240 thick mu50 aerated autoclaved fly ash aerated concrete block size
When the block is used as the main material of the building, its radionuclide limit should meet the requirements of "limited radionuclide for building materials" (GB6566-2010) When the radioactive specific activity of natural radionuclide radium- thorium-232 and potassium-40 in the main body of the building satisfies IRa≤10 and Ir≤1 the production and sales range is not restricted If the radioactivity specific activity of the natural radionuclide radium- thorium-232 and potassium-40 is more than 25%, the production and sales range of IRa≤10 and Ir≤13 are not affected by the limit Ministry of Finance, Environmental Protection Administration Document "Treasury [2006] No 90" provides that: state organs at all levels, institutions and organizations with financial funds to purchase, to give priority to the procurement of environmental labeling products, shall not be hazardous to the environment and human health product (HJ / T207-2005) standard, the main technical contents are as follows: waste and industrial by-products used in products (such as straw, wood chips, slag, fly ash, Coal gangue, gypsum, etc) content should be greater than 35%
When the block is used as the main material of the building, its radionuclide limit should meet the requirements of "limited radionuclide for building materials" (GB6566-2010)
240 thick mu50 aerated autoclaved fly ash aerated concrete block size 600 mm * 240 mm * 200 mm
