Type:We can supply High alumina low cement castable,Mullite low cement castable,Corundum low cement castable,High alumina self flowing castable,Mullite self flowing castable,Corundum self flowing castable,AZS Castable,Zircon-Mullite Castable,Zircon-mullite Ramming Mix etc.
Advantage:Our High alumina low cement castable: with high mechanical strength and good thermal shock resistance, good abrasion resistant,good density,easy to construct,more monolithic.
Application: they are widely used in various kinds of kiln lining.Such as boiler, blast furnace hot blast stove, heating furnace, ceramic kiln, cement rotary kiln,power plant wall etc
Specification:
High alumina low cement monolithic refractory castable
Product Index |
LCC-50 |
LCC-55 |
LCC-60 |
LCC-65 |
LCC-70 |
LCC-75 |
LCC-80 |
|
Chemical composition |
Al2O3 % ≥ |
50 |
55 |
60 |
65 |
70 |
75 |
80 |
SiO2 % ≤ |
42 |
40 |
34 |
30 |
23 |
19 |
12 |
|
CaO % ≤ |
2.0 |
2.0 |
2.0 |
2.0 |
2.0 |
2.0 |
2.0 |
|
Bulk density g/cm3 ≥ |
2.20 |
2.25 |
2.45 |
2.50 |
2.60 |
2.65 |
2.80 |
|
Cold crushing strength Mpa ≥ |
110℃×24h |
40 |
50 |
55 |
60 |
70 |
76 |
85 |
1100℃×3h |
55 |
65 |
70 |
70 |
80 |
84 |
90 |
|
1500℃×3h |
55 |
65 |
70 |
70 |
80 |
80 |
90 |
|
Modulus of rupture Mpa ≥ |
110℃×24h |
6 |
6 |
6 |
7 |
8 |
10 |
11 |
1100℃×3h |
9 |
9 |
9 |
10 |
11 |
11 |
11 |
|
1500℃×3h |
10 |
10 |
10 |
10 |
11 |
11 |
11 |
|
Reheating linear change % ≤ |
1100℃×3h |
0.1 |
0.1 |
0.1 |
0.1 |
0.1 |
0.1 |
0.1 |
1500℃×3h |
0.3 |
0.3 |
0.3 |
0.3 |
0.3 |
0.3 |
0.3 |
|
Construction water % |
7-8 |
7-8 |
7-8 |
7-8 |
7-8 |
7-8 |
7-8 |
|
Max working temperature ℃ |
1500 |
1600 |
1600 |
1600 |
1600 |
1650 |
1700 |