How it s made is a documentary television series that premiered on january 6 2001 on the discovery channel in canada and science in the united states. Other elements include fats salts and wax.

How Is Silk Obtained From Silkworm

Making silk fabric demands great deal of handling and processing.

Silk how its made. Spun silk is comprised of broken filaments that have been processed into a yarn. It actually comes from the cocoon of the silk worm. About press copyright contact us creators advertise developers terms privacy policy safety how youtube works test new features press copyright contact us creators.

The fiber called fibroin makes up between 75 and 90 and sericin the gum secreted by the caterpillar to glue the fiber into a cocoon comprises about 10 25 of silk. This is one of the reasons why it is also one of the most expensive fibers. While the rayon is made from renewable resources usually bamboo or beech trees its processing does require the use of chemicals as well as high use of water and energy.

To get the billions of cocoons necessary to have a viable silk industry by some estimates about 10 billion each year the worms are cultivated. Despite its immense tensile strength silk is generally prized for other reasons. Most silk is also processed with chemicals to improve its look feel and wearability.

Generally one cocoon produces between 1 000 and 2 000 feet of silk filament made essentially of two elements. Have you ever wondered how is silk made. Crinkly fabrics are made with crepe while sheer cloth is made with single thread.

Silk is the strongest natural textile in the world. Silk is one of the most beautiful textile fibers and is even considered the queen of textiles. This textile was just recently surpassed in strength by a lab engineered biomaterial but it remains the strongest fabric made through natural processes.