Enamelled wire paint can be divided into:

1. The main component of acetal paint is polyvinyl formal, which is used for the production of enameled wire for oil-containing transformer.

2. The main component of polyurethane paint is polyurethane, which is widely used in the production of enameled wires for electronic transformers, electronic coils, relays, micro-motors, high-frequency electrical instruments and other electronic winding requirements.