电泳缩孔常识
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Axalta Coating Systems
7
Thanks
Axalta Coating Systems
8
Film Build (um) 20.6 19.8 19.5
Ra Value (um) λ=17.5mm 0.224 0.241 0.274
Pigment Paste
Axalta Coating Systems
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Testing Process 1：
1： Coated panels in lab.
2： Put wet film panels on the same positions of car body before oven
1： Coated panels in lab.
2： Dip wet film panels into No,8th dip tank water sample of
Pretreatment in SVW Nanjing for 5 seconds, then put them out of water.
Anti-Crater Capability Online (SVW Nanjing) Comparison
E-Coat Support Team Feb, 01 2016
Samples：
Samples
1 2 3
Composition Emulsion
ES21 RD contains 5.0%ACA ES21 RD contains 5.5%ACA ES21 RD contains 6.5%ACA ES21 PP using in SVW NJ now
Axalta Coating Systems 6
Conclusion：
1, In online baking test, ES21 RD contains 6.5%ACA is the worst, ES21 RD contains 5.5%ACA is almost as same as ES21 RD contains 5%ACA. 2, In dipping test of 8th PT zone,all of them has
3： Bake panels in lab.
Axalta Coating Systems
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Cratering Description 2：
Crater Size: Crater Depth:
1, 5.0%ACA ++ +++
2, 5.5%ACA ++
3, 6.5%ACA ++
+++
+++
P.S. “+” means Negative, 来自百度文库any “+” mean Worse (“+”~ “+++++”)
in SVW Nanjing.
between right rear door and door sill of Passat
3： Took panels after on line baking.
Axalta Coating Systems
3
Cratering Description 1：
1, 5.0%ACA
2, 5.5%ACA ++ ++
3, 6.5%ACA +++ +++
Crater Size: Crater Depth:
++ ++
P.S. “+” means Negative, many “+” mean Worse (“+”~ “+++++”)
Axalta Coating Systems 4
Testing Process 2：