Polyester flame retardant yarn is a kind of polyester yarn with flame-retardant properties. Polyester is a kind of polyester fiber, which has many advantages, such as high strength, wear resistance, not easy to shrink, durable, etc., but it will burn when encountering a fire source,
Nylon 66 filament yarn is known for its high strength and durability. It is more robust and resistant to abrasion compared to many other textile fibers.