Fluorescent Penetrant Inspection
FPI
Fluorescent Penetration Inspection (FPI) is a precision non-destructive inspection method that visually identifies microscopic defects (cracks and corrosion) on metal surfaces without damaging the product.
Korea Surface Treatment Co., Ltd. contributes to ensuring the safety and reliability of aerospace and defense components based on systematic automated facilities and international standard processes.
Process
Cleaning / Etching
Removal of surface contaminants
Penetrant Application
Application of fluorescent penetrant
DRY
Moisture removal
Developer Application
Developer application
Inspection
Visualization of defects under ultraviolet (UV) illumination
Major Facilities
| Division | Process | Specification |
|---|---|---|
| B1 | Application of penetrating solution & water cleaning | 15.0m(L) X 4.5m(W) X 6.0m(H) |
| B2 | Dry | 15.0m(L) X 3.0m(W) X 4.0m(H) |
| B3 | Developer application | 15.0m(L) X 2.5m(W) X 4.0m(H) |
| B4 | Fluorescent Penetrant Inspection(FPI) | 15.0m(L) X 4.2m(W) X 6.0m(H) |
