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[ Industry News ] What is the difference between ALC block and sand aerated concrete block 1. ALC blocks with different components are dense, porous and light aerating blocks made from ground quartz sand, cement, lime and gypsum as the main raw materials, aluminum powder as the foaming agent, through batching, mixing, film injection, pre curing, cutting, and maintenance (10h~12h) under high temperature (180 ℃~200 ℃) and high pressure (10~12 standard atmospheres). Shenyang Published on: December 11, 2019 Clicks: 207
