Insulating Aggregate. Bond type: Hydraulic. Description: A family of really light weight insulating concretes for applications requiring low thermal conductivity coupled with good strength as called for in various areas such as radiant and convection zones, doors etc. of heaters in the petrochemical industry where temperatures up to 230°C/2250°F may be encountered. The light insulating concrete Firelite 20 may be cast or gunned. The light insulating concretes Firelite 20X and 20XL have separate gunning versions. All of these materials conform to classes N, O and P of ASTM classification C-401-84. Information provided by Morgan Advanced Materials |