CN106567007A - Preparation method of wear resisting ball for magnetic material crushing - Google Patents

Preparation method of wear resisting ball for magnetic material crushing Download PDF

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Publication number
CN106567007A
CN106567007A CN201611010079.1A CN201611010079A CN106567007A CN 106567007 A CN106567007 A CN 106567007A CN 201611010079 A CN201611010079 A CN 201611010079A CN 106567007 A CN106567007 A CN 106567007A
Authority
CN
China
Prior art keywords
wear
resistant ball
magnetic material
cast
wear resisting
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201611010079.1A
Other languages
Chinese (zh)
Inventor
李宏洲
夏明星
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Maanshan Yinding Machinery Manufacturing Co Ltd
Original Assignee
Maanshan Yinding Machinery Manufacturing Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Maanshan Yinding Machinery Manufacturing Co Ltd filed Critical Maanshan Yinding Machinery Manufacturing Co Ltd
Priority to CN201611010079.1A priority Critical patent/CN106567007A/en
Publication of CN106567007A publication Critical patent/CN106567007A/en
Pending legal-status Critical Current

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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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/56—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.7% by weight of carbon
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • 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
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
    • 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
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
    • 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
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
    • 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
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/52—Ferrous alloys, e.g. steel alloys containing chromium with nickel with cobalt
    • 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

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
  • Crushing And Grinding (AREA)

Abstract

The invention discloses a preparation method of a wear resisting ball for magnetic material crushing. The preparation method comprises the following process steps: (1) a pouring procedure: when the pouring is started, molten steel stably enters a molding cavity through a bottom pouring gate under the effect of centrifugal force; molten liquid is quickly solidified for forming under the chilling effect of a metal mold; and the pouring speed is controlled within 4-6 kg/s; and (2) a wear resisting ball blank is poured, wherein the wear resisting ball blank comprises the following alloy components by weight percentage: 1.5-1.8% of C, 2.1-2.3% of Si, 0.7-1.3% of Mn, 0.006-0.015% of S, 1.5-1.9% of Cr, 0.04-0.08% of Pb, 0.25-0.35% of W, 0.05-0.11% of V, 0.35-0.45% of Nb, 0.2-0.3% of Ti, 0.2-0.6% of Ni, 0.4-0.6% of Co, and the balance being iron. The wear resisting ball is excellent in surface compactness and high in pass percent.

Description

A kind of magnetic material is crushed and uses wear-resistant ball preparation method
Technical field
The present invention relates to wear-resistant ball preparation field, particularly belongs to a kind of magnetic material crushing wear-resistant ball preparation method.
Background technology
In order to the common practice for preventing metal erosion is that wear-resisting ball surface is coated into one layer of antirust oil.Antirust oil is a outer Sight has the oil solvent of antirust function in bronzing.It is made up of oil-soluble inhibitor, base oil and auxiliary additive etc..According to property Energy and purposes, the oily samples pictures of rust cleaning can be divided into fingerprint removing type antirust oil, water dilution type antirust oil, solvent cutback antirust Oil, the dual-purpose oil of anti-rust and lubrication, sealed anti-rust oil, displacing type rust preventive oil, thin layer oil, antirust grease and volatile rust preventive oil etc..
The content of the invention
It is an object of the invention to provide a kind of magnetic material is crushed uses wear-resistant ball preparation method, process is simple, wear-resistant ball table Face compactness is good, and qualification rate is high, has saved product materials, improves the service life of product.
Technical scheme is as follows：
A kind of magnetic material is crushed and uses wear-resistant ball preparation method, includes following processing step：
1）, cast operation, start cast when molten steel under the influence of centrifugal force by bottom filling running channel steadily enter die cavity, liquation The quick solidification shaping under the chilling action of metal mold, controls poring rate for 4-6kg/s；
2）, cast wear-resistant ball blank, each alloying component of wear-resistant ball blank and percentage by weight are：C1.5 ~ 1.8%, Si2.1 ~ 2.3%, Mn0.7 ~ 1.3%, S0.006% ~ 0.015%, Cr1.5 ~ 1.9%, Pb0.04 ~ 0.08%, W0.25 ~ 0.35%, V0.05 ~ 0.11%, Nb0.35 ~ 0.45%, Ti0.2 ~ 0.3%, Ni0.2 ~ 0.6%, Co0.4 ~ 0.6%, balance of iron；
3）, phosphatization, salt bath process：Cast temperature control at 1050 DEG C～1280 DEG C, casting temperature air cooling to 450 DEG C～500 DEG C Shi Jinhang water-cooleds, surface high-temp phosphorating treatment is carried out after water-cooled Jing after outward appearance examination, is carried out at a temperature of 120-135 DEG C, phosphorus The free acidity of acid salt solution is 1: 5-6 in the ratio of total acidity, and process time is 60-65 minutes, is with mass concentration finally Salt bath in the hydrochloric acid solution of 25-28%, 180-190 DEG C of salt temperature, salt bath time 40-50min.
The each alloying component of wear-resistant ball blank and percentage by weight are：C1.65%, Si2.2%, Mn1%, S0.01%, Cr1.7%, Pb0.06%, W0.3%, V0.08%, Nb0.4%, Ti0.25%, Ni0.4%, Co0.5%, balance of iron.
Jing ultrasonic examinations detection of the present invention, the internal flaw of material has obtained effective elimination, has been fully able to reach correlation Ultrasonic examination requirement and grain size require；Yield strength reaches 330MPa, and mechanical property fully meets requirement.
Specific embodiment
A kind of magnetic material is crushed and uses wear-resistant ball preparation method, includes following processing step：
1）, cast operation, start cast when molten steel under the influence of centrifugal force by bottom filling running channel steadily enter die cavity, liquation The quick solidification shaping under the chilling action of metal mold, controls poring rate for 5kg/s；
2）, each alloying component of wear-resistant ball blank and percentage by weight be：C1.65%, Si2.2%, Mn1%, S0.01%, Cr1.7%, Pb0.06%, W0.3%, V0.08%, Nb0.4%, Ti0.25%, Ni0.4%, Co0.5%, balance of iron；
3）, phosphatization, salt bath process：Cast temperature is controlled at 1110 DEG C, and when casting temperature air cooling is to 480 DEG C water-cooled, water-cooled are carried out Carry out surface high-temp phosphorating treatment after checking and accepting by outward appearance, carry out at a temperature of 127 DEG C, the free acidity of phosphate solution in The ratio of total acidity be 1: 5.5, process time be 62 minutes, be with mass concentration finally 27% hydrochloric acid solution in salt bath, salt bath 185 DEG C of temperature, salt bath time 45min.
The qualification rate of the wear-resistant ball of the embodiment of the present invention is improved to 90% from 74%, and grain size reaches more than 5 grades, final material Tensile strength reaches 460MPa.

Claims (2)

1. a kind of magnetic material is crushed and uses wear-resistant ball preparation method, it is characterised in that include following processing step：
1）, cast operation, start cast when molten steel under the influence of centrifugal force by bottom filling running channel steadily enter die cavity, liquation The quick solidification shaping under the chilling action of metal mold, controls poring rate for 4-6kg/s；
2）, cast wear-resistant ball blank, each alloying component of wear-resistant ball blank and percentage by weight are：C1.5 ~ 1.8%, Si2.1 ~ 2.3%, Mn0.7 ~ 1.3%, S0.006% ~ 0.015%, Cr1.5 ~ 1.9%, Pb0.04 ~ 0.08%, W0.25 ~ 0.35%, V0.05 ~ 0.11%, Nb0.35 ~ 0.45%, Ti0.2 ~ 0.3%, Ni0.2 ~ 0.6%, Co0.4 ~ 0.6%, balance of iron；
3）, phosphatization, salt bath process：Cast temperature control at 1050 DEG C～1280 DEG C, casting temperature air cooling to 450 DEG C～500 DEG C Shi Jinhang water-cooleds, surface high-temp phosphorating treatment is carried out after water-cooled Jing after outward appearance examination, is carried out at a temperature of 120-135 DEG C, phosphorus The free acidity of acid salt solution is 1: 5-6 in the ratio of total acidity, and process time is 60-65 minutes, is with mass concentration finally Salt bath in the hydrochloric acid solution of 25-28%, 180-190 DEG C of salt temperature, salt bath time 40-50min.
2. magnetic material according to claim 1 is crushed and uses wear-resistant ball preparation method, it is characterised in that the wear-resistant ball blank Each alloying component and percentage by weight are：C1.65%, Si2.2%, Mn1%, S0.01%, Cr1.7%, Pb0.06%, W0.3%, V0.08%, Nb0.4%, Ti0.25%, Ni0.4%, Co0.5%, balance of iron.
CN201611010079.1A 2016-11-17 2016-11-17 Preparation method of wear resisting ball for magnetic material crushing Pending CN106567007A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611010079.1A CN106567007A (en) 2016-11-17 2016-11-17 Preparation method of wear resisting ball for magnetic material crushing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611010079.1A CN106567007A (en) 2016-11-17 2016-11-17 Preparation method of wear resisting ball for magnetic material crushing

Publications (1)

Publication Number Publication Date
CN106567007A true CN106567007A (en) 2017-04-19

Family

ID=58542171

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201611010079.1A Pending CN106567007A (en) 2016-11-17 2016-11-17 Preparation method of wear resisting ball for magnetic material crushing

Country Status (1)

Country Link
CN (1) CN106567007A (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101270457A (en) * 2008-04-16 2008-09-24 承德长城钢管集团有限公司 Grinding ball and manufacturing technique
CN101705435A (en) * 2008-04-23 2010-05-12 安徽省凤形耐磨材料股份有限公司 Production method of ultrahard high-chromium cast grinding ball
CN105880948A (en) * 2016-05-24 2016-08-24 安庆银泰轴承有限公司 Preparation method of linings for bearing of air conditioner
CN106086603A (en) * 2016-06-20 2016-11-09 马鞍山市益丰实业集团有限公司 A kind of can secondary utilize wear-resistant ball preparation method

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101270457A (en) * 2008-04-16 2008-09-24 承德长城钢管集团有限公司 Grinding ball and manufacturing technique
CN101705435A (en) * 2008-04-23 2010-05-12 安徽省凤形耐磨材料股份有限公司 Production method of ultrahard high-chromium cast grinding ball
CN105880948A (en) * 2016-05-24 2016-08-24 安庆银泰轴承有限公司 Preparation method of linings for bearing of air conditioner
CN106086603A (en) * 2016-06-20 2016-11-09 马鞍山市益丰实业集团有限公司 A kind of can secondary utilize wear-resistant ball preparation method

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Application publication date: 20170419