What are the selection principles of automotive refinish paint
则 (1) Selection principle of primer
和不同档次对底漆的要求；满足地域气候条件的特殊要求；在车辆维修中满足面漆对底漆性能的要求。 Meet the requirements of basic and primers for of different grades; meet the special requirements of regional climatic conditions; meet the requirements of primers on the performance of primers in vehicle maintenance.
(2) Selection principle of center coating
The intermediate coating material should meet the requirements of adhesion to the primer and topcoat; on the premise of ensuring the quality of the coating, it has high productivity, convenient construction and good efficiency.
(3) Selection principle of topcoat
Meet the requirements of automobile appearance at all levels; meet the "three prevention requirements" of the primer environment for the topcoat; meet the requirements for the binding force with the primer and the middle coat paint; Better coating efficiency.
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Due to the poor adhesion of the coating film on the surface of the coated object or the undercoating layer, scraping the coating film with nails or metal will cause the phenomenon of coating film peeling, which is called peeling. Car paint is easy to peel off ...