TextileGlossary.com

What is "Air Permeability" - Definition & Explanation
Last Updated on: 05-May-2023 (1 year, 1 month, 13 days ago)
Share on FacebookShare on Twitter
Air Permeability
Air permeability is a measure of the ease with which air can pass through a fabric. It is an important property in textiles because it can impact the comfort and performance of the garment or textile product.

The air permeability of a fabric is determined by measuring the volume of air that passes through a specified area of the fabric over a specified time period. This is typically done using a device called a permeability tester, which applies a controlled amount of pressure to the fabric and measures the resulting air flow.

There are several factors that can impact the air permeability of a fabric. One of the most important is the type of fiber or yarn used in the fabric. Fabrics made from natural fibers such as cotton and wool tend to have higher air permeability than fabrics made from synthetic fibers such as polyester and nylon. This is because natural fibers are more porous and have a looser structure, allowing air to pass through more easily.

The construction of the fabric can also impact its air permeability. Fabrics with a tight, dense weave are less permeable to air than fabrics with a loose, open weave. Similarly, fabrics with a thicker yarn or a higher thread count will be less permeable to air than fabrics with a thinner yarn or a lower thread count.

The air permeability of a fabric can have a significant impact on its performance and comfort. In general, fabrics with higher air permeability are more breathable and comfortable to wear, as they allow air to circulate more freely around the body. This can help to regulate body temperature and reduce the buildup of moisture and sweat.

On the other hand, fabrics with lower air permeability may be more insulating and better at retaining heat. This can be an advantage in cold weather or in situations where warmth is desired, such as in bedding or outdoor clothing.

Air permeability is an important consideration in many applications of textiles. For example, in sports clothing and activewear, high air permeability can help to keep the wearer cool and comfortable during physical activity. In bedding and home textiles, air permeability can impact the breathability and comfort of the material. In industrial textiles, air permeability can impact the efficiency of filtration and separation processes.

In conclusion, air permeability is a measure of the ease with which air can pass through a fabric. It is impacted by factors such as fiber type, yarn construction, and fabric weave. The air permeability of a fabric can impact its performance and comfort, with higher permeability typically leading to greater breathability and comfort. Air permeability is an important consideration in many applications of textiles, including sports clothing, bedding, and industrial textiles.
Air Permeability
The porosity of a fabric as estimated by the ease with which air passes through it. Air permeability measures the warmth of blankets, the air resistance of parachute cloth, the wind resistance of sailcloth, etc. as measured on standard testing equipment.
Air Permeability
The permeablity, or the ease with which air passes through material. Air porous ness determines such factors as the wind resistance of sailcloth, the air resistance of parachute cloth, and the effectiveness of different kinds of air filtration media. It is also a measure of warmness, or coolness of a fabric.

Some other terms

Some more terms:

Cord 1519
The Fabric of History: Unraveling the Mystique of Cord Welcome, textile enthusiasts, to a journey through the captivating world of cord. Cord, with its intricate weave and rich history, is more than...
Picot 1452
Exploring the Delicate World of Picot in TextilesThe term 'picot' refers to a looping or decorative edging technique used in embroidery and sewing, often seen on lace and fabric hems. Originating in...
The term "Cut Yardage" refers to a specific unit of measurement used in the textile industry to denote fabric that is sold in pre-cut lengths, typically measured in yards. It is a widely used term in...
Pantyhose (known as Tights in the UK) are tight fitting coverings of the body from the waist to the feet, normally worn by women. Like stockings they are usually made of nylon. The term 'pantyhose'...
Flyer 39
A hollow, U-shaped rotor, mounted open-side-down on top of a spindle of a FLY frame. It is rotated independently of the spindle and serves to twist the roving and wind it on bobbins which are held on...

Add a definition

Add a definition for a textile term that you know about! Send us an email & tell us:
  • The term you want to define
  • Its definition in 500 words or less
  • Attach an image if necessary.
  • Optionally, tell us about yourself in 200 words or less!

Companies for Air Permeability:

If you manufacture, distribute or otherwise deal in Air Permeability, please fill your company details below so that we can list your company for FREE! Send us the following details:
  • Company name
  • Company address
  • Attach a logo, if necessary.
  • Optionally, tell us about yourself in 200 words or less!

(s) 2024 TextileGlossary.com Some rights reserved. • Sitemap