By B. Purushothama
The e-book presents an advent to caliber administration and the standard targets of goods. Chapters talk about the impression of yarn parameters from a customer’s point of view, purposes for negative caliber, quite a few tremendous elements and difficulties with regards to spinning. The reasons of yarn defects and applicable treatments also are tested. a number of the common-market court cases that spinners event are mentioned and the activities to be taken are defined.
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Extra resources for A Practical Guide to Quality Management in Spinning (Woodhead Publishing India)
Twist variations: An increase in twist gives a rough feel of the towel and also shall have lesser absorbency. Sometimes we get deshaped piles because of twist variations in pile yarn. A very low twist shall result in breakages while weaving. Variation within cones or between cones is not a critical issue. Imperfections: This is not a critical issue for towels. Strength: The strength should be sufficient to work on looms without breaks. Elongation: This is not a critical issue, but should be sufficient to work on looms.
Cop to cop variations in twist, 24 ● ● ● ● ● ● ● ● ● ● ● A practical guide on quality management in spinning becomes a long-term variation for socks and we might not see the effect within a sock, but we get difference in feel between socks. This also results in variations in sock’s dimensions due to shrinkage and Spirality. Socks undergo more abrasion compared to T-shirts or body wears. 1. Again, the twist required depends on the end use of socks. The socks may be for baby wear, patient wear, old people wear, sports wear, casual wear, regular work wear, school children wear, etc.
Twist variations also can lead to uneven shrinkage of the fabric. Imperfections: Increase in imperfections and U% leads to a cloudy and streaky appearance. However, in number of cases, a very even yarn is also not liked by the customers as it gives the so called “feminine effect”. Strength: Normally strength is not a major criterion required for 21 22 ● ● ● ● ● ● ● ● ● ● A practical guide on quality management in spinning knitting; however, with the introduction of super high-speed knitting machines, the strength is also getting a weightage.
A Practical Guide to Quality Management in Spinning (Woodhead Publishing India) by B. Purushothama