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Aremco Ceramacast™ 645-N High Temperature Potting & Casting Material Silica

Category Ceramic , Oxide , Silicon Oxide , Potting/Casting Ceramic
Manufacturer Aremco
Trade Name Ceramacast™
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Aremco Ceramacast™ 645-N High Temperature Potting & Casting Material Silica.pdf
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Material Notes:
Castable ceramic with low thermal conductivity.
Physical Properties Metric English Comments
Bulk Density 1.32 g/cc
0.0476 lb/in³
Powder
Porosity <= 5.0 %
<= 5.0 %
pH 2.0 - 3.0
2.0 - 3.0
Viscosity 10000 cP
10000 cP
Mechanical Properties Metric English Comments
Compressive Strength 48.3 MPa
7000 psi
Thermal Properties Metric English Comments
CTE, linear 2.70 µm/m-°C

@Temperature 20.0 °C
1.50 µin/in-°F

@Temperature 68.0 °F
Maximum Service Temperature, Air 1650 °C
3000 °F
Shrinkage <= 0.300 %

@Temperature 538 °C
<= 0.300 %

@Temperature 1000 °F
Electrical Properties Metric English Comments
Volume Resistivity 1.00e+9 ohm-cm
1.00e+9 ohm-cm
Dielectric Strength 11.8 kV/mm
300 kV/in
Processing Properties Metric English Comments
Dry Time >= 8 hour
>= 8 hour
Air dry
Cure Time 300 - 420 min
5.00 - 7.00 hour
2-4 hrs at 200°F; 3 hrs at 250°F
Pot Life 60 - 120 min
60 - 120 min
Shelf Life 12.0 Month
12.0 Month
Descriptive Properties Value Comments
Acid Resistance Good
attacked by HF
Alkali Resistance Good
Color Off White
Mix Ratio 100:18-20
powder:liquid
Moisture Resistance Good
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