Ceradyne Ekatherm EKasin® S Gas Pressure Sintered Silicon Nitride (Si3N4)

Category	Ceramic , Nitride
Manufacturer	Ceradyne Advanced Ceramics
Trade Name	Ekatherm
Port	Shanghai port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Ceradyne Ekatherm EKasin® S Gas Pressure Sintered Silicon Nitride (Si3N4).pdf
Price	EMAIL US sales@lookpolymers.com

Material Notes:

EKatherm® Silicon Nitride is the state-of-the-art material for a wide variety of components used in Aluminum Alloy casting processes.Features: High Temperature Resistance High Thermal Shock Resistance Electrically Insulating Applications: Molten Metal Processing Chemical Processing Information provided by Ceradyne, Inc.

Physical Properties	Metric	English
Density	>= 3.24 g/cc	>= 0.117 lb/in³
Porosity	0.00 %	0.00 %
Weibull Modulus	25	25

Mechanical Properties	Metric	English	Comments
Vickers Microhardness	1450	1450	HV (0.3); kg/mm<sup>2</sup>
Abrasive Hardness	891	891	Abrasive Wear Resistance Parameter
Modulus of Elasticity	310 GPa	45000 ksi
Flexural Strength	700 MPa	102000 psi
Poissons Ratio	0.25	0.25
Fracture Toughness	7.00 MPa-m½	6.37 ksi-in½
Shear Modulus	124 GPa	18000 ksi	Calculated

Thermal Properties	Metric	English	Comments
CTE, linear	3.60 µm/m-°C @Temperature 20.0 - 1000 °C	2.00 µin/in-°F @Temperature 68.0 - 1830 °F
Thermal Conductivity	22.0 W/m-K	153 BTU-in/hr-ft²-°F

Electrical Properties	Metric	English	Comments
Electrical Resistivity	1.00e+12 ohm-cm	1.00e+12 ohm-cm

Descriptive Properties	Value	Comments
Purity, %	>92
Theoretical Density, %	>99.5
Thermal Shock Parameter, °C	605

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