Process Control and Yarn Quality in Spinning

The book outlines the concepts of raw material selection, control of various process parameters in the preparatory processes like blow room, carding, combing preparatory and comber to optimize the process conditions, and analysis and interpretation of various types of test reports to find out the source of fault.

Table of Contents

Quality management. Application of statistics in textiles. Cotton fibre selection and bale management system. Control of wastes in spinning. Control of neps and fibre rupture. Control of count, strength and its variation. Yarn evenness and imperfection. Short-term irregularity. Interpretation and analysis of diagram, spectrogram 253and V-L curve. Control of yarn hairiness in spun yarns. Yarn faults. Productivity of a spinning mill. Yarn quality requirements for high-speed machines.

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