▎ 摘　　要

NOVELTY - An apparatus comprises a copper pipe arranged on an inner wall of the apparatus, an induction coil arranged on the copper pipe, a high-frequency induction heating equipment connected with the induction coil, nickel-chromium-iron alloy trays and metal porous plates. The metal tray is concave in shape. The top of the apparatus has detachable structure, and is provided with an air outlet. The bottom of the apparatus is provided with an air inlet, which is connected with an air inlet pipe through threads. USE - The apparatus is useful for preparing graphene by detachable silicon carbide epitaxial method. DETAILED DESCRIPTION - An apparatus comprises a copper pipe arranged on an inner wall of the apparatus, an induction coil arranged on the copper pipe, a high-frequency induction heating equipment connected with the induction coil, nickel-chromium-iron alloy trays and metal porous plates. The metal tray is concave in shape. The top of the apparatus has detachable structure, and is provided with an air outlet. The bottom of the apparatus is provided with an air inlet, which is connected with an air inlet pipe through threads. The air inlet pipe is provided with fan-shaped nozzles. The left side of the apparatus is provided with a suction valve.