Yarn count refers to the thickness of a yarn and is determined by its mass per unit length . It is usually measured by the number of grams per one kilometer of yarn, a unit of measure called “Tex”. ... In this system, the larger the number the finer the yarn and vice versa.
How is yarn count calculated?
The direct system is calculated with the formula N = (W/l) / (L/w) . The indirect system uses the formula: N = (L/w) / (W/l). In these formulas, N is the yarn count, W is the weight of a sample of yarn, l is the unit of length, L is the length of the sample, and w is the unit of weight.
What is a good yarn count?
A good base yarn count number starts somewhere in the 100s , but if you are seeking a maximum standard, yarn count can move up further, towards 200. But, any yarn count above 140 should be adequately soft to the touch.
What is count system?
The yarn number or count in deciTex system is the weight in grams of 10,000 m of yarn . For example, yarn count 30 deciTex means that there are 30 grams of yarn per 10,000 m or 10 km of that yarn (mass per length). In other words, yarn count 30 dTex means 10,000 m of that yarn will weigh 30 gm.
What are the types of yarn count?
- English system: It is defined as the number of hanks (840 yds) per pound. ...
- Metric system: It is defined as the number of hanks (1000m) per kg.
- Worsted system: It is defined as the number of hanks (540yds) per pound.
- Tex system or Lea count: It is defined as the weight in grams of 1000 m.
How can you tell the quality of yarn?
- yarn twist.
- linear density.
- yarn strength.
- yarn elongation.
- yarn evenness.
- yarn hairiness etc.
Why is yarn count important?
The count is the standard of yarn thickness . The higher the yarn count, the finer the yarn, and the thinner the cloth, the softer and more comfortable it is. But the high count of cloth requires high quality of raw materials and high requirements for yarn mills and textile weaving mills, so the cost of cloth is high.
What does S mean in yarn?
An S number on the label of wool suits or other tailored apparel, wool fabric, or yarn, indicates the fineness of the wool fiber used in the making of the apparel , as measured by its maximum diameter in micrometres. ... The S number appears as a plural with an s or ‘s following the number, such as 100s or 100’s.
Which yarn is finer 40s or 60s?
To look at it the other way, lower the count, the heavier and coarser it is. Thus 40s thread count yarn is coarser and heavier than a 60s yarn and so on.
What ply is cotton yarn?
Cotton yarn is made by spinning the fibres from a cotton plant into a lovely ball of yarn. A completely natural fiber, cotton yarn can be found in every weight from delicate 4-ply right through to super chunky, and as it’s so easy to dye, you’ll be able to choose from a range of eye-popping colours.
What are the types of count?
There are five variants of COUNT functions : COUNT, COUNTA, COUNTBLANK, COUNTIF, and COUNTIFS . We need to use the COUNTIF function or COUNTIFS function if we want to count only numbers that meet specific criteria. If we wish to count based on certain criteria, then we should use COUNTIF.
What is direct and indirect count?
Tex: In the direct universal Tex system, the yarn count number indicates “the weight in grams of 1000 meters of yarn”. ... So the yarn count is 150.3 D. Indirect yarn numbering or counting system. In an indirect yarn counting system, the yarn number or count is the number of “units of length” per “unit of weight” of yarn .
What is worsted count?
The number of hanks ( skeins) having the length of 560 yards in one pound of yarn is called worsted count. It is used to express the fineness of worsted yarn. The fineness of yarn increases when yarn count increases in this system.
What is yarn and its types?
The three basic classifications of textile yarn include staple fiber yarn , which uses mostly short natural fibers to make yarn; ply yarns, which involve one or more strands of staple fiber yarn wound together; and filament yarn, which is wound from one or more long continuous filaments.
What is cotton yarn count?
Cotton Count is specifically a way of describing the size of spun fibers and yarns. Now let’s take a closer look at what that means. Cotton Count looks at one pound of the material and describes how many 840-yard lengths of spun fiber it contains . ... For a spun yarn or thread, Cotton Count is the appropriate term.
Which is finer count?
It is the number of hanks of skein material that weighs 1 lb . Under this system, the higher the number, the finer the yarn. In the United States cotton counts between 1 and 20 are referred to as coarse counts.
