High speed motors for 30,000 RPM, 15 kW power

 E+A:

OEM name: E+A

Motor type: SYM - IPM, which i guess stands for interior permanent magnet synchronous machine, with a water cooled two pole arrangement.

Motor number: mSipW 8.5/11-6-s3r2

Balancing machine for high speed motor:

https://www.aeroexpo.online/aeronautic-manufacturer/aeronautic-balancing-machine-3081.html

IMT Classic 120 VM1

https://www.imt.de/en/products/details/classic-120-vm1-10621120

GMN spindle motor:

https://www.gmn.de/en/spindles/spindle-groups/workpiece-spindles/