Carbon Printers CE 221 Cyanate Ester

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Carbon Printers CE 221 Cyanate Ester
Categories:	Polymer; 3D Printing/Additive Manufacturing Polymer; Thermoplastic
Material Notes:	CE 221 is a high performance material with excellent strength, stiffness, and temperature resistance (231 °C). Information provided by Carbon®
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Physical Properties	Original Value	Comments

Density	1.15 g/cc
	1.21 g/cc
Water Absorption	0.55 %	long term; ASTM D570
	0.21 % @Time 86400 sec	ASTM D570

Mechanical Properties	Original Value	Comments
Hardness, Shore D	92	ASTM D2240
Tensile Strength, Ultimate	79.0 - 105 MPa	Type V, 1 mm/min; ASTM D638
Elongation at Break	2.5 - 4.1 %	Type V, 1 mm/min; ASTM D638
Tensile Modulus	3730 - 4010 MPa	Type V, 1 mm/min; ASTM D638
Flexural Strength	104 - 158 MPa	ASTM D790-A
Flexural Modulus	3667 - 3893 MPa @Strain 0.5 - 1 %	Chord; ASTM D790-B
Izod Impact, Notched	14.0 - 16.0 J/m	Machined; ASTM D256
Izod Impact, Unnotched	245 - 337 J/m	ASTM D4812
Charpy Impact, Notched	1.01 - 1.45 kJ/m²	ISO 179-1/1eA
Taber Abrasion, mg/1000 Cycles	36 @Load 1.00 kg	CS-17, 100 % vacuum; ASTM D4060

Electrical Properties	Original Value	Comments
Volume Resistivity	2.24e+14 ohm-cm	ASTM D257
Dielectric Constant	3.12 @Frequency 1000 Hz	ASTM D150
Dielectric Strength	22.0 kV/mm	ASTM D149
Dissipation Factor	0.00456 @Frequency 1000 Hz	ASTM D150

Thermal Properties	Original Value	Comments
CTE, linear	52.0 µm/m-°C @Temperature -60.0 - 100 °C	ASTM E831
	90.0 µm/m-°C @Temperature 100 - 180 °C	ASTM E831
	147 µm/m-°C @Temperature 180 - 200 °C	ASTM E831
Specific Heat Capacity	1.17 J/g-°C	ASTM E1269
Thermal Conductivity	0.167 W/m-K	ASTM C518
Deflection Temperature at 0.46 MPa (66 psi)	231 °C	ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	201 °C	ASTM D648

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PCARBP017 / 255849

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