Aluminium Green is a standard dye for quality in the finishing of aluminum products generally fancy aluminums in production of dark greens & light green shades. The technical data sheet contains recommendations covering the optimum condition of application and the upkeep of the dye bath. This dye is found in powder form.
|Physical Form||Dry Powder|
|Appearance||Dark Green Powder|
|Chemical Class||Metalized dye|
|Solubility||> 65 g/l @ 60 C|
|Applicable conditions are as|
|Coating Thickness||10-25 microns|
|Concentration||0.5 - 1.0 g/l|
|Temperatures||55 – 60 C|
|pH||5.5 +- 0.5|
|Buffer||The bath must be buffered with 8 g/l sodium acetate tri hydrate0.4 ml/l acetic acid for pH 5.5|
|Time||2- 3 Minute|
|Water Quality||preferably de –ionized; dyeing is also possible in tap water, but this can reduce the service life of dye bath|
Setting of dye bath : We recommend to dissolve the dyestuff in demineralized water. Tap water is suitable as well, but the bath stability can be reduced.
pH of the dye bath : It is advisable to correct the pH of dye bath by acetic acid with suitable buffer like sodium acetate.
Sealing : Hot Sealing is preferred.
Disposal of spent dye bath : Spent dye bath must be disposed as per local law. Since this is metal complex dye containing chromium.
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