Aluminium Etching

Hifi Al etch Alk Additive

It's an liquid based formulations to be used in combination with caustic soda for smooth etching effect with no hard rock types smudges at bottom of tank.
 

Hifi Al Etch Alk Smoothening agent HT Additive

To be used in combination with caustic soda for smooth etching on aluminium before anodising.
 

Hifi Al Etch HA Additive

To be used in alkaline etching to prevent hard like sedimentation at bottom of etching tank.