General Information
Made as per international standards, refractory pre-cast shapes for EAF roof is known for its excellent corrosion and scouring resistance of iron steel, long operating life and easy execution and mending. Further, these can be provided in different specifications as required by the clients.
Feature
Excellent corrosion and scouring resistance of iron steel
Long operating life
Easy execution and mending
Application
Used for in situ casting or pre-casting for tri-angle area of UHP EAF roof
Technical Data
Item | Refractory Precast Shapes For EAF Roof | ||
Al2O3 | % | ≥ | 82 |
MgO | % | ≥ | — |
CaO | % | ≤ | 2.0 |
SiO2 | % | ≤ | — |
Fe2O3 | % | — | |
Cr2O3 | % | 2～5 | |
Bulk density （g/cm3）≥ | 110℃×24h | 2.9 | |
1600℃×3h | — | ||
C.C.S. (MPa) ≥ | 110℃×24h | 30 | |
1600℃×3h | — | ||
M.O.R.(MPa) ≥ | 110℃×24h | 6.0 | |
1600℃×3h | — | ||
Max. service temperature（℃） ≥ | — | ||
Refractoriness (℃) | — | ||
Grain size distribution (%) | — | ||
Linear change after heating (%) | — | ||
Application | Used for in situ casting or pre－casting for tri－angle area of UHP EAF roof | ||
Why us
Guaranteed quality. Our production process conforms strictly to the requirements of ISO9000 quality management system. Quality inspection is carried out in every links of our production. SGS third party inspection is available.
Sound after sales service. We provide sound after sales service. We provide 24 hours’ consultation service. We are ready to answer your consultations at any time.
