Mold made of cuproaluminum alloy for the manufacture of glass pr

Details Mold made of cuproaluminum alloy for the manufacture of glass pr Mold made of cuproaluminum alloy for the manufacture of glass pr

1998-05-26

1999-11-23

Vincent, Sean

Glass manufacturing

Apparatus made of special material

Metallic

249135, C03B 1316, B28B 734

Patent

active

059879262

ABSTRACT:
A mold for the manufacture of glass products at least a portion of which consists of a cuproaluminum alloy that contains: 0.02% wt. or more of one or several elements chosen from among Sc, Sr, Y, Zr and Hf, and/or from 0.02% wt. or more of one or several lanthanides. The cuproaluminum alloy is one of a composition comprising 5 to 15% wt. Al, 2 to 7% wt. Ni, 2 to 7% wt. Fe, 0.05 to 1.5% wt. Si, 0.02% to 2% wt. Mn, and at most 0.25% wt. Zn, with the remainder comprising Cu; or a composition comprising 12 to 18% wt. Ni, 1% wt. or less Fe, 0.05 to 1.5% wt. Si, 0.5% to 2% wt. Mn, and 6 to 12% wt. Zn, with the remainder comprising Cu.

REFERENCES:
patent: 4732602 (1988-03-01), Dakan et al.
patent: 5656104 (1997-08-01), Imamura et al.

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