Global Aero-Engine Coatings Market Assessment, By Coating Type [Thermal Barrier Coatings, Anti-corrosion Coatings, Wear-resistant Coatings], By Process [Physical Vapor Deposition, Chemical Vapor Deposition, Thermal Spray Coating], By Engine Component [Combustor Liners, Turbine Blades, Nozzles and Shafts], By Region, Opportunities and Forecast, 2018-2032F