Most of the drawframe autolevellers are open loop auto levellers. In open loop autolevellers, sensing is done at the feeding end and the correction is done by changing either a break draft or main draft of the drafting system, says Temesgen Regassaa, Higher Textile Engineer, ETIDI.

Bale management is a judicious selection of cotton bales to achieve consistent performance and quality in spinning mills. T he performance of spinning process and yam quality will depend upon the mixing quality and consistency in the mixing quality. How to get a better consistent mixing quality with available results are detailed in this article.