PC(聚碳酸酯)XHT2146/沙伯基础(SABIC)物性表参数

日期：2020-06-22 02:01:57 编辑：科思德塑胶来源：科思德塑胶浏览：273

沙伯基础创新塑料（SABIC）LEXAN PC XHT2146是一种高流动、高耐热的聚碳酸酯共聚物，与LEXAN XHT2141树脂相比，具有更好的释放性能，它可在一系列不透明和有限的透明颜色。

以下是PC(聚碳酸酯)XHT2146/沙伯基础(SABIC)物性表参数

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
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
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	10	kJ/m²	ISO 180/1A
Izod Impact, notched 80103 -30°C	9	kJ/m²	ISO 180/1A
Izod Impact, notched 80104 +23°C	11	kJ/m²	ISO 180/1A
Izod Impact, notched 80104 -30°C	10	kJ/m²	ISO 180/1A
Charpy 23°C, V-notch Edgew 80103 sp=62mm	12	kJ/m²	ISO 179/1eA
Charpy -30°C, V-notch Edgew 80103 sp=62mm	9	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
Charpy 23°C, V-notch Edgew 80104 sp=62mm	20	kJ/m²	ISO 179/1eA
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/Bf, 0.45 MPa Flatw 80104 sp=64mm	155	°C	ISO 75/Bf
HDT/Af, 1.8 MPa Flatw 80104 sp=64mm	142	°C	ISO 75/Af
Metallized Haze Onset	155	°C	SABIC method
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
Injection Molding
Drying Temperature	125	°C
Drying Time	4-6	hrs
Maximum Moisture Content	0.02	%
Melt Temperature	290-350	°C
Nozzle Temperature	285-345	°C
Front - Zone 3 Temperature	290-350	°C
Middle - Zone 2 Temperature	280-340	°C
Rear - Zone 1 Temperature	270-330	°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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