Product |
High alumina quick dry explosion-proof series refractory castables |
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Brand |
JC-DAB2
|
JC-DAB1
|
JC-DAB |
|
Maximum service temperature |
1500 |
1550 |
1600 |
|
Bulk density(kg/m3) |
110?榴imes;24h≥ |
2550 |
2700 |
2700 |
Chemical composition(%) |
Al2O3≥ |
70 |
75 |
75 |
SiO2+SiC≥ |
?M |
?M |
80 |
|
Cold modulus of ruptuer (MPa) |
110?榴imes;24h≥ |
10 |
12 |
12 |
1100?榴imes;3h≥ |
12 |
12 |
12 |
|
Cold crushing strength(MPa) |
110?榴imes;24h≥ |
100 |
100 |
110 |
1100?榴imes;3h≥ |
100 |
120 |
130 |
|
Linear change after heating(%) |
1100?榴imes;3h≤ |
-0.3 |
-0.3 |
-0.3 |
1350?榴imes;3h≤ |
?M |
-0.5 |
-0.5 |
|
Reference water addition for construction(%) |
6~7 |
6~7 |
6~7 |
|
Construction method |
Vibration |
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Service area |
Side wall of furnace door hood,cooler |
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Properties |
1??High early stage strength;short period of curing,demoulding and baking;explosion-resistant                                                2??Refractory steel fiber can be added as request and the brands of should be JC-DAB2F,JC-DAB1F,and JC-DABF;better thermal shock resistance can be achieved. |
High alumina quick dry explosion-proof series refractory castables