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Another cost-efficient for wider range of meterials, Qualitech has Dye Penetrant Test for it. The method is conducted by covering the item with a penetrating liquid, which is drawn into the discontinuity by capillary action. After removal of excess penetrant the discontinuity is made visible by application of a developer. It can inspect either color contrast or fluorescent systems.
Application:
Dye Penetrant Test is used to locate surface discontinuity such as cracks, seams, laps, cold shuts, laminations, and porosity which opens to the surface in non-porous material. This method can be applied to ferrous or non-ferrous materials. With aforementioned range of materials available for Dye Penetrant Test, it leads to continuous popularity of the method so far
Benefit