PVDF is short for Polyvinlylidene Fluoride, the color will have no obvious change within 15 to 20 year PVDF is short for Polyvinlylidene Fluoride, the color will have no obvious change within 15 to 20 years when it’s applied outdoor. PVDF paint should be 2-layer coating or 3-layer coating, and Painting Thickness ≥25um., Fluorocarbon Powder >70%.Due to Polyester paints’s great nature, it can ...