GATE (TF) Textile 2015 Question Paper Solution | GATE/2015/TF/28

Jigger dyeing is a method of dyeing textile fabrics using a jigger machine. A jigger machine is a large cylindrical drum that is used to hold the fabric while it is being dyed. The fabric is wound around the jigger machine, and then the dye is applied to the fabric as it passes through a dye bath.
During the jigger dyeing process, the fabric is passed through the dye bath several times to ensure that the dye is evenly distributed. The dye bath typically contains a mixture of water, dye, and other chemicals, such as salt or alkali, to help fix the dye to the fabric.
Jigger dyeing is commonly used for dyeing cotton, wool, and synthetic fabrics, as well as for dyeing yarns before they are woven into fabric. This method of dyeing is particularly useful for producing solid colors, as it allows for precise control over the dyeing process and can produce uniform results.
Jigger dyeing is also relatively efficient, as it allows for a large amount of fabric to be dyed at once and can be easily scaled up for mass production. However, it can be time-consuming and labor-intensive, as the fabric must be carefully wound around the jigger machine and monitored throughout the dyeing process to ensure that the dye is evenly distributed.