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Aluminium Oxide Series
Aluminum oxide-based Rokide® thermal spray rods that impart extremely hard, corrosion resistant coatings for protection against mechanical wear & chemical attack.
Rokide® A
Rokide® A flame spray rods deliver coatings with exceptional electrical insulation properties while also providing fairly high abrasion resistance.
Coating Properties
- Good electrical insulation.
- Very good abrasion resistance.
- Good thermal shock resistance.
Rod Sizes
- 4.75mm x 610mm
- 6.35mm x 610mm
Typical Chemical Composition
| AlO2 | SiO2 | MgO | NaO2 | CaO | Fe2O3 | TiO2 | |
| % | 98.38 | 0.78 | 0.34 | 0.30 | 0.14 | 0.05 | 0.01 |
Applications
- Graphite & ceramic furnace trays.
- Mechanical seal faces.
- Armature shafts (hand tools).
- Induction heating coils.
- Induction welding fixtures.
- Furnace hearth plates.
Rokide® HPA
Rokide® HPA flame spray rods deliver highly electrical-resistive coatings with exceptional stability at high temperatures. These coatings are ideal for high-temperature strain gauges.
Rod Size
- 6.35mm x 457mm
Typical Chemical Composition
| AlO2 | CaO | SiO2 | Fe2O3 | MgO | NaO2 | Cr2O3 | TiO2 | |
| % | 99.8 | 0.13 | 0.04 | 0.02 | <0.01 | <0.01 | <0.01 | <0.01 |
Application
- High temperature strain gauges.
