Rock wool board and blanket are suitable for insulation of flat and large diameter vessels, such as boilers, heat exchangers, reactors,ovens,kilns and tanks. product codeNominal Density(kg/m3)Recommended Max Service Temp(°c)3506035045080450650100650HD120650 Dimension: 1200X600mm 5000(3000)X600mm Other dimensions can be made according to the customer's need.