01-3159-30 Zyglo Zl-15b Water Washable Fluorescent Penetrants Liquid Drum 20 Gal

Zyglo ZL-15B Water Washable Fluorescent Penetrants, Liquid, Drum, 20 gal Used for non-destructive testing (NDT). Fluoresces a bright greenish-yellow under ultraviolet radiation. Safe for use on most engineering and aerospace alloys including aluminum, steel, nickel and titanium. Exhibits excellent rough surface washability and is typically used on castings, forgings, extrusions and rough machined surfaces to find cracks, seams, laps, cold shuts, laminations and porosity.