LEXAN(沙伯基礎)HFR1724/PC(聚碳酸酯)物性表參數

日期：2020-04-21 02:05:10 編輯：科思德塑膠來源：科思德塑膠瀏覽：274

沙伯基礎SABIC塑料 LEXAN HFR1724聚碳酸酯（PC）是一種高流動性，UV穩定的聚碳酸酯樹脂，具有脫模性,提供有限的透明色調，有限的包裝類型。

以下是LEXAN(沙伯基礎)HFR1724/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	65	MPa	ASTM D 638
Tensile Strain, yld, Type I, 50 mm/min	6	%	ASTM D 638
Tensile Strain, brk, Type I, 50 mm/min	120	%	ASTM D 638
Tensile Modulus, 50 mm/min	2380	MPa	ASTM D 638
Flexural Stress, yld, 1.3 mm/min, 50 mm span	93	MPa	ASTM D 790
Flexural Modulus, 1.3 mm/min, 50 mm span	2300	MPa	ASTM D 790
Tensile Stress, yield, 50 mm/min	63	MPa	ISO 527
Tensile Stress, break, 50 mm/min	50	MPa	ISO 527
Tensile Strain, yield, 50 mm/min	6	%	ISO 527
Tensile Strain, break, 50 mm/min	70	%	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, notched, 23°C	640	J/m	ASTM D 256
Izod Impact, notched 80104 +23°C	12	kJ/m²	ISO 180/1A
THERMAL
HDT, 1.82 MPa, 3.2mm, unannealed	126	°C	ASTM D 648
Vicat Softening Temp, Rate B/120	140	°C	ISO 306
HDT/Ae, 1.8 MPa Edgew 120104 sp=100mm	121	°C	ISO 75/Ae
PHYSICAL
Specific Gravity	1.2	-	ASTM D 792
Mold Shrinkage, flow, 3.2 mm	0.5-0.7	%	SABIC method
Melt Flow Rate, 300°C/1.2 kgf	25	g/10 min	ASTM D 1238
Density	1.2	g/cm³	ISO 1183
Melt Volume Rate, MVR at 300°C/1.2 kg	26	cm³/10 min	ISO 1133
FLAME CHARACTERISTICS
UL Yellow Card Link	E121562-220945	-	-
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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