Common knowledge of coating: three-layer pearl paint quick repair and spraying skills

Core tip: [news] the new products always have advantages and disadvantages The three-layer pearl paint is very popular with consumers, but it also brings great trouble to the auto repair industry The original repair process can not meet the needs of this unique paint structure Through the technical innovation of paint manufacturers in various countries, the repair methods of three-layer pearl paint system are summarized, and good treatment effect is provided for users The Pearl background paint contains mica pieces of different thickness, which are different from the aluminum in the metal background paint While the upper layer of mica pieces reflects the incident light, a part of the light also shoots into the lower layer of mica pieces and then reflects again Paint knowledge | precautions for wall paint color selection Recommended introduction: when painting the wall, the owner sometimes has difficulty in choosing what color of the wall paint to paint In fact, there is no ugly color in the wall paint, only the disharmonious color matching The use of wall color contains the knowledge of health Too strong color will stimulate people's perception, make people have a sense of fidgety, affect people's mental health Grasp the basic principles of wall color and paint a colorful space 1、 Wall paint color selection notice 1 Light color is generally used for the top surface Light colors make people feel light, dark colors make people feel heavy Usually, the treatment of rooms is from top to bottom, from shallow to deep For example, the ceiling and walls of rooms are white and Home of coatings news: [news] the advent of new products always has advantages and disadvantages While the three-layer pearl paint is greatly welcomed by consumers, it also brings great troubles to the auto repair industry The original repair process can no longer meet the needs of this unique paint layer structure Through the technical innovation of paint manufacturers in various countries, the repair methods of three-layer pearl paint system are summarized, and good treatment effect is provided for users Pearl base color paint contains mica pieces of different thickness, which are different from aluminum in metal base color paint While the upper layer of mica pieces reflects the incident light, a part of the light also shoots into the lower layer of mica pieces and then reflects again Thus, the light composed of multiple reflections will produce a colorful effect, while aluminum will only directly reflect the incident light The reflection effect produced by the mother of pearl is more decorative Usually, the double-layer surface illusion color paint is made up of pure color pigment, aluminum powder pigment and mica pigment, while the aluminum powder pigment will block most of the mother of pearl effect in the base color paint, so the pearl color is not obvious The bottom layer of the three-layer pearl finish is pure color pigment, the middle layer is mother of pearl color, and the surface layer is glossing agent, which provides a high gloss of the vehicle appearance, so it is popular with consumers As long as the following operation procedures are followed for repair, the effect will be very good In the pre-treatment stage 1, check whether the repair part is scratched with atomic ash Yes, generally use 400-150 sandpaper to roughen and scratch the repaired parts No, generally use 1000-600 sandpaper to polish and spray primer Note: the sanding area of sandpaper should be 1-3cm larger than the defect area 2 Sandpaper can be selected according to the scraping thickness and defect size Check whether it is flat after grinding Yes, spray primer No, continue to scrape 1) Enter the paint room, use fine sandpaper to polish the plate where the primer is located for overall degreasing, use 800-1000 sandpaper to polish the parts that are difficult to degrease, and then use the dedusting cloth with the air gun for the whole area of dedusting 2) According to the mixing proportion: dilute 1 part of the base color paint and 1 part of the slow drying diluent and spray for the first time Note: construction shall be carried out according to the product data provided by the automobile paint manufacturer 3) after volatilization, the area shall be expanded accordingly and the second layer of primer shall be sprayed 4) Dilute the remaining primer in the spray gun with diluent in the proportion of 100:100, and spray the third primer after the second layer volatilizes 5) The joint shall be sprayed with base color paint from inside to outside, and the area shall be expanded accordingly, and the joint shall be desalinated 6) After the base color paint evaporates, spray the first layer of pearl color paint Home of coatings is specialized in coatings, diatom mud, paint coating, coating technology, fire retardant coating news and coating, diatom mud, paint coating, coating technology, fire retardant coating decoration knowledge and decoration renderings,