PC(聚碳酸酯)XHT2143/沙伯基础(SABIC)物性表参数

日期：2020-06-22 01:56:49 编辑：科思德塑胶来源：科思德塑胶浏览：371

沙伯基础创新塑料（SABIC）LEXAN PC XHT2143是一种高流动、抗紫外线，高耐热的聚碳酸酯共聚物，LEXAN XHT2143是耐高温142度的PC塑料树脂。

以下是PC(聚碳酸酯)XHT2143/沙伯基础(SABIC)物性表参数

PROPERTIES		TYPICAL VALUES	UNITS	TEST METHODS
FLAME CHARACTERISTICS	¹⁾
UL Yellow Card Link		E45329-100321023	-	-
UL Recognized, 94HB Flame Class Rating		≥1.5	mm	UL 94
Glow Wire Ignitability Temperature, 3.0 mm		875	°C	IEC 60695-2-13
Glow Wire Flammability Index, 3.0 mm		960	°C	IEC 60695-2-12
MECHANICAL
Tensile Stress, yld, Type I, 50 mm/min		70	MPa	ASTM D 638
Tensile Stress, brk, Type I, 50 mm/min		60	MPa	ASTM D 638
Tensile Strain, yld, Type I, 50 mm/min		6.5	%	ASTM D 638
Tensile Strain, brk, Type I, 50 mm/min		90	%	ASTM D 638
Tensile Modulus, 5 mm/min		2600	MPa	ASTM D 638
Flexural Stress, yld, 1.3 mm/min, 50 mm span		110	MPa	ASTM D 790
Flexural Modulus, 1.3 mm/min, 50 mm span		2550	MPa	ASTM D 790
Tensile Stress, yield, 50 mm/min		70	MPa	ISO 527
Tensile Stress, break, 50 mm/min		60	MPa	ISO 527
Tensile Strain, yield, 50 mm/min		6.5	%	ISO 527
Tensile Strain, break, 50 mm/min		90	%	ISO 527
Tensile Modulus, 1 mm/min		2600	MPa	ISO 527
Flexural Stress, yield, 2 mm/min		100	MPa	ISO 178
Flexural Modulus, 2 mm/min		2450	MPa	ISO 178
IMPACT
Izod Impact, notched, 23°C		115	J/m	ASTM D 256
Izod Impact, notched, -30°C		75	J/m	ASTM D 256
Instrumented Impact Total Energy, 23°C		68	J	ASTM D 3763
THERMAL
Vicat Softening Temp, Rate B/50		161	°C	ASTM D 1525
HDT, 0.45 MPa, 3.2 mm, unannealed		155	°C	ASTM D 648
HDT, 1.82 MPa, 3.2mm, unannealed		145	°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.E-05	1/°C	ASTM E 831
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
Vicat Softening Temp, Rate B/50		160	°C	ISO 306
Vicat Softening Temp, Rate B/120		162	°C	ISO 306
HDT/Af, 1.8 MPa Flatw 80104 sp=64mm		142	°C	ISO 75/Af
Relative Temp Index, Elec	¹⁾	150	°C	UL 746B
Relative Temp Index, Mech w/impact	¹⁾	130	°C	UL 746B
Relative Temp Index, Mech w/o impact	¹⁾	150	°C	UL 746B
PHYSICAL
Specific Gravity		1.2	-	ASTM D 792
Mold Shrinkage, flow, 3.2 mm		0.6-0.9	%	SABIC method
Melt Flow Rate, 330°C/2.16 kgf		46	g/10 min	ASTM D 1238
Density		1.2	g/cm³	ISO 1183
Water Absorption, (23°C/saturated)		0.3	%	ISO 62-1
Moisture Absorption (23°C / 50% RH)		0.23	%	ISO 62
Melt Volume Rate, MVR at 330°C/2.16kg		43	cm³/10 min	ISO 1133
ELECTRICAL
Comparative Tracking Index (UL) {PLC}		3	PLC Code	UL 746A
Hot-Wire Ignition (HWI), PLC 3		≥1.5	mm	UL 746A
High Amp Arc Ignition (HAI), PLC 0		≥1.5	mm	UL 746A
Injection Molding
Drying Temperature		135	°C
Drying Time		4-6	hrs
Maximum Moisture Content		0.02	%
Melt Temperature		290-330	°C
Nozzle Temperature		285-325	°C
Front - Zone 3 Temperature		290-330	°C
Middle - Zone 2 Temperature		280-320	°C
Rear - Zone 1 Temperature		270-310	°C
Mold Temperature		85-130	°C
Back Pressure		0.3-0.7	MPa
Screw Speed		40-90	rpm
Shot to Cylinder Size		40-60	%
Vent Depth		0.025-0.08	mm

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