Originally Posted by Precision Powder
It really is not the best options for paintball guns. It is tough in the sense that is it is hard, and tough to cause a total finish failure with just drops. However it will scratch and scuff easier than expected. The biggest problem though is that it is fragile in the sense that it has no give. If there is any flex it will crack and start to flake off. I have been cerakoting for years for the motorcycle and automotive industry and I have done several of my own guns, but I would personally not use it on a paintball gun. It is great in the other applications but most would not be happy with it with this use.
This is not true at all actually. I apply cerakote and it will bend an extreme amount without cracking. It is also highly scratch resistant. Maybe you are using an incorrect mix? At least from my personal experience I have found cerakote to be extremely durable and flexible.