| 摘要 |
Disclosed is a protection tube for an electric wire used in a building, and more particularly, to a protection tube for the electric wire of a multilayered structure using a recycling synthetic resin material. The present invention provides a protection tube for an electric wire, comprising: an inner layer which provides a space for accommodating an electric wire; an intermediate layer which wraps the outer circumference of the inner layer; and an outer layer which wraps the outer circumference of the intermediate layer, wherein the inner layer and the outer layer are formed with a material mixing a recycling PET material and a recycling HDPE material, and the intermediate layer comprises a longitudinal through tube. The present invention is designed to provide a protection tube for the electric wire capable of satisfying mechanical strength required for the protection tube for the electric wire by using a recycling synthetic resin. |
