CN105908078A - Preparation method for wear-resistant ball with wear-resistant coating - Google Patents

Preparation method for wear-resistant ball with wear-resistant coating Download PDF

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Publication number
CN105908078A
CN105908078A CN201610441120.4A CN201610441120A CN105908078A CN 105908078 A CN105908078 A CN 105908078A CN 201610441120 A CN201610441120 A CN 201610441120A CN 105908078 A CN105908078 A CN 105908078A
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China
Prior art keywords
wear
resistant
parts
resistant ball
ball
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Pending
Application number
CN201610441120.4A
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Chinese (zh)
Inventor
潘政桃
李家宝
张学伍
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Maanshan Yifeng Industry Group Co Ltd
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Maanshan Yifeng Industry Group Co Ltd
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Priority to CN201610441120.4A priority Critical patent/CN105908078A/en
Publication of CN105908078A publication Critical patent/CN105908078A/en
Pending legal-status Critical Current

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    • 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
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
    • C09D133/04—Homopolymers or copolymers of esters
    • C09D133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
    • C09D133/10—Homopolymers or copolymers of methacrylic acid esters
    • C09D133/12—Homopolymers or copolymers of methyl methacrylate
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/60—Additives non-macromolecular
    • C09D7/61—Additives non-macromolecular inorganic
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/65—Additives macromolecular
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/56—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering characterised by the quenching agents
    • C21D1/607—Molten salts
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/36—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for balls; for rollers
    • 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
    • C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
    • 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
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • 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
    • C22C38/16—Ferrous alloys, e.g. steel alloys containing copper
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • 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
    • C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/011—Nanostructured additives
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend

Abstract

The invention discloses a preparation method for a wear-resistant ball with a wear-resistant coating. The preparation method comprises the technological steps of preparing a wear-resistant ball casting, wherein the wear-resistant ball casting comprises the following alloying components by weight percent: 1.1 to 1.2% of C, 1.6 to 1.7% of Si, 0.65 to 0.95% of Cr, 1.45 to 1.85% of Mn, 0.003 to 0.06% of P, 0.002 to 0.008% of S, 1.05 to 1.35% of Ni, 0.12 to 0.34% of V, 0.05 to 0.15% of Te, 0.05 to 0.1% of W, 0.04 to 0.06% of Cu and 0.05 to 0.11% of Pb, and the balance being Fe. According to the preparation method, the alloying components of the wear-resistant ball are scientifically and reasonably matched, the wear-resistant coating is formed on the surface through spraying, the abrasion resistant and strength are relatively high, the service life is greatly prolonged, the manufacturing cost is reduced, and the requirement of enterprises is met.

Description

A kind of wear-resistant ball preparation method with wear-resistant coating
Technical field
The present invention relates to wear-resistant ball field, particularly belong to a kind of wear-resistant ball preparation method with wear-resistant coating.
Background technology
Wear-resistant ball is a kind of crushing medium in ball mill, the material in crushing mill, and a kind of is that the white cast-iron with chromium as main alloy element is called for short chrome alloy cast iron, and the cast grinding ball with chrome alloy cast iron as material is referred to as chromium alloy iron casting abrading ball；Another kind is that the cast grinding ball with spheroidal graphite cast-iron as material is referred to as ductile iron abrading-ball, wear-resistant ball is mainly used in the industry powders such as metallurgical mine, cement building material, thermal power generation and produces and the capital equipment of processing, in ball mill work process, abrading-ball belongs to main vulnerable part, on use cost impact greatly；Along with industrial expansion, various large-size ball mill increases year by year, and the consumption of abrading-ball also increases substantially.And existing wear-resistant ball texture is coarse, hardness ratio is relatively low, and impact flexibility is low, the anti-wear performance isometric shortcoming of difference.
Therefore, for solving the problems referred to above, a kind of new technical scheme of special offer.
Summary of the invention
It is an object of the invention to provide a kind of wear-resistant ball preparation method with wear-resistant coating, this kind of wear-resistant ball alloying component proportioning is scientific and reasonable, through the mode to surface spraying wear-resistant coating, wearability and intensity are higher simultaneously, substantially prolongs service life, reduce manufacturing cost, meet the demand of enterprise.
The technical solution used in the present invention is as follows:
A kind of wear-resistant ball preparation method with wear-resistant coating, includes following processing step:
1), preparing wear-resistant ball foundry goods, this wear-resistant ball casting alloys composition and percentage by weight be: C1.1 ~ 1.2%, Si1.6 ~ 1.7%, Cr 0.65 ~ 0.95%, Mn1.45 ~ 1.85%, P0.003 ~ 0.06%, S0.002 ~ 0.008%, Ni1.05 ~ 1.35%, V0.12 ~ 0.34%, Te0.05 ~ 0.15%, W0.05 ~ 0.1%, Cu0.04 ~ 0.06%, Pb0.05 ~ 0.11%, surplus is Fe；
2), then by wear-resistant ball foundry goods carrying out salt bath quenching, salt bath treatment temperature is 150-200 DEG C, and it is 0.8-1.2h that salt bath processes temperature retention time, and each weight ratio of constituents of fused salt is: soda 23-25 part, sodium chloride 10-12 part, curpic carbonate 5-7 part, magnesium phosphate 6-8 part；
3), by step 2) the wear-resistant ball cast(ing) surface that obtains sprays the wear-resistant paint that a layer thickness is 2-4mm, this wear-resistant paint is made up of the raw material of following weight portion: hydrated basic magnesium carbonate 3-5 part, polymethyl methacrylate 35-40 part, water soluble fluoridized resin 10-15 part, paraffin 2.5-4.5 part, apatite 4-6 part, silicon dioxide 4-6 part of a diameter of 10-20nm, defoamer 2-4 part, pigment 0.4-0.6 part.
This wear-resistant paint is made up of the raw material of following weight portion: hydrated basic magnesium carbonate 4 parts, polymethyl methacrylate 38 parts, water soluble fluoridized resin 12 parts, 3.5 parts of paraffin, 5 parts of apatite, the silicon dioxide 5 parts of a diameter of 15nm, defoamer 3 parts, pigment 0.5 part.
Wear-resistant ball alloying component proportioning of the present invention is scientific and reasonable, and through the mode to surface spraying wear-resistant coating, wearability and intensity are higher simultaneously, substantially prolongs service life, reduce manufacturing cost, meet the demand of enterprise.
Detailed description of the invention
A kind of wear-resistant ball preparation method with wear-resistant coating, includes following processing step:
1), preparing wear-resistant ball foundry goods, this wear-resistant ball casting alloys composition and percentage by weight be: C1.1 ~ 1.2%, Si1.6 ~ 1.7%, Cr 0.65 ~ 0.95%, Mn1.45 ~ 1.85%, P0.003 ~ 0.06%, S0.002 ~ 0.008%, Ni1.05 ~ 1.35%, V0.12 ~ 0.34%, Te0.05 ~ 0.15%, W0.05 ~ 0.1%, Cu0.04 ~ 0.06%, Pb0.05 ~ 0.11%, surplus is Fe；
2), then by wear-resistant ball foundry goods carrying out salt bath quenching, salt bath treatment temperature is 150-200 DEG C, and it is 0.8-1.2h that salt bath processes temperature retention time, and each weight ratio of constituents of fused salt is: soda 23-25 part, sodium chloride 10-12 part, curpic carbonate 5-7 part, magnesium phosphate 6-8 part；
3), by step 2) the wear-resistant ball cast(ing) surface that obtains sprays the wear-resistant paint that a layer thickness is 2-4mm,
This wear-resistant paint is made up of the raw material of following weight portion: hydrated basic magnesium carbonate 4 parts, polymethyl methacrylate 38 parts, water soluble fluoridized resin 12 parts, 3.5 parts of paraffin, 5 parts of apatite, the silicon dioxide 5 parts of a diameter of 15nm, defoamer 3 parts, pigment 0.5 part.
After Technology for Heating Processing of the present invention, surface texture is acicular martensite and a small amount of retained austenite, and fine microstructures is uniform, thus tissue has higher hardness and preferable wearability；Heart portion is granular bainite, lath martensite and ferrite, centre hardness certainly will be made to control in the range of suitably, and have the highest impact resistance.
Wear-resistant ball case hardness HRC30 of the present invention～35, centre hardness HRC40～42, v-notch sample ballistic work (AKV) >=100J.The method using rapid quenching after carburizing makes surface texture effectively be converted into martensite, is hardened；And core structure has relatively slow rate of cooling, the heart portion of alloy is made to maintain higher toughness.Making alloy mold have higher case hardness and wearability, heart portion has again preferable toughness and impact resistance, and then improves service life.

Claims (2)

1. the wear-resistant ball preparation method with wear-resistant coating, it is characterised in that include following processing step:
1), preparing wear-resistant ball foundry goods, this wear-resistant ball casting alloys composition and percentage by weight be: C1.1 ~ 1.2%, Si1.6 ~ 1.7%, Cr 0.65 ~ 0.95%, Mn1.45 ~ 1.85%, P0.003 ~ 0.06%, S0.002 ~ 0.008%, Ni1.05 ~ 1.35%, V0.12 ~ 0.34%, Te0.05 ~ 0.15%, W0.05 ~ 0.1%, Cu0.04 ~ 0.06%, Pb0.05 ~ 0.11%, surplus is Fe；
2), then by wear-resistant ball foundry goods carrying out salt bath quenching, salt bath treatment temperature is 150-200 DEG C, and it is 0.8-1.2h that salt bath processes temperature retention time, and each weight ratio of constituents of fused salt is: soda 23-25 part, sodium chloride 10-12 part, curpic carbonate 5-7 part, magnesium phosphate 6-8 part；
3), by step 2) the wear-resistant ball cast(ing) surface that obtains sprays the wear-resistant paint that a layer thickness is 2-4mm, this wear-resistant paint is made up of the raw material of following weight portion: hydrated basic magnesium carbonate 3-5 part, polymethyl methacrylate 35-40 part, water soluble fluoridized resin 10-15 part, paraffin 2.5-4.5 part, apatite 4-6 part, silicon dioxide 4-6 part of a diameter of 10-20nm, defoamer 2-4 part, pigment 0.4-0.6 part.
Wear-resistant ball preparation method with wear-resistant coating the most according to claim 1, it is characterized in that, this wear-resistant paint is made up of the raw material of following weight portion: hydrated basic magnesium carbonate 4 parts, polymethyl methacrylate 38 parts, water soluble fluoridized resin 12 parts, 3.5 parts of paraffin, 5 parts of apatite, the silicon dioxide 5 parts of a diameter of 15nm, defoamer 3 parts, pigment 0.5 part.
CN201610441120.4A 2016-06-20 2016-06-20 Preparation method for wear-resistant ball with wear-resistant coating Pending CN105908078A (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106381423A (en) * 2016-11-14 2017-02-08 安徽名杰净化科技有限公司 Antibacterial aluminum alloy filter net for air purifier
CN106678408A (en) * 2016-12-20 2017-05-17 铜陵市经纬流体科技有限公司 Check valve body suitable for acid solutions
CN106756263A (en) * 2016-11-14 2017-05-31 安徽名杰净化科技有限公司 A kind of purification of air pretreatment chamber aluminium alloy preparation method
CN106836472A (en) * 2016-12-22 2017-06-13 安徽伟宏钢结构集团股份有限公司 Large-sized workshop truss Steel Structure mounting process
CN110512150A (en) * 2019-09-19 2019-11-29 马鞍山海华耐磨材料科技有限公司 A kind of impact-resistant abrasion-proof lining board based on chrome-moly steel

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103667866A (en) * 2013-11-16 2014-03-26 宁国市开源电力耐磨材料有限公司 Special high-chromium grinding ball for mining and secondary modification processing technique thereof
CN103737273A (en) * 2013-12-31 2014-04-23 武汉团结点金激光科技有限公司 Manufacturing technology of novel hobbing cutter with laser cladding WC wear-resistant coating

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103667866A (en) * 2013-11-16 2014-03-26 宁国市开源电力耐磨材料有限公司 Special high-chromium grinding ball for mining and secondary modification processing technique thereof
CN103737273A (en) * 2013-12-31 2014-04-23 武汉团结点金激光科技有限公司 Manufacturing technology of novel hobbing cutter with laser cladding WC wear-resistant coating

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106381423A (en) * 2016-11-14 2017-02-08 安徽名杰净化科技有限公司 Antibacterial aluminum alloy filter net for air purifier
CN106756263A (en) * 2016-11-14 2017-05-31 安徽名杰净化科技有限公司 A kind of purification of air pretreatment chamber aluminium alloy preparation method
CN106678408A (en) * 2016-12-20 2017-05-17 铜陵市经纬流体科技有限公司 Check valve body suitable for acid solutions
CN106836472A (en) * 2016-12-22 2017-06-13 安徽伟宏钢结构集团股份有限公司 Large-sized workshop truss Steel Structure mounting process
CN110512150A (en) * 2019-09-19 2019-11-29 马鞍山海华耐磨材料科技有限公司 A kind of impact-resistant abrasion-proof lining board based on chrome-moly steel

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