasties Nutrition 0.000 claims description 6
- 239000004576 sand Substances 0.000 claims description 6
- 239000005720 sucrose Substances 0.000 claims description 6
- 238000007781 pre-processing Methods 0.000 claims description 5
- 230000004048 modification Effects 0.000 abstract description 2
- 238000012986 modification Methods 0.000 abstract description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 238000010304 firing Methods 0.000 description 4
- 239000011159 matrix material Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- 229910001566 austenite Inorganic materials 0.000 description 2
- 239000011195 cermet Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 239000006004 Quartz sand Substances 0.000 description 1
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 229910033181 TiB2 Inorganic materials 0.000 description 1
- 239000003082 abrasive agent Substances 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003250 coal slurry Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The invention discloses the high hard wear-resistant ball of a kind of heat-and corrosion-resistant, its raw materials by weight portion includes: steel scrap 100 parts, 5 10 parts of ferrochrome, molybdenum-iron 1 1.5 parts, vanadium iron 1 1.3 parts, 0.1 0.3 parts of ferromanganese, ferrosilicon 0.2 0.6 parts；Its heat treatment process have employed different heating rates；Utilize high-frequency induction cladding that wear-resistant ball has been carried out surface modification；The technique of described high-frequency induction cladding is: open vavuum pump regulation vacuum at 50 80Pa, start high-frequency induction cladding equipment, in 50 80s, electric current is increased to 1650 1720A from 500 550A, it is incubated 50 120s, close high-frequency induction equipment after electric current is down in 30 40s 500 550A, be cooled to room temperature.The high hard wear-resistant ball of heat-and corrosion-resistant of the present invention has the wearability of excellence, has impact flexibility, hardness, heat resistance and the corrosion resistance of excellence simultaneously.
Description
Technical field
The present invention relates to high-abrasive material technical field, particularly relate to the high hard wear-resistant ball of a kind of heat-and corrosion-resistant.
Background technology
Wear-resistant ball is a kind of crushing medium in ball mill, the material in crushing mill, the most
Be widely used in metallurgical mine, cement building material, thermal power generation, flue gas desulfurization, magnetic material, chemical industry,
In the industry ball mills such as water-coal-slurry, pellet, slag, superfine powder, flyash, calcium carbonate, quartz sand.
Wear-resistant ball should have following character as a kind of lost material: the hardness that (1) is high, the base of high rigidity
Body can resist the abrasive particle micro cutting effect to matrix, embodies the wearability of material to a certain extent；
(2) higher plasticity and toughness, strain fatigue drag, brittle failure drag and delamination fatigue resistance, high plasticity and toughness can
To reduce or to suppress germinating and the extension of crackle, particularly there is under the operating mode of HI high impact effect excellence
Resisting fractre damage capability；(3) high quenching degree, the quenching degree height guarantee of material is under the conditions of large scale
Material global tissue is uniform, stable performance, and wearability must give guarantee.
The poor performance such as the wearability of existing heat resisting corrosion-proof, heat resistance, corrosion resistance, it is impossible to meet modern society
Requirement to wear-resistant ball, therefore, the technical process select suitable composition, controlling to prepare obtains combination property
Strong wear-resistant ball is the hot issue of research at present.
Summary of the invention
The present invention proposes the high hard wear-resistant ball of a kind of heat-and corrosion-resistant, and the high hard wear-resistant ball of this heat-and corrosion-resistant has
Excellent wearability, has impact flexibility, hardness, heat resistance and the corrosion resistance of excellence simultaneously.
The present invention proposes the high hard wear-resistant ball of a kind of heat-and corrosion-resistant, and its raw materials by weight portion includes: steel scrap
100 parts, ferrochrome 5-10 part, molybdenum-iron 1-1.5 part, vanadium iron 1-1.3 part, ferromanganese 0.1-0.3 part, ferrosilicon 0.2-0.6
Part；
According to above-mentioned raw materials proportioning, following technique is used to be prepared the high hard wear-resistant ball of heat-and corrosion-resistant:
S1, steel scrap is joined in medium frequency induction melting furnace, and be heated to 1490-1510 DEG C, be incubated 25-50min
Rear addition ferrochrome, molybdenum-iron, vanadium iron, add ferrosilicon, ferromanganese until completely melted, be warming up to 1550-1600 DEG C
Obtaining molten steel after being heated to being completely melt, cast, die sinking after molten steel solidifies completely, stove is cooled to room temperature and obtains
Wear-resistant ball base substrate；
S2, the wear-resistant ball base substrate obtained in S1 is put in electric furnace, sequentially pass through twice be thermally treated resulting in wear-resisting
Ball base, wherein, one time heat treatment process is specific as follows: be warming up to 780-800 DEG C, is incubated 30-60min, rises
Temperature, to 950-1000 DEG C, is incubated 20-30min, is warming up to 1020-1050 DEG C, is incubated 12-15min, heats up
To 1060-1080 DEG C, it is incubated 5-8min, is cooled to room temperature；Secondary heat treatment process is specific as follows: be heated to
300-450 DEG C, being incubated 50-70min, air cooling is to room temperature；
S3, the wear-resistant ball base sand papering that will obtain in S2, clean with acetone；
S4, high-frequency induction cladding powder is put in baking oven be dried, the temperature arranging baking oven is 150-185 DEG C,
Insulation 2-3h takes out, and described high-frequency induction cladding powder is iron powder, titanium valve and B4The mixture of C；
S5, high-frequency induction cladding powder dried in S4 is mixed into pasty state with sucrose solution after spread upon
Wear-resistant ball base surface after cleaning in S3, thickness is 2-3mm, obtains pre-processing wear-resistant ball；
S6, the pretreatment wear-resistant ball obtained in S5 is put in 80-95 DEG C of drying box, put after insulation 10-15h
Entering and carry out high-frequency induction cladding in vacuum heating apparatus, the concrete technology of described high-frequency induction cladding is as follows: beat
Open vavuum pump regulation vacuum at 50-80Pa, start high-frequency induction cladding equipment, in 50-80s by electric current from
500-550A is increased to 1650-1720A, is incubated 50-120s, in 30-40s, electric current is down to 500-550A
Rear closedown high-frequency induction equipment, is cooled to room temperature；
S7, pretreatment wear-resistant ball after high-frequency induction cladding in S6 is put in electric furnace, be heated to
200-250 DEG C, it is incubated 5-15h, after cooling, obtains the high hard wear-resistant ball of described heat-and corrosion-resistant.
Preferably, the high hard wear-resistant ball of above-mentioned heat-and corrosion-resistant, its raw materials by weight portion includes: steel scrap 100
Part, ferrochrome 5-9 part, molybdenum-iron 1-1.45 part, vanadium iron 1-1.25 part, ferromanganese 0.1-0.25 part, ferrosilicon 0.2-0.45
Part；
Preferably, the high hard wear-resistant ball of above-mentioned heat-and corrosion-resistant, its raw materials by weight portion includes: steel scrap 100
Part, 6 parts of ferrochrome, molybdenum-iron 1.3 parts, vanadium iron 1.1 parts, 0.22 part of ferromanganese, ferrosilicon 0.36 part.
Preferably, in S2, one time heat treatment process is specific as follows, is warming up to 795 DEG C, is incubated 46min,
It is warming up to 934 DEG C, is incubated 26min, is warming up to 1035 DEG C, be incubated 13.5min, be warming up to 1074 DEG C, protect
Temperature 7.1min, is cooled to room temperature；Secondary heat treatment process is specific as follows: be heated to 335 DEG C, is incubated 62min,
Air cooling is to room temperature.
Preferably, in S4, weight percent B in described high-frequency induction cladding powder4C: iron powder: titanium
Powder is 1:3.3-3.6:3.0-3.5.
Preferably, described B4The purity of C is 99.9%, and the purity of iron powder is 99.9%, and the purity of titanium valve is
99.9%.
Preferably, in S6, the concrete technology of described high-frequency induction cladding is as follows: open vavuum pump regulation true
Reciprocal of duty cycle, at 65-75Pa, starts high-frequency induction cladding equipment, is raised from 520-535A by electric current in 60-70s
To 1680-1700A, it is incubated 80-95s, after electric current is down in 33-36s 520-530A, closes high frequency sense
Answer equipment, be cooled to room temperature.
Preferably, in S6, the concrete technology of described high-frequency induction cladding is as follows: open vavuum pump regulation true
Reciprocal of duty cycle, at 72Pa, starts high-frequency induction cladding equipment, in 66s, from 529A, electric current is increased to 1692A,
Insulation 91s, closes high-frequency induction equipment after electric current is down in 34s 526A, is cooled to room temperature.
Preferably, in S7, pretreatment wear-resistant ball after high-frequency induction cladding in S6 is put into electric furnace
In, it is heated to 220-245 DEG C, is incubated 8-10h, after cooling, obtain the high hard wear-resistant ball of described heat-and corrosion-resistant.
Preferably, in S7, pretreatment wear-resistant ball after high-frequency induction cladding in S6 is put into electric furnace
In, it is heated to 234 DEG C, is incubated 9.3h, after cooling, obtain the high hard wear-resistant ball of described heat-and corrosion-resistant.
In wear-resistant ball Technology for Heating Processing of the present invention, take different heating rates, it is therefore prevented that austenite
The carbide that middle precipitation is more, prevents austenite to be decomposed into eutectoid structure in a large number simultaneously, improves wear-resistant ball
Performance；Utilize high-frequency induction cladding that the surface of wear-resistant ball has been carried out modification after heat treatment, on the one hand,
The wear-resistant ball cladding layer forming that high-frequency induction cladding obtains, and production efficiency is high；On the other hand, high frequency sense
After answering cladding, the reaction of cladding layer situ generates sub-micron TiB of high rigidity2With cermet particles TiC
Strengthen phase, at cladding layer sub-micron TiB2In strip, cermet particles TiC be particle or petal-shaped
Being uniformly distributed among tiny matrix, the intersection at cladding layer Yu matrix is plane crystal zone, has tough
Assemblage characteristic, and the cladding layer obtained and matrix have good metallurgical binding, improves the wear-resisting of wear-resistant ball
Property, obtain the wear-resistant ball of good combination property.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is described in detail, it should be appreciated that embodiment is served only for
The bright present invention rather than be used for limiting the invention, any made on the basis of the present invention amendment,
Equivalents etc. are the most within the scope of the present invention.
Embodiment 1
The high hard wear-resistant ball of heat-and corrosion-resistant of the present invention, its raw materials by weight portion includes: steel scrap 100 parts,
9 parts of ferrochrome, molybdenum-iron 1 part, vanadium iron 1.2 parts, 0.1 part of ferromanganese, ferrosilicon 0.43 part；
According to above-mentioned raw materials proportioning, following technique is used to be prepared the high hard wear-resistant ball of heat-and corrosion-resistant:
S1, steel scrap is joined in medium frequency induction melting furnace, and be heated to 1496 DEG C, add after insulation 42min
Enter ferrochrome, molybdenum-iron, vanadium iron, add ferrosilicon, ferromanganese until completely melted, be warming up to 1600 DEG C and be heated to
Obtaining molten steel after running down, cast, die sinking after molten steel solidifies completely, stove is cooled to room temperature and obtains wear-resistant ball base
Body；
S2, the wear-resistant ball base substrate obtained in S1 is put in electric furnace, sequentially pass through twice be thermally treated resulting in wear-resisting
Ball base, wherein, one time heat treatment process is specific as follows: be warming up to 800 DEG C, is incubated 30min, is warming up to 995 DEG C,
Insulation 25min, is warming up to 1020 DEG C, is incubated 15min, is warming up to 1073 DEG C, is incubated 6.1min, cooling
To room temperature；Secondary heat treatment process is specific as follows: be heated to 450 DEG C, is incubated 50min, and air cooling is to room temperature；
S3, the wear-resistant ball base sand papering that will obtain in S2, clean with acetone；
S4, high-frequency induction cladding powder is put in baking oven be dried, the temperature arranging baking oven is 159 DEG C, insulation
2.3h takes out, and described high-frequency induction cladding powder is iron powder, titanium valve and B4The mixture of C；
S5, high-frequency induction cladding powder dried in S4 is mixed into pasty state with sucrose solution after spread upon
Wear-resistant ball base surface after cleaning in S3, thickness is 2mm, obtains pre-processing wear-resistant ball；
S6, the pretreatment wear-resistant ball obtained in S5 is put in 95 DEG C of drying boxes, after insulation 10h, put into vacuum
Carrying out high-frequency induction cladding in firing equipment, the concrete technology of described high-frequency induction cladding is as follows: open vacuum
Pump regulation vacuum, at 50Pa, starts high-frequency induction cladding equipment, is increased to from 534A by electric current in 80s
1720A, is incubated 50s, closes high-frequency induction equipment, be cooled to room after electric current is down in 40s 545A
Temperature；
S7, pretreatment wear-resistant ball after high-frequency induction cladding in S6 is put in electric furnace, be heated to
200 DEG C, it is incubated 15h, after cooling, obtains the high hard wear-resistant ball of described heat-and corrosion-resistant.
Embodiment 2
The high hard wear-resistant ball of heat-and corrosion-resistant of the present invention, its raw materials by weight portion includes: steel scrap 100 parts,
10 parts of ferrochrome, molybdenum-iron 1.2 parts, vanadium iron 1.3 parts, 0.3 part of ferromanganese, ferrosilicon 0.2 part；
According to above-mentioned raw materials proportioning, following technique is used to be prepared the high hard wear-resistant ball of heat-and corrosion-resistant:
S1, steel scrap is joined in medium frequency induction melting furnace, and be heated to 1490 DEG C, add after insulation 50min
Enter ferrochrome, molybdenum-iron, vanadium iron, add ferrosilicon, ferromanganese until completely melted, be warming up to 1550 DEG C and be heated to
Obtaining molten steel after running down, cast, die sinking after molten steel solidifies completely, stove is cooled to room temperature and obtains wear-resistant ball base
Body；
S2, the wear-resistant ball base substrate obtained in S1 is put in electric furnace, sequentially pass through twice be thermally treated resulting in wear-resisting
Ball base, wherein, one time heat treatment process is specific as follows: be warming up to 780 DEG C, is incubated 60min, is warming up to 950 DEG C,
Insulation 30min, is warming up to 1050 DEG C, is incubated 12min, is warming up to 1080 DEG C, is incubated 5min, is cooled to
Room temperature；Secondary heat treatment process is specific as follows: be heated to 300 DEG C, is incubated 70min, and air cooling is to room temperature；
S3, the wear-resistant ball base sand papering that will obtain in S2, clean with acetone；
S4, high-frequency induction cladding powder is put in baking oven be dried, the temperature arranging baking oven is 150 DEG C, insulation
3h takes out, and described high-frequency induction cladding powder is iron powder, titanium valve and B4The mixture of C；Described high-frequency induction
Weight percent B in cladding powder4C: iron powder: titanium valve is 1:3.5:3.4；Described B4The purity of C is 99.9%,
The purity of iron powder is 99.9%, and the purity of titanium valve is 99.9%；
S5, high-frequency induction cladding powder dried in S4 is mixed into pasty state with sucrose solution after spread upon
Wear-resistant ball base surface after cleaning in S3, thickness is 3mm；
S6, the pretreatment wear-resistant ball obtained in S5 is put in 80 DEG C of drying boxes, after insulation 15h, put into vacuum
Carrying out high-frequency induction cladding in firing equipment, the concrete technology of described high-frequency induction cladding is as follows: open vacuum
Pump regulation vacuum, at 62Pa, starts high-frequency induction cladding equipment, is increased to from 500A by electric current in 64s
1676A, is incubated 105s, closes high-frequency induction equipment, be cooled to room after electric current is down in 36s 550A
Temperature；
S7, pretreatment wear-resistant ball after high-frequency induction cladding in S6 is put in electric furnace, is heated to 250 DEG C,
Insulation 5h, obtains the high hard wear-resistant ball of described heat-and corrosion-resistant after cooling.
Embodiment 3
The high hard wear-resistant ball of heat-and corrosion-resistant of the present invention, its raw materials by weight portion includes: steel scrap 100 parts,
5 parts of ferrochrome, molybdenum-iron 1.5 parts, vanadium iron 1 part, 0.26 part of ferromanganese, ferrosilicon 0.6 part；
According to above-mentioned raw materials proportioning, following technique is used to be prepared the high hard wear-resistant ball of heat-and corrosion-resistant:
S1, steel scrap is joined in medium frequency induction melting furnace, and be heated to 1510 DEG C, add after insulation 25min
Enter ferrochrome, molybdenum-iron, vanadium iron, add ferrosilicon, ferromanganese until completely melted, be warming up to 1559 DEG C and be heated to
Obtaining molten steel after running down, cast, die sinking after molten steel solidifies completely, stove is cooled to room temperature and obtains wear-resistant ball base
Body；
S2, the wear-resistant ball base substrate obtained in S1 is put in electric furnace, sequentially pass through twice be thermally treated resulting in wear-resisting
Ball base, wherein, one time heat treatment process is specific as follows: be warming up to 786 DEG C, is incubated 52min, is warming up to
1000 DEG C, it is incubated 20min, is warming up to 1034 DEG C, be incubated 13.2min, be warming up to 1060 DEG C, be incubated 8min,
It is cooled to room temperature；Secondary heat treatment process is specific as follows: be heated to 364 DEG C, is incubated 63min, and air cooling is to room
Temperature；
S3, the wear-resistant ball base sand papering that will obtain in S2, clean with acetone；
S4, high-frequency induction cladding powder is put in baking oven be dried, the temperature arranging baking oven is 185 DEG C, insulation
2h takes out, and described high-frequency induction cladding powder is iron powder, titanium valve and B4The mixture of C；Described high-frequency induction
Weight percent B in cladding powder4C: iron powder: titanium valve is 1:3.6:3.5；Described B4The purity of C is 99.9%,
The purity of iron powder is 99.9%, and the purity of titanium valve is 99.9%；
S5, high-frequency induction cladding powder dried in S4 is mixed into pasty state with sucrose solution after spread upon
Wear-resistant ball base surface after cleaning in S3, thickness is 2.5mm, obtains pre-processing wear-resistant ball；
S6, the pretreatment wear-resistant ball obtained in S5 is put in 83 DEG C of drying boxes, put into true after insulation 14.3h
Carrying out high-frequency induction cladding in empty firing equipment, the concrete technology of described high-frequency induction cladding is as follows: open true
Empty pump regulation vacuum, at 80Pa, starts high-frequency induction cladding equipment, is raised from 550A by electric current in 50s
To 1650A, it is incubated 120s, closes high-frequency induction equipment after electric current is down in 30s 500A, be cooled to
Room temperature；
S7, pretreatment wear-resistant ball after high-frequency induction cladding in S6 is put in electric furnace, is heated to 232 DEG C,
Insulation 11h, obtains the high hard wear-resistant ball of described heat-and corrosion-resistant after cooling.
Embodiment 4
The high hard wear-resistant ball of heat-and corrosion-resistant of the present invention, its raw materials by weight portion includes: steel scrap 100 parts,
6 parts of ferrochrome, molybdenum-iron 1.3 parts, vanadium iron 1.1 parts, 0.22 part of ferromanganese, ferrosilicon 0.36 part；
According to above-mentioned raw materials proportioning, following technique is used to be prepared the high hard wear-resistant ball of heat-and corrosion-resistant:
S1, steel scrap is joined in medium frequency induction melting furnace, and be heated to 1500 DEG C, add after insulation 30min
Enter ferrochrome, molybdenum-iron, vanadium iron, add ferrosilicon, ferromanganese until completely melted, be warming up to 1575 DEG C and be heated to
Obtaining molten steel after running down, cast, die sinking after molten steel solidifies completely, stove is cooled to room temperature and obtains wear-resistant ball base
Body；
S2, the wear-resistant ball base substrate obtained in S1 is put in electric furnace, sequentially pass through twice be thermally treated resulting in wear-resisting
Ball base, wherein, one time heat treatment process is specific as follows: be warming up to 795 DEG C, is incubated 46min, is warming up to 934 DEG C,
Insulation 26min, is warming up to 1035 DEG C, is incubated 13.5min, is warming up to 1074 DEG C, is incubated 7.1min, cooling
To room temperature；Secondary heat treatment process is specific as follows: be heated to 335 DEG C, is incubated 62min, and air cooling is to room temperature；
S3, the wear-resistant ball base sand papering that will obtain in S2, clean with acetone；
S4, high-frequency induction cladding powder is put in baking oven be dried, the temperature arranging baking oven is 170 DEG C, insulation
2.8h takes out, and described high-frequency induction cladding powder is iron powder, titanium valve and B4The mixture of C；Described high frequency sense
Answer weight percent B in cladding powder4C: iron powder: titanium valve is 1:3.6:3.0；Described B4The purity of C is
99.9%, the purity of iron powder is 99.9%, and the purity of titanium valve is 99.9%；
S5, high-frequency induction cladding powder dried in S4 is mixed into pasty state with sucrose solution after spread upon
Wear-resistant ball base surface after cleaning in S3, thickness is 2.6mm, obtains pre-processing wear-resistant ball；
S6, the pretreatment wear-resistant ball obtained in S5 is put in 90 drying boxes, after insulation 14.2h, put into vacuum
Carrying out high-frequency induction cladding in firing equipment, the concrete technology of described high-frequency induction cladding is as follows: open vacuum
Pump regulation vacuum, at 72Pa, starts high-frequency induction cladding equipment, is increased to from 529A by electric current in 66s
1692A, is incubated 91s, closes high-frequency induction equipment, be cooled to room after electric current is down in 34s 526A
Temperature；
S7, pretreatment wear-resistant ball after high-frequency induction cladding in S6 is put in electric furnace, be heated to
234 DEG C, it is incubated 9.3h, after cooling, obtains the high hard wear-resistant ball of described heat-and corrosion-resistant.
Claims (9)
1. the high hard wear-resistant ball of heat-and corrosion-resistant, it is characterised in that its raw materials by weight portion includes: useless
Steel 100 parts, ferrochrome 5-10 part, molybdenum-iron 1-1.5 part, vanadium iron 1-1.3 part, ferromanganese 0.1-0.3 part, ferrosilicon
0.2-0.6 part；
According to above-mentioned raw materials proportioning, following technique is used to be prepared the high hard wear-resistant ball of heat-and corrosion-resistant:
S1, steel scrap is joined in medium frequency induction melting furnace, and be heated to 1490-1510 DEG C, be incubated 25-50min
Rear addition ferrochrome, molybdenum-iron, vanadium iron, add ferrosilicon, ferromanganese until completely melted, be warming up to 1550-1600 DEG C
Obtaining molten steel after being heated to being completely melt, cast, die sinking after molten steel solidifies completely, stove is cooled to room temperature and obtains
Wear-resistant ball base substrate；
S2, the wear-resistant ball base substrate obtained in S1 is put in electric furnace, sequentially pass through twice be thermally treated resulting in wear-resisting
Ball base, wherein, one time heat treatment process is specific as follows: be warming up to 780-800 DEG C, is incubated 30-60min,
It is warming up to 950-1000 DEG C, is incubated 20-30min, is warming up to 1020-1050 DEG C, be incubated 12-15min, rise
Temperature, to 1060-1080 DEG C, is incubated 5-8min, is cooled to room temperature；Secondary heat treatment process is specific as follows: add
Heat, to 300-450 DEG C, is incubated 50-70min, and air cooling is to room temperature；
S3, the wear-resistant ball base sand papering that will obtain in S2, clean with acetone；
S4, high-frequency induction cladding powder is put in baking oven be dried, the temperature arranging baking oven is 150-185 DEG C,
Insulation 2-3h takes out, and described high-frequency induction cladding powder is iron powder, titanium valve and B4The mixture of C；
S5, high-frequency induction cladding powder dried in S4 is mixed into pasty state with sucrose solution after spread upon
Wear-resistant ball base surface after cleaning in S3, thickness is 2-3mm, obtains pre-processing wear-resistant ball；
S6, the pretreatment wear-resistant ball obtained in S5 is put in 80-95 DEG C of drying box, put after insulation 10-15h
Entering and carry out high-frequency induction cladding in vacuum heating apparatus, the concrete technology of described high-frequency induction cladding is as follows: beat
Open vavuum pump regulation vacuum at 50-80Pa, start high-frequency induction cladding equipment, by electric current in 50-80s
It is increased to 1650-1720A from 500-550A, is incubated 50-120s, in 30-40s, electric current is down to 500-550A
Rear closedown high-frequency induction equipment, is cooled to room temperature；
S7, pretreatment wear-resistant ball after high-frequency induction cladding in S6 is put in electric furnace, be heated to
200-250 DEG C, it is incubated 5-15h, after cooling, obtains the high hard wear-resistant ball of described heat-and corrosion-resistant.
The high hard wear-resistant ball of heat-and corrosion-resistant the most according to claim 1, it is characterised in that its raw material is pressed
Parts by weight include: steel scrap 100 parts, ferrochrome 5-9 part, molybdenum-iron 1-1.45 part, vanadium iron 1-1.25 part, manganese
Iron 0.1-0.25 part, ferrosilicon 0.2-0.45 part.
The high hard wear-resistant ball of heat-and corrosion-resistant the most according to claim 1 and 2, it is characterised in that it is former
Material includes by weight: steel scrap 100 parts, 6 parts of ferrochrome, molybdenum-iron 1.3 parts, vanadium iron 1.1 parts, ferromanganese
0.22 part, ferrosilicon 0.36 part.
4. according to the high hard wear-resistant ball of heat-and corrosion-resistant of claim 1 or 2, it is characterised in that in S4,
B by weight ratio in described high-frequency induction cladding powder4C: iron powder: titanium valve is 1:3.3-3.6:3.0-3.5.
The high hard wear-resistant ball of heat-and corrosion-resistant the most according to claim 1 and 2, it is characterised in that described
B4The purity of C is 99.9%, and the purity of iron powder is 99.9%, and the purity of titanium valve is 99.9%.
The high hard wear-resistant ball of heat-and corrosion-resistant the most according to claim 1 or claim 2, it is characterised in that at S6
In, the concrete technology of described high-frequency induction cladding is as follows: open vavuum pump regulation vacuum at 65-75Pa, open
Dynamic high-frequency induction cladding equipment, is increased to 1680-1700A by electric current from 520-535A in 60-70s, protects
Temperature 80-95s, closes high-frequency induction equipment after electric current is down in 33-36s 520-530A, is cooled to room
Temperature.
The high hard wear-resistant ball of heat-and corrosion-resistant the most according to claim 6, it is characterised in that in S6,
The concrete technology of described high-frequency induction cladding is as follows: open vavuum pump regulation vacuum at 72Pa, startup high frequency
Sensing cladding equipment, is increased to 1692A by electric current from 529A in 66s, is incubated 91s, will in 34s
Electric current closes high-frequency induction equipment after being down to 526A, is cooled to room temperature.
The high hard wear-resistant ball of heat-and corrosion-resistant the most according to claim 1 and 2, it is characterised in that
In S7, pretreatment wear-resistant ball after high-frequency induction cladding in S6 is put in electric furnace, is heated to
220-245 DEG C, it is incubated 8-10h, after cooling, obtains the high hard wear-resistant ball of described heat-and corrosion-resistant.
The high hard wear-resistant ball of heat-and corrosion-resistant the most according to claim 8, it is characterised in that in S7,
Pretreatment wear-resistant ball after high-frequency induction cladding in S6 is put in electric furnace, is heated to 234 DEG C, insulation
9.3h, obtains the high hard wear-resistant ball of described heat-and corrosion-resistant after cooling.
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| CN106048386A (en) * | 2016-07-01 | 2016-10-26 | 宁国市开源电力耐磨材料有限公司 | Melting process for casting wear-resisting corrosion-resisting steel through induction furnace |
| CN106756502B (en) * | 2016-12-27 | 2019-06-04 | 芜湖锐华暖通科技有限公司 | Low abrasion wear-resistant ball of a kind of high intensity and preparation method thereof |
| CN106834922B (en) * | 2016-12-27 | 2019-01-11 | 芜湖锐华暖通科技有限公司 | A kind of ball mill coating wear-resistant ball and preparation method thereof |
| CN106811673B (en) * | 2016-12-27 | 2019-02-26 | 芜湖牧羿自动化科技有限公司 | Corrosion-resistant anti-oxidant low abrasion wear-resistant ball of one kind and preparation method thereof |
| CN106868418B (en) * | 2016-12-27 | 2019-01-15 | 芜湖锐华暖通科技有限公司 | A kind of ball mill low abrasion wear-resistant ball and preparation method thereof |
| CN106868417B (en) * | 2016-12-27 | 2019-02-19 | 芜湖蓝泰研磨科技有限公司 | Low abrasion wear-resistant ball of a kind of high rigidity and preparation method thereof |
| CN114561594A (en) * | 2022-04-06 | 2022-05-31 | 深圳市中金岭南鑫越新材料有限公司 | Corrosion-resistant high-ductility composite alloy for manufacturing new energy battery |
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| JP2777980B2 (en) * | 1995-06-12 | 1998-07-23 | 明美 柳澤 | Manufacturing method of heat-resistant steel castings |
| CN100489140C (en) * | 2006-09-01 | 2009-05-20 | 河南科技大学 | Vertical grinding hollow abrading-resistant ball chemical composition control and thermal treatment process |
| CN102776448B (en) * | 2012-07-26 | 2014-06-18 | 贵州师范大学 | Alloy grinding ball and production method thereof |
| CN103014518B (en) * | 2012-12-10 | 2015-09-16 | 马鞍山市恒达耐磨材料有限责任公司 | High-carbon high-alloy steel wear-resistant ball and manufacture method thereof |
| CN103397279B (en) * | 2013-07-31 | 2016-01-20 | 宁国市东方碾磨材料有限责任公司 | A kind of high-performance Multi-element alloy wear-resisting ball and preparation technology thereof and heat treating method |
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Address after: 242399 Mei Lin Zhen Tian Cun, Ningguo City, Xuancheng City, Anhui Province Patentee after: Ningguo Ningwu New Material Technology Co.,Ltd. Address before: 242399 Mei Lin Zhen Tian Cun, Ningguo City, Xuancheng City, Anhui Province Patentee before: NINGGUO NINGWU WEAR-RESISTANT MATERIAL CO.,LTD. |
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Denomination of invention: A heat-resistant, corrosion-resistant, high hardness, and wear-resistant ball Granted publication date: 20160907 Pledgee: Ningguo SME financing Company limited by guarantee Pledgor: Ningguo Ningwu New Material Technology Co.,Ltd. Registration number: Y2024980002156 |