Pigment Washing:
The technology which is used to modify the appearance, outlook comfortable, and fashion of the garments is called garment washing. Which wash is done by pigment is called pigment washing. Pigment wash generally doing on pigment-dyed or printed Garments by pigment washing technique. It is done to bring a fading effect/old-looking effect on the garment and also the seam area. The flow chart of pigment washing is given below.
Flow Chart of Pigment Washing
Desizing Water is added |
↓ |
Garments are added |
↓ |
Machine started running |
↓ |
Detergent added |
↓ Caustic soda added ↓ Soda ash added ↓ |
Temperature raise to 60°C |
↓ |
Time 20-60 minutes |
↓ |
Drop the liquor |
↓ |
Add water and cold wash |
Softening Water is added |
↓ |
Garments are added |
↓ |
Machine started running |
↓ |
Softener added |
↓ Acetic acid added ↓ Silicon softener added ↓ |
Temperature Cold |
↓ |
Time 15 minutes |
↓ |
Drop the liquor |
↓ |
Unlaod garments on trolley |
Hydro Extracting Load the garments on m/c |
↓ |
R.P.M 700-900 |
↓ |
Time 3-5 minutes |
↓ |
Unload the garments on trolley |
Drying |
Load the garments on dryer m/c |
↓ |
Temp 60- 70°C |
↓ |
Time 40-50 minutes |
↓ |
Time 10-15 minutes for cold dry |
↓ |
Unload the garments |
↓ |
Quality checking |
The garment dye process is done all time after making the garments. Traditional garments are made from pre-dyed fabric. Garment dye could be pigment dye or cold dye which totally depends on the buyer’s instruction. The main advantage of this process is the cost-effectiveness of producing identical garments of particular colors. Also, it has another advantage, due to garments dyeing; it becomes softer and feels more vintage which is one of the important factors to satisfy the buyer. Pigment dye is also one kind of garment dye. After completing this process, knit garments will achieve an even shade. The main difference between cold dye and pigment dye is, in the cold dye, knit garments will achieve uneven shade and in pigment dye, will achieve an even shade.
Author of this Article: Rahat Khan Dept. of Apparel Manufacturing Atish Dipankar University of Science and Technology Cell: +8801717781833 Email: [email protected]