COI Ceramics Sylramic™ S400 Silicon Carbide Ceramic Matrix Composite, Carbon

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COI Ceramics Sylramic™ S400 Silicon Carbide Ceramic Matrix Composite, Carbon
Categories:	Ceramic; Carbide; Ceramic Matrix Composite
Material Notes:	Description: Engineered ceramic composite structures for a broad range of industries and applications. Reinforcing Fiber Flexibility: S400 - Carbon Preceramic Polymer Matrix Precursors: S400 - Crystalline (SiC + Si3N4) or SiC Physical Attributes: Dense Matrix (<5%), High Temperature Capability, Good Matrix Dominated Properties and Wear Resistance Typical Applications: Commercial Aviation Exhaust, Military Aircraft Propulsion Exhaust, Industrial Information from COI Ceramics, Inc.
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Physical Properties	Original Value	Comments

Bulk Density	2.10 g/cc

Mechanical Properties	Original Value	Comments
Tensile Strength	5.52 MPa	Interlaminar
	290 MPa
Tensile Strength, Yield	14.3 ksi
Tensile Stress at Strain	12.5 ksi @Strain 0.1 %
	19.5 ksi @Strain 0.2 %
	23.0 ksi @Strain 0.3 %
	30.0 ksi @Strain 0.4 %
	38.0 ksi @Strain 0.5 %
	44.0 ksi @Strain 0.6 %
Elongation at Break	0.53 %
Tensile Modulus	110 GPa
Flexural Strength	35.0 ksi	4 point
Shear Strength	27.6 MPa	Short Beam

Thermal Properties	Original Value	Comments
CTE, linear	2.60 µm/m-°C @Temperature 20.0 - 1200 °C

Descriptive Properties
Nominal Fiber Volume (%)	40

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CCOIC006 / 122046

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