Dyeing can be carried out at any of the following stages in
the textile manufacturing stage:
i.
The fibres can be dyed before they are spun.
Fibre dyeing provide a deep penetration of the dye into the fibre, giving even
color and excellent color fastness.
ii.
The yarn can be dryed after spinning
iii.
Fabric can be dryed (piece Dueing). In cross
dyeing(one stage blend dyeing) fabrics od two or more fibres can also be dryed
so that each fibre accepts a different color, through the use of appropriate
dye for each fibre.
iv.
It is essential for the correct identification
of the fibre or fabric to be made before drying starts.