... features of high strength, high service temperature and good resistance to erosion and corrosion. ItemMax. service temperature,, ≥Al2o3,, ≥BD,g/cm3 ... , ≥MOR,Mpa, ≥Compression strength,Mpa, ≥PLC,Refractoriness,, ≥11015001101500Fireclay1400452.35.06.0135030351350±0.5135016701450552.46.06.5135035401350±0.513501690High alumina1600652 ...