LEXAN/945A/PC物性表參數

日期：2020-04-20 03:07:54 編輯：科思德塑膠來源：科思德塑膠瀏覽：1056

沙伯基礎SABIC塑料LEXAN 945A聚碳酸酯（PC）是一種可注射成型的非鹵化，未填充的透明阻燃級，具有中等流動, 它的MVR為10（300°C / 1.2kg），UL94 V0@3.0mm，有多種顏色可供選擇。

以下是沙伯基礎SABIC塑料LEXAN 945A PC物性表參數

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
MECHANICAL
Tensile Stress, yield, 50 mm/min	63	MPa	ISO 527
Tensile Stress, break, 50 mm/min	60	MPa	ISO 527
Tensile Strain, yield, 50 mm/min	6	%	ISO 527
Tensile Strain, break, 50 mm/min	85	%	ISO 527
Tensile Modulus, 1 mm/min	2350	MPa	ISO 527
Flexural Stress, yield, 2 mm/min	90	MPa	ISO 178
Flexural Modulus, 2 mm/min	2300	MPa	ISO 178
Ball Indentation Hardness, H358/30	95	MPa	ISO 2039-1
IMPACT
Izod Impact, unnotched 80103 +23°C	NB	kJ/m²	ISO 180/1U
Izod Impact, unnotched 80103 -30°C	NB	kJ/m²	ISO 180/1U
Izod Impact, notched 80103 +23°C	70	kJ/m²	ISO 180/1A
Izod Impact, notched 80103 -30°C	12	kJ/m²	ISO 180/1A
Charpy 23°C, V-notch Edgew 80103 sp=62mm	73	kJ/m²	ISO 179/1eA
Charpy -30°C, V-notch Edgew 80103 sp=62mm	14	kJ/m²	ISO 179/1eA
Charpy 23°C, Unnotch Edgew 80103 sp=62mm	NB	kJ/m²	ISO 179/1eU
Charpy -30°C, Unnotch Edgew 80103 sp=62mm	NB	kJ/m²	ISO 179/1eU
THERMAL
Thermal Conductivity	0.2	W/m-°C	ISO 8302
CTE, 23°C to 80°C, flow	7.E-05	1/°C	ISO 11359-2
CTE, 23°C to 80°C, xflow	7.E-05	1/°C	ISO 11359-2
Ball Pressure Test, 125°C +/- 2°C	PASSES	-	IEC 60695-10-2
Vicat Softening Temp, Rate B/50	141	°C	ISO 306
Vicat Softening Temp, Rate B/120	142	°C	ISO 306
HDT/Be, 0.45MPa Edgew 120104 sp=100mm	135	°C	ISO 75/Be
HDT/Ae, 1.8 MPa Edgew 120104 sp=100mm	124	°C	ISO 75/Ae
Relative Temp Index, Elec	130	°C	UL 746B
Relative Temp Index, Mech w/impact	120	°C	UL 746B
Relative Temp Index, Mech w/o impact	130	°C	UL 746B
PHYSICAL
Mold Shrinkage on Tensile Bar, flow	0.5-0.7	%	SABIC method
Density	1.2	g/cm³	ISO 1183
Water Absorption, (23°C/sat)	0.35	%	ISO 62
Moisture Absorption (23°C / 50% RH)	0.15	%	ISO 62
Melt Volume Rate, MVR at 300°C/1.2 kg	13	cm³/10 min	ISO 1133
OPTICAL
Light Transmission, 2.54 mm	88	%	ASTM D 1003
Refractive Index	1.586	-	ISO 489
ELECTRICAL
Comparative Tracking Index (UL) {PLC}	2	PLC Code	UL 746A
Volume Resistivity	>1.E+15	Ohm-cm	IEC 60093
Surface Resistivity, ROA	>1.E+15	Ohm	IEC 60093
Dielectric Strength, in oil, 3.2 mm	17	kV/mm	IEC 60243-1
Relative Permittivity, 1 MHz	2.7	-	IEC 60250
Dissipation Factor, 50/60 Hz	0.001	-	IEC 60250
Dissipation Factor, 1 MHz	0.01	-	IEC 60250
Relative Permittivity, 50/60 Hz	2.7	-	IEC 60250
FLAME CHARACTERISTICS
UL Recognized, 94V-2 Flame Class Rating	0.8	mm	UL 94
UL Recognized, 94V-0 Flame Class Rating	3.0	mm	UL 94
Glow Wire Flammability Index 960°C, passes at	1	mm	IEC 60695-2-12
Glow Wire Ignitability Temperature, 1.0 mm	850	°C	IEC 60695-2-13
Oxygen Index (LOI)	35	%	ISO 4589
Injection Molding
Drying Temperature	120	°C
Drying Time	2-4	hrs
Maximum Moisture Content	0.02	%
Melt Temperature	280-310	°C
Nozzle Temperature	270-290	°C
Front - Zone 3 Temperature	280-310	°C
Middle - Zone 2 Temperature	270-290	°C
Rear - Zone 1 Temperature	260-280	°C
Hopper Temperature	60-80	°C
Mold Temperature	80-110	°C