The yarn which is collected from spinning
section cannot be used in loom directly. Before using it in loom, it is
processed by many ways. These all ways are called yarn preparation.
Reason for yarn preparation or necessary:
1. To
wind yarn uniformly on to a suitable package.
2. To
improve weaving efficiency.
3. To
improve or maintain higher quality of fabric.
4. To
clean the yarn for better appearance and performance.
5. To
remove yarn fault.
6. To
store the yarn.
Quality or essential feature of a good
yarn:
1. It
must be sufficiently and uniformly strong.
2. Uniform
in cross section.
3. less
hairy and clean.
4. Proper
and standard type and size of knots.
5. Minimum
number of knots.
6. Parallel
arrangements of warp yarn on the weavers beam.
7. Free
from neps, slubs and loose fibers.
8. Uniform
warp tension.
9. Uniform
sized.