SPOTCHECK is a RED VISIBLE nondestructive test method for Liquid Penetrant Inspections (LPI). This type of inspection is one of the most widely used methods that reveal SURFACE cracks and other discontinuities in virtually any NON-POROUS material both ferrous and non-ferrous. SPOTCHECK is an easily portable method for field work. |
ZYGLO is a FLUORESCENT nondestructive test method for Liquid Penetrant Inspections (LPI). This type of inspection is for applications that require an extremely sensitive penetrant inspection method that reveals SURFACE cracks and other discontinuities in virtually any NON-POROUS material both ferrous and non-ferrous.
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