Erosion resistant Ag-SnO.sub.2 electrical contact material

Details Erosion resistant Ag-SnO.sub.2 electrical contact material Erosion resistant Ag-SnO.sub.2 electrical contact material

1988-05-16

1990-02-27

McDowell, Robert

Metal treatment

Stock

Noble metal base

200266, 428929, C22C 3200

Patent

active

049043170

ABSTRACT:
An erosion resistant electrical contact material and a method of making the material is described. The material comprises from about 10 to about 20 volume percent of SnO.sub.2, from about 0.45 to about 1.2 volume percent of an oxide selected from the group consisting of TiO.sub.2, CeO.sub.2, ZrO.sub.2, HfO.sub.2, and combinations thereof and the balance being substantially silver.

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