LEXAN(沙伯基礎)IR2840/PC(聚碳酸酯)物性表參數

日期：2020-04-21 02:11:51 編輯：科思德塑膠來源：科思德塑膠瀏覽：313

沙伯基礎SABIC塑料LEXAN IR2840聚碳酸酯（PC）是一種低流動性（MFR = 6,300℃/ 1.2kg），具有脫模功能,符合FDA食品接觸標準, 提供有限的透明色調，有限的包裝類型。

以下是LEXAN(沙伯基礎)IR2840/PC(聚碳酸酯)物性表參數

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
MECHANICAL
Tensile Stress, yld, Type I, 50 mm/min	62	MPa	ASTM D 638
Tensile Stress, brk, Type I, 50 mm/min	68	MPa	ASTM D 638
Tensile Strain, yld, Type I, 50 mm/min	7	%	ASTM D 638
Tensile Strain, brk, Type I, 50 mm/min	135	%	ASTM D 638
Tensile Modulus, 5 mm/min	2310	MPa	ASTM D 638
Flexural Stress, yld, 1.3 mm/min, 50 mm span	97	MPa	ASTM D 790
Flexural Modulus, 1.3 mm/min, 50 mm span	2340	MPa	ASTM D 790
Tensile Stress, yield, 50 mm/min	63	MPa	ISO 527
Tensile Stress, break, 50 mm/min	70	MPa	ISO 527
Tensile Strain, yield, 50 mm/min	6	%	ISO 527
Tensile Strain, break, 50 mm/min	120	%	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
IMPACT
Izod Impact, unnotched, 23°C	3204	J/m	ASTM D 4812
Izod Impact, notched, 23°C	907	J/m	ASTM D 256
Izod Impact, notched, -30°C	139	J/m	ASTM D 256
Instrumented Impact Total Energy, 23°C	65	J	ASTM D 3763
Izod Impact, notched 80104 +23°C	65	kJ/m²	ISO 180/1A
Izod Impact, notched 80104 -30°C	10	kJ/m²	ISO 180/1A
Charpy 23°C, V-notch Edgew 80104 sp=62mm	95	kJ/m²	ISO 179/1eA
THERMAL
Vicat Softening Temp, Rate B/50	154	°C	ASTM D 1525
HDT, 0.45 MPa, 6.4 mm, unannealed	137	°C	ASTM D 648
HDT, 1.82 MPa, 6.4 mm, unannealed	132	°C	ASTM D 648
CTE, -40°C to 40°C, flow	6.E-05	1/°C	ISO 11359-2
CTE, -40°C to 40°C, xflow	6.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	144	°C	ISO 306
Vicat Softening Temp, Rate B/120	145	°C	ISO 306
HDT/Af, 1.8 MPa Flatw 80104 sp=64mm	124	°C	ISO 75/Af
PHYSICAL
Specific Gravity	1.2	-	ASTM D 792
Density	1.19	g/cm³	ASTM D 792
Water Absorption, 24 hours	0.15	%	ASTM D 570
Water Absorption, equilibrium, 23C	0.35	%	ASTM D 570
Mold Shrinkage, flow, 3.2 mm	0.5-0.7	%	SABIC method
Melt Flow Rate, 300°C/1.2 kgf	7	g/10 min	ASTM D 1238
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	6	cm³/10 min	ISO 1133
OPTICAL
Light Transmission, 2.54 mm	88	%	ASTM D 1003
Haze, 2.54 mm	1	%	ASTM D 1003
Refractive Index	1.586	-	ASTM D542
FLAME CHARACTERISTICS
UL Yellow Card Link	E121562-220863	-	-
Injection Molding
Drying Temperature	120	°C
Drying Time	3-4	hrs
Drying Time (Cumulative)	48	hrs
Maximum Moisture Content	0.02	%
Melt Temperature	310-330	°C
Nozzle Temperature	305-325	°C
Front - Zone 3 Temperature	310-330	°C
Middle - Zone 2 Temperature	300-320	°C
Rear - Zone 1 Temperature	290-310	°C
Mold Temperature	80-115	°C
Back Pressure	0.3-0.7	MPa
Screw Speed	40-70	rpm
Shot to Cylinder Size	40-60	%
Vent Depth	0.025-0.076	mm