EP3124134A4 - Green sand for casting of steel castings, method for producing same, and method for producing metal castings using said green sand - Google Patents

Green sand for casting of steel castings, method for producing same, and method for producing metal castings using said green sand Download PDF

Info

Publication number
EP3124134A4
EP3124134A4 EP15769938.0A EP15769938A EP3124134A4 EP 3124134 A4 EP3124134 A4 EP 3124134A4 EP 15769938 A EP15769938 A EP 15769938A EP 3124134 A4 EP3124134 A4 EP 3124134A4
Authority
EP
European Patent Office
Prior art keywords
green sand
castings
producing
casting
steel
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.)
Withdrawn
Application number
EP15769938.0A
Other languages
German (de)
French (fr)
Other versions
EP3124134A1 (en
Inventor
Kentaro Fukumoto
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.)
Proterial Ltd
Original Assignee
Hitachi Metals 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 Hitachi Metals Ltd filed Critical Hitachi Metals Ltd
Publication of EP3124134A1 publication Critical patent/EP3124134A1/en
Publication of EP3124134A4 publication Critical patent/EP3124134A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C9/00—Moulds or cores; Moulding processes
    • B22C9/02—Sand moulds or like moulds for shaped castings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C1/00—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds
    • B22C1/16—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents
    • B22C1/18—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents of inorganic agents
    • B22C1/181—Cements, oxides or clays
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C1/00—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds
    • B22C1/16—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents
    • B22C1/20—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents of organic agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C3/00—Selection of compositions for coating the surfaces of moulds, cores, or patterns
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C9/00—Moulds or cores; Moulding processes
    • B22C9/12—Treating moulds or cores, e.g. drying, hardening
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D23/00—Casting processes not provided for in groups B22D1/00 - B22D21/00

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Mold Materials And Core Materials (AREA)
EP15769938.0A 2014-03-26 2015-03-25 Green sand for casting of steel castings, method for producing same, and method for producing metal castings using said green sand Withdrawn EP3124134A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2014063452 2014-03-26
PCT/JP2015/059156 WO2015147069A1 (en) 2014-03-26 2015-03-25 Green sand for casting of steel castings, method for producing same, and method for producing metal castings using said green sand

Publications (2)

Publication Number Publication Date
EP3124134A1 EP3124134A1 (en) 2017-02-01
EP3124134A4 true EP3124134A4 (en) 2017-11-22

Family

ID=54195580

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15769938.0A Withdrawn EP3124134A4 (en) 2014-03-26 2015-03-25 Green sand for casting of steel castings, method for producing same, and method for producing metal castings using said green sand

Country Status (6)

Country Link
US (1) US20170080481A1 (en)
EP (1) EP3124134A4 (en)
JP (1) JP6536568B2 (en)
KR (1) KR102228467B1 (en)
CN (1) CN106132587B (en)
WO (1) WO2015147069A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6662293B2 (en) 2014-08-29 2020-03-11 日立金属株式会社 Casting green mold and method of manufacturing cast article using the same
US11021187B2 (en) 2017-12-08 2021-06-01 ILJIN USA Corporation Steering knuckle and method of making the same

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2313674A (en) * 1942-09-11 1943-03-09 Borden Co Coating foundry mold surfaces
DE2326040A1 (en) * 1972-05-22 1973-12-20 Komatsu Mfg Co Ltd METHOD FOR MANUFACTURING A HOLLOW FORM AND MOLDING LIGHTS USED FOR IT
DE102007041858A1 (en) * 2006-11-07 2008-05-08 Ford Motor Co., Dearborn Process for the production of reusable tools
JP2009125799A (en) * 2007-11-28 2009-06-11 Aisin Takaoka Ltd Method for producing green sand mold
EP3053671A1 (en) * 2013-09-30 2016-08-10 Hitachi Metals, Ltd. Green sand casting mold, manufacturing method therefor, and method for manufacturing cast iron object

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2273326A (en) * 1940-07-08 1942-02-17 Cortner M Hardy Sand mold
US2425978A (en) * 1943-11-13 1947-08-19 Hercules Powder Co Ltd Foundry mold coating
US2988525A (en) * 1957-07-09 1961-06-13 American Colloid Co Foundry mold composition
US3086874A (en) * 1961-03-21 1963-04-23 Whitehead Bros Co Green molding sand additive
GB1127030A (en) * 1965-12-30 1968-09-11 Foseco Int Treatment of ingot moulds
JPS4724852Y1 (en) * 1968-12-06 1972-08-04
JPS5332827A (en) * 1976-09-09 1978-03-28 Nakata Giken Kk Moulding method by using waterrsoluble paste as binder
CA1144338A (en) * 1978-05-25 1983-04-12 Enno H. Page Expendable cores for die casting
JPS6156752A (en) * 1984-08-24 1986-03-22 Sintokogio Ltd Casting mold and molding method thereof
US4636262A (en) * 1986-03-11 1987-01-13 Reed Edgar H Additive for green molding sand
JPS63177939A (en) * 1987-01-17 1988-07-22 Idemitsu Kosan Co Ltd Additive for casting sand mold
IT1207835B (en) * 1987-03-04 1989-06-01 Mi Chi Sa Mineraria Chimica Sa GREEN FORMING LAND ADDITIVE.
JPH0452048A (en) * 1990-06-18 1992-02-20 Kurodaito Kogyo Kk Mold and molding method thereof
JPH08257678A (en) * 1995-03-23 1996-10-08 Mitsubishi Heavy Ind Ltd Manufacture of die
CN1351910A (en) * 2000-11-09 2002-06-05 毛立仁 Composite alloy material guide and guard board and its producing method
JP4205940B2 (en) * 2002-12-19 2009-01-07 アイシン高丘株式会社 Method for producing gray cast iron with excellent vibration damping capacity and strength
CN100436001C (en) * 2006-04-26 2008-11-26 孙荣玖 Process for manufacturing rare earth high-carbon low-alloy steel liner
JP2013103268A (en) * 2011-11-16 2013-05-30 Daido Castings:Kk Chromite coating used as mold wash material

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2313674A (en) * 1942-09-11 1943-03-09 Borden Co Coating foundry mold surfaces
DE2326040A1 (en) * 1972-05-22 1973-12-20 Komatsu Mfg Co Ltd METHOD FOR MANUFACTURING A HOLLOW FORM AND MOLDING LIGHTS USED FOR IT
DE102007041858A1 (en) * 2006-11-07 2008-05-08 Ford Motor Co., Dearborn Process for the production of reusable tools
JP2009125799A (en) * 2007-11-28 2009-06-11 Aisin Takaoka Ltd Method for producing green sand mold
EP3053671A1 (en) * 2013-09-30 2016-08-10 Hitachi Metals, Ltd. Green sand casting mold, manufacturing method therefor, and method for manufacturing cast iron object

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
ANONYMOUS: "Green Sand Mold Hardness Tester", 1 January 2007 (2007-01-01), Japan, XP055413906, Retrieved from the Internet <URL:http://nakayama-meps.co.jp/english/pdf/nk-021.pdf> [retrieved on 20171010] *
See also references of WO2015147069A1 *

Also Published As

Publication number Publication date
WO2015147069A1 (en) 2015-10-01
JPWO2015147069A1 (en) 2017-04-13
EP3124134A1 (en) 2017-02-01
US20170080481A1 (en) 2017-03-23
CN106132587B (en) 2018-11-06
CN106132587A (en) 2016-11-16
JP6536568B2 (en) 2019-07-03
KR20160138089A (en) 2016-12-02
KR102228467B1 (en) 2021-03-15

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