1.5 horse will be a hell of a grinder.
A pard has a Cabelas model. Probably 1hp, does about 800# an hour and he has had it 11 or 12 years. No issues at all.
I have been looking at this one.
https://www.meatyourmaker.com/process/grinders/1-hp-grinder-22/1159179.html I am seeing some that have dual grind, not sure what that is, may need to study up on it.