Patent ID: 7041251

Claim:
A dental casting alloy, particularly for fabricating dental prosthesis frameworks, substantially comprising 28–34 wt % Cr, 5–9 wt % Mo, 1–3 wt % W, 0.9–1.3 wt % Si, 0.15–0.3 wt % Mn, 0.1–0.3 wt % N, 0.1–0.3 wt % C, <0.1 wt % Ni, manufacturing impurities, remainder cobalt, the ratio of the content of Mo to that of W being in the range of from about 3:1 to about 5:1 and the ratio of the content of Si to that of Mn being in the range of from about 3:1 to about 9:1.