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Zircar Ceramics ZIRALCAST 95 Alumina Refractory Castable

Category Ceramic , Oxide , Aluminum Oxide
Manufacturer Zircar Ceramics
Trade Name ZIRALCAST
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Zircar Ceramics ZIRALCAST 95 Alumina Refractory Castable.pdf
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Material Notes:
Hydraulically setting castable refractory containing high purity fused alumina "bubbles". This low density castable can be used like concrete and produces ceramic bodies useful in a range of applications with temperatures to 1800°C (3272°F).Information provided by Zircar Ceramics.
Physical Properties Metric English Comments
Density 1.39 g/cc
0.0502 lb/in³
After firing to 540°C
1.41 g/cc
0.0509 lb/in³
After firing to 1480°C
1.52 g/cc
0.0549 lb/in³
As Cast
Particle Size 5000 µm
5000 µm
Mechanical Properties Metric English Comments
Modulus of Rupture 0.00330 GPa

@Temperature 315 °C
0.479 ksi

@Temperature 599 °F
0.00576 GPa

@Temperature 1480 °C
0.835 ksi

@Temperature 2700 °F
Thermal Properties Metric English Comments
Thermal Conductivity 0.710 W/m-K

@Temperature 1038 °C
4.93 BTU-in/hr-ft²-°F

@Temperature 1900 °F
0.930 W/m-K

@Temperature 1671 °C
6.45 BTU-in/hr-ft²-°F

@Temperature 3040 °F
0.990 W/m-K

@Temperature 93.0 °C
6.87 BTU-in/hr-ft²-°F

@Temperature 199 °F
Shrinkage -0.300 %

@Temperature 1480 °C
-0.300 %

@Temperature 2700 °F
0.100 %

@Temperature 315 °C
0.100 %

@Temperature 599 °F
Component Elements Properties Metric English Comments
Al2O3 95.3 %
95.3 %
CaO 3.7 %
3.7 %
Fe2O3 0.10 %
0.10 %
SiO2 0.40 %
0.40 %
Processing Properties Metric English Comments
Dry Time 1 - 4 hour
1 - 4 hour
Hydraulic Set Time, Initial
7 - 10 hour
7 - 10 hour
Hydraulic Set Time, Final
Descriptive Properties Value Comments
Water of Hydration 11-17 wt%
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