Can I brush latex paint on rainy days? Matters needing attention in brushing latex paint?

The weather is beyond our control. We can only avoid some bad weather in the process of decoration. Brushing latex paint is a very important process in decoration now. If the weather is bad, it will be too wet in rainy days, and it will crack easily after brushing latex paint. Many people say so, so many people suspect that latex paint can't be brushed in rainy days, which will cause a series of problems such as cracking of latex paint. Bian Xiao will introduce whether latex paint topcoat can be painted in rainy days. Matters needing attention in brushing latex paint?

Can I paint latex paint on rainy days?

Although rainy days have little effect on wall painting, we should also pay attention to extending the drying time of the wall after the first painting. Generally speaking, the normal interval is about 2 hours, and the rainy days can be appropriately extended according to the weather conditions.

Many processes in decoration have technical breaks. For example, cement needs a 24-hour solidification period, and every time putty is scraped, it has to go through a drying period, and then it is scraped again after each drying. The paint also needs to be dried thoroughly every time before being brushed for the second and third time. Therefore, in rainy days, the intermittent time of this technology will generally be extended, so we must wait patiently.

Matters needing attention in brushing latex paint

1. Strength (solid); It is related to the quality of the grassroots itself. Too low strength affects adhesion. Inspection is usually carried out by visual inspection, tapping, etc. , and qualified base can't sand, no empty drum phenomenon.

2. flatness; The flatness inspection includes four items: the surface is flat, the angle of Yin and Yang is vertical, the facade is vertical, and the angle of Yin and Yang is square.

3. Dry (dry); After the grass-roots construction, the water gradually dried up. The drying time is related to the thickness of the substrate. The moisture content should be lower than 10%.

4.pH value; The PH value should be less than 10.

5. cleanliness; Which is beneficial to the bonding of the coating. Remove dust, oil, etc. On the surface of the base.

5. When scraping putty and brushing topcoat, try not to do other work, otherwise it will pollute the surface effect. Keep the construction process and site clean.

6. Sandpaper is divided into different labels according to the size of sand grains. The higher the label, the finer the particles, and the lower the label, the coarser the particles. Choose different types of sandpaper according to different processes in construction. Usually: 60 #120 # 240 # 360 # 600 # 800 #1200 #1500 # 2000 # and so on.

7. When painting, it's best to stick the skirting line, door, wardrobe, corner line and other joint parts with color separation paper to avoid dyeing, and then tear them apart.

8. The used brush stick should be cleaned when used the next day, and then soaked in cold water. So as not to become stiff and dry.

9. The proportion of latex paint and water should conform to the instructions, and the water should be stirred evenly according to the actual situation, and the water should not exceed 20% at most. Remember, it is not appropriate to be too thin or too thick.

10. The second topcoat shall be carried out after 1 topcoat is completely dried, and the interval is about 1 hour. The temperature of latex paint construction should be at least above 5 degrees Celsius. After painting, turn on the door and window fans for ventilation to speed up drying.