Characteristics of high temperature variants for insert bearings and ball bearing units
| Characteristics | Variants (fig. 1) | |
| VA201 | VA228 | |
| Lubrication type
|
Polyalkylene glycol/graphite
mixture |
Coronet cage made of
graphite |
| Phosphated rings, rolling elements and cages | ✔ | ✔ |
| NSF H1 food grade
|
✘ | ✔ |
| Shields and flingers (suffix 2F) | ✔
|
✔ |
| Relubrication-free | ✔
|
✔ |
| Maximimum operating temperature | 250 °C (480 °F) | 350 °C (660 °F) |
| Limiting speed [r/min]1) | 4 500 / dm | 9 000 / dm |
- 1) dm= bearing mean diameter = 0,5 (d + D). For outer ring rotation, use dm = D.
