NOVA Chemicals Dylark® 520XT Glass Reinforced Engineering Resin

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NOVA Chemicals Dylark® 520XT Glass Reinforced Engineering Resin (discontinued **)
Categories:	Polymer; Thermoplastic; SMA Polymer; Glass Reinforced, Modified SMA
Material Notes:	Features: Higher toughness product, Excellent stiffness, High heat resistance, Superior adhesion to urethane foam Applications: Instrument panel substrates, Mid-Consoles, Center Stacks, Interior trim
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Physical Properties	Metric	English	Comments

Specific Gravity	1.16 g/cc	1.16 g/cc	ISO 1183
Filler Content	15 %	15 %	Glass Fiber; ISO 3451-1
Linear Mold Shrinkage	0.0020 - 0.0040 cm/cm	0.0020 - 0.0040 in/in	ISO 2577
Melt Flow	1.1 g/10 min @Load 2.16 kg, Temperature 230 °C	1.1 g/10 min @Load 4.76 lb, Temperature 446 °F	ISO 1133

Mechanical Properties	Metric	English	Comments
Tensile Strength	55.0 MPa	7980 psi	ISO 527-2
Elongation at Yield	2.4 %	2.4 %	ISO 527-2
Tensile Modulus	4.20 GPa	609 ksi	ISO 527-2
Flexural Strength	83.0 MPa	12000 psi	ISO 178
Flexural Modulus	4.00 GPa	580 ksi	ISO 178
Izod Impact, Notched (ISO)	5.10 kJ/m² @Temperature -40.0 °C	2.43 ft-lb/in² @Temperature -40.0 °F	ISO 180/1A
	11.4 kJ/m² @Temperature 23.0 °C	5.42 ft-lb/in² @Temperature 73.4 °F	ISO 180/1A
Charpy Impact Unnotched	3.36 J/cm²	16.0 ft-lb/in²	ISO 179/1eU
Charpy Impact, Notched	1.38 J/cm²	6.57 ft-lb/in²	ISO 179/1eA

Thermal Properties	Metric	English	Comments
CTE, linear	50.4 µm/m-°C	28.0 µin/in-°F	NOVA Chemicals Laboratory Procedure
Deflection Temperature at 1.8 MPa (264 psi)	115 °C @Thickness 4.00 mm	239 °F @Thickness 0.157 in	Unannealed; ISO 75-2

Processing Properties	Metric	English	Comments
Processing Temperature	227 - 271 °C	440 - 520 °F	Profile temperatures
Melt Temperature	232 - 271 °C	450 - 520 °F	Air purge at equilibrium conditions
Mold Temperature	32.2 - 51.7 °C	90.0 - 125 °F	Core mold surface temperature at equilibrium conditions
	46.1 - 60.0 °C	115 - 140 °F	Cavity mold surface temperature at equilibrium conditions
Back Pressure	0.345 - 0.689 MPa	50.0 - 100 psi
Screw Speed	80 - 125 rpm	80 - 125 rpm

Descriptive Properties
Injection Speed	medium-fast

**
Materials flagged as discontinued () are no longer part of the manufacturer’s standard product line according to our latest information. These materials may be available by special order, in distribution inventory, or reinstated as an active product. Data sheets from materials that are no longer available remain in MatWeb to assist users in finding replacement materials.

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PNOV855 / 108463

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