Product Description

DURAK Poly-Strong (PC) CFR® is a cotton-covered polyester sewing thread with flame-retardant properties. The thread surface is coated with a flame-retardant chemical according to standards using a chemical coating method. It maintains its flame-retardant properties according to NFPA 701 even after 20 washes. When removed from the flame source, it self-extinguishes by melting. It is an excellent sewing thread with high abrasion resistance in high-speed sewing. With its high strength, bright colors, wide range of thickness options, and excellent performance, it serves a wide variety of applications.