A flat webbing sling are manufactured from high tenacity, 100% polyester yam. Simplex slings is a single layered webbing. Sling ends are terminated either in reinforced loops or any combination of metal end fittings. Manufacturer’s test certificate is provided for safe work load along with the slings. Simplex slings are preferred because of their board width which gives wider support of lifts. The slings of three types, namely simplex sling with soft eyes, simplex sling with metal end fitting and endless sling. They normally lift loads with the sling reeved around the load (Choke hitch). or on two parts of the sling (Basket hitch). they are tested in straight pull.
Duplex webbing sling, duplex flat webbing lifting slings are made from high tenacity, 100% polyester yam and are manufactured from double layers of webbing, either terminated in a metal end fitting or, more popularly, sewn back upon themselves with a high tenacity polyester fabric to form a reinforced Eye, which provides greater durability than the traditional leather eye. The duplex flat webbing slings are stitched close to the eyes which are 9″ long bearing to bearing. Endless slings, however, are manufactured from single thickness webbing sewn in a continuous loop with an overlap. These slings are most popular type and suitable for general & heavy industrial lifting.