B - Operations – Transporting – 22 – C
Patent
B - Operations, Transporting
22
C
B22C 9/06 (2006.01) B22C 3/00 (2006.01) B22D 17/00 (2006.01) B22D 17/20 (2006.01) B22D 17/22 (2006.01)
Patent
CA 2727044
A method of casting a semi-liquid or semi-solid iron-based alloy, the method including: applying, to a part or to the whole of an uppermost surface of an inner surface of a die, a lubricating die-release agent in which particles including at least one selected from molybdenum disulfide, graphite, tungsten disulfide, boron nitride, chrome oxide and boric oxide are dispersed in a solvent; and thereafter casting by using the die.
L'invention concerne un procédé de coulage d'un alliage à base de fer dans un état semi-fondu ou semi-durci comprenant : l'application d'un agent de démoulage lubrifiant obtenu par dispersion, dans un solvant, de particules constituées d'un ou plusieurs éléments choisis parmi le disulfure de molybdène, le graphite, le disulfure de tungstène, le nitrure de bore, l'oxyde de chrome et l'oxyde de bore, sur la surface supérieure d'une partie ou de toute la paroi interne d'un moule ; puis l'utilisation du moule pour réaliser le coulage.
Goudreau Gage Dubuc
Nippon Steel Corporation
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