Brake noise after wheels Change and hot rims after strong braking

Hello together Our car 2 1/2 years 22000 km has, after heavy braking, uneven grinding noises. We had it on Friday in the workshop to change tires, and today we noticed it, after we were out of the city. Of course we braked a few times fully (from 70 km/h to 10 km/h) in the to locate the noise. After a few 100 meters the noises were gone. After the last strong braking I drove about 1 km to the garage and de When I went out, I noticed that the rims were getting quite hot. I could not touch the wheel nuts in particular. However, it didn’t stunk or anything like that. Question 1: Can grinding have something to do with changing the tyre? Question 2: can I claim that? The car still has a warranty and was changed to the tyre in the brand workshop where we bought it. Question 3. Do the wheel hubs / bearings contract such temperatures? The Sc Hey, you’ve got a good temperature going on, haven’t you?