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 suspendable.
ZL-56 is listed on the QPL SAE AMS 2644 Qualified Product List.
Benefits
- Bright, high-contrast indications
- Ideal for critical part inspection
- Ultra-high sensitivity for aerospace inspections
- QPL SAE AMS 2644 Qualified Product List
Specifications
- AECL
- AMS 2644
- ASME
- ASTM E1417
- ASTM E165
- Boeing BAC 5423 PSD 6-46 or 8-4
- Boeing PS-21202
- MIL-STD-2132
- MIL-STD-271
- NAVSEA T9074-AS-GIB-010/271
- QPL SAE AMS 2644
Applications
Defect location: open to surface
Ideal for:
- Critical components
- High-stress parts
- Smooth, machined surface finish
- Non-porous surfaces
- Aerospace alloys
- Aluminum
- Steel
- Nickel
- Titanium
Defect examples:
- Finished surface cracks
- Scratches
Use Recommendations
NDT Method: Fluorescent Penetrant Testing
Type: Type 1
Methods: Method A or Method C
Sensitivity Level: Level 4, ultra-high sensitivity
Required Equipment: UV light source, like the EV6000
Temperature Range: 40 to 125°F / 4 to 52°C