Celanese Rynite® 550HTE BK503 PET-GF50

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Celanese Rynite® 550HTE BK503 PET-GF50
Categories:	Polymer; Thermoplastic; Polyester, TP; Polyethylene Terephthalate (PET); Polyethylene Terephthalate (PET), 50% Glass Reinforced
Material Notes:	50% Glass Reinforced Polyethylene Terephthalate with Excellent High Temperature Dielectric Properties Former DuPont product acquired by Celanese in 2022.
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Physical Properties	Metric	English	Comments

Density	1.75 g/cc	0.0632 lb/in³	ISO 1183
Melt Density	1.56 g/cc @Temperature 285 °C	0.0564 lb/in³ @Temperature 545 °F
Linear Mold Shrinkage, Flow	0.0020 cm/cm	0.0020 in/in	ISO 294-4, 2577
Linear Mold Shrinkage, Transverse	0.0070 cm/cm	0.0070 in/in	ISO 294-4, 2577
Melt Flow	6.5 g/10 min @Load 10.0 kg, Temperature 280 °C	6.5 g/10 min @Load 22.0 lb, Temperature 536 °F	cm³/10min Volumetric; ISO 1133

Mechanical Properties	Metric	English	Comments
Tensile Strength at Break	190 MPa	27600 psi	ISO 527-1/-2
Elongation at Break	1.8 %	1.8 %	ISO 527-1/-2
Tensile Modulus	18.0 GPa	2610 ksi	ISO 527-1/-2
Flexural Strength	280 MPa	40600 psi	ISO 178
Flexural Modulus	16.0 GPa	2320 ksi	ISO 178
Poissons Ratio	0.33	0.33
Charpy Impact Unnotched	6.50 J/cm² @Temperature 23.0 °C	30.9 ft-lb/in² @Temperature 73.4 °F	ISO 179/1eU
Charpy Impact, Notched	1.10 J/cm² @Temperature 23.0 °C	5.23 ft-lb/in² @Temperature 73.4 °F	ISO 179/1eA

Electrical Properties	Metric	English	Comments
Dielectric Strength	30.0 kV/mm	762 kV/in	IEC 60243-1

Thermal Properties	Metric	English	Comments
Melting Point	251 °C	484 °F	10°C/min; ISO 11357-1/-3
Deflection Temperature at 1.8 MPa (264 psi)	235 °C	455 °F	ISO 75-1/-2
Glass Transition Temp, Tg	95.0 °C	203 °F	10°C/min; ISO 11357-1/-2

Processing Properties	Metric	English	Comments
Melt Temperature	285 °C	545 °F	Optimum, Injection
	280 - 300 °C	536 - 572 °F	Range, Injection
Mold Temperature	120 - 140 °C	248 - 284 °F	Injection
Drying Temperature	120 °C	248 °F	Injection
Dry Time	4.00 - 6.00 hour	4.00 - 6.00 hour	Injection, Dehumidified Dryer
Moisture Content	<= 0.010 %	<= 0.010 %	Injection

Descriptive Properties
Drying Recommended	yes		Injection
Part Marking Code	>PET-GF50<		ISO 11469
Polymer	PET-GF50
Resin Identification	PET-GF50		ISO 1043

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PDSX4840 / 256289

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