I had previously disassembled and tested a hard drive motor. The test video is below. So can an RC plane fly with a HDD motor? I made a plane model as light as possible and tried it. You can see the video below.
Technicial Specifications:
Lenght: 54 cm
Wing span: 100 cm
Flight weight: About 249 g
Center of gravity: 5.3-5.5cm from the front of the wing
Required control system: Min. 3 channels, 3 micro servos
Suitable battery: 11.1V 450-550Mah
Suitable motor: HDD Motor
Suitable propeller: 2 Blade 8×4 (8040)
Flight Time: Approximately 12-14 minutes
Brushless ESC: https://s.click.aliexpress.com/e/_DEKe5YP
8040 Propeller: https://s.click.aliexpress.com/e/_DBH5FJ9
3.7gr Servo: https://s.click.aliexpress.com/e/_DCnV2SV
Fiber Strips Adhesive Tape (25mm): https://s.click.aliexpress.com/e/_DlMRzRZ
Control horns (4 pcs): https://s.click.aliexpress.com/e/_DDCKYlh
4 or 6 channel radio control system: https://s.click.aliexpress.com/e/_DkvL2SL OR https://s.click.aliexpress.com/e/_DduQ3fv OR https://s.click.aliexpress.com/e/_DCPHEVN
11.1V 3S 450mAh LiPo: https://s.click.aliexpress.com/e/_DdebhKZ
Lipo Battery Charger: https://s.click.aliexpress.com/e/_DF5pqlz OR https://s.click.aliexpress.com/e/_DlwNzmj