Hypalon is a chlorosulfonated polyethylene (CSPE) synthetic rubber (CSM) noted for its resistance to chemicals, temperature extremes, and ultraviolet light. It was a product of DuPont Performance Elastomers. Because of its flexibility and tenacity, it's suitable for extreme environment. The wire is wear-resistant, waterproof, acid-proof, oil-resistant and weather-resistant. The application includes dynamo, electric motor, voltage transformer and high temperature environment.