Penetrant Testing (PT)

Liquid Penetrant Testing (PT)

Dye Penetrant is an effective and relatively low-cost method for locating surface-breaking defects in non-porous materials. PT (or LPI) is typically used to inspect non-ferrous metal (Stainless, Aluminum etc.), plastic or ceramic components.

RAY NDT provides a variety of Penetrant Testing (PT) such as:

  • Type 1 – Fluorescent Penetrants and Type 2 – Visible Penetrants
    • Method A – Water Washable
    • Method B – Post-Emulsifiable, Lipophilic
    • Method C – Solvent Removable
    • Method D – Post-Emulsifiable, Hydrophilic