Saturday, 25 April 2009

Critical Process Parameters- Denim Manufacturing



Critical Process Parameters- Denim Manufacturing

Warping:

Machine Speed m/min= 600+-50
Tension on individual thread ( cN) 90+-30
Warping breaks ( Avg/10000m/400 ends) < = 0.2

Dyeing-cum-Sizing

1. Machine Speed = 30+-2
2. Size Viscosity ( Flow seconds) = 6+-1
3. Size Add on ( %)= 6+-2
4. Breaking Force (gf) sized yarn = >=1100
5. Tenacity ( cN/tex) ( sized yarn) = >13
6. Elongation ( %) of sized yarn >= 4.5

Finishing










































Quality 7 x 6 7 x 6 7 x 7 7 x 9 7 x 6
Width(cm) 151+-1 149+-1 151+-1 151+-1 151+-1
Shrinkage ( %) 15+-1 14.5+-1 15.5+-1 16+-1 14+-1
Skew ( %) 5-11 5-11 5-11 5-11 5-11





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