Refractory Brick ／ block
WHO WE ARE :
We not only provide the best service to World Top 500 Enterprises , also to YOU .
We can accept the Payment Term : LC 120 DAYS , D/P 90 DAYS, D/A-O/A 60 DAYS .
We have more 100 items Chinese National Patents .
Our Lab is Hennan province Refractory Engineering T&R Center
Our Tech Team include : PROFESSOR , DOCTORAL SUPERVISOR , SENIOR ENGINEER, EXPERT.
Our Project Team have rich experience for international Refractory Turn-Key Project .
We are not only to supply refractory products to YOU , We also want to share the KEY TECH with YOU.
Products
- Refractory castable / ramming / gunning mass
- Refractory Brick ／ block
- EAF MGO–Carbon Brick
- EAF TAP Hole Brick
- Tundish Impact Plate
- Tundish Pot
- Converter MGO–Carbon Brick
- Ferro-Nickel Rotary Kiln Refractory Products
- Ladle AL–MGO–Carbon Brick
- Ladle MGO–Cabbon Brick
- Hopper Precast Block
- Porous Plug & Refining Ventilation System
- Non Wetting Precast Brick
- Taphole Clay
- Blast furnace Ramming mix and Castables
refractory castable
| Item | Index | ||||
| International Code Name | SK35 | SK36 | SK37 | SK38 | SK40 |
| Chinese Code Name | LZ-48 | LZ-55 | LZ-65 | LZ-75 | LZ-80 |
| Al2O3,% | ≥48 | ≥55 | ≥65 | ≥75 | ≥80 |
| Fe2O3,% | ≤2 | ≤2 | ≤2 | ≤2 | ≤2 |
| Refractoriness℃,min | 1750 | 1770 | 1790 | 1790 | 1790 |
| Apparent Porosity,% | ≤22 | ≤22 | ≤23 | ≤23 | ≤21 |
| Bulk Density,g/cm3 | 2.25-2.35 | 2.25-2.35 | 2.25-2.35 | 2.25-2.35 | 2.25-2.35 |
| Cold Crushing Strength Mpa | ≥39 | ≥44 | ≥49 | ≥54 | ≥65 |
| 0.2Mpa Refractoriness Under Load T0.2 ℃,min | ≥1420 | ≥1470 | ≥1500 | ≥1520 | ≥15 |
Corundum refractory brick
| 牌 号 | HD-CH1 | HD-CH2 | HD-CH3 | |
| ITEM | ||||
| 化学成分 CHEM | Al2o3 | 90 | - | - |
| （%） ≥ | Al2o3 | - | - | 95 |
| Al2O3+Cr2 O3 | 90 | — | 90 | |
| Al2O3+Zr O2 | — | 93 | — | |
| Al2O3+Cr2O3+Zr O2 | - | 95 | - | |
| 体积密度 | 110℃ × 24h | 3.2 | 3.3 | 3 |
| BD | ||||
| （g/cm3） ≥ | ||||
| 抗折强度 | 110℃ × 24 h | 10 | 10 | 10 |
| MOR | ||||
| （MPa） ≥ | 1500℃ × 3 h | 12 | 12 | 12 |
| 耐压强度 | 110℃ × 24 h | 40 | 40 | 30 |
| CCS | ||||
| （MPa） ≥ | 1500℃ × 3 h | 100 | 100 | 80 |
| 线变化率 | 110℃ × 24 h | ±0.1 | ±0.1 | ±0.1 |
| PLC | ||||
| （%） ≤ | 1500℃ × 3 h | +0.3～-0.5 | +0.3～-0.5 | +0.3～-0.5 |
Mg – C brick / al – mg – c brick / mg-al brick
| Item | MA-80 | MA-85 | MA-88 |
| MgO % | 85 | 88 | 90 |
| Al2O3 % | 7 | 6.5 | 6.5 |
| Bulk Density g/cm3 | 2.9 | 2.95 | 3 |
| Cold Crushing Strength Mpa | 45 | 45 | 50 |
| 0.2Mpa Refractoriness Under Load °C | 1610 | 1650 | 1700 |
Mg – chrome brick
| Item | MGe8 | MGe12 | MGe16 |
| MgO % | 72 | 70 | 65 |
| Cr2O3 % | 10 | 13 | 17 |
| Fe2O3 % | 4.8 | 5.5 | 6.5 |
| Apparent Porosity % | 18 | 18 | 18 |
| Bulk Density g/cm3 | 3 | 3.02 | 3.05 |
| Cold Crushing Strength Mpa | 55 | 55 | 50 |
| Refractoriness Under Load °C | 1600 | 1600 | 1600 |
| Item | DMGe12 | DMGe16 |
| MgO % | 74 | 69 |
| Cr2O3 % | 14 | 18 |
| Fe2O3 % | 5 | 5.7 |
| Apparent Porosity % | 18 | 18 |
| Bulk Density g/cm3 | 3.06 | 3.08 |
| Cold Crushing Strength Mpa | 55 | 55 |
| Refractoriness Under Load °C | 1700 | 1700 |
AL – SIC – C brick
| Item – al2o3 –SIC – C | ASC-F1 | ASC-F2 | ASC-P |
| Al2O3，% ≥ | 65 | 60 | 55 |
| SiC，% ≥ | 10 | 8 | 8 |
| C，% ≥ | 10 | 12 | 5 |
| Apparent porosity，% ≤ | 8 | 8 | 9 |
| Bulk density，g/cm3 ≥ | 2.85 | 2.83 | 2.8 |
| Compressive strength in commen temperature，Mpa ≥ | 50 | 50 | 45 |
Precast brick :
Precast brick spec 1 :
| HIGH ALUMINA BASE | |||||||
| BRAND | HD-LJ50 | HD-LJ55 | HD-LJ60 | HD-LJ65 | HD-LJ70 | HD-GJ75 | |
| Al2O3 (%) ≥ | 50 | 55 | 60 | 65 | 70 | 75 | |
| 体 积 密 度 BD | 110℃ × 24 h | 2.2 | 2.2 | 2.3 | 2.3 | 2.5 | 2.6 |
| （g/cm3） ≥ | |||||||
| 抗折强度MOR | 110℃ × 24 h | 6 | 7 | 7 | 8 | 8 | 9 |
| （MPa） ≥ | 1350℃ × 3 h | 8 | 8 | 10 | 10 | 11* | 11* |
| 抗压强度CCS | 110℃ × 24 h | 25 | 30 | 35 | 40 | 45 | 50 |
| （MPa） ≥ | 1350℃ × 3 h | 30 | 40 | 45 | 50 | 60* | 65* |
| 线变化率PLC | 1350℃ × 3 h | ±0.5 | ±0.5 | ±0.5 | ±0.5 | ±0.5* | ±0.5* |
| (%) ≤ | |||||||
| 最高使用温度 REF （℃） | 1350 | 1400 | 1450 | 1500 | 1550 | 1600 | |
Precast brick spec 2 :
|
刚 玉 质 CORUNDUM BASE |
莫 来 石 质 MULLITE BASE |
|||||||
|
牌 号 BRAND |
HD-GJ80 |
HD-GJ90 |
HD-GJ95 |
HD-MJ55 |
HD-MJ60 |
HD-MJ65 |
HD-MJ70 |
|
|
Al2O3 (%) ≥ |
80 |
90 |
95 |
55 |
60 |
65 |
70 |
|
|
体 积 密 度 BD （g/cm3） ≥ |
110℃ × 24 h |
2.7 |
2.8 |
3.0 |
2.2 |
2.3 |
2.4 |
2.5 |
|
抗折强度 MOR （MPa） ≥ |
110℃ × 24 h |
9 |
10 |
11 |
7 |
7 |
8 |
9 |
|
1350℃ × 3 h |
12* |
12* |
12* |
9 |
10 |
10 |
12* |
|
|
抗压强度 CCS （MPa） ≥ |
110℃ × 24 h |
60 |
60 |
60 |
30 |
35 |
40 |
45 |
|
1350℃ × 3 h |
70* |
75* |
80* |
40 |
50 |
50 |
60* |
|
|
线变化率 PLC (%) ≤ |
1350℃ × 3 h |
±0.5* |
±0.5* |
±0.5* |
±0.5 |
±0.5 |
±0.5 |
±0.5* |
|
最高使用温度 REF （℃） |
1650 |
1700 |
1800 |
1450 |
1500 |
1550 |
1600 |
|
Precast brick spec 3 :
|
项目 item |
单位 |
CORUNDUM+MULLITE + SIC BASE |
||||
|
HD-NMJ60 |
HD-NMJ65 |
HD-FK-1 |
HD-YZ-1 |
|||
|
Al2O3 |
％ |
60 |
65 |
70 |
70 |
|
|
抗折强度 MOR |
110℃×24h |
MPa |
6 |
7 |
8 |
8 |
|
1150℃×3h |
8 |
9 |
10 |
10 |
||
|
耐压强度 CCS |
110℃×24h |
MPa |
50 |
60 |
70 |
70 |
|
1150℃×3h |
70 |
80 |
90 |
90 |
||
|
体积密度 BD |
110℃×24h |
g/cm3 |
2.4 |
2.5 |
2.6 |
2.6 |
|
线变化率 PLC |
110℃×24h |
％ |
±0.1 |
±0.1 |
±0.1 |
±0.1 |
Precast brick spec 4 :
|
牌 号 ITEM |
HD-CH1 |
HD-CH2 |
HD-CH3 |
|
|
化学成分 CHEM （%） ≥ |
Al2O3+Cr2 O3 |
90 |
— |
90 |
|
Al2O3+Zr O2 |
— |
93 |
— |
|
|
Al2O3+Cr2O3+Zr O2 |
- |
95 |
- |
|
|
体积密度 BD （g/cm3） ≥ |
110℃ × 24h |
3.2 |
3.3 |
3.0 |
|
抗折强度 MOR （MPa） ≥ |
110℃ × 24 h |
10 |
10 |
10 |
|
1500℃ × 3 h |
12 |
12 |
12 |
|
|
耐压强度 CCS （MPa） ≥ |
110℃ × 24 h |
40 |
40 |
30 |
|
1500℃ × 3 h |
100 |
100 |
80 |
|
|
线变化率 PLC （%） ≤ |
110℃ × 24 h |
±0.1 |
±0.1 |
±0.1 |
|
1500℃ × 3 h |
+0.3～-0.5 |
+0.3～-0.5 |
+0.3～-0.5 |
|
Precast brick spec 5 :
| 牌 号 | HD-DYZ1 | HD-DYZ2 | HD-DYZ3 | HD-DYZ4 | |
| 化学成分 | Al2O3+MgO(%) ≥ | 80 | 90 | ---- | ---- |
| chem | Al2O3+Mgo+Cr2O3(%) ≥ | ---- | ---- | 85 | 90 |
| 体积密度 | 110℃×24h | 2.8 | 2.8 | 2.9 | 3 |
| BD | |||||
| (g/cm3) ≥ | |||||
| 抗折强度MOR (MPa)? ≥ | 110℃×24h | 7 | 8 | 7 | 8 |
| 1500℃ × 3 h | 10 | 10 | 10 | 12 | |
| 耐压强度CCS | 110℃×24h | 40 | 45 | 40 | 54 |
| (MPa) ≥ | 1500℃ × 3 h | 50 | 60 | 60 | 70 |
