- The detection of surface
breaking defects such as cracks, folds, laps cold shuts and porosity.
Penetrant systems can be portable in the form of aerosol cans, or can
be found in simple bath tank systems, through to carousel systems where
components are automatically processed and presented for viewing.
Are relatively simple to use.
Below - Ultraviolet lamp used for
penetrant examination. In this example for the examination of an aircraft