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一、小型空心砌块的基本材性以下主要介绍普通混凝土小型空心砌块的研究结果。 1.原材料水泥:崇庆县建材厂自产的小水泥,标号为300～350号;砂:中砂;石:卵石,粒
First, the basic properties of small hollow blocks The following describes the research results of ordinary concrete small hollow blocks. 1. Raw material cement: small cement produced by the building material factory of Chongqing County, numbered from 300 to 350; sand: medium sand; stone: pebble, grain