Page 3 - NDT Ardrox Combo (ROW)

X

Non-Destructive Penetrant Processing Guide

Method A Method C Method D
Water Washable Solvent Removable Post Emulsi able, Hydropholic

Penetrant Penetrant Penetrant

Dwell
5–45 Minutes
Dwell
5–45 Minutes
Dwell
Pre-Rinse
5–45 Minutes
10–40°C (50–100°F)
Wash*
10–40°C (50–100°F) Hydrophilic
Emulsi er*
Solvent
50 Wipe*
120
40
100
30
80
20
Dry 60 10 Wash
40
0
<70°C (<160°F ) 10–40°C (50–100°F)
50
120
Developer 100 40
Dry 80 30 20
Developer 60 10
40
0
<70°C (<160°F )
Developer
Dwell
Dwell
5–45 Minutes
5–45 Minutes
Dwell
5–45 Minutes
Inspect Inspect
Inspect
* Control critical, over washing will adversely affect sensitivity. * Do not spray solvent directly onto surface for removal of excess penetrant. * Contact time critical, <3 Minutes.
Use Solvent Wipe Technique.