Common disadvantages of PE paint (12) "shrinkage"
Information sources：本站 | Release date：
2019-09-22 16:23:34
| Browse volume：15548
Summary：
Disadvantages: shrinkagecause①The environment of the coating line is polluted.②There are water, oil, various acids, alkalis and other impurities on the surface of the coating.③The primer is too smooth.④The workpiece to be coated or the temperature…
Disadvantages: shrinkage
cause
①The environment of the coating line is polluted.
②There are water, oil, various acids, alkalis and other impurities on the surface of the coating.
③The primer is too smooth.
④The workpiece to be coated or the temperature is low during construction.
⑤There is water or oil in the compressed air of the air compressor
Solution
①Check and eliminate pollution sources within the coating line.
②Remove all impurities on the surface of the coated object.
③Be careful that the base coat is polished before applying the top coat.
④The temperature during construction shall not be lower than 1 O℃.
⑤Filter the compressed air of the air compressor and drain it in time.
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