Al-NaOH Etchant
material specific
Composition
10-20g NaOH, 100ml H₂O
10-20%
Method
immersion
Time
30s
Basic Information
Category:Material Specific
Composition:10-20g NaOH, 100ml H₂O
Concentration:10-20%
Reveals:Grain boundaries, precipitates
Typical Results:For aluminum alloys. Reveals grain structure.
Color Effects:Grain boundaries dark
Available from PACE Technologies
This etchant is available as a ready-to-use product.