Overall process of Denim

1. Presentation on Denim fabric
Prepared by
Md kamrul Hasan Mehedi
ID-135051
Submitted to
Shamsuzzaman Sheikh
Assistant professor ,Department of Textile
Engineering
1

2. Denim
Denim is popular worldwide for its fit, ease and durability.
Below are the some important properties of denim fabric:
Denim is very strong and durable.
Properties of denim fabric:
It is feeling hard during wearing.
It is warp-faced twill, the colored warp yarns
predominate on the face and the white weft yarns on
the back.
Usually the warp is colored and weft is white.
It is used for long time wearing.
It resists tears and snags.
2

3. Flow Chart of Denim Production:
Spinning
↓
Ball Warping
↓
Rope Dyeing
↓
Long Chain Beaming
↓
Sizing
↓
Weaving
3

4. Ball warping
Flow chart of Ball warping
Creel
↓
Tensioner
↓
Stop motion
↓
Vacuum reed
↓
Pot eye
↓
Broken end detector
↓
Lease stand
↓
Machine head
4

5. Rope dyeing
Scouring
↓
Mercerizing
↓
dyeing
↓
washing
↓
Softener treatment
5

6. Figure : Rope dyeing machine 6

7. Rope dyeing consists of twisting the yarns into a rope that is then
quickly dipped into indigo baths. This dyeing is considered a
superior dyeing technology where the dyeing uniformity
achieved is better than other Indigo Dyeing technologies like
Slasher Dyeing.
7

8. LCB(Long chain beamer )
Object of LCB
To make a pre-beam from one dyed Rope
In pre-beam, Dyed yarns are wound in
suitable distance so that different counts
of yarn can be mixed during sizing
8

9. Sizing
• Sizing can give protective flim of a yarn
In the rope denim sizing , various count yarn are
wounds in a weavers beam.
9

10. Weaving
In denim weaving , following
constructions are mostly used
(1/1 Chambray )
(3/1 right hand twill )
3/1 left hand twill
3/1 broken twil
10

11. Thanks all
11