Sanodye Red GLW (Red)
Red GLW is a uniform water-soluble dye suitable for aluminum anodizing adsorption dyeing, recommended for indoor use only.
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Product Details
Red GLW is a uniform water-soluble dye suitable for aluminum anodizing adsorption dyeing, recommended for indoor use only.
1. Dye Technical Parameters
Appearance:Granular
Composition:Non-metal azo dye complex
Density:800g/l
Solubility:At 20°C, 50g/l
Storage Period:Under sealed original packaging, it can actually be stored indefinitely.
Safety Data:See Safety Data Sheet (MSDS) for details.
2. Application Conditions
|
Concentration
|
Dyeing Temperature
|
Dyeing Time
|
|
|
Light Color
|
0.05 - 0.2 g/l
|
25 - 60°C
|
10 - 20 min
|
|
Medium Color
|
0.3 - 0.8 g/l
|
25 - 60°C
|
10 - 20 min
|
|
Dark Color
|
1.0 - 4.0 g/l
|
25 - 60°C
|
20 - 30 min
|
Applicable pH:5.5±0.5
pH Adjustment:It is recommended to add Anodal Dye Buffer to adjust to pH 5.6.
Water Quality Requirements:Deionized water is recommended.
Sealing Requirements:It is recommended to use Anodal® ASL.
3. Bath Solution Preparation
When preparing the bath solution, it must be fully dissolved.
It is best to pre-dissolve in a separate container using five times the amount of hot water (80-90°C) compared to the dye. Then, stir the pre-dissolved stock solution into the dyeing bath.
4. Dye Lightfastness
Dark Color (12 µm):7 (ISO 2135)
5. Description
- A general low-sensitivity dye, widely used as a gold color.
- Unsealed dyeing can be removed with dilute nitric acid.
6. Treatment of Waste Dyeing Liquor
Waste dyeing liquor can be treated with Anodal WT-1, and the following table lists the treatment methods for dyeing waste liquid:
|
Precipitation Method
|
FeCl3, 40%
(ml/gDyeing Material)
|
Alkali Etching Solution
(ml/gDyeing Material)
|
Anodal WT-1
(ml/gDyeing Material)
|
Residual Dye in FiltrateMaterial
(mg/l)
|
| A |
2.0
|
- |
0.8
|
<0.2
|
| B |
2.0
|
- |
0.8
|
<0.2
|
| C | - |
2.0
|
1.5
|
~1.5
|
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