Material Comparison

Product Info

Product Name

Brand Name

Usages

Properties

Certificates

PA66 21SPF ASCEND USA

Vydyne®

Bushing,Fasteners,Shell,Laptop case,Electronic field,Electrical enclosure,Industrial applications,Cam

High rigidity,Antichemical,High toughness,high strength,wear resistant,Antisolvent,Oil resistant

Plastic Datasheets

thermal performance	Test Condition	Test Method	ASCEND USA/21SPF
Hot deformation temperature	0.45MPa,Unannealed	ISO 75-2/B	210 °C
Hot deformation temperature		1.8MPa,Unannealed	ISO 75-2/A	72.0 °C
Linear coefficient of thermal expansion	MD：23to55°C,2.00mm	ISO 11359-2	1E-04 cm/cm/°C
Linear coefficient of thermal expansion		TD：23to55°C,2.00mm	ISO 11359-2	1E-04 cm/cm/°C
Melting temperature		ISO 11357-3	260 °C
RTI Elec	3.0mm	UL 746	130 °C
		0.40mm	UL 746	130 °C
		0.71mm	UL 746	130 °C
		1.5mm	UL 746	130 °C
RTI Imp	1.5mm	UL 746	75.0 °C
		3.0mm	UL 746	75.0 °C
		0.40mm	UL 746	75.0 °C
		0.71mm	UL 746	75.0 °C
RTI Str	0.40mm	UL 746	75.0 °C
		0.71mm	UL 746	85.0 °C
		3.0mm	UL 746	85.0 °C
		1.5mm	UL 746	85.0 °C

mechanical properties	Test Condition	Test Method	ASCEND USA/21SPF
Bending modulus	23°C	ISO 178	3300 Mpa
bending strength	23°C	ISO 178	105 Mpa
Nominal tensile fracture strain	23°C	ISO 527-2	20 %
Poisson's ratio		ISO 527-2	0.40
Tensile modulus	23°C	ISO 527-2	3300 Mpa
Tensile strain	Yield,23°C	ISO 527-2	5.0 %
tensile strength	Break,23°C	ISO 527-2	60.0 Mpa
tensile strength		Yield,23°C	ISO 527-2	88.0 Mpa

Electrical performance	Test Condition	Test Method	ASCEND USA/21SPF
Arc resistance	3.00mm	ASTM D495	PLC 5
Compared to the anti leakage trace index	3.00mm	IEC 60112	PLC 0
Dielectric strength	1.00mm	IEC 60243	26 KV/mm
High arc combustion index	0.40mm	UL 746	PLC 1
		0.71mm	UL 746	PLC 0
		1.5mm	UL 746	PLC 0
		3.0mm	UL 746	PLC 0
High voltage arc tracing rate	HVTR	UL 746	PLC 0
Hot wire ignition	3.0mm	UL 746	PLC 2
		1.5mm	UL 746	PLC 3
		0.71mm	UL 746	PLC 4
		0.40mm	UL 746	PLC 4
Volume resistivity	0.750mm	IEC 60093	1E+13 ohms·cm

Physical properties	Test Condition	Test Method	ASCEND USA/21SPF
density		ISO 1183	1.14 g/cm³
Outdoor applicability		UL 746C	f2
Shrinkage rate	TD:23°C,2.00mm	ISO 294-4	2.0 %
Shrinkage rate		MD:23°C,2.00mm	ISO 294-4	2.0 %
Water absorption rate	Equilibrium,23°C,50%RH	ISO 62	2.4 %
Water absorption rate		23°C,24hr	ISO 62	1.2 %

impact performance	Test Condition	Test Method	ASCEND USA/21SPF
Charpy Notched Impact Strength	23°C	ISO 179/1eA	6.0 kJ/m²
Charpy Notched Impact Strength		-30°C	ISO 179/1eA	5.0 kJ/m²
Impact strength of cantilever beam gap	23°C	ISO 180	6.0 kJ/m²
Impact strength of cantilever beam gap		-30°C	ISO 180	5.0 kJ/m²
Impact strength of simply supported beam without notch	-30°C	ISO 179/1eU	NoBreak
Impact strength of simply supported beam without notch		23°C	ISO 179/1eU	NoBreak

flammability	Test Condition	Test Method	ASCEND USA/21SPF
Burning wire flammability index	0.71mm	IEC 60695-2-12	960 °C
		0.40mm	IEC 60695-2-12	960 °C
		3.0mm	IEC 60695-2-12	960 °C
		1.5mm	IEC 60695-2-12	960 °C
Extreme Oxygen Index		ISO 4589-2	26 %
Hot filament ignition temperature	0.71mm	IEC 60695-2-13	850 °C
		3.0mm	IEC 60695-2-13	850 °C
		1.5mm	IEC 60695-2-13	850 °C
		0.40mm	IEC 60695-2-13	825 °C
UL flame retardant rating	3.0mm	UL 94	V-2
		0.40mm	UL 94	V-2
		0.71mm	UL 94	V-2
		1.5mm	UL 94	V-2

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