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Help CenterMullite Insulating Brick and High Strength High-alumina Insulating Brick
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Specifications
Refractory Clay insulating brickinsulating brick for coke oven
High-alumina insulating brick
Refractory Clay insulating brick
insulating brick Specifications
insulating brick with ISO9001 certificate,refractory brick with performance of high cold crushing strength
Item |
NG-1.3 |
NG-1.2 |
NG-1.1 |
NG-1.0- |
NG-0.8 |
NG-0.6 |
NG-0.4 |
Bulk density / (g/cm3) |
1.3 |
1.2 |
1.1 |
1.0 |
0.8 |
0.6 |
0.4 |
Cold crushing strength / Mpa |
5.0 |
4.5 |
4.0 |
3.5 |
3.0 |
2.0 |
1.0 |
Permanent linear change temp. less than 2%,.C |
1350 |
1350 |
1350 |
1350 |
1250 |
1200 |
1150 |
|
Thermal conductivity / W/m.k 350.C+25 |
0.22 |
0.5 |
0.45 |
0.44 |
0.35 |
0.25 |
0.2
|
|
Item
Brand |
Unit |
GM23 |
GM26 |
GM28 |
|||
Spec. |
Range |
Spec. |
Range |
Spec. |
Range |
||
Classfied temperature |
°C |
1260 |
--- |
1430 |
--- |
1540 |
--- |
Bulk Density |
g/cm3 |
0.55 |
±0.03 |
0.78 |
±0.03 |
0.88 |
±0.03 |
C.C.S |
MPa |
1.2 |
±0.3 |
1.6 |
±0.3 |
2.1 |
±0.3 |
R.L.C |
% |
1230°C -0.50 |
--- |
1400°C -0.50 |
--- |
1510°C 0.53 |
--- |
|
Thermal conductivity w/m.k |
400°C |
0.14 |
±0.01 |
0.27 |
±0.01 |
0.32 |
±0.01 |
600°C |
0.16 |
±0.01 |
0.29 |
±0.01 |
0.34 |
±0.01 |
|
800°C |
0.18 |
±0.01 |
0.31 |
±0.01 |
0.36 |
±0.01 |
|
1000°C |
0.20 |
±0.01 |
0.33 |
±0.01 |
0.38 |
±0.01 |
|
M.O.R |
MPa |
0.9 |
±0.15 |
1.5 |
±0.15 |
1.7 |
±0.15 |
Chemical Analysis |
% |
||||||
Al2O3 |
37 |
58 |
66 |
||||
SiO2 |
--- |
--- |
|||||
Fe2O3 |
≤1.0 |
≤1.0 |
≤1.0 |
||||
TiO2 |
--- |
--- |
--- |
||||
Tolerance |
>250mm ±1.0mm <250mm ±0.5mm Corner edge damage:a+b+c<30mm |
||||||
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