RocDur 6750 Thermal Spray Flexicord
Features & Benefits
- Exceptional deposition efficiency – 65 to 67%
- Composite coatings made of a nickel self-fluxing alloy with tungsten carbide particles
- Excellent resistance to abrasion & erosion
- Good corrosion resistance
- Roughness of RocDur 6750 is greater than that of RocDur 6740
- Ideal for non-slip surfaces such as rollers & capstans (as sprayed)
Physical Properties
| Properties | Value |
|---|---|
| Composition | WC – 50% NiCrBSi – 50% |
| Coating Hardness | Matrix 60HRC Carbides 2000Hv300 |
| ASTM G65 Volume Loss | 3.5 mm3 |
| Coating Density | 12 g/cm (0.43 lb/in3) |
| Coating Porosity | <1% as fused |
| Pore Diameter | <1 µm as fused |
| Coating Roughness | 10 – 12 µm Ra as sprayed 0.25 – 0.4 4 µm Ra as fused |
| Melting Temperature | 1060°C (1940°F) |