Category: Application & Equipment

When a coating delaminates, the failure surface usually tells you the coating never bonded at all. The four preparation failures behind most of it, how to test for them, and why prep is where bids get cut.

Off-ratio material sprays normally and fails later. What resin-rich and isocyanate-rich films actually do, the five sources of ratio drift, and the ten-minute check that catches all of them.