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Color Coated Aluminum Coil- 27 (10.1%)
Color Coated Aluminum Coil - 41 (15.4%)
Color Coated Aluminum Coil - 50 (18.7%)
Color Coated Aluminum Coil - 105 (39.3%)
Color Coated Aluminum Coil - 25 (9.4%)
total - 267 massages
date:3, 2016

Cause analysis for paint peeling

 
The unqualified color coated steel sheet may discolorate or peel . There are many potential reasons that lead to the quality defects.The main reasons are as follows.When facing the peeling, we can check the equipment in this several ways.
1.Coating adhesion
Due to the raw material of paint, the combination of primer and passivation layer is not preferable.
 
2.Clean production inspection
Dust will affect the surface quality of the finished products, especially when the color plate is processing.
 
3.The curing furnace plate thermometer
The temperature deviation is one of the main reasons for the peeling of paint .
 
4.passivation plate temperature

next:How to distinguish the quality of coated sheet

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