▎ 摘　　要

NOVELTY - The utility model relates to the technical field of plastic sheet, and claims a plastic sheet with high specific strength, comprising a sheet main body, the top part of the sheet main body is provided with a graphene layer; the bottom of the graphene layer is fixedly installed with a first plastic layer; the bottom of the first plastic layer is fixedly installed with a hollow layer; the inner part of the hollow layer is fixedly installed with a supporting column; the bottom of the hollow layer is fixedly installed with a second plastic layer; the bottom of the second plastic layer is fixedly installed with a supporting layer. the high specific strength plastic sheet; by setting a graphene layer, the graphene material has a perfect two-dimensional crystal structure; the crystal lattice is hexagonal surrounded by six carbon atoms; the graphene is endowed with excellent mechanical property and structural rigidity of graphene, the whole rigidity of the plastic is greatly improved by the setting of the graphene layer, so compared with the traditional plastic sheet, the laying of the graphene layer can improve the bending resistance and the friction resistance of the plastic sheet.