All about flow chart of textiles

Flow Chart of Critical Shade Dyeing

Flow Chart of Critical Shade Dyeing
Rana Sohel
Executive Engineer
Sunman Textile Mills Ltd. Chittagong
Cell: +8801912-420118

Critical shade dyeing:
We know that, dyeing is the process of adding color to textile products like fibers, yarns, and fabrics. Dye fixing in fiber, yarn and fabric in several processes with chemical, temperature and pressure. But in some cases dye is not fixed up in easy way and color is not stay. Those dyeing are called critical shade dyeing.

Critical Shade (Khaki, Olive, Brown) Dyeing Processes is given below:

Lab dip receive

Input id number entry

Recipe making from data color

Recipe calculation


Fabric weighting & fabric input

Fabric input into dye bath for dyeing

750 C * 15 min

Cooling to 600 C * 15 min (Alkali Dosing)

600 * 60 min

Cooling to 400 C


Cold wash

Acid wash




Shade matching

Shade ok
Lab dip cutting

Submit to buyer

Buyer approval
Send to floor