Aluminum paste & aluminum powder Application in : Autoclaved aerated concrete (AAC), Lightweight concrete, Cellular concrete The aluminium serves as an expansion agent, The raw material mixture for manufacturing aerated concrete, a low viscosity mortar of ground sand, unhydrated lime, cement and water, contains homogenous distributed tiny aluminium particles which cause a gas formation in the mixture. As a result, the hydrogen gas in the form of numerous small bubbles turns the mixture into a highly porous foam. For more information, please contact with us directly at : novotek@novotek.co/ www.novotek.co