High Alumina Refractory Brick
Specifications
Refractory brick manufacturerfireclay/high alumina
Type:LDRL-135,LDRL-140,LDRL-145.
Al2O3: 70%
size:230x114x65/7
Refractory brick is dense shaped refractory material. With high refractoriness and mechanical behavior under high temperature, refractory brick is the necessary material of high-temperature services, mainly used for industrial furnaces and kilns and thermal equipment.
Tech Data
Item |
LDRL-135 |
LDRL-140 / LDRL-145 |
||||
Srandard |
Typical |
Standard |
Typical |
Standard |
Typical |
|
Al2O3 (%) ≥ |
70 |
73.8 |
80 |
74.17 |
70 |
74.20 |
Refractoriness (oC) ≥ |
1790 |
1790 |
1790 |
1790 |
1790 |
1790 |
Refractoriness under Load, oC,0.2MPa ≥ |
1560 |
1620 |
1600 |
1700 |
1600 |
1700 |
creep rate(0.2MPa,50h) |
1350 |
|
1400 |
|
1450 |
|
0.8 |
0.56 |
0.8 |
0.55 |
0.6 |
0.563 |
|
Porosity (%)≤ |
20(22) |
17 | 20(22) |
17 |
19(21) |
17 |
Cold Crushing Strength, MPa≥ |
60(50) |
70 |
60(50) |
95 |
70(60) |
100 |
.
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