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Touchdown bearings - Examples

High-end-solutions

Touchdown bearings

Speed coefficient:2.2 · 106 mm/min
Mass of rotating parts: 3,5 kg
Atmosphere:Aggressive gases
Bearing design:Series 618/full complement
Ring material:HNS (High Nitrogen Steel)
Ball material:Silicon nitride (Si3N4)
Lubrication:Oil

 

Low-cost-solutions

Touchdown bearings
Speed coefficient:2.2 · 106 mm/min
Mass of rotating parts:< 1,5 kg
Atmosphere:Fore-vacuum
Bearing design: Series 618/full complement
Ring material:100 Cr 6
Ball material:100 Cr 6
Lubrication:Ball coating and oil

 

 

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Relubrication for high
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