Chosun Refractories AU1 Blast Furnace Runner Refractory

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Chosun Refractories AU1 Blast Furnace Runner Refractory
Categories:	Ceramic; Oxide; Aluminum Oxide
Material Notes:	Information provided by Chosun Refractories via Korea Institute of Ceramic Engineering and Technology (KICET).
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Physical Properties	Original Value	Comments

Bulk Density	2.75 g/cc @Temperature 1450 °C, Time 7200 sec
	2.80 g/cc @Temperature 110 °C, Time 86400 sec
Porosity	17.3 % @Temperature 110 °C, Time 86400 sec
	27.5 % @Temperature 1450 °C, Time 7200 sec

Mechanical Properties	Original Value	Comments
Modulus of Rupture	0.0024525 GPa @Temperature 110 °C, Time 86400 sec
	0.0067689 GPa @Temperature 1450 °C, Time 10800 sec
Compressive Strength	105 kg(f)/cm² @Treatment Temp. 110 °C, Time 86400 sec	Cold Crushing Strength
	281 kg(f)/cm² @Treatment Temp. 1450 °C, Time 7200 sec	Cold Crushing Strength

Thermal Properties	Original Value	Comments
Shrinkage	-0.0500 % @Temperature 1450 °C, Time 7200 sec

Component Elements Properties	Original Value	Comments
Al2O3	70 %
SiC	15 %
SiO2	4.0 %

Descriptive Properties
Chemical Analysis(%),FC	3
Installation Method	Casing Vibrating
Main Applications	Main runner Metal Zone
Material Required for Estimating (kg/m³)	2,800
Water Required for Casting(%)	6.5

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CCHOS266 / 124210

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