Answer: The lengthwise or longitudinal warp yarns are held stationary in tension on a frame or loom while the transverse weft (sometimes woof) is drawn through and inserted over-and-under the warp. A single thread of the weft crossing the warp is called a pick.
What is lengthwise yarn?
weaving, lengthwise yarns are called warp; crosswise yarns are called weft, or filling. Most woven fabrics are made with their outer edges finished in a manner that avoids raveling; these are called selvages. They run lengthwise, parallel to the warp yarns.
What is vertical yarn?
Woven fabrics are produced on a loom by interlocking yarns lying in a vertical (warp) and a horizontal (weft) direction. Weft yarns are woven over and under warp yarns, and where the weft yarns loop back to form an edge that doesn’t fray , it is called the selvedge.
What are the process of lengthwise and widthwise yarns?
filling, also called Weft, or Woof, in woven fabrics, the widthwise, or horizontal, yarns carried over and under the warp, or lengthwise, yarns and running from selvage to selvage. … A single filling yarn is known as a pick, or shot.
What is difference between warp and weft?
Weft and warp are terms that come with knitting. … “Warp” is a series of threads that run from the front to the back, and “weft” is a series of threads that run in a pattern through the warp. Weft is a yarn that runs back and forth whereas a warp is that which run up and down.
What is lengthwise grain?
The warp thread, or lengthwise grain, is the stronger of the two and therefore less likely to stretch out of shape. There are more warp threads per square inch than there are weft threads. These extra threads create strength. The lengthwise grain is the grain most used in garment construction.
What is lengthwise fold?
: in the direction of the length a lengthwise fold Fold the paper lengthwise.
What is the weft yarn?
What is the weft? The yarns you use to weave horizontally through the warp are called the weft. Yarns give character to a project. You can create vivid patterns with color and texture to your weaving with yarns of different fibers.
Which shows more warp or weft?
Well, that is a very good question and I’m not entirely, absolutely, perfectly sure about this, but here is my theory: The warp is under more tension than the weft while weaving so when you look up close at how much of each thread is showing we see more warp. The weft does more dippy, divey stuff and gets hidden more.
What is warping yarn?
Warping is the process of combining yarns from different cones together to form a sheet. The important point in the warping is to preserve the yarn elongation and maintain it at uniform level. This is done to achieve a better performance during weaving in terms of low end breakage rate.
Why sizing is required for weaving process?
The main objective of the sizing process is given below: To improve the weavability of warp yarn. To improve the fibre to fibre adhesion force in the yarn. To prevent slippage of fibres in the yarn during weaving.
What is warp yarn and weft yarn?
Warp and weft are the two basic components used in weaving to turn thread or yarn into fabric. The lengthwise or longitudinal warp yarns are held stationary in tension on a frame or loom while the transverse weft (sometimes woof) is drawn through and inserted over and under the warp.
What is the difference between weft and woof?
Weaving is the process of crossing threads or yarns to create a woven fabric. … These vertical threads are called the warp. Threads that cross from side to side, over and under the warp, are called the weft or the woof.
What is cotton yarn?
Cotton yarn is soft, breathable and so versatile for knitters! This natural plant-based fiber is one of the oldest known materials and remains a staple in the knitting industry today. Mass production began in the 1700s with the invention of the cotton gin.
What do we called the finished lengthwise edge of fabric?
Selvage – the firm edge along the lengthwise direction of a woven fabric.
What are the three basic weaves?
Three types of weaves: plain, twill, and satin. Encyclopædia Britannica, Inc. The manner in which the yarns are interlaced determines the type of weave.