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Coating quality inspection standards for different car types


categoryCheck itemInspection MethodQuality Standard
Trucksself-drying paintThickness gauge, gloss meter, etc.
The alkyd paint should achieve a uniform and smooth paint film, fullness, gloss over 80%, a total thickness of 65~75μm (not including the putty layer), no impurities, paint, bubbles and obvious orange lines, polyurethane paint should achieve a smooth paint film, The gloss is above 85%, the total thickness is 55~70μm, and there is no flow paint orange pattern, particles, pinholes, bubbles, bottom bite and other adverse conditions.
drying paint
Thickness gauge, gloss meter, etc.The amino alkyd baking varnish should achieve a full, smooth and bright paint film, strong adhesion, a gloss of more than 80%, a total thickness of 65-75 μm, and no adverse conditions such as bubbling, air bubbles, pinholes, pitting, and paint flow; The paint should be flat and smooth, with a gloss of more than 90%, a total thickness of 60-75μm, and no pinholes, bubbles, discoloration, particles, orange lines, paint flow and other adverse conditions.
BusGeneral bus
Thickness gauge, gloss meter, etc.The paint film is flat and smooth, the gloss is more than 75%, the total thickness is 60~70μm, and there is no flow of paint, wrinkles, impurities and obvious orange lines. The colors of the ribbon and the finish paint are harmonious, beautiful and elegant, without defects such as burrs, warped skins, and mixed colors.
mid-range busThickness gauge, gloss meter, fresh image meter, etc.The paint film is plump, smooth and flat, with a gloss of more than 80%, a total thickness of more than 65-75 μm, and no defects such as lacquer flow, orange streaks, and particles. The ribbons are bright, fashionable, smooth, beautiful and generous, free of burrs, scratches, warped skins, impurities and other defects.
luxury car
Thickness gauge, gloss meter, fresh image meter, etc.The original color paint should achieve a good fullness of the paint film, smoothness, smoothness, excellent sharpness, gloss 85~90%, and no flow paint, air bubbles, pinholes and other defects. The metallic paint has a gloss of over 90%, excellent image clarity, no bubbles, pinholes, paint flow and other defects, and the color ribbon pattern is harmonious in color, beautiful and novel, and has no defects such as mixed edges.
SedanOrdinary carThickness gauge, gloss meter, fresh image meter, etc.The monochromatic paint should achieve full, smooth and bright paint film, with a gloss of more than 80%, without pinholes, flow paint, impurities, orange lines, etc. The color separation line of the color separation paint should be straight, neat, neat, and free of burrs and mixed edges. Wait bad.
mid-range sedanThickness gauge, gloss meter, fresh image meter, etc.The natural color paint should have good fullness of the paint film, smooth and non-stop feel, and the gloss should be above 85%, without pinholes, paint flow, impurities, orange lines, etc. , No pinholes, air bubbles, paint flow, orange peel and other defects.

Thickness gauge, gloss meter, fresh image meter, etc.The polished paint film is as smooth as a mirror, the gloss shines on the shadows, the sharpness of image is extremely high, and there is no defect, the paint film of the metallic paint coating has good fullness, high decorativeness, excellent sharpness of image, the gloss is more than 90%, and there is no pinhole Defects such as air bubbles and orange streaks.

Note: Gloss is calculated as the average value of 3 random parts tested on each surface or vehicle

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