Structure of the woven fabric is formed by vertical and horizontal interlaced yarn. The vertical part of the fabric is called as WARP, on the contrary, the horizontal part of the fabric is called as WOOF. Weave is composed of the specific and regular interlaced warps and woofs. In order to manufacture assorted woven fabric, so there are various kinds of looms developed. The different pre-set weaving patterns require the different numbers of heddle board and features of heddle board's eye on the looms. through moving up and down of heddle board and back and forth of woof. Weaving assorted patterns is done. On the fabric, warp floats upon woof is called the point of warf , and on the contrary, woof floats upon warp is called the point of woof. According to the basic structures, it can be classified into two main categories: Plain Weave, Twill Weave
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