Concrete pavement brick and preparation method thereof

The invention provides a concrete pavement brick and a preparation method thereof. The concrete pavement brick comprises the following raw materials: sand, stones, cement, water and a water reducing agent; wherein the sand comprises granite sand prepared by granite and common sand used for preparing the pavement brick; the particle size of the granite sand is 0.075-0.150 mm; the stones comprises granite stones prepared by the granite and common stones used for preparing the pavement brick; the particle sizes of the granite stones are 5-9.5 mm; the cement comprises granite fine powder preparedby the granite and common cement used for preparing the pavement brick; and the particle size of the granite fine powder is small than 0.075 mm. The concrete pavement brick provided by the invention belongs to an environmental-protection ecological type concrete brick and has the characteristics of being free from baking, good in strength, and the like. 本发明提供种混凝土路面砖及其制备方法，其原料包括：砂子、石子、水泥、水、减水剂；其中，所述砂子包括采用花岗岩制备而成的花岗岩砂以及制备路面