TPE Hytrel® 7246 DUPONT USA

246

Properties:
Antichemical
Aging resistance
Thermal stability
Usages:
Plate
film
building materials
Profile
Lighting fixtures
Certificates:
UL
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Technical Data Sheet

Physical Properties	Test Condition	Test Method	Test Result	Unit
Modeling Shrinkage	TD	ISO294-4	1.6	%
Modeling Shrinkage	Modeling Shrinkage	MD	ISO294-4	1.6	%
Moisture Absorption	23°C,24hr	ISO62	0.30	%
	Moisture Absorption	饱和,23°C,2.00mm	ISO62	0.60	%
	Moisture Absorption	Moisture Absorption	平衡,23°C,2.00mm,50%RH	ISO62	0.20	%
Melt Mass-Flow Rate	240°C/2.16kg	ISO1133	13	g/10min
Melt Volume flow Rate	240°C/2.16kg	ISO1133	12.0	cm3/10min
Density / Specific Gravity		ISO1183	1.26	g/cm³

Mechanical Properties	Test Condition	Test Method	Test Result	Unit
Nominal Tensile Strain at Break		ISO527-2	530	%
Tensile Creep Modulus	1000hr	ISO899-1	310	Mpa
Tensile Creep Modulus	Tensile Creep Modulus	1hr	ISO899-1	360	Mpa
Abrasion Resistance		ISO4649	100	mm³
Tensile Stress	屈服	ISO527-2	26.0	Mpa
	Tensile Stress	断裂	ISO527-2	50.0	Mpa
		Tensile Stress	5.0%应变	ISO527-2	14.0	Mpa
			Tensile Stress	10%应变	ISO527-2	23.0	Mpa
			Tensile Stress	Tensile Stress	50%应变	ISO527-2	24.0	Mpa
Tensile Strain	屈服	ISO527-2	26	%
Tensile Strain	Tensile Strain	断裂	ISO527-2	>300	%
Tensile Modulus		ISO527-2	550	Mpa
Flexural Modulus		ISO178	550	Mpa

Thermal Properties	Test Condition	Test Method	Test Result	Unit
Deflection Temperature Under Load?	0.45MPa,未退火	ISO75-2/B	100	°C
Deflection Temperature Under Load?	Deflection Temperature Under Load?	1.8MPa,未退火	ISO75-2/A	50.0	°C
Brittleness Temperature		ISO974	-97.0	°C
Vicat Softening Temperature	--	ISO306/A50	205	°C
Vicat Softening Temperature	Vicat Softening Temperature	--	ISO306/B50	140	°C
Linear thermal expansion coefficient	EffectiveThermalDiffusivity	ISO11359-2	8E-08	m²/s
	Linear thermal expansion coefficient	MD	ISO11359-2	1.8E-04	cm/cm/°C
	Linear thermal expansion coefficient	Linear thermal expansion coefficient	TD	ISO11359-2	1.7E-04	cm/cm/°C
Glass Transition Temperature		ISO11357-2	25.0	°C
Melting Temperature		ISO11357-3	218	°C

Electrical performance	Test Condition	Test Method	Test Result	Unit
Dielectric Strength		IEC60243-1	20	KV/mm
Relative Permittivity	100Hz	IEC60250	4.00
Relative Permittivity	Relative Permittivity	1MHz	IEC60250	3.50
Comparative Tracking Index		IEC60112	600	V
Surface Resistivity		IEC60093	>1.0E+15	ohms
Volume Resistivity		IEC60093	2E+12	ohms·cm
Dissipation Factor?	100Hz	IEC60250	0.016
Dissipation Factor?	Dissipation Factor?	1MHz	IEC60250	0.030

Elastomers Properties	Test Condition	Test Method	Test Result	Unit
Tearing Strength	横向流量	ISO34-1	170	kN/m
Tearing Strength	Tearing Strength	流量	ISO34-1	180	kN/m

Fill Analysis	Test Result	Unit
SpecificHeatCapacityofMelt	2150	J/kg/°C
ThermalConductivityofMelt	0.15	W/m/K
Melt Density	1.11	g/cm³

Impact Properties	Test Condition	Test Method	Test Result	Unit
Charpy Notched Impact Strength	-40°C	ISO179/1eA	7.0	kJ/m²
	Charpy Notched Impact Strength	-30°C	ISO179/1eA	8.0	kJ/m²
	Charpy Notched Impact Strength	Charpy Notched Impact Strength	23°C	ISO179/1eA	36	kJ/m²
Notched Izod Impact Strength	-40°C	ISO180/1A	7.0	kJ/m²
Notched Izod Impact Strength	Notched Izod Impact Strength	23°C	ISO180/1A	38	kJ/m²
Tensile Impact Strength	23°C	ISO8256/1	300	kJ/m²

hardness	Test Condition	Test Method	Test Result	Unit
Shore Hardness	邵氏D	ISO868	68
Shore Hardness	Shore Hardness	邵氏D,15秒	ISO868	64

Flammability	Test Condition	Test Method	Test Result	Unit
Burning Rate	1.00mm	ISO3795	DNI
UL flame retardant rating	1.5mm	UL94,IEC60695-11-10,-20	HB
Oxygen Index		ISO4589-2	23	%

Supplementary information	Test Condition	Test Method	Test Result	Unit
EmissionofOrganicCompounds		VDA277	300	µgC/g

IMPORTANT NOTES: Plas.com collected the data in the data sheet from the material manufacturers. Plas.com makes the best effort to improve the accuracy of the data, but has no responsibility for the data. We strongly recommend verifying the validity of the data with the material manufacturers before making a final decision.

TPE Hytrel® 7246 DUPONT USA

Technical Data Sheet

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