Understanding and identifying knits and wovens is essential to preventing all sorts of sewing and fitting puzzlement. Your pattern is simply talking about the two basic categories that fabrics fall into:
Write down the types of guide. Find out the length of yarn on a cone of 2. Find out the weight of yarn on a cone of 9 counts of m? What are the types of warping? What do mean by the given construction?
What is the other name of warp yarn? Sizing is the process of giving a protective coating on the warp yarn to minimize yarn breakage during weaving. What materials form the base of the size? Starch or gum What are the types of loom?
What are the types of power loom? Write down the loom driving system? Normally tapped shedding mechanism produces square design e. We can produce basic weave structures i. Where open shed is used?
Hand jacquard looms to produce delicate fabrics. Where semi-open shed is used? One picking tapped insert one pick True or False? What is the result of unequal shedding? What are the maximum numbers of heald frame controlling capacity in tapped shedding mechanism?
What types of design can be produced by Jacquard looms? What are the maximum numbers of warp threads controlling capacity in Jacquard loom?
To propel the shuttle or any other weft inserting elements. Write down the faults of picking Ans. What is the object of beat-up mechanism? To push the newly inserted weft yarn last pick to the fell of the cloth. What is the function of take-up mechanism?
To wind the already woven fabric on the cloth roller with the progress of weaving. What is pick spacing? The space occupied by a pick in fabric What is let-off mechanism? To unwind the equivalent length of warp sheet from the warp beams with the progress of take-up during weaving.
What are the basic weave structures?
Interlacement of the ends and picks with each other produces a coherent structure. The repeating pattern of interlacing is called the weave.From plain woven fabric no. 3 (similar to plain woven fabric no.
1, see Table 1), samples sanded at different pressures of abrasive rollers are tested, so sanding is more or less intense.
As shown in Fig.
8, the frìction coefficient is higher after sanding (Fig. 9), but .
Like woven fabrics, a knit fabric also has a technical face and a technical back and can differ in appearance on each side. The technical face is the side where the loops are pulled toward the viewer. Jan 06, · Write down the classification of woven fabric with example. Ans. (i) According to raw material e.g. cotton fabric, wool fabric, silk fabric (ii) According to processing e.g. solid dyed, yarn dyed. China Cloth Relaxing Machine Woven and Knit, Find details about China Cloth Relaxing Machine, Fabric Relaxing Machine from Cloth Relaxing Machine Woven and Knit - Xiamen Stao Garment Machinery Co., Ltd.
Major problems on woven fabric Oil, Dust, Soil, Carbon particles in the air may cause stains. Uneven cloth: It produced when take up motion is faulty, broken ratchet wheel is also responsible. Some mechanical faults: Reed marks Shuttle flying out Shuttle trapping Loom hanging Loom stopping Weft cutting Bumping Knitting Faults: Holes: Holes are the result of yarn breakage.
Other faults cannot be detected during knitting but only after fabric relaxing or finishing such as fabric spirality and color mismatch. compare to woven fabrics consisting of .
In this study we have done study on knit fabric faults and their causes. In Textile industry faults are frequently occurred and stitch length has a direct effect on these faults.
For changing the stitch length at same count at three same diametric double jersey knitting machine on same Rib structure we found the effect of stitch length on.
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Jan 06, · Write down the classification of woven fabric with example. Ans. (i) According to raw material e.g. cotton fabric, wool fabric, silk fabric (ii) According to processing e.g. solid dyed, yarn dyed.