▎ 摘　　要

NOVELTY - High-strength concrete grouting material comprises 3-4 pts. wt. cement, 0.3-0.8 pts. wt. slag sand, 1-2 pts. wt. quartz sand, 1.5-2.5 pts. wt. river sand, 0.08-0.15 pts. wt. water reducing agent, 0.1-0.5 pts. wt. early strength agent, 0.2-0.35 pts. wt. fly ash, 0.009-0.015 pts. wt. polyvinyl alcohol, 0.001-0.005 pts. wt. graphene oxide, 0.5-1 pts. wt. quartz powder, 0.0005-0.003 pts. wt. antifoaming agent, 0.7-1 pts. wt. water, 0.0001-0.0005 pts. wt. stabilizing agent, and 0.002-0.008 pts. wt. adjusting agent. USE - Used as high-strength concrete grouting material. ADVANTAGE - The grouting material: has simple preparation process, high strength, long service life, and improved structural safety; and is economical. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is also included for preparing the high-strength concrete grouting material.