High refractoriness
High-temperature endurable
Good corrosion resistance
Good thermal shock resistance
High mechanical strength
Good volume stability at high temperature
Technical Index:
|
Fire Clay Brick |
Lower Porosity clay brick |
|||
|
DK-32 |
DK-34 |
DK-15 |
DK-12 |
|
|
Al2O3 |
≥40 |
≥42 |
≥42 |
≥45 |
|
Refractoriness °C |
≥1710 |
≥1750 |
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|
0.2MPa Refractoriness under load °C |
≥1320 |
≥1400 |
≥1470 |
≥1500 |
|
Permanent liner change% |
1350°C×3h +0.2~-0.5 |
1400°C×2h +0.1~-0.4 |
-0.2~+0.4 |
+0.05~-0.1 |
|
Apparent Porosity % |
≤24 |
≤22 |
≤15 |
≤12 |
|
Cold crushing strength Mpa |
≥19.6 |
≥29.4 |
58.8 |
68 |
|
Bulk Density g/cm3 |
2.1 |
2.15 |
2.3 |
2.37 |
Common sizes:
|
Straight type |
Arch type |
Wedge type |
|
L×W×H (mm) 230×114×65 230×114×75 230×114×32 220×110×60 220×110×50 220×110×40 220×110×30 |
L×W×H/h (mm) 230×114×65/55 230×114×65/45 230×114×65/59 220×110×65/50 220×110×75/65 220×110×60/40 |
L×W×H/h (mm) 230×114×65/55 230×114×65/45 220×110×75/65 220×110×60/40 |
|
Other sizes according to customer requirements |
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