Alumina-Reinforced PEI

Name: Alumina-Reinforced PEI
SKU: CRSM-0131

Cat No:CRSM-0131

Description

Highly thermally conductive ceramic-PEI composite for aerospace electronic heat sinks and structural dielectric components.

Datasheet

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Basic Information

Base Material	PEI
Reinforcement Type	Alumina Nanoparticles
Reinforcement Volume (%)	0.3
Density (g/cm³)	1.72
Tensile Strength (MPa)	115
Tensile Modulus (MPa)	8800
Elongation at Break (%)	2
Flexural Strength (MPa)	175
Flexural Modulus (MPa)	8200
Heat Deflection Temp (0.45MPa)	215
Glass Transition Temp (Tg)	217
Melting Point (°C)	-
Thermal Conductivity (W/mK)	2.2
Flame Retardancy (UL94)	V-0
Surface Resistivity (Ω)	10^16
Water Absorption (%)	0.25
Printing Temp (°C)	370-400
Bed Temp (°C)	140-160
Chamber Temp (°C)	120-150
Nozzle Type	Hardened Steel
Layer Height (mm)	0.15
Shrinkage Rate (%)	0.2
Continuous Use Temp (°C)	200
Impact Strength (kJ/m²)	10

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