Metallic Powder Coating Market Size, Share & Industry Analysis, By Resin Type (Epoxy Polyester, Polyester, Epoxy, Polyurethane, and Others), By Process (Bonding, Dry Blending, and Co-Extrusion), By Pigment (Aluminum, Mica, and Others), By Application (Architectural, Automotive, Appliance, Furniture, Leisure Equipment, and Others), and Regional Forecast, 2021-2028