Specialty coating and finishing services perform specialized or proprietary coating and finishing processes. They apply coatings and finishes to a variety of metallic and non-metallic substrates. Metallic substrates are usually made of aluminum, copper, copper alloys, iron, cast iron, nickel, nickel alloys, precious metals, steel, steel alloys, stainless steel, or titanium.  Non-metallic substrates are usually made of ceramic, glass, plastic, polymer, or wood. Specialty coating and finishing services that work with metallized ceramic substrates are also available.