PC(聚碳酸酯)EXL1182T/沙伯基础(SABIC)物性表参数

日期：2020-06-12 05:06:34 编辑：科思德塑胶来源：科思德塑胶浏览：321

SABIC(沙伯基础创新塑料)LEXAN PC EXL1182T是聚碳酸酯(PC)硅氧烷共聚物树脂，也是一种紫外线稳定，增强释放透明注塑(IM)级,与标准PC树脂相比，该树脂具有良好的低温(-20 C)延展性，并具有高流动特性和优异的加工性能，IM循环时间更短,LEXAN EXL1182T树脂是一种紫外线稳定，增强释放产品，可在透明和不透明的颜色。

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以下是PC(聚碳酸酯)EXL1182T/沙伯基础(SABIC)物性表参数

PROPERTIES		TYPICAL VALUES	UNITS	TEST METHODS
FLAME CHARACTERISTICS	¹⁾
UL Yellow Card Link		E45329-100086711	-	-
UL Recognized, 94HB Flame Class Rating		≥1.5	mm	UL 94
Glow Wire Ignitability Temperature, 3.0 mm		850	°C	IEC 60695-2-13
Glow Wire Ignitability Temperature, 1.5 mm		850	°C	IEC 60695-2-13
Glow Wire Ignitability Temperature, 0.8 mm		850	°C	IEC 60695-2-13
Glow Wire Flammability Index, 3.0 mm		960	°C	IEC 60695-2-12
Glow Wire Flammability Index, 1.5 mm		825	°C	IEC 60695-2-12
Glow Wire Flammability Index, 0.8 mm		825	°C	IEC 60695-2-12
MECHANICAL
Tensile Stress, yld, Type I, 50 mm/min		58	MPa	ASTM D 638
Tensile Stress, brk, Type I, 50 mm/min		57	MPa	ASTM D 638
Tensile Strain, yld, Type I, 50 mm/min		5.7	%	ASTM D 638
Tensile Strain, brk, Type I, 50 mm/min		117.9	%	ASTM D 638
Tensile Modulus, 50 mm/min		2260	MPa	ASTM D 638
Flexural Stress, yld, 1.3 mm/min, 50 mm span		94	MPa	ASTM D 790
Flexural Modulus, 1.3 mm/min, 50 mm span		2240	MPa	ASTM D 790
Tensile Stress, yield, 50 mm/min		57	MPa	ISO 527
Tensile Stress, break, 50 mm/min		56	MPa	ISO 527
Tensile Strain, yield, 50 mm/min		5.4	%	ISO 527
Tensile Strain, break, 50 mm/min		119.4	%	ISO 527
Tensile Modulus, 1 mm/min		2340	MPa	ISO 527
Flexural Stress, yield, 2 mm/min		89	MPa	ISO 178
Flexural Modulus, 2 mm/min		2140	MPa	ISO 178
IMPACT
Izod Impact, notched, 23°C		736	J/m	ASTM D 256
Izod Impact, notched, -30°C		618	J/m	ASTM D 256
Instrumented Impact Total Energy, 23°C		74	J	ASTM D 3763
Izod Impact, notched 80104 +23°C		47	kJ/m²	ISO 180/1A
Izod Impact, notched 80104 -30°C		24	kJ/m²	ISO 180/1A
Charpy 23°C, V-notch Edgew 80104 sp=62mm		61	kJ/m²	ISO 179/1eA
Charpy -30°C, V-notch Edgew 80104 sp=62mm		17	kJ/m²	ISO 179/1eA
THERMAL
Vicat Softening Temp, Rate A/50		138	°C	ASTM D 1525
HDT, 1.82 MPa, 3.2mm, unannealed		121	°C	ASTM D 648
CTE, -40°C to 95°C, flow		7.48E-05	1/°C	ASTM E 831
CTE, -40°C to 95°C, xflow		7.64E-05	1/°C	ASTM E 831
CTE, 23°C to 80°C, flow		7.48E-05	1/°C	ISO 11359-2
CTE, 23°C to 80°C, xflow		7.64E-05	1/°C	ISO 11359-2
Vicat Softening Temp, Rate B/50		138	°C	ISO 306
Vicat Softening Temp, Rate B/120		139	°C	ISO 306
HDT/Af, 1.8 MPa Flatw 80104 sp=64mm		116	°C	ISO 75/Af
Relative Temp Index, Elec	¹⁾	130	°C	UL 746B
Relative Temp Index, Mech w/o impact	¹⁾	130	°C	UL 746B
PHYSICAL
Specific Gravity		1.19	-	ASTM D 792
Mold Shrinkage, flow, 3.2 mm		0.4-0.8	%	SABIC method
Melt Flow Rate, 300°C/1.2 kgf		20	g/10 min	ASTM D 1238
Density		1.19	g/cm³	ISO 1183
Water Absorption, (23°C/saturated)		0.24	%	ISO 62-1
Moisture Absorption (23°C / 50% RH)		0.09	%	ISO 62
Melt Volume Rate, MVR at 300°C/1.2 kg		19	cm³/10 min	ISO 1133
Injection Molding
Drying Temperature		120	°C
Drying Time		3-4	hrs
Drying Time (Cumulative)		48	hrs
Maximum Moisture Content		0.02	%
Melt Temperature		295-315	°C
Nozzle Temperature		290-310	°C
Front - Zone 3 Temperature		295-315	°C
Middle - Zone 2 Temperature		280-305	°C
Rear - Zone 1 Temperature		270-295	°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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