1、Gunning mass of EAF: high-quality magnesia or forsterite as the main raw material, plus a variety of composite binders, additives are mixed and made
2、Ramming mass of EAF bottom: high-purity synthetic dolomite sand and high-purity magnesia as the main raw material, the appropriate addition of bonding agent is prepared by mixing.
3、Hot repairing mass of EAF slope: synthetic dolomite sand as the main raw material, adding binder and sintering agent by mixing.
The main purpose:
1、Gunning mass of EAF: used for spraying the EAF wall
2、Ramming mass of EAF bottom: used for beating of EAF bottom
3、Hot repairing mass of EAF slope: used for hot repair of EAF slope
|Brand/ Index||MgO(%)||Fe2O3(%)||SiO2(%)||CaO(%)||B.D (g/cm3)|
Gunning mass of EAF
|Ramming mass of EAF bottom||HEDL-1||≥80||3-6||≤5||5-10||≥2.0|
|Hot repairing mass of EAF slope||HEXB-1||≥50||4-8||30-40||≥2.2|
|The above specification indexes can be adjusted according to customer’s requirements|