Halogen free flame-retarded optic cable

The utility model relates to a halogen-free flameproof optical cable which is used for transmitting optical information. The utility model has non-poisonous substance, low smoke and flameproof property. The main structure of the utility model is that a cable core which is composed of solidifying optical fibers, etc. The outside of the cable core is coated with a waterproof belt and a longitudinal bundling metal belt. The outside of the cable core can also be provided with an inorganic flameproof belt, and the outermost layer of an optical cable is coated with a halogen-free flameproof sheath. The utility model has the advantages of reasonable structural design, good transmission and mechanical properties of the optical cable, non-poisonous substance, low smoke and good flameproof property. The utility model can be used in the occasions, such as high buildings, underground railways, power stations, petrochemical industry and nuclear power plants.