ZL-56

Level 4 Water Washable Fluorescent Penetrant

An ultra-high sensitivity penetrant (Level 4), ZL-56 fluorescent water-washable penetrant is safe for use on alloys in engineering and aerospace use, including aluminum, steel, nickel and titanium. ZL-56 is designed for non-porous and highly machined components. Developers recommended are ZP-4D powder, ZP-9F non-aqueous, SKD-S2 non-aqueous and ZP-5B water suspendible.

ZL-56 is listed on the QPL SAE AMS 2644 Qualified Product List.

ZL‑56 is an ultra‑high sensitivity (Level 4) water‑washable penetrant for critical aerospace components.

Yderligere information

Benefits

  • Bright, high-contrast indications
  • Ideal for critical part inspection
  • Ultra-high sensitivity for aerospace inspections
  • QPL SAE AMS 2644 Qualified Product List

Ordering Information

5 gal / 18.9 L01-3267-40
55 gal / 208 L drum01-3267-45
Product Properties
NDT TypeFluorescent Penetrant Testing

Penetrant TypeType 1

Fluorescent Penetrant SensitivityLevel 4 – Ultra-High Sensitivity

Penetrant MethodsMethod AMethod C

Removal TypeWater Washable

Required EquipmentUV light source

Applications

Ideal ApplicationAerospace alloysAluminumCritical componentsHigh-stress partsNickelNon-porous surfacesSmooth, machined surface finishSteelTitanium

Defect ExamplesFinished surface cracksScratches

Compliance

StandardsAECLAMS 2644ASMEASTM E1417Boeing BAC 5423 PSD 6-46 or 8-4Boeing PS-21202NAVSEA T9074-AS-GIB-010/271QPL SAE AMS 2644

Resources