... making machine 1.potential industry in the future 2.low invest,high profit 3.professional manufacturer,good service AAC Block Making ... example:coal ash,sand,stone dust and others ),through making the material small for example sand,they can be ... 0.9-0.22W/(mk),the same as 1/4 or 1/5 of clay brick,so it ... 68%, gypsum 3%, aluminum paste powder 350g/M3.4 water and material rate 0.6315 one mould product 2 ...