Lesson 8 knitting and basic k information and library. For woven fabrics, its counted weight in oz ounce per square yard. Every textile engineer must to know about gsm and how to calculate gsm of fabric. Gsm stands for gram per square meter, when we go to purchase knitted fabric its not measured in meters, we always buy this fabric in kg. Count, gsm, stitch length, rib and interlock fabrics, weft. There are two basic structure of knitting process technology, weft and warp knitting 2. Knitted fabrics can be made much more quickly and easily than woven fabrics at comparatively less cost. Knitted fabric is widely used in clothing because of its unique and stretchy behavior, which is fundamentally different from the behav ior of woven cloth. Pdf effect of knitted structure on the properties of. The predominant fabric specifications that determine the shrinkage of a knitted fabric are the weight, stitch counts, and width at which the fabric is sold for cutand. Introduction knitting is a method of converting yarn into fabric by interlacing loops, which are formed with the help of needles to produce knit fabric 1. Knitting is not only a mere art and craft hobby but also a thousand year old technology.
Knitting is a method by which yarn is manipulated to create a textile or fabric. Fabric cheat sheet jerseys fabric type description usual fiber content best p4p patterns rayon spandex can also be labeled modal, usually lighter weight, very high 4 way stretch, a soft to touch and very soft drape, can be clingy, there is also rayon made from bam boo specifically. Knitted fabric is a textile that results from knitting. For novice, please note, its generally counted weight of knitted fabric in gsm grams per square meter. Technical parameters involved in the knit fabrics are. A defect of the knitted fabric is an abnormality which spoils the aesthetics i. How to calculate gsm of knitted fabric textile course. Knitting is the construction of the elastic, porous fabric, created by interlocking yarns by means of needles. It is a vital parameter for defined a certain nature of sewed fabric. Identifying defect causes of weft greige knitted fabric. Proper processing of 100% cotton knit fabrics cotton incorporated. Faultsdefects in the knitted fabrics textile learner. The effect of yarn input tension on knitted fabric properties. Keywords count, gsm, stitch length, rib and interlock fabrics, weft knitting 1.
Cotton knit fabrics of yarn count 16ne, 20ne, 26ne, 30ne, 40ne and 120200 gsm for plain, 165280 gsm for rib, 205250 gsm for interlock were investigated with different machine parameters. Figure 3 knit fabric skew or torque caused by wale loop distortion. While the topological properties of a knit ted fabric are usually unaltered, the stitches can undergo large deformations due to their curved nature. Major formula on garments for beginners textile learner. Fabric structure shows great impact on different properties of weft knitted fabric if processing parameters such as. Its properties are distinct from woven fabric in that it is more flexible and can be more readily constructed into. Determination of gsm gram per square meter of woven and. The properties studied were the stitch length, stitch density, fabric extensibility, abrasion resistance, weight. There are various types of defects which occur in the knitted fabrics of all. Gsm means gram per square meter that is the weight of fabric in gram per one square meter. Pdf study on different types of knitting faults, causes.
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