Fly ash Aac concrete block and sand Aac block
November 28, 2022
AAC Concrete Blocks
Depending on the raw materials, there are mainly two types of AAC concrete blocks: fly ash AAC concrete block and sand AAC block.Common formulas of AAC concrete blocks summarized by Bona with many years of manufacturing experience are listed below. You can refer to the formulas listed below when you have chosen a suitable AAC production line.
Fly Ash Block
| Raw Materials | Unit | Percent |
| Fly Ash | % | 65-70 |
| Cement | % | 6-15 |
| Lime | % | 18-25 |
| Gypsum | % | 3-5 |
| Aluminum Paste (600Kg/m3) | KGS | 0.6 |
| Ratio of water and Material | 0.60-0.75 | |
| Casting Temperature | ℃ | 36-40 |
| Stirring Time for Aluminum Powder | S | 30-40 |
Sand Block
| Raw Materials | Unit | Percent |
| Sand | % | 55-65 |
| Cement | % | 10-20 |
| Lime | % | 20-30 |
| Gypsum | % | 2-3 |
| Aluminum Paste (600Kg/m3) | KGS | 0.8 |
| Ratio of water and Material | 0.65-0.75 | |
| Casting Temperature | ℃ | 35-38 |
| Stirring Time for Aluminum Powder | S | 30-40 |