Celanese Celanex® 7700 Polyester (PBT), 35% Glass/Mineral

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Celanese Celanex® 7700 Polyester (PBT), 35% Glass/Mineral
Categories:	Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT); Polybutylene Terephthalate (PBT), Glass + Mineral Filled
Material Notes:	Flame retardant and low warp Information provided by Celanese Corporation.
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Physical Properties	Metric	English	Comments

Density	1.74 g/cc	0.0629 lb/in³	ASTM D792
Water Absorption	0.040 %	0.040 %	ASTM D570
Linear Mold Shrinkage, Flow	0.0060 cm/cm	0.0060 in/in

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell M	76	76	ISO 2039-2
Tensile Strength, Ultimate	90.0 MPa	13100 psi	ISO 527
Elongation at Break	3.0 %	3.0 %	ASTM D638
Flexural Strength	150 MPa	21800 psi	ISO 178
Flexural Modulus	12.0 GPa	1740 ksi	ISO 178
Izod Impact, Notched (ISO)	4.30 kJ/m²	2.05 ft-lb/in²	ISO 180/1A

Electrical Properties	Metric	English	Comments
Electrical Resistivity	>= 1.00e+16 ohm-cm	>= 1.00e+16 ohm-cm	ASTM D257
Dielectric Constant	3.7 @Frequency 1e+6 Hz	3.7 @Frequency 1e+6 Hz
Dielectric Strength	24.0 kV/mm @Thickness 3.17 mm	610 kV/in @Thickness 0.125 in	50% R.H.; ASTM D149
Dissipation Factor	0.0090 @Frequency 100 Hz	0.0090 @Frequency 100 Hz
Comparative Tracking Index	300 V	300 V	ASTM D3638

Thermal Properties	Metric	English	Comments
Deflection Temperature at 0.46 MPa (66 psi)	223 °C	433 °F	ISO 75
Deflection Temperature at 1.8 MPa (264 psi)	204 °C	399 °F	ISO 75
Flammability, UL94	V-0 @Thickness 0.800 mm	V-0 @Thickness 0.0315 in	UL94

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PHCT35 / 45675

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