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A strong electric arc is generated between a positively charged pole (anode) and a negatively charged pole (cathode). This ionizes the flowing process gases into the plasma state. Powdered feedstock material is injected into the plasma jet, melting the powder particles and propelling them to the surface of the workpiece.
Process Basics
| Heat Source | Plasma Arc |
| Material | Powder (ceramics, plastics, metal) |
| Arc Temperature | approx 16'000 °C |
| Particle Velocity | up to 450 m/s |
| Spray Performance | 4 to 8 kg/h |
| Schematic Diagram |
Process Features
Typical Applications
Combustion | Blades and vanes | Hip ladle |

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