JANTA Group provides Refractory Boiler Bed Material (Refractory Grog) of Low Ferric High Temperature product, which is processed from selected super heat duty refractory aggregates of moderate alumina contents and of highly dense texture. This very special Bed Material of Refractory Aggregates fired at a temperature of 1400 Centigrade has many special characteristics that make it a perfect material for obtaining smooth and perfect fluidization in Fluidized Bed Combustion boilers with high economy of operations. Special Characteristics: Exceptional Chemical Purity with Low Alkali and Low Iron Contents Fully Screened Material with Accurately Controlled Particle Size Distribution Free From Dust/ Fine & Over Sized Particles Perfectly Controlled Particle Density and Bulk Density