PC(聚碳酸酯)4795R/沙伯基礎(SABIC)物性表參數

日期：2020-06-09 03:00:38 編輯：科思德塑膠來源：科思德塑膠瀏覽：394

SABIC(沙伯基礎創新塑料)LEXAN PC 4795R是一種高熱聚碳酸酯共聚物，具有良好的阻燃性、加工性和沖擊強度的平衡,可有一系列透明的顏色。

以下是PC(聚碳酸酯)4795R/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	68	MPa	ASTM D 638
Tensile Stress, brk, Type I, 50 mm/min	70	MPa	ASTM D 638
Tensile Strain, yld, Type I, 50 mm/min	7.5	%	ASTM D 638
Tensile Strain, brk, Type I, 50 mm/min	117	%	ASTM D 638
Tensile Modulus, 50 mm/min	2170	MPa	ASTM D 638
Flexural Stress, brk, 1.3 mm/min, 50 mm span	105	MPa	ASTM D 790
Flexural Modulus, 1.3 mm/min, 50 mm span	2200	MPa	ASTM D 790
IMPACT
Izod Impact, unnotched, 23°C	2140	J/m	ASTM D 4812
Izod Impact, notched, 23°C	578	J/m	ASTM D 256
Instrumented Impact Energy @ peak, 23°C	73	J	ASTM D 3763
Instrumented Impact Total Energy, 23°C	77	J	ASTM D 3763
THERMAL
Vicat Softening Temp, Rate B/50	164	°C	ASTM D 1525
HDT, 0.45 MPa, 3.2 mm, unannealed	160	°C	ASTM D 648
HDT, 1.82 MPa, 3.2mm, unannealed	147	°C	ASTM D 648
Ball Pressure Test, 125°C +/- 2°C	PASS	-	IEC 60695-10-2
PHYSICAL
Specific Gravity	1.2	-	ASTM D 792
Melt Flow Rate, 330°C/2.16 kgf	15	g/10 min	ASTM D 1238
Density	1.2	g/cm³	ISO 1183
Injection Molding
Drying Temperature	120	°C
Drying Time	3-4	hrs
Drying Time (Cumulative)	48	hrs
Maximum Moisture Content	0.02	%
Melt Temperature	350-370	°C
Nozzle Temperature	345-365	°C
Front - Zone 3 Temperature	350-370	°C
Middle - Zone 2 Temperature	340-360	°C
Rear - Zone 1 Temperature	325-350	°C
Mold Temperature	80-115	°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