Ascend Performance Materials Vydyne® AST44 PA66-I

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Ascend Performance Materials Vydyne® AST44 PA66-I
Categories:	Polymer; Thermoplastic; Nylon (Polyamide PA); Nylon 66 (PA66); Nylon 66, Impact Grade
Material Notes:	Vydyne AST44 is an impact modified PA66 for injection molded applications. Information provided by Ascend Performance Materials.
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Physical Properties	Original Value	Comments

Density	1.07 g/cc	DAM; ISO 1183
Moisture Absorption at Equilibrium	1.5 %	DAM to 50% RH; ISO 62
Water Absorption at Saturation	5.5 %	ISO 62

Mechanical Properties	Original Value	Comments
Tensile Strength, Yield	50.0 MPa	DAM; ISO 527-2
Elongation at Break	>= 50 %	DAM; ISO 527-2
Elongation at Yield	4.6 %	DAM; ISO 527-2
Tensile Modulus	1900 MPa	DAM; ISO 527-2
Flexural Strength	72.0 MPa	DAM; ISO 178
Flexural Modulus	1900 MPa	DAM; ISO 178
Izod Impact, Notched (ISO)	55.0 kJ/m² @Temperature -40.0 °C	DAM; ISO 180/1A
	80.0 kJ/m² @Temperature 23.0 °C	DAM; ISO 180/1A
Charpy Impact Unnotched	100 kJ/m² @Temperature -30.0 °C	DAM; ISO 179/1eU
	100 kJ/m² @Temperature 23.0 °C	DAM; ISO 179/1eU
Charpy Impact, Notched	65.0 kJ/m² @Temperature -30.0 °C	DAM; ISO 179/1eA
	80.0 kJ/m² @Temperature 23.0 °C	DAM; ISO 179/1eA

Electrical Properties	Original Value	Comments
Volume Resistivity	1.00e+16 ohm-cm @Thickness 1.00 mm	DAM; IEC 60093
Comparative Tracking Index	550 V @Thickness 3.00 mm	IEC 60112

Thermal Properties	Original Value	Comments
CTE, linear, Parallel to Flow	100 µm/m-°C @Thickness 2.00 mm, Temperature 35.0 - 55.0 °C	DAM; ISO 11359-2
CTE, linear, Transverse to Flow	120 µm/m-°C @Thickness 2.00 mm, Temperature 23.0 - 55.0 °C	DAM; ISO 11359-2
UL RTI, Electrical	65.0 °C @Thickness 0.750 mm	UL 746
	65.0 °C @Thickness 1.50 mm	UL 746
	65.0 °C @Thickness 3.00 mm	UL 746
UL RTI, Mechanical with Impact	65.0 °C @Thickness 0.750 mm	UL 746
	65.0 °C @Thickness 1.50 mm	UL 746
	65.0 °C @Thickness 3.00 mm	UL 746
UL RTI, Mechanical without Impact	65.0 °C @Thickness 0.750 mm	UL 746
	65.0 °C @Thickness 1.50 mm	UL 746
	65.0 °C @Thickness 3.00 mm	UL 746
Flammability, UL94	HB @Thickness 0.750 mm
	HB @Thickness 1.50 mm
	HB @Thickness 3.00 mm

Processing Properties	Original Value	Comments
Rear Barrel Temperature	250 - 260 °C	Injection
Middle Barrel Temperature	265 - 275 °C	Injection
Front Barrel Temperature	265 - 275 °C	Injection
Melt Temperature	265 - 275 °C	Injection
Mold Temperature	60.0 - 80.0 °C	Injection
Drying Temperature	75.0 - 85.0 °C	Injection
Dry Time	4.00 hour	Injection
Moisture Content	0.20 %	Injection

Descriptive Properties
Additive	Release agent
Agency Ratings	ISO, 1043 PA66 I
Appearance	Natural Color
Features	Impact Modified
Forms	Pellets
Processing Method	Injection Molding
Region	North America, Europe

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PASCE8521 / 296325

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