Automatical Continuous Pre-treatment

 
manual pre-treatment
 
automatic continuous pre-treatment
pre-treatment
 
pre-treatment inner part
Coating Pre-treatment Process
1
prepare non-fat
1分
2
main non-fat
2分
3
first washing
30秒
4
second washing
30秒
5
surface adjustment
30秒
6
film to be ZN
2分30秒
7
film to be AL
2分
8
second washing
30秒
9
second washing
30秒
10
washing
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