▎ 摘　　要

NOVELTY - The utility model claims a fin for chemical heat exchange device, relating to the technical field of chemical industry, comprising a radiating substrate; the radiating substrate comprises multiple N-shaped bumps and multiple transverse plates; the bottom of the adjacent bumps are connected to form a groove through the transverse plate; the top surface of the bump is provided with a row of circular holes; the inner part of the circular hole is detachably connected with a radiating circular pipe; the end surface of the radiating circular tube is uniformly distributed with tooth sheets at intervals; the adjacent round holes are provided with a radiating hole; the side wall of the bump is provided with multiple radiating grooves at intervals; the bottom of the groove is detachably connected with a wave-shaped auxiliary fin, a radiating substrate; the surface of the radiating circular tube and the auxiliary fin is attached with graphene coating by spraying or electroplating; the utility model has compact and reasonable structure; it greatly improves the heat exchange surface area; and it can disassemble or install the radiating circular tube and auxiliary fin on the radiating substrate, so as to adjust the heat exchange area.