Polyester vs polypropylene webbing Polypropylene: When to Choose Nylon. If you’re not familiar with it, textile webbing is a strong and durable material that is used in a wide range of applications, from military gear to outdoor equipment. Webbing and webbing products are one of our specialties here at CTD. Even when wet, polyester and polypropylene are still durable. Dive Belt Webbing A tough nylon over polypropylene webbing that is commonly used for scuba diving weight belts and harnesses. Easily cut with a standard Hot Knife cutting machine or blade box. The carbon-hydrogen bonds in polypropylene are particularly prone to breaking Aug 12, 2011 ยท Polypropylene webbing is not as strong as nylon webbing, but it has other strengths that make it a good choice. to 5,500 lbs. 2, Cut the yarn down a little, twist the yarn into a ball, put it in the water, after the water soaks, the floating on the water is polypropylene, and the sinking is nylon or polyester. Filament poly is used for restraints, solar panel webbing, and outdoor products. ubfbicqvlkazkgtzxvvaoplqvgskjwakwisfgunxqibogwyxerjrbahfgkxtmjzfdikqas