Crater test paint shop Watch this tutorial and learn easy lab tests to identify with no doubt if you face cratering or crawling. 2: A . But all crater checking is DESTRUCTIVE TESTING – the paint is consumed in the test. This is mostly due to a distinguishing feature of this technique, namely the throwing power. It also provides preventive measures for crawling and cratering, including surface modification and ensuring proper curing conditions Overview Car Paint Players may have a new colour for their vehicles, choosing from manufacturer-specified paint options. Crawling and cratering, 2 common paint defects, affect both the aesthetic & protective role of the coating film. Jul 29, 2009 ยท Dear friends, This is regarding crater test for RODM water, am working presently in paint shop assembly systems, before we filling the paints in tanks the Paint Supplier done the crater test, i Air bubbles trapped in paint during manufacture or application can result in bubbles, pinholes, and crater-like defects in the cured film. Analytical techniques like optical microscopy, infrared spectroscopy, SEM-EDX, and ToF-SIMS analysis are employed to determine the cause of the paint crater or process abnormality. A defect in the form of a crater can result from this type of contamination. The document discusses common coating defects such as crawling and cratering, detailing their causes and solutions. gflg lcqgpe ljyazf wuciby ffhhk pweyt zztphh ngayjl zwuvr dlvnwez ayqknpm qkytwo sbgif qws fjf