FR2416268A1 - Additif de moulage pour la fonte et procede d'amelioration de la fonte l'utilisant - Google Patents

Additif de moulage pour la fonte et procede d'amelioration de la fonte l'utilisant

Info

Publication number
FR2416268A1
FR2416268A1 FR7802688A FR7802688A FR2416268A1 FR 2416268 A1 FR2416268 A1 FR 2416268A1 FR 7802688 A FR7802688 A FR 7802688A FR 7802688 A FR7802688 A FR 7802688A FR 2416268 A1 FR2416268 A1 FR 2416268A1
Authority
FR
France
Prior art keywords
modifier
graphitisation
mischmetal
silico
iron
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.)
Granted
Application number
FR7802688A
Other languages
English (en)
Other versions
FR2416268B1 (fr
Inventor
L V Peregudov
M M Malashin
A S Naletov
N S Martynets
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.)
TUL PK T
Original Assignee
TUL PK T
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 TUL PK T filed Critical TUL PK T
Priority to FR7802688A priority Critical patent/FR2416268A1/fr
Publication of FR2416268A1 publication Critical patent/FR2416268A1/fr
Application granted granted Critical
Publication of FR2416268B1 publication Critical patent/FR2416268B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C1/00—Refining of pig-iron; Cast iron
    • C21C1/08—Manufacture of cast-iron

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)

Abstract

Additif de moulage de la fonte. L'additif introduit dans la fonte liquide, comprend de 10 à 30 % en poids de coke de fonderie et de 70 à 90% en poids d'un mischmétal contenant en poids : silicium de 25 à 50 %; métaux des terres rares de 16 à 40 % ; carbone de 10 à 30 % ; soufre de 0,1 à 0,3 %, fer solde à 100 %. Application à la fabrication de moulages de fonte à parois minces sans blanchiment de leur surface.
FR7802688A 1978-01-31 1978-01-31 Additif de moulage pour la fonte et procede d'amelioration de la fonte l'utilisant Granted FR2416268A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7802688A FR2416268A1 (fr) 1978-01-31 1978-01-31 Additif de moulage pour la fonte et procede d'amelioration de la fonte l'utilisant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7802688A FR2416268A1 (fr) 1978-01-31 1978-01-31 Additif de moulage pour la fonte et procede d'amelioration de la fonte l'utilisant

Publications (2)

Publication Number Publication Date
FR2416268A1 true FR2416268A1 (fr) 1979-08-31
FR2416268B1 FR2416268B1 (fr) 1980-07-18

Family

ID=9204033

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7802688A Granted FR2416268A1 (fr) 1978-01-31 1978-01-31 Additif de moulage pour la fonte et procede d'amelioration de la fonte l'utilisant

Country Status (1)

Country Link
FR (1) FR2416268A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1338775A (fr) * 1962-11-08 1963-09-27 Foseco Trading Ag Traitement de la fonte de moulage et métaux à utiliser dans ce but
DE1433542A1 (de) * 1964-02-12 1968-11-21 Goldschmidt Ag Th Herstellung von magnesiumfreiem Gusseisen mit Kugelgraphit
FR1554229A (fr) * 1967-02-10 1969-01-17
FR2264886A2 (fr) * 1974-03-22 1975-10-17 Centres Rech Scientif Tech In

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1338775A (fr) * 1962-11-08 1963-09-27 Foseco Trading Ag Traitement de la fonte de moulage et métaux à utiliser dans ce but
DE1433542A1 (de) * 1964-02-12 1968-11-21 Goldschmidt Ag Th Herstellung von magnesiumfreiem Gusseisen mit Kugelgraphit
FR1554229A (fr) * 1967-02-10 1969-01-17
FR2264886A2 (fr) * 1974-03-22 1975-10-17 Centres Rech Scientif Tech In

Also Published As

Publication number Publication date
FR2416268B1 (fr) 1980-07-18

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Legal Events

Date Code Title Description
ST Notification of lapse