Identify paint baking and spray painting:
A. Baking paint: three times of primer and four times of finish paint are applied on the base material, and each time the paint is applied, it is sent to the dust-free constant temperature baking room for baking.
B. Spray painting: grind cloth on the base material, spray paint on it, and dry naturally.
2、 Paint film.
Touch the edges and corners of the painted door panel by hand to see if they are smooth and flat. Observe whether the color of the edges and corners is the same as that of the door panel.
A. Baking paint: smooth edges and corners, same color. It is proved that the film is uniform and the color is full.
B. Spray paint: rough edges and corners, lighter color than door panel. It is proved that the paint film is uneven and the color is not full
Method: contrast the light to see if there is orange peel on the surface of the door.
A. Baking paint: the surface of the door panel is smooth, without grain and orange peel.
B. Spray paint: the surface of the door panel has grain, not smooth, orange peel phenomenon.
4、 The surface.
Method: touch the surface of the door with hands to see if there are dust particles and bubbles.
A. Baking paint: the surface of the door panel is flat and smooth. $_ Gwo2
B. Spray paint: there are particles on the surface of the door panel, which is not smooth and has a strange feeling when touching.
5、 Wear resistant.
Method: hit with hard object.
A. Paint baking: no abnormality, no damage of paint film.
B. Spray paint: there are cracks, serious film falling off, white skin off.
Structure and working principle of paint baking room:
The whole paint baking room is assembled structure. The room adopts the plug-in thermal insulation spray plastic wallboard with good sealing and thermal insulation performance. The side of the room is equipped with a working door, which is convenient for the staff to go in and out. The aluminum alloy side door is equipped with an observation window in the center of the door, which can observe the dynamic state of the room at any time. Low noise and high air volume fan is selected to ensure the perfection of painting effect;
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