EHMWPE ETA Crown Plastics

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Technical Data Sheet

impact performance	Test Condition	Test Method	Test Result	Test Unit
Impact strength of cantilever beam gap	3.18mm	ASTM D256	80	J/m
mechanical properties	Test Condition	Test Method	Test Result	Test Unit
tensile strength	Yield,0.762mm	ASTM D638	23.0	MPa
	tensile strength	Yield,1.52mm	ASTM D638	20.0	MPa
		tensile strength	Yield,3.18mm	ASTM D638	22.0	MPa
			tensile strength	Break,0.762mm	ASTM D638	53.0	MPa
			tensile strength	tensile strength	Break,1.52mm	ASTM D638	49.0	MPa
Friction coefficient	Itself - Static2	ASTM D1894	0.16
	Friction coefficient	Itself - Static6	ASTM D1894	0.16
	Friction coefficient	Friction coefficient	Itself - Static7	ASTM D1894	0.16
Tensile modulus	0.762mm	ASTM D638	725	MPa
	Tensile modulus	1.52mm	ASTM D638	731	MPa
	Tensile modulus	Tensile modulus	3.18mm	ASTM D638	672	MPa
tensile strength	Break,3.18mm	ASTM D638	44.0	MPa
elongation	Break,0.762mm	ASTM D638	60	%
	elongation	Break,1.52mm	ASTM D638	460	%
	elongation	elongation	Break,3.18mm	ASTM D638	470	%
Friction coefficient	Steel - Dynamic3	ASTM D1894	0.10to0.22
	Friction coefficient	Steel - Dynamic4	ASTM D1894	0.050to0.10
		Friction coefficient	Steel - Dynamic5	ASTM D1894	0.050to0.080
			Friction coefficient	Itself - Dynamic2	ASTM D1894	0.14
				Friction coefficient	Itself - Dynamic6	ASTM D1894	0.13
				Friction coefficient	Friction coefficient	Itself - Dynamic7	ASTM D1894	0.14
thermal performance	Test Condition	Test Method	Test Result	Test Unit
Melting temperature	--6		134	°C
Melting temperature	Melting temperature	--2		136	°C
Linear coefficient of thermal expansion	MD：-100to-20°C,3.18mm	ASTM D696	9.2E-04	cm/cm/°C
Linear coefficient of thermal expansion	Linear coefficient of thermal expansion	MD：20to100°C,3.18mm	ASTM D696	1.5E-04	cm/cm/°C
Physical properties	Test Condition	Test Method	Test Result	Test Unit
density		ASTM D792	0.930	g/cm³
Crystallinity	762.0μm	ASTM D3417	48	%
	Crystallinity	1.52mm	ASTM D3417	47	%
	Crystallinity	Crystallinity	3.18mm	ASTM D3417	50	%
Relative viscosity	762.0μm	ASTM D4020	230to350	cm³/g
	Relative viscosity	1.52mm	ASTM D4020	230to350	cm³/g
	Relative viscosity	Relative viscosity	3.18mm	ASTM D4020	230to350	cm³/g
Electrical performance	Test Condition	Test Method	Test Result	Test Unit
Surface resistivity	0.762mm	ASTM D257	1E+03	ohms
	Surface resistivity	1.52mm	ASTM D257	1E+03	ohms
	Surface resistivity	Surface resistivity	3.18mm	ASTM D257	1E+03	ohms
Volume resistivity	0.762mm	ASTM D257	6E+07	ohms·cm
Dissipation factor	1.52mm,10kHz	ASTM D150	-2E-03
	Dissipation factor	3.18mm,10kHz	ASTM D150	0.0
	Dissipation factor	Dissipation factor	3.18mm,5MHz	ASTM D150	1E-03
StaticDecay	762.0μm		<10	msec
StaticDecay	StaticDecay	1.52mm		<10	msec
Dissipation factor	1.52mm,5MHz	ASTM D150	-1E-03
StaticDecay	3.18mm		<10	msec
Volume resistivity	1.52mm	ASTM D257	1.5E+07	ohms·cm
Volume resistivity	Volume resistivity	3.18mm	ASTM D257	>2.0E+7	ohms·cm
Dielectric strength	3.18mm	ASTM D149	14	kV/mm
Dielectric constant	0.762mm	ASTM D150	2.39
	Dielectric constant	1.52mm	ASTM D150	2.29
	Dielectric constant	Dielectric constant	3.18mm	ASTM D150	2.28
Dissipation factor	0.762mm,10kHz	ASTM D150	-1E-03
Dissipation factor	Dissipation factor	0.762mm,5MHz	ASTM D150	-1E-03
hardness	Test Condition	Test Method	Test Result	Test Unit
Shore hardness	ShoreD,0.762mm	ASTM D2240	65
	Shore hardness	ShoreD,1.52mm	ASTM D2240	65
	Shore hardness	Shore hardness	ShoreD,3.18mm	ASTM D2240	65

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.

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