A gas which does not normally combine chemically with the substrate or the deposit. Typical examples are argon and helium
Angle at which powder is injected into flame. Powder injected at 0 is injected perpendicular to the flame. Positive angles indicate injection in direction of flame; negative angles in direction against flame.
The contact surface between the spray deposit and the substrate.
In multiple pass thermal spraying, the temperature (minimum or maximum as specified) of the deposited spray coating before a subsequent pass is started
An atom or group of atoms forming a molecule that carries a positive or negative charge as a result of having lost or gained one or more electrons.
A primary bond arising from the electrostatic attraction between two oppositely charged ions.