Textile learner

Basic Information : Slub Yarn

• Dr. GEETA NIGAM
• April 5, 2020June 3, 2021

In general Slub is the defect , which is due to un even thickness of the yarn at perticular place. It may be on high thickness or Low thickness . High thickness is known as slub , And low thickness is known as negative slub.

If the same defect is created purposely it is known as efect Because know it is in produced in a controlled manner , which gives a pattern, And pattern is a fashion.

Affect the visual effect of slub yarn:
There are four factors are affect the visual effect of slub yarn. They are:-

1. Number of slubs per kilometer (NSm)
2. Diameter (dia) of slub
3. Length of slub
4. Distance between slub.

Fig: Parameters of slub yarn

All these parameters are selected by computer. Slub vision software is used for this purpose.

Types of slub yarn on the basis of visual effect:

1. Pattern/regular slub yarn
2. Non-pattern/irregular slub yarn
3. Multicount slub yarn
4. Both are pattern and non-pattern slub yarn.

Suppliers of slub yarn attachment m/c:

1. Amsler – Germany
2. Jiangyin CF Tex Tech Co Ltd – China
3. Caipo – Italy
4. Pinter – Spain
5. Slub-O-Generator of Fancytex – Gwalior, India, etc.

Some ring frame machine manufacturer are supplying the ring frame with inbuilt mechanisms for slub and multicount yarns. Some popular machine manufacturers are-

1. Marzoli – Italy
2. Zinser – Germany
3. Toyota – Japan, etc.