PC(聚碳酸酯)EXL8414/沙伯基礎(SABIC)物性表參數

日期：2020-06-16 01:52:50 編輯：科思德塑膠來源：科思德塑膠瀏覽：451

SABIC(沙伯基礎創新塑料)LEXAN PC EXL8414是中等流性的PC加硅氧烷共聚物樹脂，優異的低溫沖擊和高達25%的注塑回收后可以使用，由于有限的生產能力，交貨時間更長，特別的顏色，包括黑色規格，需要在使用應用前考慮。

以下是PC(聚碳酸酯)EXL8414/沙伯基礎(SABIC)物性表參數

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
MECHANICAL
Tensile Stress, yld, Type I, 50 mm/min	57	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	%	ASTM D 638
Tensile Strain, brk, Type I, 50 mm/min	113	%	ASTM D 638
Tensile Modulus, 50 mm/min	2150	MPa	ASTM D 638
Flexural Stress, yld, 1.3 mm/min, 50 mm span	91	MPa	ASTM D 790
Flexural Modulus, 1.3 mm/min, 50 mm span	2210	MPa	ASTM D 790
Tensile Stress, yield, 50 mm/min	57	MPa	ISO 527
Tensile Stress, break, 50 mm/min	58	MPa	ISO 527
Tensile Strain, yield, 50 mm/min	6	%	ISO 527
Tensile Strain, break, 50 mm/min	105	%	ISO 527
Tensile Modulus, 1 mm/min	2360	MPa	ISO 527
Flexural Stress, yield, 2 mm/min	86	MPa	ISO 178
Flexural Modulus, 2 mm/min	2170	MPa	ISO 178
IMPACT
Izod Impact, notched, 23°C	852	J/m	ASTM D 256
Izod Impact, notched, -30°C	741	J/m	ASTM D 256
Instrumented Impact Total Energy, 23°C	71	J	ASTM D 3763
Izod Impact, notched 80104 +23°C	67	kJ/m²	ISO 180/1A
Izod Impact, notched 80104 -30°C	56	kJ/m²	ISO 180/1A
Charpy 23°C, V-notch Edgew 80104 sp=62mm	82	kJ/m²	ISO 179/1eA
THERMAL
Vicat Softening Temp, Rate B/50	143	°C	ASTM D 1525
HDT, 0.45 MPa, 3.2 mm, unannealed	138	°C	ASTM D 648
HDT, 1.82 MPa, 3.2mm, unannealed	126	°C	ASTM D 648
CTE, -40°C to 40°C, flow	6.44E-05	1/°C	ASTM E 831
CTE, -40°C to 40°C, xflow	6.51E-05	1/°C	ASTM E 831
CTE, 23°C to 80°C, flow	7.22E-05	1/°C	ISO 11359-2
CTE, 23°C to 80°C, xflow	7.55E-05	1/°C	ISO 11359-2
Vicat Softening Temp, Rate B/50	143	°C	ISO 306
Vicat Softening Temp, Rate B/120	145	°C	ISO 306
HDT/Be, 0.45MPa Edgew 120104 sp=100mm	138	°C	ISO 75/Be
HDT/Ae, 1.8 MPa Edgew 120104 sp=100mm	126	°C	ISO 75/Ae
PHYSICAL
Specific Gravity	1.18	-	ASTM D 792
Mold Shrinkage, flow, 3.2 mm	0.4-0.8	%	SABIC method
Mold Shrinkage, xflow, 3.2 mm	0.4-0.8	%	SABIC method
Melt Flow Rate, 300°C/1.2 kgf	9.2	g/10 min	ASTM D 1238
Density	1.19	g/cm³	ISO 1183
Water Absorption, (23°C/saturated)	0.35	%	ISO 62-1
Moisture Absorption (23°C / 50% RH)	0.15	%	ISO 62
Melt Volume Rate, MVR at 300°C/1.2 kg	8	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