Cast nylon sheaves are superior to aluminum or steel sheaves for wire rope load applications. For more than 50 years, they have replaced steel and aluminum sheaves in cranes, hoists and other load bearing wire rope applications. Cast nylon sheaves are now the sheaves preferred by the world’s leading crane and hoist manufacturers as well as in a variety of other heavy duty mechanical applications.
Cast nylon/polyamide pulleys are using many undstriy.