Thermal spraying Job Shop
Corrosion resistance
Some thermal sprayed examples
Speaker baffle ring
| Type of thermal spraying | Plasma Thermal Spray at atmospheric pressure |
| Sprayed material | Alumina |
| Purpose of thermal spraying | Corrosion resistance, electrical insulation, contamination prevention |
| Substrate | Al based |
| Remarks | Thermal spray coating thickness: 200µm Parts for plasma etching equipment |
Sliding parts around buckets for hydraulic excavator
| Type of thermal spraying | High Velocity Oxy-Fuel spraying (HVOF) |
| Sprayed material | WC-Cr3C2-Ni |
| Purpose of thermal spraying | Improvements of abrasion resistance, corrosion resistance, impact resistance |
| Substrate | Iron based casted products |
| Remarks | No post processing required |
Exhaust valve body for diesel engine
| Type of thermal spraying | High Velocity Oxy-Fuel spraying (HVOF) |
| Sprayed material | NiCr |
| Purpose of thermal spraying | High temperature corrosion resistance, dew point corrosion resistance |
| Substrate | Cast iron |
Diaphragm
| Type of thermal spraying | HVOF |
| Sprayed material | CrC-NiCr |
| Purpose of thermal spraying | Corrosion resistance |
| Substrate | Ferrous |
Drum dryer rolls
| Type of thermal spraying | High Velocity Oxy-Fuel spraying (HVOF) |
| Sprayed material | WC-Cr3C2-Ni |
| Purpose of thermal spraying | Abrasion resistance, corrosion resistance properties |
| Substrate | Steel |
| Remarks | Post processing: grinding, mirror surface finish |
Rotary valve casing for waste management plant
| Type of thermal spraying | High Velocity Oxy-Fuel spraying (HVOF) |
| Sprayed material | WC-Cr3C2-Ni |
| Purpose of thermal spraying | Abrasion resistance and corrosion resistance properties against fly ash |
| Substrate | Cast iron FC250 |