Home decoration roll, brush, spray

At present, rolling, brushing and spraying (including air spraying and airless spraying) are commonly used methods in the construction of household wall paints, and are generally selected according to specific conditions and effect requirements.

Rolling is the use of roller construction, is a rough surface effect, the effect is similar to the wallpaper, the so-called pull hair, hair surface, knurled, texture, texture refers to this type of effect. Home improvement recommended using short hair rollers, easy to operate during construction, the pattern is relatively shallow, easy to take care of daily; long hair rollers produce a relatively large texture effect is easy to hang gray, do TV background wall, corridor background and other small area is also very Pretty. It is advisable to confirm the required effect in the inconspicuous areas behind the door, etc., before the large-area construction, and to use the roller to add less water or not to add water.

The brush is constructed using a brush and is a flat effect, but the brush will leave a brush mark. Home use generally use wool brush, wool brush is relatively soft, to minimize brush marks. The proportion of water added when painting is controlled between 20-30%, not more than 35%, above this dilution ratio prone to problems such as de-powdering, sagging, floating color, leakage bottom and so on.

Spray is a spray gun construction, smooth surface, excellent feel, fullness, and is the best flat surface effect. Divided into two kinds of air spray and airless spray, the final effect of the construction according to the requirements is the same, but the air film sprayed out should be thinner (once 20 micron), it takes several passes to achieve better results; The airless paint film is much thicker (up to 60 microns at a time) and can meet construction thickness requirements in one go. The dilution ratio of the air spray is similar to that of the brush. The dilution ratio of the airless spray differs depending on the machine and is generally lower than 20%.

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