the key to improve roving quality lies in reducing weight unevenness and improving yarn evenness.
提高粗纱质量的重点是降低纱的重量不匀率,提高粗纱条干的均匀度。
the performance of fa326 type drawing frame is advance and its automation is high, which can improve effectively quality index such as yarn irregularity, weight unevenness etc.
fa326型并条机性能先进,自动化程度高,可有效地改善并条的条干不匀率、重量不匀率等质量指标。
control principle and methods of quality indexes such as combing waste percentage, combing neps, evenness cv of combing sliver, weight unevenness and so on were summarized.
总结出精梳落棉率、精梳棉结、精梳条条干cv值、重量不匀率等质量指标的控制原理及控制方法。
the weight unevenness of carding sliver is an important basis to measure the goodness and the badness of blowing-carding unit system.
生条重量不匀率是衡量清梳联系统技术优劣的重要依据。
the test shows that the influence of roving elongation percentage on roving weight unevenness and evenness cv is evident, and the control of roving tension is very important.
通过试验测试发现粗纱伸长率对粗纱重量不匀率和条干cv值影响显着,强调了控制粗纱张力的重要性。