Aremco Ceramacast™ 515 High Temperature Potting & Casting Aluminum Oxide

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Aremco Ceramacast™ 515 High Temperature Potting & Casting Aluminum Oxide
Categories:	Ceramic; Oxide; Silicon Oxide; Potting/Casting Ceramic
Material Notes:	Fine Grain, High Strength Potting Compound. Binder is K₂O-SiO₂ Cure: Step 1. Dry for 16–24 hours at room temperature. Step 2. Bake at 200ºF for 1–4 hours. Step 3. Bake at 250ºF for 1–4 hours. Step 4. Bake at 350ºF for 1 hour. Step 5. Final cure at 500ºF for 1 hour.
Vendors:	Aremco’s Ceramacast casting and potting compounds represent the most expansive line of products based on aluminum oxide, aluminum nitride, magnesium oxide, silicon dioxide, silicon carbide, zirconium oxide, and zirconium silicate for applications to 3000°F (1760°C). Visit us today at Aremco.com or call 1 (845) 268-0039 to speak with an engineer. Click here to view all available suppliers for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
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Physical Properties	Metric	English	Comments

Density	1.44 g/cc	0.0520 lb/in³
Porosity	<= 2.0 %	<= 2.0 %
pH	11 - 12	11 - 12
Viscosity	10000 cP	10000 cP	Mixed

Mechanical Properties	Metric	English	Comments
Compressive Strength	75.8 MPa	11000 psi

Electrical Properties	Metric	English	Comments
Volume Resistivity	1.00e+9 ohm-cm	1.00e+9 ohm-cm
Dielectric Strength	9.84 kV/mm	250 kV/in

Thermal Properties	Metric	English	Comments
CTE, linear	8.10 µm/m-°C @Temperature 20.0 °C	4.50 µin/in-°F @Temperature 68.0 °F
Maximum Service Temperature, Air	1650 °C	3000 °F
Shrinkage	<= 1 % @Temperature 538 °C	<= 1 % @Temperature 1000 °F

Processing Properties	Metric	English	Comments
Dry Time	20 - 24.0 hour	20 - 24.0 hour	Air dry prior to cure
Cure Time	300 - 420 min	5.00 - 7.00 hour	see notes
Pot Life	120 - 180 min	120 - 180 min
Shelf Life	12.0 Month	12.0 Month

Descriptive Properties
Acid Resistance	Good		attacked by HF
Alkali Resistance	Good
Binder	K2-SiO2
Color	White
Mix Ratio	100:12-14		powder:water
Moisture Resistance	Good

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CAREM46m / 256033

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