FLOOR OF CONVERTER
| BRAND NAME | MgO ≥ | SiO2 ≤ | Al2O3 ≤ | Fe2O3 ≤ | CaO ≤ | Cr2O3 ≥ | C.C.S. (MPa) ≥ | B.D. (g/ cm3) ≥ | A.P. (%) ≤ | CAP (1100 °C/2 hrs) Max. | HMOR (1400 °C/30 min) Min. |
|---|---|---|---|---|---|---|---|---|---|---|---|
| MgCr-52 | 50 | 4.0 | 6.0 | 10 | 4.0 | 5 | 35 | 2.97 | 20 | ||
| MgCr-52DC | 52 | 4.5 | 8.0 | 10 | 2.25 | 5 | 35 | 3.02 | 20 | ||
| ZMCr-16A | 62 | 2.0 | 7.0 | 12 | 2.0 | 15 | 40 | 3.07 | 19 | ||
| ZMCr-16AD | 62 | 2.0 | 7.0 | 12 | 2.0 | 15 | 40 | 3.07 | 19 | ||
| ZMCr-20AF | 54 | 1.8 | 8.0 | 12 | 1.8 | 18 | 40 | 3.15 | 18 | ||
| ZMCr-18AM | 58 | 2.0 | 7.5 | 12 | 2.0 | 18 | 40 | 3.10 | 18 |
TUYERE UPPER & LOWER ZONE
| MgCr-63MC | 60 | 2.0 | 8.0 | 11 | 2.0 | 16 | 40 | 3.10 | 18 | ||
| BMCr-24ADS | 48 | 1.7 | 8.0 | 12 | 1.7 | 23 | 45 | 3.25 | 13 | ||
| BMCr-24AFS | 48 | 1.7 | 8.0 | 12 | 1.7 | 23 | 45 | 3.25 | 12 | ||
| BMCr-24AMS | 48 | 1.7 | 8.0 | 12 | 1.7 | 12 | 45 | 3.22 | 14 | ||
| BMCr-28AFS | 40 | 1.7 | 8.0 | 12 | 1.7 | 27 | 44 | 3.30 | 13 | ||
| BMCr-25MS | 45 | 1.7 | 8.0 | 12 | 1.7 | 24 | 45 | 3.24 | 13 |
BARREL AREA
| BMCr-20A | 60 | 1.5 | 6.0 | 9.0 | 1.5 | 20 | 40 | 3.25 | 16 | ||
| BMCr-20AM | 55 | 1.8 | 8.0 | 12.0 | 1.8 | 20 | 40 | 3.20 | 18 | ||
| BMCr-20AF | 55 | 1.8 | 8.0 | 12.0 | 1.8 | 18 | 40 | 3.20 | 16 | ||
| BMCr-20AD | 55 | 1.8 | 8.0 | 12.0 | 1.8 | 18 | 40 | 3.20 | 16 | ||
| BMCr-20ADS | 55 | 1.8 | 8.0 | 12.0 | 1.8 | 18 | 60 | 3.22 | 14 |
ROOF, DRAIN ARCH & REAR ARCH
| MgCr-52DC | 52 | 4.5 | 8.0 | 10 | 2.5 | 5 | 35 | 3.02 | 18 | ||
| BMgCr-52DCS | 52 | 4.2 | 8.0 | 10 | 2.2 | 5 | 60 | 3.04 | 14 | ||
| CrMg-45AD | 45 | 4.0 | 9.0 | 12 | 2.0 | 18 | 40 | 3.12 | 18 | ||
| CrMg-55DC | 48 | 4.0 | 9.0 | 12 | 2.0 | 20 | 45 | 3.12 | 20 | ||
| CrMg-55DCS | 48 | 4.0 | 9.0 | 12 | 2.0 | 20 | 60 | 3.15 | 14 |