Causes and Solutions of Bubbles in Spraying of Painting Equipment

* : * : admin * : 2018-11-30 9:41:55 * : 60

Causes of blistering in spraying equipment and treatment methods:

Reason:

1. The surface of the coating is wet or has substances such as acid, salt and salt.

2. Water is mixed in paint and diluent.

3. The surface of the coated material is too rough, it absorbs a lot of paint, and the coating is too thin.

4. The ambient humidity is high, more than 90%. The coating is easy to bleach and lose light.

5. The site temperature is too low, the drying is too slow, and the water gathers in the surface, causing the loss of light.

6. The water in the air compressor is not clean, and it is mixed into the coating to produce pathological changes.

7. Excessive dosage of diluent.

Resolvent:

1. Clean up the impurities on the surface of the coating.

2. Keep the paint properly to prevent water from mixing in.

3. Pay attention to the roughness of sandpaper to ensure that the coated sheet is smooth.

4. Adjust indoor temperature or stop construction.

5. The temperature of construction environment is generally above 10 degrees.

6. Clean up water in air compressor gas and maintain oil-water separator.

7. Adjust the proportion of construction.