Sacking Yarn:
Sacking jute yarns that are used to manufacture jute bags/sacks are mainly processed in two different methods. It is coarser than hessian yarn. The manufacturing process flow chart of sacking yarn is given below.
Process Flow Chart of Sacking Yarn
Root cutting
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Emulsification
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Pilling
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Mixing with mill wastes
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Teaser card
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Mixing with long jute
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Carding (Breaker card & Finisher card)
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Drawing
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Spinning
Sacking also known as heavy goods, made from lower grades of jute fibers. Sacking is heavy, loosely woven cloth in plain or twrill weave, weighing from 15-20 ozs per yard of different widths. The sacking yarn is used for jute bags to pack food grains, sugar and Cement, etc. in a weight range from 50 to 100 kg. The different qualities of this category are A. Twill, B. Twill, hy Cees, D.W Flocer, Cement Bags, etc.
Jute Yarn and Twines Jute Yarn manufactured is consumed by jute mills in fabric and twine manufacture. Fine Yarn is manufactured exclusively for export purposes and utilized for making jute blended fabrics, diversified jute goods ropes, and decorative wall covering. Jute Twine is varying weights and thickness is extensively used in India and abroad for sewing, tying, and other industrial applications.
The main functions of jute spinning units are to convert jute fibers to yarns for different end uses. The types of jute yarn manufactured can be classified according to the application/use to which they are put ie, fine yarns, hessian yarns, carpet, sacking yarns, etc. These yarns can be further classified into warp and weft yarns, the warp yarns normally being superior to the weft yarns as they have to withstand the cycles of stress during weaving while the weft yarns act more as a filler and undergo less strain during the weaving process.
Author of this Article: Rana Sohel Executive Engineer Sunman Textile Mills Ltd. Chittagong Cell: +8801912-420118 Email: rsohel07tex@gmail.com