Refractory masses for lost wax casting process of steel and alloys, especially for dental devices are constituted basically of silica (quartz and / or cristobalite). In these materials, the binding agent is generally based ...

Recently there is a great effort to use the benefits of nanometric powders additions in the matrices of advanced refractory concretes of ; low (LC), ultra low (ULC) and no cement (NC) refractory concretes, in order to make ...