Chosun Refractories A40 Special High-Density Gunning Castable

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Chosun Refractories A40 Special High-Density Gunning Castable
Categories:	Ceramic
Material Notes:	Information provided by Chosun Refractories via Korea Institute of Ceramic Engineering and Technology (KICET).
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Physical Properties	Metric	English	Comments

Bulk Density	2.18 g/cc @Temperature 1000 °C, Time 10800 sec	0.0788 lb/in³ @Temperature 1830 °F, Time 3.00 hour
	2.18 g/cc @Temperature 1350 °C, Time 10800 sec	0.0788 lb/in³ @Temperature 2460 °F, Time 3.00 hour
	2.21 g/cc @Temperature 110 °C, Time 86400 sec	0.0798 lb/in³ @Temperature 230 °F, Time 24.0 hour
Porosity	18 % @Temperature 110 °C, Time 86400 sec	18 % @Temperature 230 °F, Time 24.0 hour
	22 % @Temperature 1350 °C, Time 10800 sec	22 % @Temperature 2460 °F, Time 3.00 hour
	22.5 % @Temperature 1000 °C, Time 10800 sec	22.5 % @Temperature 1830 °F, Time 3.00 hour

Mechanical Properties	Metric	English	Comments
Modulus of Rupture	0.008829 GPa @Temperature 110 °C, Time 86400 sec	1.281 ksi @Temperature 230 °F, Time 24.0 hour
	0.00981 GPa @Temperature 1000 °C, Time 10800 sec	1.42 ksi @Temperature 1830 °F, Time 3.00 hour
	0.012753 GPa @Temperature 1350 °C, Time 10800 sec	1.8497 ksi @Temperature 2460 °F, Time 3.00 hour

Thermal Properties	Metric	English	Comments
Shrinkage	-0.100 % @Temperature 1000 °C, Time 10800 sec	-0.100 % @Temperature 1830 °F, Time 3.00 hour
	-0.0600 % @Temperature 110 °C, Time 86400 sec	-0.0600 % @Temperature 230 °F, Time 24.0 hour
	0.050 % @Temperature 1350 °C, Time 10800 sec	0.050 % @Temperature 2460 °F, Time 3.00 hour

Component Elements Properties	Metric	English	Comments
Al2O3	40 %	40 %
SiO2	45 %	45 %

Descriptive Properties
Main Applications	Blast furnace shaft
Material Required for Estimating (kg/m³)	2,300

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CCHOS229 / 124173

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