yarn formation

The traveller speed in a ring frame is the main limitation in achieving higher spindle speed because of the frictional resistance of traveller over the ring flange. The design, metallurgy, surface finish and breaking-in of the rings decide…
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There are various commonly used popular Yarn Formation Systems.Some of them are Cotton woolen or worsted, staple, Filament yarn formation systems. Also some of the common types of yarns like mercerized, dyed, grindle or twisted, yarns are…
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The cost of yarn consists of several factors such as raw material energy or power, labor, capital etc. The cost of yarn excluding raw material is termed manufacturing cost. The share of the factors in manufacturing cost changes according to…
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The chief function of the simplex frame is the attenuation of sliver. Insertion of protective twist in order to hold the fine strand of silver. Winding of roving into a package that can be transported, sorted, donned on ring spinning…
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The cop which is prepared in the ring frame is not suitable for further processing. So the yarn is converted into the shape of a cone which is prepared in the winding. Practical experience shows that winding process alters the yarn…
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In warp knitting a yarn guide wraps the yarn around the needle hook, thus forming a loop. However, to form a fabric, the yarn guide must wrap the yarn around a different needle during the next course. The yarn guides, therefore, must be…
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Yarn making from staple fibers involves picking (opening, sorting, cleaning, blending), carding and combing (separating and aligning), drawing (re-blending), drafting (drawing into a long strand) and spinning (further drawing and…
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Textile knot yarn production, Faults, and remedies, Uniformity ratio, Micronnaire and maturity, Fiber maturity
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Air jet spinning has offered yarn manufacturers the opportunity to produce yarn at relatively high production rate. Unlike other spinning methods in which productivity is limited by the amount of twist in the yarn, Air Jet yarns can be…
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