Our range of low cement castables is available in 45% to 90% Al2O3 content. They are made with aluminus and mullite aggregates and high purity high alumina cement. These are suitable for extreme service conditions and have application temperatures upto 1800° c. These products are distinguished by their high volume stability, low porosity, better corrosion and erosion resistance, good thermal shock resistance and excellent hot strength. Installation of these castables is by vibration only.