[In ten years, max.
Wanna bet?]
It’ll have to be able to take being hit with 50,000 PSI and spun at a 200,000 RPM rotation and accelerated from zero to 2000 MPH in a millisecond.
Those were the issues with using artillery for launching satellites, but (IIRC) they developed solutions, at least for projectiles 8-12" in diameter. If you haven't read anything about Gerald Bull, you might find it entertaining & informative to do so...
;^)