DuPont Mobility and Materials Rynite® 540SUV BK544 PET-GF40

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DuPont Mobility and Materials Rynite® 540SUV BK544 PET-GF40 (discontinued **)
Categories:	Polymer; Thermoplastic; Polyester, TP; Polyethylene Terephthalate (PET); Polyethylene Terephthalate (PET), 40% Glass Reinforced
Material Notes:	40% Glass Reinforced, UV Stabilized, Polyethylene Terephthalate Developed for Extrusion and Injection Molding While this product line has been acquired by Celanese, this specific grade had been disconued while still a DuPont product so it is listed here as a discontinued DuPont product.
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Physical Properties	Metric	English	Comments

Density	1.64 g/cc	0.0592 lb/in³	ISO 1183
Water Absorption	0.60 % @Thickness 2.00 mm	0.60 % @Thickness 0.0787 in	Sim. to ISO 62
Moisture Absorption	0.150 % @Thickness 2.00 mm	0.150 % @Thickness 0.0787 in	Sim. to ISO 62
Linear Mold Shrinkage, Flow	0.0020 cm/cm	0.0020 in/in	ISO 294-4, 2577
Linear Mold Shrinkage, Transverse	0.0090 cm/cm	0.0090 in/in	ISO 294-4, 2577

Mechanical Properties	Metric	English	Comments
Tensile Strength at Break	162 MPa	23500 psi	ISO 527-1/-2
Elongation at Break	2.3 %	2.3 %	ISO 527-1/-2
Tensile Modulus	13.5 GPa	1960 ksi	ISO 527-1/-2
Poissons Ratio	0.33	0.33	ISO 527-1/-2
Charpy Impact Unnotched	6.00 J/cm² @Temperature 23.0 °C	28.6 ft-lb/in² @Temperature 73.4 °F	ISO 179/1eU
Charpy Impact, Notched	0.880 J/cm² @Temperature 23.0 °C	4.19 ft-lb/in² @Temperature 73.4 °F	ISO 179/1eA

Thermal Properties	Metric	English	Comments
CTE, linear, Parallel to Flow	17.0 µm/m-°C	9.44 µin/in-°F	ISO 11359-1/-2
CTE, linear, Transverse to Flow	75.0 µm/m-°C	41.7 µin/in-°F	ISO 11359-1/-2
Melting Point	249 °C	480 °F	10°C/min; ISO 11357-1/-3
Flammability, UL94	HB @Thickness 1.50 mm	HB @Thickness 0.0591 in	IEC 60695-11-10
	HB @Thickness 3.00 mm	HB @Thickness 0.118 in	IEC 60695-11-10
Flame Spread	<= 80.0 mm/min @Thickness 1.00 mm	<= 3.15 in/min @Thickness 0.0394 in	ISO 3795 (FMVSS 302)

Processing Properties	Metric	English	Comments
Melt Temperature	285 °C	545 °F	Injection Optimum
	280 - 300 °C	536 - 572 °F	Injection
Mold Temperature	110 - 130 °C	230 - 266 °F	Injection
	120 °C	248 °F	Injection Optimum
Ejection Temperature	170 °C	338 °F	Injection
Drying Temperature	120 °C	248 °F	Injection
Dry Time	4.00 - 6.00 hour	4.00 - 6.00 hour	Dehumidified Dryer; Injection
Moisture Content	0.020 %	0.020 %	Injection
Hold Pressure	80.0 MPa	11600 psi	Injection

Descriptive Properties
Back pressure	As low as possible		Injection
Delivery form	Pellets
Drying Recommended	yes		Injection
FMVSS Class	B		ISO 3795 (FMVSS 302)
Hold pressure time (s/mm)	4		Injection
Max. screw tangential speed (m/s)	0.2		Injection
Part Marking Code	PET-GF40		ISO 11469
Processing	Injection Molding
Resin Identification	PET-GF40		ISO 1043
Special characteristics	Light stabilized or stable to light
	U.V. stabilized or stable to weather

**
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PZDSX5261 / 197901

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