Question 12 (Textile Engineering & Fibre Science)
The combing force increases with
| (A) | Decrease in mass/unit length of lap |
| (B) | Decrease in pre-combing draft |
| (C) | Decrease in needles/cm on half lap |
| (D) | Decrease in nips per minute |
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Frequently Asked Questions | FAQs
What is the function of combing process?
In textile manufacturing, a comber is a machine used in the preparatory process to produce high-quality sliver or top. The main function of a comber is to remove short fibers, impurities, and unevenness from the cotton or synthetic fibers, resulting in a smoother, more consistent, and cleaner sliver that is suitable for subsequent processing in the spinning process. The comber is typically used after the carding process and before the drawing process in the production of cotton yarn.
The specific functions of a comber in textile manufacturing include:
Fiber straightening: The comber straightens the fibers in the sliver by aligning them in a parallel manner, which helps to improve the quality of the sliver and ultimately the yarn. This alignment of fibers helps to minimize fiber irregularities and imparts uniformity to the sliver.
Fiber cleaning: The comber removes short fibers, neps (tiny knots of entangled fibers), and other impurities from the sliver, improving its cleanliness and reducing the occurrence of defects in the yarn.
Fiber evenness improvement: The comber removes unevenness in the sliver by selectively removing short fibers and other irregularities, resulting in a more consistent sliver with improved evenness.
Sliver formation: The comber processes the carded fiber web into a continuous sliver, which is a cohesive strand of parallel fibers, ready for further processing in the drawing process to produce yarn.
By performing these functions, the comber plays a critical role in improving the quality of the sliver, which in turn affects the quality of the yarn produced in subsequent spinning processes. The comber is an important machine in the textile manufacturing process, helping to achieve higher quality yarn with improved strength, evenness, and cleanliness.