▎ 摘　　要

NOVELTY - Device comprises a tank body (1). The heating component (2) is connected with the tank body. The first stirring assembly (3) is rotationally connected with the tank body. The pressurizing assembly (4) is connected with the tank body for pressurizing. The premixing component (6) comprises a mixing bottle (61) is movably connected with the tank body. The second stirring component (62) arranged in the mixing bottle. The second stirring assembly is connected with or separated from the first stirring assembly through a connecting piece. USE - Device for quick high efficiency preparation graphite alkene magnetic powder. ADVANTAGE - The device is quickly and efficiently preparing the graphene magnetic powder has the functions of heating, stirring and sealing reaction, and also quickly prepare a large amount of graphene magnetic composite wave-absorbing materials, and having a wide application prospect. DESCRIPTION OF DRAWING(S) - The drawing shows schematic diagram of a device. Tank body (1) Heating component (2) First stirring assembly (3) Pressurizing assembly (4) Energy recycling component (5) Premixing component (6) Sensing component (7) Tank main body (11) Sealing cover (12) Temperature difference generating component (51) Storage (52) Mixing bottle (61) Second stirring assembly (62) Base (63) Storage element (64) Partition board (68) First bag body (611) First bottle body (612)