RocDur 29 Thermal Spray Flexicord
Features & Benefits
- Exceptional deposition efficiency – 83 to 90%
- Good resistance to friction, thermal shock & thermal aging
- Moderate hardness with low incidence of cracking
- Coatings up to 2 mm (0.08”) possible
- Suitable coating for 420 steel
- Can be used as a bond coat for RocDur 6740 & RocDur 6750

Physical Properties
Properties | Value |
---|---|
Composition | NiBSiFeC |
Coating Hardness | 210 - 270 Hv300 |
Coating Density | 8.1 g/cm3 (0.29 lb/in3) |
Coating Porosity | <1% as sprayed |
Pore Diameter | <1 µm |
Coating Roughness | 12.5 µm Ra as sprayed 2 – 4 µm Ra as fused 1 – 2 µm Ra as ground |
Melting Temperature | 1060°C (1940°F) |