Product |
High alumina high strength refractory castables |
||||
Brand |
JC-15 |
JC-15B |
JC-16 |
JC-16K |
|
Maximum service temperature |
1400 |
1500 |
1500 |
1600 |
|
Bulk density(kg/m3) |
110?榴imes;24h≥ |
2450 |
2600 |
2550 |
2700 |
Chemical composition
(%)
|
Al2O3≥ |
65 |
75 |
72 |
75 |
SiO2≤ |
30 |
20 |
25 |
?? |
|
Cold modulus of ruptuer(MPa) |
110?榴imes;24h≥ |
8 |
10 |
10 |
10 |
1100?榴imes;3h≥ |
8 |
10 |
12 |
11 |
|
Cold crushing strength (MPa) |
110?榴imes;24h≥ |
80 |
100 |
80 |
100 |
1100?榴imes;3h≥ |
80 |
100 |
110 |
100 |
|
Linear change after heating(%) |
1100?榴imes;3h≤ |
-0.5 |
±0.5 |
-0.5 |
±0.5 |
Reference water addition for construction (%) |
6~7 |
6~7 |
6~7 |
6~7 |
|
Construction method |
Vibration |
||||
Service area |
Back of cooler |
Cooler lining |
Preheater,decomposition furnace |
Furnace door hood,decomposition furnace,cooler lining |
|
Properties |
Refractory steel fiber can be added as request and the brands of should be JC-15F??JC-15BF??JC-16K and JCF-16K;Good monolithic property can be achieved. |
High alumina high strength series refractory castables