▎ 摘　　要

NOVELTY - Preparation of graphene-reinforced aluminum matrix composite material by microwave sintering involves taking 0.05-2 g graphene nano-micro-material, adding 50 mL anhydrous ethanol, ultrasonic dispersing for 30-120 minutes, mixing 10 g aluminum powder and 50 mL anhydrous ethanol, ultrasonic dispersing for 10-60 minutes, mixing dispersion solutions, ultrasonic mixing for 1-3 hours, ball milling under argon atmosphere, refrigerating using liquid nitrogen, milling, vacuum drying at 80-95 degrees C for 3-5 hours, heating, pressing, molding, microwave sintering, and pressure molding. USE - Method for preparing graphene-reinforced aluminum matrix composite material by microwave sintering. ADVANTAGE - The method is short, energy-saving, safe, and non-polluting. The material has high density and improved heating guide performance. DETAILED DESCRIPTION - Preparation of graphene-reinforced aluminum matrix composite material by microwave sintering comprises taking 0.05-2 g graphene nano-micro-material, adding 50 mL anhydrous ethanol, ultrasonic dispersing for 30-120 minutes, mixing 10 g aluminum powder and 50 mL anhydrous ethanol, ultrasonic dispersing for 10-60 minutes, mixing dispersion solutions, ultrasonic mixing for 1-3 hours, ball milling under argon atmosphere, refrigerating using liquid nitrogen, milling, vacuum drying at 80-95 degrees C for 3-5 hours, heating, pressing, molding, microwave sintering at 580-640 degrees C and 300 MHz to 300 GHz for 2-5 hours, and pressure molding for 30-60 seconds.