I have a big trouble with paint peel off issue.
After applying Primer on anodized surface of AA 6061, i carried out wet addhesnion test thoughM,
Most of cases failed.
The anodizing method is boric acid-sulphuric acid anodising NOT CAA
Of course, for comparision, same material of substarte(AA...
This part is made by ATL machines using CFEP UD Tape
some parts have been rejected due to resin rich between individual plys after NDT inspection
I am trying to know how this issue happened though,
there was no any change in roller presure and No difference in bagging and cure process
Do you...
I need your help
Now i am struggling with radius bridging issue on ramp down area of C type as follow
This part is made by hand layup using CFRP fabric prepreg.
Now what i am trying is to enhance consolidation by applying compation for each ply.
Each compation time takes around 10minutes...
I am wondering how to create pin holes on surface of composite(in other words surface porosity) under peel ply and to solve this problems
Could you help me?
