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Pyrotek Pyrocast ALF3 Low Cement Refractory Castable

Category Ceramic , Oxide , Aluminum Oxide , Silicon Oxide
Manufacturer Pyrotek, Inc.
Trade Name Pyrocast
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Pyrotek Pyrocast ALF3 Low Cement Refractory Castable.pdf
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Material Notes:
Pyrocast ALF3 is a low cement castable with a high-purity mullite base. It is suited for applications exposed to high erosion or aggressive alloys and/or atmospheres.ApplicationsAluminum melting and holding furnace linings Aluminum transfer launders Transfer ladles AdvantagesOutstanding hot strength High abrasion resistance Information provided by Pyrotek.
Physical Properties Metric English Comments
Density 2.691 g/cc
0.09722 lb/in³
Mechanical Properties Metric English Comments
Modulus of Rupture 0.0438 GPa

@Temperature 816 °C
6.35 ksi

@Temperature 1500 °F
Hot
0.0200 GPa

@Treatment Temp. 110 °C
2.90 ksi

@Treatment Temp. 230 °F
fired and cooled
0.0300 GPa

@Treatment Temp. 954 °C
4.35 ksi

@Treatment Temp. 1750 °F
fired and cooled
Thermal Properties Metric English Comments
Thermal Conductivity 1.63 W/m-K

@Temperature 260 °C
11.3 BTU-in/hr-ft²-°F

@Temperature 500 °F
1.66 W/m-K

@Temperature 538 °C
11.5 BTU-in/hr-ft²-°F

@Temperature 1000 °F
1.70 W/m-K

@Temperature 816 °C
11.8 BTU-in/hr-ft²-°F

@Temperature 1500 °F
1.89 W/m-K

@Temperature 1093 °C
13.1 BTU-in/hr-ft²-°F

@Temperature 1999 °F
Maximum Service Temperature, Air 1704 °C
3099 °F
Shrinkage 10.1 %

@Temperature 954 °C
10.1 %

@Temperature 1750 °F
Linear
Component Elements Properties Metric English Comments
Al2O3 69.85 %
69.85 %
Alkalis 0.22 %
0.22 %
CaO 1.92 %
1.92 %
Fe2O3 0.98 %
0.98 %
MgO 0.11 %
0.11 %
SiO2 24.36 %
24.36 %
TiO2 1.43 %
1.43 %
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