The Sub Contractor has blasted to SA 2.5 then applied a Intersheild 300 Primer 75 microns, Interherm 7050 @ 19mm, Chartek 1709 @ 25mm, Intertherm 990 @ 50 microns.
The problem is that all the coatings are cracking,the CSP/PFP is shearing off with a coating of the primer on the back of the CSP...