To kept different grades of small fibers are together is known as mixing. Example: 60% of 1.15inch staplelength of cotton + 60% of 1.35inch staple length of cotton.
Objectives of Mixing:
1.     To achieve uniform quality.
2.     To improve processing performance.
3.     To reduce and control of production cost.
4.     To meet function and end use requirements.
5.     Aesthetic, i.e. fashion, texture, drape, luster etc.
6.     Fency effect.
Types of mixing:
1.     Volume Mixing.
2.     Weight mixing.
3.     Hand stock mixing.
4.     Mixing by hopper.
5.     Lap mixing.
6.     Card mixing.
7.     Sliver mixing.
8.     Automatic mixing.