Choose our 100% Kevlar® threads for reliable, high-performance materials that meet the highest standards. The perfect choice for workwear, protective apparel and mattresses. Available in trial size and full factory spools. Don't see a size or strength you need? Contact us today for custom quotations. Contact us for commercial volume pricing.

Spun Kevlar A-A-55195. Although Kevlar’s heat resistance is not as great as that of Nomex, Kevlar’s strength is superior to all other fibers. In fact, Kevlar is five times stronger than steel by weight. It has become the thread choice in those special high stress, volatile applications that require extreme strength and heat protection.

Kevlar® is a sewing thread of high-tech age made of "aramid fiber" Kevlar® of DuPont attracting public attention as high-performance material. Kevlar® can not be dyed typically and is only available to offer yellow color as ecru of Kevlar®. However, Gunze's Kevlar® SPUN Type is available in 22 colors that are produced by Gunze's dyeing technology!

Kevlar (tm) is one of the strongest and most heat resistant commercially available threads. This buying guide helps you select the right thread by explaining Kevlar's uses, properties, sizes, specifications, and alternatives to Kevlar.

Kevlar® is a durable, heat resistant sewing thread making it ideal for extreme heat and high stress situations. Kevlar® does not melt and will not begin decomposing until it reaches 800° Fahrenheit or greater.

Both Kevlar and Nomex are available in filament or spun threads. John Howard Company can recommend the proper thread type and size for any end use. Our thread is approved by the Federal Government to supply Kevlar under Federal Specifications A-A-55220 (Filament) and A-A-55195 (Spun), Nomex under A-A-50195 (Filament) and A-A-55217 (Spun).

Spun Kevlar® has the high heat tolerance of Kevlar® but does not have the strength of Bonded Kevlar® thread. They method that spun Kevlar® is made into a sew-ready thread is very different than a filament Kevlar® fiber that is bonded.

2024年12月31日 · Kevlar®'s superior strength and fire resistance make it the thread of choice when being used in high-stress operations being exposed to extreme heat. Spun Kevlar® is available in many popular colors and has a high-speed coating to prevent sewing problems.

Spun threads have a single Kevlar or Nomex filament that is wrapped in cotton. This allows dying, retains the thread's fire retardant properties, but sacrifices thread strength.

Kevlar® thread is used extensively in the manufacture of protective clothing due to its resistance to chemicals and heat. Kevlar® thread has the highest specific strength of any commercially available fibre and, should an article be reinforced with Kevlar®, it does not break instantly but progressively, providing a non-catastrophic failure ...