Fireclay Refractory Mortar
Categories：
Adventitious Refractory Material
Email：fuhaoyejin2024@163.com
According to the actual production situation of reheating furnace and combined with the new technology of refractory material, FUHAO developed the quick dry explosion-proof self pouring castable and designed the " hot repair technology solution ofreheating furnace ". The solution can be used to repair the damaged part of the steel rolling reheating furnace lining. when the · lining is found damaged, the repairing only takes about 72 hours from reduce the output and cooling down to restart production.
|
Item/Index |
NN-30 |
NN-38 |
NN-42 |
NN-45A |
NN-45B |
|
|
Al2O3,% |
≥30 |
≥38 |
≥42 |
≥45 |
≥45 |
|
|
Refractoriness.℃ |
≥1630 |
≥1690 |
≥1710 |
≥1730 |
≥1730 |
|
|
Bonding CMOR,MPa |
110℃×24h After drying |
≥1.0 |
≥1.0 |
≥1.0 |
≥1.0 |
≥2.0 |
|
1200℃×3h After sintering |
≥3.0 |
≥3.0 |
≥3.0 |
≥3.0 |
≥6.0 |
|
|
0.20MPa RUL（T2.0)，℃ |
/ |
≥1200 |
||||
|
PLC,% |
1200℃×3h After sintering |
+1 ~-3 |
|
|||
|
1300℃×3h After sintering |
/ |
+1~-5 |
||||
|
Bonding time,min |
1 ~ 3 |
|||||
|
Grain size,% |
-1.0mm |
100 |
||||
|
+0.5mm |
≤2 |
|||||
|
-0.074mm |
≥50 |
|||||
Key words:
Fireclay Refractory Mortar
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