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Anodising Dye Black 2LW (500g)

Make                        : OswalUdhyog
Pack Size                     : 500g
Minimum Order Quantity : 1 Unit (500)g


Alumon Black 2LW produces a Blue-Black color. At medium concentrations it is used for Blue-Grey and Midnight Blue shades.

Physical appearance                Black to dark grey powder
Chemical description              Metalized azo dye
Light fastness                         

8 +

Weather fastness                     Excellent
Heat fastness                           Moderate


Anodic coating thickness         5 to 25 microns
Concentration 1 - 10 g/l
pH range                                  

4.2 - 4.8

Dye bath Temperature              55° - 60° C
Immersion Time                       5 - 20 minutes


The dyed oxide film must be properly sealed properly using a cold sealing salt ANO SEAL C-200 for best result.

Other Recommendation:

1) Ammonium compounds shall not be used for controlling of the pH or to buffer dye   

bath solution.

2) The presence of ammonium compounds in the sealing solution may cause

leaching and loss of color.

3) Use sodium acetate for dye buffer.

4) Adequate care to be taken for proper rinsing to control drag-in for optimum tank life.

5) Dye may be dissolved separately outside the dye bath. Use demineralized water for   

better dye bath stability.

6)  The life of dye bath is reduced by water containing ammonium.

Price : Rs 4000/-
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