General Electric Company
FUSED AND CRUSHED THERMAL COATING POWDER, SYSTEM FOR PROVIDING THERMAL SPRAY COATING, AND ASSOCIATED METHOD

Abstract:

Various embodiments of the disclosure include a thermal coating powder, a system for providing a thermal spray coating, and a method for coating a component. The thermal coating powder may include fused and crushed yttria-stabilized zirconia, wherein the thermal coating powder is in a form of substantially spherically-shaped, solid particles. The system may comprise: a plasma spray gun apparatus having an exit annulus for releasing a plasma jet stream; and a powder injector port coupled to the plasma spray gun apparatus for supplying the thermal coating powder to the plasma jet stream. The method may include: providing a plasma spray gun apparatus including an exit annulus for releasing a plasma jet stream; and spraying the thermal coating powder on the component with the plasma jet stream from the plasma spray gun apparatus.