C - Chemistry – Metallurgy – 22 – C
Patent
C - Chemistry, Metallurgy
22
C
75/2
C22C 19/05 (2006.01) C22C 19/00 (2006.01)
Patent
CA 1119842
ABSTRACT OF THE DISCLOSURE A low melting Ni-Cr alloy is disclosed which is easily fusible with a commonly and easily available low-calorie heat source. The alloy comprises Ni, Cr, Cu, Mn and Al as the principal components thereof and an appropriate deoxidizer. There is further added at least one alloying element selected from the group consisting of Ga, Nb and Zr or other alloying elements if circumstances permit. The low melting nature of the alloy disclosed simplifies casting procedures, makes plaster molds available and facilitates the removal of products after casting. This alloy is useful for the manufacture of various cast dental products such as crowns and bridges.
324997
Murayama Kentaro
Nakano Kazuyuki
Sankin Industry Co. Ltd.
Swabey Ogilvy Renault
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