I do not want to speak for actual customers, but this link below may be of interest to you. It contains links to presentations, webinars, and case studies provided by customers from this industry.
More broadly speaking, we highly encourage the use of AF and its associated products, such as Coresight and Asset-Based Analytics. One of the great benefits of AF is that it enables a PI System infrastructure. The operational model and contextual relationships can be completely defined in AF, enabling it to serve as an "information" hub.
There is ProfileViewer for 3D visualisation of thickness of sheet stuff, like paper or metal. But product getting quite old by now. PI ProfileView - Overview
In general i would ask: where's the money in your organisation? Energy consumption? Get some more insight into that using AF and combining multiple data sources in AF?