Kevlar Thread
Kevlar Thread

Heat resistant to 800°F.

Kevlar™ thread is one of the strongest and most fire retardant commercially available threads. It is about 2˝ times stronger than nylon or polyester, has almost no stretch, does not melt, and decomposes at 800°F.


Buying Guide

Use and Size Guide



Click a color chip for
spool sizes, prices, and availability

Non Standard - No CERTS Available

Metal Reinforced Kevlar

Tex 16 / Monocord

Tex 105 / Soft

Tex 300 / Yellow

Tex 300 - Black

Half-Price Kevlar

Magicians Invisible Thread

Kevlar thread with a hair-thin metal core for better abrasion resistance. Approximately Size 92 / Tex 80. Strength is unknown.

Hair-thin, single filament thread used for fine sewing and reinforcing tiny objects.

This thread comes on 1-pound tubes, is about 15% thicker than Size 92, has 40 pound strength, and is soft.

Tex 300 bonded Kevlar or 10% heavier than U.S. Size 277. Tensile strength is 84 pounds. 25% off sizes we regularly stock.

Hard to find Tex 300, bonded, black, filament Kevlar. About 10% thicker than U.S. Size 277 with an 84 pound tensile strength.

Kevlar thread in various sizes priced at half our regular prices. This thread is not recommended for machine sewing.

Black Kevlar yarn that magicians split into hair-thin filaments for levitation illusions

Related Products

Fire Retardant Sewing Thread

FR Embroidery Thread

Nomex Thread

Nylon Thread

Polyester Thread

Kevlar and Nomex thread wrapped in cotton. Used for sewing garments. Comes in many colors

Lightweight, fire retardant, Nomex thread used to embroider first responder names and emblems.

Filament Nomex thread in various sizes. Mostly white and some colors. Closeout priced.

Save 80% by using nylon and polyester thread. These threads are strong enough for most sewing tasks especially when you can double-stitch or use thicker sizes. But, they are not fire retardant.

Related Products
Sewing Thread Embroidery Thread and Bobbins Filament Nomex Filament Kevlar

Spun Kevlar and Nomex used for sewing and attaching patches. Feels like cotton

Nomex thread and bobbins that look and sew like embroidery thread. Use for names and emblems.

Closeout. Mostly white and green tint. Alternative to FR sewing thread

Stronger than sewing thread and just as fire retardant. Only comes in yellow


The Thread Exchange 291A Merrimon Ave Weaverville, NC 28787 - 800-915-2320