Nowadays, most people choose aluminium art doors when installing doors, especially some villas. In fact, painting is an important process when installing and decorating aluminium art doors. The beauty of aluminium art doors depends entirely on the decorative effect of spraying paint. In order to ensure the effect of spraying paint, it is necessary not only to select good paint, but also to spray paint methods. Ask. So what kind of operation process is needed when spraying paint on Jinan aluminium art gate? Let's take a look at it. Spraying process for aluminium door:
1. Grinding: Find a cuboid that you can hold with your hand. One of the more flat side, wrapped in sandpaper, hand pressed and polished. The direction order of polishing plane is: first horizontal and then vertical. When polishing, first up and then down, first outside and then inside, the choice of sandpaper is first thick and then fine. The corner, shape and details of the aluminium door have to be handled. Why do you want to polish? On the one hand, it is to remove impurities from crude oil paint and paint surface, on the other hand, it is to increase the adhesion of new paint.
2. Preparations before painting: After polishing, see if there are any uneven areas in the aluminium art gate. If so, leveling with putty and polishing again to a flat state. Then protect the area around the art gate and the floor to prevent the paint from polluting these areas. Wipe the door with a wet towel with very little moisture. Stir the barreled paint evenly with a stick. Don't move your hands too fast to prevent splashing.
3. Painting: In brushing the first wood primer, adjusting the primer is a very important process, adjusting the primer also need to know the density of wood, those harder wood density, primer can be adjusted a little thinner, and soft wood primer should be adjusted a little more sticky. When you start painting, you should brush along the lines of the woodwork evenly. Don't paint too thick. When the woodwork paint is completely dry, sandpaper is used to polish it until you feel smooth and there is no protuberance. Then wipe it several times with a soft wet cloth, and finally dry it. Brushing can make the penetration depth of paraffin oil deeper and speed up the construction. Brush the second paint to be thinner, after brushing can cover the first brush of wood paint, and then use more than 500 mesh sandpaper to follow the direction of the paint polishing, polishing to be uniform. The use of brushing can save the amount of wood paint. When the second paint or the last paint is dry, wipe the wood surface with clean cotton cloth immediately to make the wood surface smooth. Finish the third paint, to use more fine water sandpaper grinding, to dip in water grinding, grinding force to be even, not too heavy and not too light. You don't need to polish after the last paint. You can put on a protective wax for the aluminium door. Add the number of times of rubbing, and every time the finish of rubbing with fine sandpaper, the last time with thin rubbing and surface drying can be wiped to obtain the effect of high-grade aluminum door.
4. Lacquer protection: Aluminum doors are usually painted with varnish to protect and brighten the paint layer after finishing painting. The varnish is also the same as the paint brushing method, but each time the amount of varnish brush is less, the number of times the varnish is spread and the wrist is waved is more. Varnish is recommended at least twice, if there is a phenomenon of hair brushing off, we must deal with the hair in time, pay attention to varnish only brush the surface of the aluminium art door without brushing inside.
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