Here’s something else that might get you started - but as @dklgood said, you’re going to have to do some testing as “velvet” is not a monolith! EG. if you’re using cotton velvet it’s going to take more power than polyester velvet…but still not a lot of power overall!
(read down thread to see what they did)
A search for “velvet” will show you quite a few posts 