1-28 BASIC KNOWLEDGE ABOUT PAINTS AND PAINTING (4) SECOND COATING The second coat is applied after body sealing and asphalt sheet placing. Its main purpose is to ensure close adhesion between the ED and top coats and also to produce a very smooth top coat. This process also includes coating of the inner panels in the engine and luggage compartments, and semi-gloss coating of door frames. CD Second coating SECOND COAT TYPE ANTI- CHIPPING APPLICATION SECOND COAT INNER PANEL COATING Anti-chipping paint is applied after simple masking. The second coat is formed by electrostatic coating. Inner panels in the engine and luggage rooms are coated in the same or quasi color as the external panels.
BLACK COATING SETTING DRYING A black paint is applied to the door frame and B pillars. The solvent is allowed to evaporate to prevent blisters and forming. The paint is dried at about 140°C for about 30 minutes. (5) WET SANDING This is an important preparation process immediately before the top coating. Sanding is applied to correct surface irregularities in the second coat to ensure surface smoothness and adhesion of the top coat. Q)Wet sanding WET SANDING WASHING AIR BLOW !@! DRYING {J 0 The surface is polished using revolving sanding brushes. Chips removed from the second coat by sanding are washed away. The surface is dried by air. The body is dried completely. -30-