Skewing or Diagonal Grain lines (Wales)
Definition:
· Fabric wales appear in the diagonal direction to the edges of the fabric , instead of being parallel.
Causes:-
· Improper feeding of the fabric, while calendaring & compacting.
Remedies:-
· Keep the slit line on one side of the tubular fabric.
· Use
a slit line as a reference line to keep the grain line straight, while
feeding the fabric slowly, on the calendar or compacting machine.
8. Color Fading (Poor color fastness):
Definition:-
The
color of garments or fabric appears, Lighter & pale, in comparison
to the original color of the products,after few washes.
Causes:-
- (Washing, Crocking, Chlorine, Light, Perspiration).
- Dyeing recipe i.e. the poor fixing of the dyes is a major causes, of the fading.
- Using wrong combination of the colors in a secondary or tertiary shade.
- Use the strong detergents & the quality of water are common causes for color fading.
- Prolonged exposure to strong light will also causes of color fade.
- High level of acidity & alkalinity in the perspiration of individuals also, causes of color fade.
Remedies:-
- Use the correct dyeing recipe i. e. the appropriate leveling, fixing agents and the correct combination of dyes.
- Follow the wash care instructions rigidly.
- Use mild detergents & soft water for washing the garments.
- Don’t soak the garments for more than 10-15 minutes, in the detergent, prior to washing.
- Turn the wet garments, inside out, while drying.
- Don’t dry the garments directly in the sunlight.
- Protect the garments against prolonged direct exposure to strong light.
0 Comments:
Post a Comment