We supply High Alumina Refractory Fire Bricks ranging from 30% to 80% Alumina in all sizes and shapes. Our bricks are made by dry pressing method, and are fired in electronically controlled tunnel kilns.
|
Type |
Al2O3 % |
Fe2O3 % |
PCE OC |
A. P. % |
BD gm/cc |
CCS Kg/Cm2 |
RUL (TA) |
% PLC @ oC/hrs Max. |
|
HE30 |
30 |
1.80 |
29 |
26 |
1.90 |
250 |
1300?C |
±1.50 @ 1350/2 hrs |
|
HE35 |
35 |
2.10 |
30 |
25 |
2.00 |
300 |
1350?C |
±0.75 @ 1350/2hrs |
|
HE40 |
40 |
2.00 |
31 |
23 |
2.05 |
300 |
1400?C |
±0.50 @ 1400/2 hrs |
|
HE42 |
42 |
2.20 |
32 |
25 |
2.10 |
300 |
1410?C |
±0.50 @ 1410/2 hrs |
|
HE50 |
50 |
2.75 |
33 |
22 |
2.30 |
400 |
1420?C |
±1.00 @ 1450/2 hrs |
|
HE55 |
55 |
2.75 |
33 |
21 |
2.40 |
425 |
1430?C |
±1.25 @ 1450/2 hrs |
|
HE55-LF |
55 |
1.80 |
34 |
21 |
2.40 |
500 |
1450?C |
±1.00 @ 1450/2 hrs |
|
HE60 |
60 |
2.70 |
34 |
20 |
2.50 |
450 |
1450?C |
±1.50 @ 1450/2 hrs |
|
HE70 |
70 |
3.10 |
36 |
19 |
2.65 |
550 |
1470?C |
±1.50 @ 1500/2 hrs |
|
HE80 |
80 |
2.75 |
37 |
18 |
2.75 |
600 |
1480?C |
±2.50 @ 1500/2 hrs |