Bale management is the first step of spinning. 40% yarn quality come from bale management. Good bale management give good result in yarn manufacturing. Good mixing depends on good bale management.
Flow chart of Bale management
Raw cotton => Bale-Moisture % test => Collect sample (Every bale) => Sample testing => Classify bale => Bale law down => Mixing
*Ideal Moisture percentage for cotton fibre 7.5% to 8.0%.
*There three testing of bale sample. HVI, AFIS and trash content
Some properties to determine of cotton bale:
- Rd (Reflectance/Brightness/Whiteness) + b (Yellowness)
- Trash content
*According to test result same properties of bale should lay down for mixing.
A.M. Amirul Islam (Washim)
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