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Nozzle Brick
Raw material of tundish nozzle brick:Corundum&graphite,chrome&corundum,magnesia sand&bauxite,additive. Features and advantages:Good thermal stability.High strength resistance to corrosion.
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High alumina brick
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Refractory mortar is also as known as joint filler,it is composed of a certain particle ratio of refractory powder, binder and additive, pour water or liquid binder to tune into a paste.
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Steel ladle seating block tundish seating block carbon block,carbonaceous material and zirconia-containing material as main raw materials,adds in high performance antioxidants,uses phenolic resin as binder,formed under high-presser and burned under high temperature.
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Slide gate brick
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Raw material of tundish nozzle brick:
Corundum&graphite,chrome&corundum,magnesia sand&bauxite,additive.
Features and advantages:
It is a molten steel control device of continuous casting machine in the process of casting ,it could precisely adjust the molten steel flow rate that from ladle to continuous casting tundish to balance the inflows and outflows of molten steel,which makes it easier to control the continuous casting operation.
Items
Corundum
MgO-C
MgO(%) min
-
76
Al2O3 (%) min
90
-
C(%)min
-
14
Apparent Porosity, %, max
15
3
bulk density, min
2.95
2.98
Cold Crushing Strength, Mpa, min
50
40