What is the differences between PVDF and PE coating Aluminum composite panel

Although both are a kind of aluminum veneer, but in fact PVDF fluorocarbon spray aluminum veneer and PE polyester spray aluminum veneer is very different. PE polyester aluminum veneer, used for interior wall decoration, warranty 5-10 years without discoloration, conventional thickness in 1.5-2.5mm; PVDF fluorocarbon aluminum veneer, used for outdoor outdoor roof exterior wall decoration, thickness of more than 2.5mm-4mm