▎ 摘　　要

NOVELTY - High-silicon iron tailings autoclaved aerated concrete slab comprises 40-45 wt.% iron tailings, 4.5-5.5 wt.% fly ash, 5-6 wt.% white ash, 9-10 wt.% cement, 2.5-3.5 wt.% glass slag, 1-1.5 wt.% gypsum, 0.04-0.06 wt.% aluminum powder, 0.02-0.03 wt.% graphene, 30-35 wt.% and water. USE - The slab is used as building raw material for infrastructure construction, economic construction, social development, fiscal revenue, national defense construction and stable employment. ADVANTAGE - The plate: is economical; and has high strength, strong durability, good heat preservation and heat insulation performance, and low volume weight. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is also included for preparing the high-silicon iron tailings autoclaved aerated concrete slab by reinforcing steel bar.