| Product |
RF-HEX-RE
|
RF-KX-RE |
RF-D90X |
RF-D80X-RE |
| Raw materials |
High alumina bricks |
High-quality chamotte |
Silicon carbide |
Silicon carbide |
| Max operating temperature(°C) |
1600 |
1550 |
|
|
| Fill factor(t/m3) |
2.52 |
2.30 |
2.54 |
2.62 |
| Water additions(wt%) |
6.0 - 7.0 |
6.0 - 7.0 |
7.5 - 8.5 |
6.0 - 7.0 |
| Chemical composition(%) |
SiO2 |
34 |
50 |
3 |
6 |
| Al2O3 |
61 |
44 |
5 |
10 |
| SiC |
|
|
89 |
80 |
| Bulk specific gravity |
110°Cx24hrs. |
2.52 |
2.30 |
2.54 |
2.62 |
| ( )Temp.x3hrs. |
2.47
(1400) |
2.31
(1400) |
2.56
(1200) |
2.61
(1200) |
Compressive strength
( )Bending strength
(MPa) |
110°Cx24hrs. |
44
(8) |
64
(13) |
15
(5) |
65
(14) |
| 1000°Cx3hrs. |
74
(11) |
103
(16) |
98
(27) |
147
(29) |
| 1200°Cx3hrs. |
|
|
98
(20) |
142
(27) |
| 1300°Cx3hrs. |
|
|
|
|
| 1400°Cx3hrs. |
88
(14) |
113
(19) |
|
|
| Premanent linear change(%) |
110°Cx24hrs. |
0 |
0 |
0 |
0 |
| ( )Temp.x3hrs. |
0.2
(1400) |
-0.3
(1400) |
-0.02
(1200) |
-0.2
(1200) |
| Porosity(%) |
110°Cx24hrs. |
12 |
9 |
16 |
12 |
| 1000°Cx3hrs. |
16 |
16 |
18 |
15 |
| 1200°Cx3hrs. |
|
|
17 |
14 |
| 1300°Cx3hrs. |
|
|
|
|
| 1400°Cx3hrs. |
17 |
16 |
|
|
| Thermal expansion(%) |
at1000°C |
0.6 |
0.45 |
0.25 |
0.25 |
Thermal conductivity
(W/mK) |
at500°C |
2.4 |
1.7 |
9.0 |
9.0 |
| at1000°C |
2.7 |
2.0 |
10.2 |
10.0 |
| Standard package quantity(kg) |
25 |
25 |
25 |
25 |
| Typical applications |
Types of kilns,
Spalling resistance |
Types of kilns |
Types of kilns,
Rack for ceramics |
Types of kilns,
Boiler |
