
| Grade | Fields of application | Material properties | Processing technique | Comments |
| REFRA-Block line | calciner, inlet chamber, nose ring, kiln hood, cooler inlet throat, bullnose, cooler benches | uniform and homogeneous product properties, pretempered | precast, monolithic blocks | easy installation |
| LCC AR Z JC LCG MCG G REFRA-Block line |
Low Cement Castable Alkali-Resistant Zirconic JETCAST® (wet gunning), special gunning equipment required Low Cement Gunning (dry gunning) Medium Cement Gunning (dry gunning) Gunning (dry gunning) Precast, monolithic blocks |