LD Converter - Lining & Material Data
This page summarizes key refractory products, grades and indicative physical / chemical properties for the LD-converter application engineered by SAMWHA INDIA REFRACTORIES PVT LTD.
Application Zones Covered
- Permanent Lining - Shaped
- Insulating Lining
- Working Lining - bottom
- Lower Cone
- Purging Plug
- Purging Plug Surrounding Bricks
- Impact Area
- Slag Line & Trunnion
- Cylinder Barrel
- Tap Hole Area
- Upper Cone
- Upper Most (Mouth)
- Tap Hole Sleeve & Block
- Patching Bricks
- Unshaped (Monolithic)
Typical LD converter lining arrangement (schematic).
Permanent Lining - Shaped
| Brand | MgO (min %) | SiO₂ (max %) | Al₂O₃ (max %) | Fe₂O₃ (max %) | CaO (max %) | Residual C | C.C.S. (MPa min) |
B.D. (g/cm³ min) |
A.P. (max %) | CAP. (1100 °C/2 hrs) |
H.M.O.R. (1400 °C/30 min) Min. |
|---|---|---|---|---|---|---|---|---|---|---|---|
| LDSFTM-96 | 95 | 1.2 | 0.5 | 1.2 | 1.5 | - | 50 | 3.0 | 18 | - | - |
| LDSFTM-95 | 95 | 2.0 | 0.8 | 1.2 | 2.5 | - | 55 | 2.93 | 18 | - | - |
| LDSFTM-93 | 92 | 3.0 | 0.8 | 1.0 | 3.0 | - | 50 | 2.95 | 20 | - | - |
| LDSFTM-93C | 93 | 3.0 | 0.5 | 1.5 | 2.5 | - | 50 | 2.95 | 18 | - | 3.4 |
| LDSFTM-92 | 91 | 4.5 | 0.8 | 1.2 | 2.5 | - | 50 | 2.90 | 20 | - | - |
| LDSFT-20N | 81 | 1.5 | 0.3 | 0.8 | 1.6 | 7-9 | 40 | 2.98 | 4 | - | - |
Insulating Lining
| Brand | MgO (min %) | SiO2 (max %) | Al₂O₃ (max%) | Fe₂O₃ (max%) | CaO (max %) | Residual C | C.C.S. (MPa min) |
Volume Weight (kg/m³) |
PLC (800-1200 °C) |
Working Temp (°C) |
H.M.O.R. (1400 °C/30 min) Min. |
|---|---|---|---|---|---|---|---|---|---|---|---|
| INSB AL-45 | - | 45 | 52 | 1.0 | - | - | 0.5 | 96-126 | 3 | 1100 | - |
| INSB AL-50 | - | 44 | 54 | 1.0 | - | - | 0.7 | 96-126 | 3 | 1200 | - |
Working Lining - Bottom
| Brand | MgO (min %) | SiO₂ (max %) | Al₂O₃ (max%) | Fe₂O₃ (max%) | CaO (max%) | Residual C | C.C.S. (MPa min) |
B.D. (g/cm³ min) |
A.P. (max%) | CAP (1100 °C) |
H.M.O.R. (1400 °C/30 min) Min. |
|---|---|---|---|---|---|---|---|---|---|---|---|
| LDBOT 42N | 76 | 0.7 | 0.3 | 0.7 | 1.4 | 12-14 | 35 | 2.95 | 4.0 | 12 | 8 |
| LDBOT 30A | 78 | 1.2 | 0.3 | 0.7 | 1.0 | 10-12 | 40 | 3.00 | 5.0 | 12 | 10 |
| LDBOT 40A | 76 | 0.8 | 0.3 | 0.5 | 1.2 | 12-14 | 40 | 2.98 | 4.0 | 12 | 10 |
| LDBOT 32A | 78 | 0.6 | 0.3 | 0.7 | 1.2 | 10-12 | 40 | 3.00 | 5.0 | 12 | 12 |
| LDBOT 42A | 76 | 0.7 | 0.3 | 0.7 | 1.4 | 12-14 | 35 | 2.95 | 4.0 | 11 | 12 |
| LDBOT 31A | 78 | 0.6 | 0.2 | 0.5 | 1.2 | 10-12 | 40 | 3.00 | 5.0 | 10 | 12 |
| LDBOT 41A | 76 | 0.5 | 0.2 | 0.4 | 1.1 | 12-14 | 35 | 2.99 | 4.0 | 11 | 12 |
| LDBOT 40AT | 77 | 1.0 | 0.3 | 0.6 | 1.2 | 10-13 | 40 | 3.02 | 5.0 | 12 | 12 |
| LDBOT 30AT | 78 | 1.2 | 0.3 | 0.7 | 1.0 | 10-12 | 40 | 3.02 | 5.0 | 12 | 12 |
| LDBOT 32P | 78 | 0.7 | 0.3 | 0.7 | 1.4 | 10-12 | 40 | 2.98 | 4.0 | 12 | 9 |
| LDBOT 40P | 76 | 1.2 | 0.3 | 0.7 | 1.1 | 12-14 | 38 | 2.96 | 4.0 | 12 | 9 |
Lower Cone
| Brand | MgO (min %) | SiO₂ (max %) | Al₂O₃ (max%) | Fe₂O₃ (max%) | CaO (max%) | Residual C | C.C.S. (MPa min) |
B.D. (g/cm³ min) |
A.P. (max%) | CAP (1100 °C) |
H.M.O.R. (1400 °C/30 min) Min. |
|---|---|---|---|---|---|---|---|---|---|---|---|
| LDLC 42N | 76 | 0.7 | 0.3 | 0.7 | 1.2 | 12-14 | 35 | 2.95 | 4.0 | 12 | 8 |
| LDLC 30A | 78 | 1.0 | 0.3 | 0.7 | 1.0 | 10-12 | 35 | 2.98 | 4.0 | 12 | 10 |
| LDLC 40A | 76 | 1.0 | 0.3 | 0.7 | 1.0 | 12-14 | 40 | 2.98 | 4.0 | 12 | 10 |
| LDLC 32A | 78 | 0.6 | 0.2 | 0.5 | 1.2 | 9-12 | 40 | 3.00 | 5.0 | 12 | 12 |
| LDLC 42A | 76 | 0.6 | 0.3 | 0.5 | 1.2 | 12-14 | 40 | 3.01 | 5.0 | 12 | 12 |
| LDLC 31A | 78 | 0.6 | 0.3 | 0.5 | 1.2 | 9-12 | 40 | 3.02 | 5.0 | 12 | 12 |
| LDLC 41A | 76 | 0.7 | 0.3 | 0.7 | 1.4 | 12-14 | 35 | 2.95 | 4.0 | 11 | 12 |
| LDLC 40AT | 76 | 1.0 | 0.3 | 0.7 | 1.2 | 12-14 | 40 | 2.98 | 4.0 | 12 | 10 |
| LDLC 32AT | 78 | 0.6 | 0.2 | 0.5 | 1.2 | 9-12 | 40 | 3.00 | 5.0 | 12 | 12 |
| LDLC 42P | 76 | 0.7 | 0.3 | 0.7 | 1.4 | 12-14 | 38 | 2.95 | 4.0 | 11 | 12 |
| LDLC 41P | 76 | 0.7 | 0.3 | 0.7 | 1.4 | 12-14 | 38 | 2.95 | 4.0 | 11 | 11 |
Purging Plug
| Brand | MgO (min %) | SiO₂ (max %) | Al₂O₃ (max%) | Fe₂O₃ (max%) | CaO (max%) | Residual C | C.C.S. (MPa min) |
B.D. (g/cm³ min) |
A.P. (max%) | CAP (1100 °C) |
H.M.O.R. (1400 °C/30 min) Min. |
|---|---|---|---|---|---|---|---|---|---|---|---|
| LDPP 51A | 75 | 0.4 | 0.1 | 0.4 | 1.0 | 13-15 | 40 | 2.93 | 5.0 | 10 | 14 |
| LDPP 51AT | 75 | 0.4 | 0.2 | 0.4 | 1.0 | 13-15 | 38 | 2.95 | 4.0 | 10 | 12 |
Purging Plug Surrounding Bricks
| Brand | MgO (min %) | SiO₂ (max %) | Al₂O₃ (max%) | Fe₂O₃ (max%) | CaO (max%) | Residual C | C.C.S. (MPa min) |
B.D. (g/cm³ min) |
A.P. (max%) | CAP (1100 °C) |
H.M.O.R. (1400 °C/30 min) Min. |
|---|---|---|---|---|---|---|---|---|---|---|---|
| LDPPS 51AT | 74 | 0.5 | 0.2 | 0.5 | 1.0 | 14-16 | 35 | 2.98 | 4.0 | 10 | 14 |
| LDBOT 51AT | 74 | 0.6 | 0.2 | 0.5 | 1.2 | 14-16 | 35 | 2.95 | 4.0 | 10 | 12 |
| LDBOT 41AT | 76 | 0.5 | 0.2 | 0.4 | 1.1 | 12-14 | 35 | 2.99 | 4.0 | 10 | 14 |
| LDBOT 42AT | 76 | 0.6 | 0.3 | 0.7 | 1.2 | 12-14 | 35 | 2.95 | 4.0 | 10 | 14 |
| LDBOT 41P | 76 | 0.7 | 0.3 | 0.7 | 1.2 | 12-14 | 38 | 2.95 | 4.0 | 10 | 14 |
| LDBOT 42P | 76 | 0.7 | 0.3 | 0.7 | 1.2 | 12-14 | 38 | 2.95 | 4.0 | 10 | 14 |
Impact Area Bricks
| Brand | MgO (min %) | SiO₂ (max %) | Al₂O₃ (max%) | Fe₂O₃ (max%) | CaO (max%) | Residual C | C.C.S. (MPa min) |
B.D. (g/cm³ min) |
A.P. (max%) | CAP (1100 °C) |
H.M.O.R. (1400 °C/30 min) Min. |
|---|---|---|---|---|---|---|---|---|---|---|---|
| LDIMP 30A | 78 | 1.2 | 0.3 | 0.7 | 1.3 | 10-12 | 38 | 2.98 | 4.0 | 12 | 9 |
| LDIMP 41A | 76 | 0.7 | 0.3 | 0.7 | 1.3 | 12-14 | 35 | 2.95 | 4.0 | 12 | 10 |
| LDIMP 32A | 78 | 0.7 | 0.3 | 0.7 | 1.4 | 10-12 | 38 | 2.98 | 4.0 | 12 | 11 |
| LDIMP 32AT | 79 | 0.8 | 0.25 | 0.5 | 1.4 | 9-11 | 40 | 3.02 | 4.0 | 12 | 12 |
| LDIMP 42AT | 76 | 0.6 | 0.2 | 0.5 | 1.2 | 12-14 | 38 | 3.00 | 4.0 | 12 | 12 |
| LDIMP 42P | 76 | 0.7 | 0.3 | 0.7 | 1.3 | 12-14 | 40 | 2.98 | 4.0 | 12 | 12 |
| LDIMP 32P | 78 | 0.7 | 0.3 | 0.7 | 1.3 | 10-12 | 40 | 3.00 | 4.0 | 12 | 10 |
| LDIMP 30AT | 78 | 1.0 | 0.3 | 0.7 | 1.4 | 10-12 | 40 | 3.08 | 6.0 | 12 | 10 |
| LDIMP 32AP | 78 | 0.6 | 0.25 | 0.5 | 1.2 | 10-12 | 40 | 3.02 | 6.0 | 12 | 12 |
| LDIMP 40A | 76 | 1.0 | 0.3 | 0.7 | 1.2 | 12-14 | 40 | 3.00 | 6.0 | 12 | 12 |
| LDIMP 42A | 76 | 0.4 | 0.2 | 0.3 | 1.2 | 12-14 | 35 | 3.01 | 4.0 | 12 | 12 |
| LDIMP 42AP | 76 | 0.8 | 0.3 | 0.8 | 1.2 | 12-14 | 35 | 2.98 | 5.0 | 12 | 12 |
Slag Line & Trunnion
| Brand | MgO (min %) | SiO₂ (max %) | Al₂O₃ (max%) | Fe₂O₃ (max%) | CaO (max%) | Residual C | C.C.S. (MPa min) |
B.D. (g/cm³ min) |
A.P. (max%) | CAP (1100 °C) |
H.M.O.R. (1400 °C/30 min) Min. |
|---|---|---|---|---|---|---|---|---|---|---|---|
| LDTRU 40A | 76 | 1.2 | 0.3 | 0.7 | 1.3 | 12-14 | 35 | 2.95 | 4.0 | 12 | 10 |
| LDTRU 41A | 76 | 0.7 | 0.3 | 0.7 | 1.4 | 12-14 | 35 | 2.95 | 4.0 | 12 | 12 |
| LDTRU 50A | 74 | 1.2 | 0.3 | 0.7 | 1.3 | 14-16 | 30 | 2.92 | 4.0 | 12 | 11 |
| LDTRU 51A | 74 | 0.5 | 0.24 | 0.4 | 1.2 | 14-16 | 35 | 2.96 | 5.0 | 12 | 12 |
| LDTRU 52A | 74 | 0.6 | 0.3 | 0.7 | 1.2 | 14-16 | 30 | 2.90 | 4.0 | 10 | 12 |
| LDTRU 61A | 72 | 0.5 | 0.2 | 0.4 | 1.1 | 16-18 | 30 | 2.92 | 5.0 | 9 | 12 |
| LDTRU 51MA | 74 | 0.7 | 0.3 | 0.7 | 1.4 | 14-16 | 30 | 2.90 | 4.0 | 10 | 14 |
| LDTRU 52MA | 74 | 0.7 | 0.3 | 0.7 | 1.4 | 14-16 | 30 | 2.90 | 4.0 | 10 | 14 |
| LDTRU 51P | 74 | 0.6 | 0.24 | 0.5 | 1.2 | 14-16 | 35 | 2.94 | 5.0 | 10 | 12 |
Cylinder Barrel
| Brand | MgO (min %) | SiO₂ (max %) | Al₂O₃ (max%) | Fe₂O₃ (max%) | CaO (max%) | Residual C | C.C.S. (MPa min) |
B.D. (g/cm³ min) |
A.P. (max%) | CAP (1100 °C) |
H.M.O.R. (1400 °C/30 min) Min. |
|---|---|---|---|---|---|---|---|---|---|---|---|
| LDBAR 42N | 76 | 0.7 | 0.3 | 0.6 | 1.4 | 12-14 | 35 | 2.95 | 4.0 | 12 | 8 |
| LDBAR 30A | 78 | 0.8 | 0.25 | 0.5 | 1.2 | 9-12 | 40 | 3.02 | 5.0 | 12 | 12 |
| LDBAR 40A | 76 | 1.0 | 0.3 | 0.7 | 1.4 | 12-14 | 35 | 3.00 | 4.0 | 12 | 11 |
| LDBAR 31A | 78 | 0.7 | 0.3 | 0.6 | 1.4 | 10-12 | 38 | 2.97 | 4.0 | 12 | 12 |
| LDBAR 41A | 76 | 0.8 | 0.3 | 0.5 | 1.2 | 12-14 | 40 | 3.00 | 5.0 | 12 | 12 |
| LDBAR 32A | 78 | 0.8 | 0.3 | 0.8 | 1.2 | 9-12 | 40 | 3.02 | 5.0 | 12 | 12 |
| LDBAR 42A | 76 | 0.8 | 0.25 | 0.5 | 1.4 | 12-14 | 38 | 2.98 | 3.0 | 12 | 12 |
| LDBAR 30P | 78 | 1.0 | 0.2 | 0.6 | 1.2 | 10-12 | 40 | 2.98 | 5.0 | 12 | 10 |
Tap Hole Area Bricks
| Brand | MgO (min %) | SiO₂ (max %) | Al₂O₃ (max%) | Fe₂O₃ (max%) | CaO (max%) | Residual C | C.C.S. (MPa min) |
B.D. (g/cm³ min) |
A.P. (max%) | CAP (1100 °C) |
H.M.O.R. (1400 °C/30 min) Min. |
|---|---|---|---|---|---|---|---|---|---|---|---|
| LDTAP 30A | 78 | 0.7 | 0.3 | 0.7 | 1.4 | 10-12 | 38 | 2.98 | 4.0 | 12 | 10 |
| LDTAP 40A | 76 | 0.7 | 0.3 | 0.7 | 1.4 | 12-14 | 35 | 2.95 | 4.0 | 12 | 10 |
| LDTAP 42A | 76 | 0.6 | 0.24 | 0.5 | 1.2 | 12-14 | 38 | 3.00 | 4.0 | 12 | 12 |
| LDTAP 41A | 76 | 0.5 | 0.25 | 0.45 | 1.2 | 12-14 | 38 | 3.00 | 4.0 | 12 | 12 |
| LDTAP 41AT | 76 | 0.6 | 0.24 | 0.4 | 1.2 | 12-14 | 38 | 3.00 | 6.0 | 10 | 12 |
| LDTAP 42AS | 76 | 0.6 | 0.24 | 0.5 | 1.2 | 12-14 | 38 | 3.00 | 6.0 | 10 | 12 |
| LDTAP 42AT | 76 | 0.6 | 0.24 | 0.5 | 1.2 | 12-14 | 38 | 3.00 | 6.0 | 10 | 12 |
| LDTAP 42MA | 76 | 1.7 | 0.3 | 0.7 | 1.4 | 12-14 | 35 | 2.95 | 4.0 | 10 | 10 |
| LDTAP 41P | 76 | 0.6 | 0.2 | 0.5 | 1.2 | 12-14 | 38 | 2.98 | 5.0 | 10 | 12 |
| LDTAP 51A | 74 | 0.5 | 0.2 | 0.5 | 1.1 | 14-16 | 38 | 2.98 | 5.0 | 10 | 12 |
Upper Cone
| Brand | MgO (min %) | SiO₂ (max %) | Al₂O₃ (max%) | Fe₂O₃ (max%) | CaO (max%) | Residual C | C.C.S. (MPa min) |
B.D. (g/cm³ min) |
A.P. (max%) | CAP (1100 °C) |
H.M.O.R. (1400 °C/30 min) Min. |
|---|---|---|---|---|---|---|---|---|---|---|---|
| LDTOP 30AS | 78 | 1.2 | 0.3 | 0.7 | 1.4 | 10-12 | 35 | 2.97 | 4.0 | 12 | 10 |
| LDTOP 30AST | 78 | 1.2 | 0.3 | 0.7 | 1.4 | 10-12 | 35 | 2.97 | 4.0 | 12 | 10 |
| LDTOP 31AST | 78 | 0.7 | 0.3 | 0.7 | 1.4 | 10-12 | 35 | 2.97 | 4.0 | 12 | 10 |
| LDTOP 30T | 78 | 1.2 | 0.3 | 0.7 | 1.4 | 10-12 | 35 | 2.97 | 4.0 | 12 | 10 |
| LDTOP 30A | 77 | 1.0 | 0.25 | 0.8 | 1.0 | 11-13 | 35 | 3.02 | 4.0 | 12 | 12 |
| LDTOP 30AP | 78 | 1.2 | 0.3 | 0.7 | 1.2 | 10-12 | 40 | 3.10 | 6.0 | 12 | 12 |
| LDTOP 30AS-P | 78 | 1.0 | 0.3 | 0.9 | 1.2 | 10-12 | 60 | 3.00 | 5.0 | 12 | 12 |
| LDTOP 30AT(SC) | 78 | 1.0 | 0.3 | 0.9 | 1.2 | 10-12 | 60 | 3.00 | 5.0 | 12 | 10 |
| LDTOP 30P | 78 | 1.0 | 0.3 | 0.8 | 1.2 | 10-12 | 40 | 3.00 | 5.0 | 12 | 11 |
| LDTOP 30PT | 78 | 0.8 | 0.26 | 0.5 | 1.2 | 9-12 | 40 | 3.02 | 5.0 | 12 | 8 |
| LDTOP 32A | 78 | 0.7 | 0.2 | 0.6 | 1.2 | 10-12 | 40 | 3.00 | 6.0 | 12 | 12 |
| LDTOP 32AP(SC) | 78 | 0.8 | 0.3 | 0.9 | 1.2 | 10-12 | 60 | 3.00 | 5.0 | 12 | 12 |
| LDTOP 32AP | 78 | 0.8 | 0.3 | 0.6 | 1.2 | 10-12 | 40 | 3.00 | 6.0 | 12 | 12 |
| LDTOP 32A-PT | 78 | 1.0 | 0.3 | 0.9 | 1.2 | 10-12 | 40 | 3.00 | 5.0 | 12 | 12 |
| LDTOP 32AS-T | 78 | 0.6 | 0.2 | 0.5 | 1.4 | 10-12 | 40 | 3.03 | 4.5 | 12 | 12 |
| LDTOP 40A | 77 | 1.0 | 0.3 | 0.6 | 1.2 | 11-13 | 35 | 2.98 | 4.0 | 10 | 12 |
| LDTOP 40AP | 76 | 1.0 | 0.3 | 0.7 | 1.2 | 12-14 | 40 | 3.02 | 4.0 | 10 | 12 |
| LDTOP 40AS | 77 | 1.2 | 0.3 | 0.8 | 1.2 | 10-13 | 40 | 3.00 | 5.0 | 10 | 12 |
| LDTOP 41AP | 76 | 0.7 | 0.2 | 0.5 | 1.2 | 12-14 | 38 | 3.00 | 5.0 | 12 | 12 |
| LDTOP 41AS | 76 | 0.7 | 0.24 | 0.5 | 1.2 | 12-14 | 38 | 2.98 | 5.0 | 12 | 12 |
| LDTOP 41AS-T | 76 | 0.6 | 0.3 | 0.5 | 1.2 | 12-14 | 40 | 3.02 | 4.0 | 12 | 12 |
| LDTOP 42AS | 76 | 0.6 | 0.3 | 0.5 | 1.2 | 12-14 | 40 | 3.00 | 5.0 | 12 | 12 |
| LDTOP 42AS-P | 76 | 0.6 | 0.3 | 0.5 | 1.2 | 12-14 | 40 | 3.00 | 5.0 | 12 | 12 |
| LDTOP 97T(SC) | 82 | 1.0 | 0.3 | 0.7 | 1.2 | 6-8 | 60 | 3.11 | 7.0 | 7 | 5 |
Upper Most(Mouth)
| Brand | MgO (min %) | SiO₂ (max %) | Al₂O₃ (max%) | Fe₂O₃ (max%) | CaO (max%) | Residual C | C.C.S. (MPa min) |
B.D. (g/cm³ min) |
A.P. (max%) | CAP (1100 °C) |
H.M.O.R. (1400 °C/30 min) Min. |
|---|---|---|---|---|---|---|---|---|---|---|---|
| LDTOP 31A | 78 | 0.6 | 0.2 | 0.5 | 1.2 | 10-12 | 40 | 3.00 | 6.0 | 12 | 8 |
| LDTOP 31A(SC) | 78 | 1.3 | 0.3 | 0.8 | 1.4 | 9-12 | 40 | 3.00 | 7.0 | 12 | 10 |
| LDTOP 31AT | 78 | 0.5 | 0.25 | 0.8 | 1.0 | 9-12 | 60 | 3.10 | 5.0 | 12 | 10 |
| LDTOP 31P | 78 | 0.6 | 0.24 | 0.5 | 1.2 | 10-12 | 40 | 3.02 | 5.0 | 12 | 8 |
| LDTOP 30N | 78 | 1.2 | 0.3 | 0.7 | 1.4 | 10-12 | 35 | 2.97 | 4.0 | 12 | 7 |
Tap Hole Sleeve & Block
| Brand | MgO (min %) | SiO₂ (max %) | Al₂O₃ (max%) | Fe₂O₃ (max%) | CaO (max%) | Residual C | C.C.S. (MPa min) |
B.D. (g/cm³ min) |
A.P. (max%) | CAP (1100 °C) |
H.M.O.R. (1400 °C/30 min) Min. |
|---|---|---|---|---|---|---|---|---|---|---|---|
| LDBLOCK 21A-T | 81 | 0.4 | 0.2 | 0.5 | 2.0 | 5-9 | 40 | 3.03 | 4.0 | 12 | 9 |
| LDBLOCK 30A | 78 | 1.0 | 0.3 | 0.7 | 1.2 | 10-12 | 30 | 2.98 | 4.0 | 12 | 10 |
| LDBLOCK 30AP | 78 | 1.0 | 0.3 | 0.7 | 1.4 | 10-12 | 40 | 3.03 | 5.0 | 10 | 10 |
| LDBLOCK 30A-T | 78 | 1.2 | 0.3 | 0.7 | 1.0 | 10-12 | 30 | 2.95 | 4.0 | 10 | 10 |
| LDBLOCK 31A | 78 | 0.8 | 0.3 | 0.6 | 1.2 | 10-12 | 35 | 3.00 | 8.0 | 10 | 10 |
| LDBLOCK 31A-T | 78 | 0.7 | 0.3 | 0.7 | 1.4 | 10-12 | 30 | 2.90 | 4.0 | 12 | 10 |
| LDBLOCK 32A | 78 | 0.6 | 0.2 | 0.5 | 1.2 | 10-12 | 30 | 2.95 | 5.0 | 12 | 11 |
| LDBLOCK 32A-T | 78 | 0.6 | 0.2 | 0.5 | 1.2 | 10-12 | 35 | 2.96 | 4.0 | 12 | 10 |
| LDBLOCK 40A | 76 | 0.8 | 0.25 | 0.8 | 1.2 | 11-14 | 35 | 3.00 | 8.0 | 10 | 10 |
| LDBLOCK 40A-T | 76 | 0.8 | 0.25 | 0.8 | 1.2 | 11-14 | 35 | 3.00 | 8.0 | 10 | 10 |
| LDSLEEVE 30A | 78 | 1.0 | 0.3 | 0.8 | 1.2 | 10-12 | 35 | 3.00 | 8.0 | 12 | 11 |
| LDSLEEVE 31AS | 78 | 0.5 | 0.2 | 0.5 | 1.2 | 8-12 | 32 | 2.99 | 6.0 | 12 | 12 |
| LDSLEEVE 31AS-T | 78 | 0.4 | 0.2 | 0.4 | 1.1 | 9-12 | 38 | 3.02 | 6.0 | 12 | 12 |
| LDSLEEVE 32AS | 78 | 0.5 | 0.2 | 0.5 | 1.1 | 10-12 | 30 | 3.00 | 5.0 | 12 | 12 |
| LDSLEEVE 41A | 77 | 0.6 | 0.2 | 0.6 | 1.2 | 10-13 | 35 | 2.95 | 6.0 | 12 | 10 |
| LDSLEEVE 41A-P | 76 | 0.5 | 0.2 | 0.5 | 1.2 | 12-14 | 35 | 3.00 | 4.0 | 10 | 10 |
| LDSLEEVE 41AS | 76 | 0.6 | 0.2 | 0.5 | 1.2 | 12-14 | 32 | 2.98 | 6.0 | 12 | 12 |
| LDSLEEVE 41AS-P | 76 | 0.5 | 0.3 | 0.6 | 1.2 | 12-14 | 32 | 2.98 | 8.0 | 10 | 10 |
| LDSLEEVE 41AS-T | 76 | 0.6 | 0.2 | 0.5 | 1.2 | 12-14 | 35 | 2.97 | 5.0 | 12 | 12 |
| LDSLEEVE 41AT | 76 | 0.6 | 0.2 | 0.6 | 1.2 | 12-14 | 32 | 3.00 | 8.0 | 11 | 10 |
| LDSLEEVE 42A | 76 | 0.7 | 0.3 | 0.7 | 1.4 | 12-14 | 30 | 2.90/td> | 4.0 | 12 | 12 |
| LDSLEEVE 42AS | 76 | 0.7 | 0.3 | 0.7 | 1.4 | 12-14 | 30 | 2.90 | 4.0 | 12 | 12 |
| LDSLEEVE 42AST | 76 | 0.7 | 0.3 | 0.7 | 1.4 | 12-14 | 35 | 2.93 | 4.0 | 12 | 14 |
Patching Bricks
| Brand | MgO (min %) | SiO₂ (max %) | Al₂O₃ (max%) | Fe₂O₃ (max%) | CaO (max%) | Residual C | C.C.S. (MPa min) |
B.D. (g/cm³ min) |
A.P. (max%) | CAP (1100 °C) |
H.M.O.R. (1400 °C/30 min) Min. |
|---|---|---|---|---|---|---|---|---|---|---|---|
| LDP M-80 | 80 | - | - | - | - | 4-6 | 35 | 2.90 | 7.0 | - | - |
| LDP M-82 | 82 | - | - | - | - | 5-7 | 35 | 2.92 | 6.0 | - | - |
| LDP M-83 | 83 | - | - | - | - | 3-5 | 35 | 2.92 | 7.0 | - | - |
| LDP M-85 | 85 | - | - | - | - | 4-6 | 35 | 2.92 | 6.0 | - | - |
Unshaped (Monolithic)
| Brand | MgO (min %) | SiO₂ (max %) | Al₂O₃ (max%) | Fe₂O₃ (max%) | CaO (max%) | Residual C | C.C.S. (MPa min) |
B.D. (g/cm³ min) |
A.P. (max%) | CAP (1100 °C) |
H.M.O.R. (1400 °C/30 min) Min. |
|---|---|---|---|---|---|---|---|---|---|---|---|
| LDBFM-65 | 60 | 30 | 2.0 | 6.0 | 3.0 | - | - | 2.24 | - | - | - |
| LDMCRM-85 | 85 | 2.0 | 0.3 | 1.0 | 2.0 | 7-9 | - | 2.85 | - | - | - |
| LDRAMM-92 | 90 | 3.0 | 0.3 | 1.5 | 5.0 | - | - | 2.95 | - | - | - |
| LDBFM-90 | 88 | 4.0 | 0.5 | 1.5 | 5.0 | - | - | 2.88 | - | - | - |
| LDGUNM-90 | 90 | 4.0 | 0.3 | 1.5 | 2.0 | - | - | 2.88 | - | - | - |
| LDGUNM-83 | 78 | 5.0 | 0.3 | 2.5 | 2.0 | - | - | 2.45 | - | - | - |
| LDGUNM-80 | 80 | 6.0 | 0.3 | 2.5 | 2.0 | - | - | 2.40 | - | - | - |
| LDGUNM-85 | 83 | 5.0 | 0.3 | 1.5 | 8.0 | - | - | 2.50 | - | - | - |
| LDMCRM-94 | 88 | 2.0 | 0.2 | 1.0 | 2.0 | 4-6 | - | 3.00 | - | - | - |
| LDMCRM-95 | 90 | 1.2 | 0.2 | 0.6 | 1.4 | 6-8 | - | 3.04 | - | - | - |
| LDPM M-60 | 58 | 2.0 | 1.0 | 4.0 | 2.5 | 6-10 | - | 2.75 | - | - | - |
| LDPM M-70 | 72 | 4.5 | 1.0 | 1.5 | 3.0 | 6-8 | - | 2.70 | - | - | - |
| LDPM M-80 | 76 | 4.0 | 1.0 | 1.5 | 3.0 | 6-10 | - | 2.80 | - | - | - |
| LDPM M-75 | 72 | 2.0 | 1.0 | 2.0 | 3.0 | 6-10 | - | 2.70 | - | - | - |
| LDRAMM-95 | 92 | 1.3 | 0.2 | 1.0 | 1.5 | - | - | 2.95 | - | - | - |
| LDTHRM 95 | 92 | 1.5 | 0.2 | 1.2 | 1.5 | - | - | 2.95 | - | - | - |
| LDTHRMM 93 | 92 | 3.0 | 0.2 | 1.2 | 3.0 | - | - | 2.92 | - | - | - |
| MORTM-90 | 88 | 5.0 | 0.3 | 1.5 | 3.5 | - | - | 2.80 | - | - | - |
