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Chap11 Basic characteristics parameter of yarn 11.1 Fineness and unevenness of yarn 11.1 Fineness and unevenness of yarn 11.2 Twist and twist shrinkage.

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Presentation on theme: "Chap11 Basic characteristics parameter of yarn 11.1 Fineness and unevenness of yarn 11.1 Fineness and unevenness of yarn 11.2 Twist and twist shrinkage."— Presentation transcript:

1 chap11 Basic characteristics parameter of yarn 11.1 Fineness and unevenness of yarn 11.1 Fineness and unevenness of yarn 11.2 Twist and twist shrinkage of yarn 11.2 Twist and twist shrinkage of yarn 11.3 Yarn hair and characteristics 11.3 Yarn hair and characteristics 11.4 Transferring and distribution of fiber 11.4 Transferring and distribution of fiber in yarn in yarn

2 chap11 Basic characteristics parameter of yarn Picture 11-1 measure diagram of yarn diameter

3 chap11 Basic characteristics parameter of yarn Picture 11-2 intuitive diagram and wave spectrum graphic of yarn unevenness

4 chap11 Basic characteristics parameter of yarn Picture 11-3 wave spectrum graphic of fineness unevenness

5 chap11 Basic characteristics parameter of yarn Picture 11-4 variance-length curve

6 chap11 Basic characteristics parameter of yarn Picture 11-5 twist angle of yarn

7 chap11 Basic characteristics parameter of yarn Picture 11-6 diagram of twist direction

8 chap11 Basic characteristics parameter of yarn Picture 11-7 effects of twist direction on fabric properties

9 chap11 Basic characteristics parameter of yarn Picture 11-8 twisting length

10 chap11 Basic characteristics parameter of yarn Picture 11-9 measuring twist angle of single yarn and ply yarn

11 chap11 Basic characteristics parameter of yarn Picture 11-10 twist shrinkage of ply yarn

12 chap11 Basic characteristics parameter of yarn Picture 11-11 relation between twist factor and breaking strength

13 chap11 Basic characteristics parameter of yarn Picture 11-12 elongation diagrams of fiber and yarn under stretch

14 chap11 Basic characteristics parameter of yarn Picture 11-13 relation between volume weight, diameter and twist factor

15 chap11 Basic characteristics parameter of yarn Picture 11-14 basic forms of hair

16 chap11 Basic characteristics parameter of yarn Picture 11-15 curve of relation between hair index and hair length

17 chap11 Basic characteristics parameter of yarn Picture 11-16 twisting triangle zone of ring spun yarn

18 chap11 Basic characteristics parameter of yarn Picture 11-17 effects of transferring mechanism on transferring frequency

19 chap11 Basic characteristics parameter of yarn Picture 11-18 geometry form of dyed following fiber

20 chap11 Basic characteristics parameter of yarn Picture 11-19 calculating flow of Hamilton index and equally divided concentric circles


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