Materials and lubricants
Each component may be assigned a maximum of one material and one lubricant. The assignment is made via a reference relation.
A lubricant can be assigned to the following components:
Casing (gear_casing)
Bearings (concept_bearing, rolling_bearing_with_catalog_geometry, rolling_bearing_with_detailed_geometry)
Cylindrical gears (cylindrical_gear, ring_gear)
Bevel gears (bevel_gear)
Worm stages (worm_stage)
