一、 the paint film of the wooden hanger
Practice: Touch the four corners of the painted door panel by hand, whether it is smooth and voucher; observe whether the color of the corner is the same as the color of the door panel.
Contrast: A, baking varnish: smooth edges and the same color. Prove that the paint film is even and full of color.
B. Painting: The corners are rough and the color is lighter than the door panel. Prove that the paint film is uneven and the color is not full:
二、 the process of wooden hangers:
A. Baking paint: Three times of primer and four times of topcoat on the substrate. Each time the paint is applied, it is sent to a dust-free room and grilled.
B. Painting: Grind the woolen cloth on the substrate, spray it on the top, and dry it naturally.
三、the texture of the wooden hanger
Practice: Look at the light, look at the surface of the painted door, whether there is an orange peel phenomenon.
Contrast: A, baking varnish: the surface of the door panel is smooth, no grain, orange peel phenomenon.
B. Painting: There are lines on the surface of the door panel, which are not smooth and have an orange peel.
四、 the surface of the wooden hanger
Practice: Touch the surface of the painted door by hand to see if there are dust particles or bubbles.
Contrast: A, baking finish: the surface of the door panel is smooth and smooth. $_Gwo2
B. Painting: There are particles on the surface of the door panel, which are not smooth and have a strange touch.
五、 the wear resistance of wooden hangers
Practice: hit with a hard object
Contrast: A, baking varnish: no abnormalities, no damage to the paint film.
B. Painting: There are cracks, serious paint film peeling off, and white skin is lost.
