Possessing the advantages of fire retardancy corrosion-proof, antiageing, flexibility and firm structure, etc; APPLICATION1. ... Apply to lead-in/out connection of explosion-proof electic equipment or the connection of steelpipe wiring in the place where the ... wiring is difficult to be bent;2. Possessing the advantages of fire retardancy corrosion-proof, antiageing, flexibility and firm structure, etc; ...