Non-destructive testing

Among the many varied uses for Keystone Aniline Corporation Fluorescent dyes and optical brighteners is non-destructive testing for flaw and strain detection in materials.

Products like Fluorescent Brilliant Yellow R is mixed with penetrant fluids to detect cracks, flaws and strain effects in metals, plastics, nonporous ceramics, ferrous and non-ferrous alloys.

Keystone has a full pallet of fluorescent dyes suitable for use against virtually any background color. Please Click Here to discuss your specific needs.