How to choose filler of powder coating?
How to choose filler of powder coating? Powder coating is a solid powdered synthetic resin coating composed of solid resin, pigment, filler and additives.It is different from ordinary solvent-based coatings and water-based coatings,dispersion medium of powder coasting is air,not solvents or water. The filler for powder coating are required the following features: 1.Density:the bigger density,the …