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Ceradyne Thermo-Sil® Isomolded™ Fused Silica

Category	Ceramic , Oxide , Silicon Oxide
Manufacturer	Ceradyne Advanced Ceramics
Trade Name	Thermo-Sil®
Port	Ningbo port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Ceradyne Thermo-Sil® Isomolded™ Fused Silica.pdf
Price	EMAIL US sales@lookpolymers.com

Material Notes:

Fused Silica is an excellent thermal insulator with an extremely low coefficient of thermal expansion. It is excellent for thermal shock applications. The key characteristics of this material are:High Thermal Shock Resistance Radio wave, IR & Microwave Transparent Information provided by Ceradyne Company

Physical Properties	Metric	English	Comments
Bulk Density	2.00 - 2.04 g/cc	0.0723 - 0.0737 lb/in³
Water Absorption	3.0 - 4.0 %	3.0 - 4.0 %	ASTM C20
Porosity	7.0 - 8.0 %	7.0 - 8.0 %	ASTM C20
Crystallinity	<= 2.0 %	<= 2.0 %

Mechanical Properties	Metric	English	Comments
Modulus of Elasticity	34.5 GPa	5000 ksi
Modulus of Rupture	0.0103 - 0.0124 GPa	1.49 - 1.80 ksi	ASTM C133
Flexural Strength	10.3 - 12.4 MPa	1490 - 1800 psi
Compressive Strength	69.0 - 82.8 MPa	10000 - 12000 psi	ASTM C133

Thermal Properties	Metric	English
CTE, linear	0.600 µm/m-°C @Temperature 20.0 °C	0.333 µin/in-°F @Temperature 68.0 °F
Specific Heat Capacity	0.630 J/g-°C @Temperature 800 °C	0.151 BTU/lb-°F @Temperature 1470 °F
	1.00 J/g-°C @Temperature 20.0 °C	0.239 BTU/lb-°F @Temperature 68.0 °F
Thermal Conductivity	0.840 W/m-K	5.83 BTU-in/hr-ft²-°F
Shrinkage	0.0 % @Temperature 1100 °C	0.0 % @Temperature 2010 °F

Optical Properties	Metric	English	Comments
IR Transmittance	90 %	90 %	transparent; thickness not quantified
UV Transmittance	90 %	90 %	transparent; thickness not quantified

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