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High strength super lighter weight unfired floating particle bricks
| 性能 |
指标 |
| 体积密度BD，g/cm3 |
0.28-0.32 |
| 耐压强度 CCS ，MPa |
≥4.5 |
重烧线变化≤2%的试验温度
Temperature with PLC≤2% ℃ |
900 |
导热系数W/m.k
Thermal conductivity(250±25℃) |
≤0.25 |
最高使用度 ℃
Maximum service temperature |
1300 |
使用范围
Applications |
流化床锅炉及各种锅炉保温
Heat insulating for CFB boilers and other kinds of boilers |
METALLURGY TRADE High aluminlum brick
| 种类ltem |
AL2O3 % |
Fe2O3
% |
显气孔率 %
Gas holelndicating rate |
耐压强度 CCS ，MPa |
耐火度℃
Fire-resistance |
荷重软化温度℃
Softening temperature at load |
重烧线变化%Veriation of re-burning line |
| General product |
50-60 |
/ |
≤22 |
40-54 |
1750-1790 |
1420-1520 |
(1500℃×2h)
+0.1~-0.4 |
| For biest furnace |
48-65 |
≤1.8 |
17-19 |
45-59 |
1750-1790 |
1450-1500 |
(1500℃×2h)
+0~-0.2 |
| For hat-air furnace |
50-65 |
/ |
≤23 |
40-49 |
1750-1790 |
1430-1500 |
(1500℃×2h)
+0.1~-0.4 |
| for electric furnece in ateel -making |
66-80 |
/ |
18-21 |
58.8-78.8 |
﹥1790 |
1520-1550 |
(1500℃×2h)
+0.1~-0.4 |
| Steel ladie |
50-75 |
/ |
21-24 |
≥39.2 |
1750-1790 |
1450-1510 |
(1500℃×2h)
+0.1~-0.4 |
| For steel caasting |
≥50 |
/ |
18-23 |
≥24.5 |
≥1750 |
1400-1450 |
(1450℃×2h)
+0.1~-0.4 |
ALUINIUM/CARBON BRICK SERIES
It is new product successfully applied in continuous casling .it is made of high aluminium content grog,magnesite and graphite with a little additives ,shaped at high pressure and then through heat treatment at low temperature .we can have various kinds of aiu-minium/carbon brick with differials of different purity and binders ,featuring for their anticorrosion .anti-peeling off ,mean erosion and sasfe application ,adhering less slag ,etc.
physical＆chemical lndex
| 项目ltem |
高档High grade |
中档 Medium grade |
| TMC-G |
TMC-Z |
| Ai2O3，%≥ |
65 |
62-65 |
| MgO%≥ |
14 |
12-14 |
| C %≥ |
10 |
6-9 |
| 气孔率%gas hole rate≤ |
6 |
10 |
| 体积密度BD,g/cm3≥ |
2.85 |
2.71-2.75 |
耐压强度
Pressure-resostamce,MPa |
65 |
35-40 |
荷重软化温度（0.2 MPa），℃
Softening temperature at load |
1620 |
1430-1480 |
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