Polyamide (Nylon)
Nylon rope is the strongest of all common use ropes. It is carries excellent working qualities and has superior shock absorbency. When stretched it has a "memory" for returning to its original length.
Nylon last 4-5 times longer than natural fibers because it has good abrasion resistance and is not damaged by oil or most chemicals. Nylon rope has good resistance to deterioration from sunlight, and is mildew resistant.