Specific Recommendations - Rotary Separator: Whizzer and Royce Type
Gear-Worm Gear
| Mobilgear 600 XP 150 | Flow Rate Above : 2000 Feet per Minute |
| Mobilgear 600 XP 220 | Flow Rate Range : 1000 - 2000 Feet per Minute |
| Mobilgear 600 XP 320 | Flow Rate Below : 1000 Feet per Minute |
| Mobil SHC 629 | Flow Rate Above : 2000 Feet per Minute |
| Mobil SHC 630 | Flow Rate Below : 1000 Feet per Minute |
| Mobil SHC 630 | Flow Rate Range : 1000 - 2000 Feet per Minute |
Gear-Bevel Gear
| Mobil SHC 629 | Equipment Operation : Standard Builder Operating Conditions |