If these other materials are significantlyless ormore heat resistant than the thread, overall safety will be compromised. For example, these threads
Nomex Fire Retardant Thread 100,200,500 yd Spool Tex 24,27,40,45,60,80,90
Designed to provide seam integrity, cut protection and short term heat resistance. Great for workwear, protective apparel and mattresses. Tex 60 with
Kevlar Thread - Tex 60 - 6,000 yds. - Natural
Nomex Thread - 40 Yards (Black)
929-N1845 2,735 yard cone of #40 weight Fire Fighter embroidery
Non-flammable thread (sewing) : r/Welding
Patch Kit Advance Nomex & Kevlar
We stock 100% Nomex® (Type 450) thread in most popular suit colors for alterations and repairs. The Tex 60 size is a perfect match to our Nomex
Nomex Thread, Tex 60 Size, 100 yard spool
Description Nomex® Thread by Dupont (40 yards on a metal bobbin) Fire Retardant / Heat Resistant Thread TEX 24-60 fits most professional and home
Nomex Thread
White Nomex, Heavy Duty 54″, per yard
STUMPSTAMP ODDMENT QUILTING CREW NOMEX - スウェット