Thermal spray began with metallizing, invented in 1910 and still widely used today. A single wire is entered into an oxy fuel flame creating a molten stream of metal where compressed air then propels it onto the work surface forming a coating.

Energy Source & Consumption

Spraying Factors

Oxy Fuel 2500 Scfh

Spray Rates

Deposit Efficiencies

Deposit Per Pass

Particle Velocities

5 to 15 lbs/hour

65% to 75%

.002” to .005”

600 fps

Coating Properties


Coating Finishing Processes

Hardness Range of Materials/Coatings

Typical Oxide Content

Typical Porosity Levels

Erosion Resistance Rating

Abrasive Wear Resistance Rating

Thermal Cycling & Thermal Shock Capabilities

Co-efficient of Thermal Expansion & Contraction

Corrosion/Oxidation Resistance Rating

Wire drawn materials, base metals, carbon & stainless steels, some alloy materials

Machine, Mill or Grind

Rc 25-50

5% to 10%

5% to 10%

Fair to Good

Fair to Good

Fair to Good

Fair to Good



Metallic Bonds, Ltd.

For more than 30 years, Metallic Bonds, Ltd. has been a leader in quality Thermal Spray Coating Services, Brush Plating, and Machine Component Repair.

Toll Free: 1-800-236-3307
Phone: 608-365-9299

1929 Royce Ave
Beloit, Wisconsin 53511
United States


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