Welding apparatus coated with spatter-resistant and electrically

Details Welding apparatus coated with spatter-resistant and electrically Welding apparatus coated with spatter-resistant and electrically

1989-09-11

1990-08-07

Shaw, Clifford C.

Electric heating

Metal heating

By arc

21913743, 219137R, B23K 926

Patent

active

049470248

ABSTRACT:
A welding contact tip or a weld nozzle is provided with a coating comprising a film of tungsten disulfide or other low friction material. The film provides resistance to weld spatter without interrupting electrical contact between the contact tip and electrode wire.

REFERENCES:
patent: 3239648 (1966-03-01), Syrigos
patent: 3430837 (1969-03-01), Hein
patent: 3590212 (1971-06-01), Corrigall et al.
patent: 4450341 (1984-05-01), Dietrick et al.
patent: 4575612 (1986-03-01), Prunier

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