Patent ID: 6428744
Filing Date: 2002-08-06
Classification: B22F,B32B,C22C,F16C,Y10S,Y10T

Abstract:
A method for producing a copper-base contact element by casting a copper-base contact material or by sintering a metal powder and/or alloy powder of the copper-base contact material under a reducing, neutral and/or vacuum atmosphere,said copper-base contact material being a Cu alloy containing 1 to 30 wt % Pb and at least 0.5 to 10 wt % of one or more elements selected from Ti and Mg which form a Pb intermetallic compound when reacting with Pb; and said copper-base contact material containing one or more alloy elements selected from Sn, Pb, Zn, Al, Si, P, Fe, Be, Ag, Mn and Cr.