By B. Purushothama
The e-book presents an creation to caliber administration and the standard targets of goods. Chapters speak about the effect of yarn parameters from a customer’s viewpoint, purposes for bad caliber, numerous advantageous facets and difficulties concerning spinning. The reasons of yarn defects and applicable treatments also are tested. a number of the common-market proceedings that spinners event are mentioned and the activities to be taken are defined.
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Extra info for A Practical Guide to Quality Management in Spinning
Winding quality: Winding defects like stitches and entanglements result in sudden variations in yarn tension while unwinding, and result in uneven shapes of socks. Friction value: A higher friction value resists the movement of yarn in the needles, and results in breakages. Hairiness: Higher hairiness results in uneven dye pick up, and sometimes in lint generation while knitting and washing. Classimat long faults: Long faults of type E, F, G, H and I, lead to unwanted thick or thin lines on socks.
Dr. H. V. Sreenivasa Murthy and Dr. A. K. Basu – Optimization of Opening, Cleaning and Blending at Blow room – NCUTE Pilot programme 30th and 31st Jan 1999. Dr. R. Chattopadhyay – Quality consideration in Blow room – NCUTE pilot programme 30th and 31st Jan 1999. B. Purushothama – Linking exercises – A strong tool for Quality Auditing – Quality Update – Aug 2007 – Indian Society for Quality. Vivek Plawat and A. R. Garde – Spinning Tablet I, Blow room – The Textile Association (India). Dipali Plawat and A.
Differences in fineness affect the yarn quality adversely as it affects drafting behaviour, migratory behaviour, dye pickup and differential speed of fibres during pneumatic transport. This can give rise to strength related problems, streakiness and barre in the dyed fabrics. A large difference in elongation of fibres between the components leads to problems in drafting and also adversely affects the yarn strength due to unequal sharing of tensile load. 2 Variations in raw material (a) We normally see variation in length, strength, elongation, maturity, colour, fineness from lot to lot and bale to bale.
A Practical Guide to Quality Management in Spinning by B. Purushothama