Phosphate bonded 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 |
GP-80 |
GP-70 |
LP-70 |
LP-55 |
NP-45 |
|
|
Al2O3,% |
≥80 |
≥70 |
≥70 |
≥55 |
≥45 |
|
|
Refractoriness,℃ |
≥1850 |
≥1830 |
≥1790 |
≥1790 |
≥1750 |
|
|
Bonding MOR,MPa |
110℃×24h After drying |
≥2.0 |
≥2.0 |
≥2.0 |
≥2.0 |
≥2.0 |
|
After sintering |
1500℃ ×3h ≥6.0 |
1450℃ ×3h ≥5.9 |
1400℃ x3h ≥6.0 |
1400℃x3h ≥5.9 |
1200℃ ×3h ≥6.0 |
|
|
0.20MPa RUL(T2.0)，℃ |
≥1600 |
≥1550 |
≥1320 |
≥1300 |
≥1200 |
|
|
PLC.% |
1500℃ x3h 0~+1.0 |
/ |
||||
|
Bonding time,min |
1~3 |
|||||
|
Grain size,% |
+0.5mm |
≤1 |
||||
|
-0.074mm |
≥50 |
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Key words:
Phosphate bonded Refractory Mortar
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