A cement brick mainly adopting fly ash

A cement brick mainly adopting fly ash is disclosed. The cement brick is characterized in that raw materials of the cement brick include fly ash and a liquid activating agent, and the main raw materials include 90 parts by weight of the fly ash, 20 parts by weight of the liquid activating agent and 10 parts by weight of lime. The cement brick reduces fly ash emission pollution and is high in stability, durability, chemical corrosion resistance and strength. 本发明公开了种以粉煤灰为主体的水泥砖，其特征在于，所述水泥砖的原料包括粉煤灰和液体活化剂，所述主原料包括：90重量份的粉煤灰、20重量份的液体活化剂、10重量份的石灰。本发明采用以上的水泥砖，减少粉煤灰排放污染，具有很高的稳定性，耐久性和抗化学侵蚀性，强度高。