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Chosun Refractories RGM-20 Blast Furnace Runner Refractory

Category Ceramic , Oxide , Aluminum Oxide
Manufacturer Chosun Refractories
Trade Name
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Chosun Refractories RGM-20 Blast Furnace Runner Refractory.pdf
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Material Notes:
Information provided by Chosun Refractories via Korea Institute of Ceramic Engineering and Technology (KICET).
Physical Properties Metric English Comments
Bulk Density 2.40 g/cc

@Temperature 1450 °C,
Time 7200 sec
 0.0867 lb/in³

@Temperature 2640 °F,
Time 2.00 hour
2.50 g/cc

@Temperature 110 °C,
Time 86400 sec
 0.0903 lb/in³

@Temperature 230 °F,
Time 24.0 hour
Porosity 24.3 %

@Temperature 110 °C,
Time 86400 sec
 24.3 %

@Temperature 230 °F,
Time 24.0 hour
27.2 %

@Temperature 1450 °C,
Time 7200 sec
 27.2 %

@Temperature 2640 °F,
Time 2.00 hour
Mechanical Properties Metric English Comments
Modulus of Rupture 0.0074556 GPa

@Temperature 110 °C,
Time 86400 sec
 1.0814 ksi

@Temperature 230 °F,
Time 24.0 hour
0.00981 GPa

@Temperature 1450 °C,
Time 10800 sec
 1.42 ksi

@Temperature 2640 °F,
Time 3.00 hour
Compressive Strength 13.6 MPa

@Temperature 110 °C,
Time 86400 sec
 1980 psi

@Temperature 230 °F,
Time 24.0 hour
 Cold Crushing Strength
28.7 MPa

@Temperature 1450 °C,
Time 7200 sec
 4170 psi

@Temperature 2640 °F,
Time 2.00 hour
 Cold Crushing Strength
Thermal Properties Metric English Comments
Shrinkage -0.220 %

@Temperature 1450 °C,
Time 7200 sec
 -0.220 %

@Temperature 2640 °F,
Time 2.00 hour
Component Elements Properties Metric English Comments
Al2O3 64 %
64 %
SiC 16 %
16 %
Descriptive Properties Value Comments
Installation Method Spray
Main Applications Main runner Gunning Material
Material Required for Estimating (kg/?) 2,500
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