耐低温PC EXL4419-739沙伯基础创新塑料 延展性好

SABIC(沙伯基础创新塑料)LEXAN PC EXL4419是聚碳酸酯(PC)硅氧烷共聚物树脂是9%玻璃纤维(GF)增强不透明注塑(IM)级,与GF增强的标准PC树脂相比，这种介质流树脂具有更高的延展性、更好的释放特性和优异的加工性能，可以缩短IM循环时间,LEXAN EXL4419树脂只能在不透明的颜色中使用，是一种很好的材料，适用于各种需要刚性和延展性的应用场合。

以下是PC(聚碳酸酯)EXL4419/沙伯基础(SABIC)物性表参数

PROPERTIES TYPICAL VALUESUNITSTEST METHODSMECHANICALTensile Stress, yld, Type I, 5 mm/minTensile Stress, brk, Type I, 5 mm/minTensile Strain, yld, Type I, 5 mm/minTensile Strain, brk, Type I, 5 mm/minTensile Modulus, 5 mm/minFlexural Stress, yld, 1.3 mm/min, 50 mm spanFlexural Modulus, 1.3 mm/min, 50 mm spanTensile Stress, yield, 5 mm/minTensile Stress, break, 5 mm/minTensile Strain, yield, 5 mm/minTensile Strain, break, 5 mm/minTensile Modulus, 1 mm/minFlexural Stress, yield, 2 mm/minFlexural Modulus, 2 mm/minIMPACTIzod Impact, notched, 23°CIzod Impact, notched, -30°CInstrumented Impact Total Energy, 23°CIzod Impact, unnotched 80*10*3 +23°CIzod Impact, unnotched 80*10*3 -30°CIzod Impact, notched 80*10*3 +23°CIzod Impact, notched 80*10*3 -30°CCharpy 23°C, V-notch Edgew 80*10*3 sp=62mmCharpy -30°C, V-notch Edgew 80*10*3 sp=62mmCharpy 23°C, Unnotch Edgew 80*10*3 sp=62mmCharpy -30°C, Unnotch Edgew 80*10*3 sp=62mmTHERMALVicat Softening Temp, Rate B/50HDT, 1.82 MPa, 3.2mm, unannealedCTE, -40°C to 40°C, flowCTE, -40°C to 40°C, xflowCTE, -40°C to 40°C, flowCTE, -40°C to 40°C, xflowBall Pressure Test, 75°C +/- 2°CVicat Softening Temp, Rate B/50Vicat Softening Temp, Rate B/120HDT/Af, 1.8 MPa Flatw 80*10*4 sp=64mmPHYSICALSpecific GravityMold Shrinkage, flow, 3.2 mmMelt Flow Rate, 300°C/1.2 kgfDensityWater Absorption, (23°C/saturated)Moisture Absorption (23°C / 50% RH)Melt Volume Rate, MVR at 300°C/1.2 kgELECTRICALVolume ResistivitySurface ResistivityDielectric Strength, in oil, 1.6 mmRelative Permittivity, 1 MHzDissipation Factor, 1 MHzDielectric Constant, 1.9 GHzDissipation Factor, 1.9 GHzInjection MoldingDrying TemperatureDrying TimeDrying Time (Cumulative)Maximum Moisture ContentMelt TemperatureNozzle TemperatureFront - Zone 3 TemperatureMiddle - Zone 2 TemperatureRear - Zone 1 TemperatureMold TemperatureBack PressureScrew SpeedShot to Cylinder SizeVent Depth

	53	MPa	ASTM D 638
	44	MPa	ASTM D 638
	4.5	%	ASTM D 638
	20	%	ASTM D 638
	3300	MPa	ASTM D 638
	95	MPa	ASTM D 790
	3200	MPa	ASTM D 790
	55	MPa	ISO 527
	43	MPa	ISO 527
	4.5	%	ISO 527
	12.5	%	ISO 527
	3300	MPa	ISO 527
	90	MPa	ISO 178
	3300	MPa	ISO 178
	280	J/m	ASTM D 256
	110	J/m	ASTM D 256
	40	J	ASTM D 3763
	NB	kJ/m²	ISO 180/1U
	NB	kJ/m²	ISO 180/1U
	25	kJ/m²	ISO 180/1A
	10	kJ/m²	ISO 180/1A
	25	kJ/m²	ISO 179/1eA
	15	kJ/m²	ISO 179/1eA
	NB	kJ/m²	ISO 179/1eU
	NB	kJ/m²	ISO 179/1eU
	145	°C	ASTM D 1525
	135	°C	ASTM D 648
	4.07E-05	1/°C	ASTM E 831
	6.94E-05	1/°C	ASTM E 831
	4.07E-05	1/°C	ISO 11359-2
	6.94E-05	1/°C	ISO 11359-2
	PASS	-	IEC 60695-10-2
	144	°C	ISO 306
	146	°C	ISO 306
	134	°C	ISO 75/Af
	1.25	-	ASTM D 792
	0.2-0.6	%	SABIC method
	11	g/10 min	ASTM D 1238
	1.25	g/cm³	ISO 1183
	0.12	%	ISO 62-1
	0.46	%	ISO 62
	10	cm³/10 min	ISO 1133
	1.78E+17	Ohm-cm	ASTM D 257
	2.86E+17	Ohm	ASTM D 257
	31.5	kV/mm	ASTM D 149
	3.04	-	ASTM D 150
	0.0086	-	ASTM D 150
	2.95	-	SABIC method
	0.0057	-	SABIC method
	120	°C
	3-4	hrs
	48	hrs
	0.02	%
	310-330	°C
	305-325	°C
	310-330	°C
	300-320	°C
	290-310	°C
	80-115	°C
	0.3-0.7	MPa
	40-70	rpm
	40-60	%
	0.025-0.076	mm

高韧性PC 基础创新塑料 EXL4419-739

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