Aluminum Bright Dip

Question: Can you give me a good formulation for an aluminum bright dip?

Related Topics:

Question:

Can you give me a good formulation for an aluminum bright dip? S.D.

Answer:

Here is a basic formulation.

Related Stories

Phosphoric acid (85%)

94% v/v
Nitric acid (42°Bé) 6% v/v


Use at 180-185F.

Another formulation based on the old “Kynalbrite” process has the following formulation:

Phosphoric acid

78% v/v
Nitric acid 11% v/v
Sulfuric acid 11% v/v
Ferrous sulfate 0.8% oz/gal


Use at 95-100C. This bright dip generates a lot of fumes and should only be used where good ventilation is available.

Related Content

Removing Heavy Metals from Wastewater

The removal of soluble heavy metal ions from wastewater is a common industrial treatment requirement in modern manufacturing.