LEXAN/LUX7189/PC物性表參數

日期：2020-04-20 03:25:32 編輯：科思德塑膠來源：科思德塑膠瀏覽：247

沙伯基礎SABIC塑料 LEXAN LUX7189聚碳酸酯（PC）是一種可注塑的聚碳酸酯（PC），具有MVR（300°C / 1.2kg）23。它含有非溴化，非氯化阻燃係統，額定值為UL-94 V0@1.5mm,它專為高光反射率和屏蔽應用而設計，具有良好的紫外線耐候性。

沙伯基礎SABIC塑料LEXAN LUX7189 PC物性表參數PDF文檔下載

以下是沙伯基礎SABIC塑料LEXAN LUX7189 PC物性表參數

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
MECHANICAL
Tensile Stress, yld, Type I, 50 mm/min	60	MPa	ASTM D 638
Tensile Stress, brk, Type I, 50 mm/min	52	MPa	ASTM D 638
Tensile Strain, yld, Type I, 50 mm/min	6	%	ASTM D 638
Tensile Strain, brk, Type I, 50 mm/min	110	%	ASTM D 638
Tensile Modulus, 50 mm/min	2700	MPa	ASTM D 638
Flexural Stress, yld, 1.3 mm/min, 50 mm span	98	MPa	ASTM D 790
Flexural Modulus, 1.3 mm/min, 50 mm span	2700	MPa	ASTM D 790
IMPACT
Izod Impact, unnotched, 23°C	2140	J/m	ASTM D 4812
Izod Impact, notched, 23°C	150	J/m	ASTM D 256
Izod Impact, notched, -30°C	100	J/m	ASTM D 256
Instrumented Impact Energy @ peak, 23°C	59	J	ASTM D 3763
THERMAL
Vicat Softening Temp, Rate B/50	140	°C	ASTM D 1525
HDT, 0.45 MPa, 3.2 mm, unannealed	135	°C	ASTM D 648
HDT, 1.82 MPa, 3.2mm, unannealed	125	°C	ASTM D 648
CTE, -40°C to 40°C, flow	6.E-05	1/°C	ASTM E 831
CTE, -40°C to 40°C, xflow	6.5E-05	1/°C	ASTM E 831
PHYSICAL
Specific Gravity	1.3	-	ASTM D 792
Density	1.3	g/cm³	ASTM D 792
Mold Shrinkage, flow, 3.2 mm	0.5-0.7	%	SABIC method
Melt Flow Rate, 300°C/1.2 kgf	22	g/10 min	ASTM D 1238
FLAME CHARACTERISTICS
UL Recognized, 94V-0 Flame Class Rating	1.5	mm	UL 94
UL Recognized, 94-5VA Flame Class Rating	3	mm	UL 94
UL Recognized, 94-5VB Flame Class Rating	2.5	mm	UL 94
Injection Molding
Drying Temperature	120	°C
Drying Time	3-4	hrs
Drying Time (Cumulative)	48	hrs
Maximum Moisture Content	0.02	%
Melt Temperature	270-295	°C
Nozzle Temperature	265-290	°C
Front - Zone 3 Temperature	270-295	°C
Middle - Zone 2 Temperature	260-280	°C
Rear - Zone 1 Temperature	250-270	°C
Mold Temperature	70-95	°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

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