EAF roof refractory castable
USD $1,000 - $2,000 /Ton
Min.Order:20 Tons
Jinan Linquan Import And Export Co., Ltd.
EAF roof refractory castable
Al90-Cr450LCC Castable
Type | Al90-Cr450LCC |
Bonding | Hydraulic |
Main Raw material | Alumina and chromic oxide |
Temperature limit of application | 1800’C |
Main application | EAF Roof, seating block, .etc |
Storage life | 6 months in Dry condition |
Amount of liquid addition | 3.6-4.6% (weight proportion) |
Liquid addition | Water |
Working method | Casting, Vibrating, Self-flow |
Grain size | 0-6mm/0-25mm |
Physical properties
Bulk density g/cm3 % min | 3.18 | ||
Open porosity % max | 15.0 | ||
| Perm.lin. change of dimension (%) | C.C.S(MPa) | Thermal conductivity (W/mK) |
110°C*24h | -0.03 | 40 (min) | 9.14(500°C) |
800°C*3h | +0.02 | 86(min) | 7.12(800°C) |
1000°C*3h | +0.04 | 100(min) | 4.32(1200°C) |
1600*°C*3h | +0.10 | 180(min) |
|
Chemical properties
Al2O3 | Cr2O3 | SiO2 | CaO |
93% min | 4.0% min | 0.2% max | 1.2% max |