slub catching

Cause of Nub Formation and Its Decreasing Method\= on FA621 Rotor Spinning Frame;

FA621型转杯纺纱机粗节纱的成因及减少方法

Based on the causes of two sorts of nubs,a vast amount of test analyses and discussions are made on the machine parts,cot- ton assorting process and spinner surface and so on,with measures to prevent and reduce nubs pointed out.

针对两种粗节纱的产生原因,分别从设备机件、配棉工艺、纺纱器壳体等方面做了大量试验和分析研究,最后提出了相应的预防和减少措施。

Control Measures of Super Long Slub Defects in Rotor Spinning;

转杯纺超长粗节纱疵的控制措施

Control of Slub of F1603 Rotor Spinning Frame;

F1603型转杯纺纱机纺纱粗节的控制

This paper introduces the influence of drafting form ,drafting organ and process on yarn strands , fine end , slub and nep ,etc.

介绍了细纱工序牵伸型式、牵伸元件以及牵伸工艺对成纱条干、细节、粗节、棉结等的影响 ,并通过一系列试验进行了分析。