▎ 摘　　要

NOVELTY - A foam concrete comprises cement slurry, modified foaming agent and low-hardness tap water in a mass ratio of 1:500:(100-300). USE - Foam concrete. ADVANTAGE - The lightweight foam concrete has excellent compressive strength and thermal-insulating property, and can be prepared using modified foaming agent having excellent foaming ability and foam stabilizing performance. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for preparation of the foam concrete.