Thermal Spray Coating Photomicrographs

Arc spray steel coating microstructure
Arc Wire Sprayed 13Cr Steel Coating on Aluminium Substrate.
Coating designed to give gripping surface to rubber.
Note Vickers Microhardness indentations in substrate and coating.

Arc spray psuedo-alloy coating microstructure
Arc Wire Sprayed 13Cr Steel/Aluminium bronze Psuedo-alloy Coating
Made possible by feeding two different wires into the arc.

Arc spray nickel aluminium alloy coating microstructure
Arc Wire Sprayed Nickel Aluminium Alloy Coating

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