PC(聚碳酸酯)ML0992/沙伯基礎(SABIC)物性表參數

日期：2020-06-19 01:42:45 編輯：科思德塑膠來源：科思德塑膠瀏覽：418

SABIC(沙伯基礎創新塑料)LEXAN PC ML0992是一種半透明的沖擊改性聚碳酸酯注塑(IM)級，具有釋放性能，與標準IM PC樹脂相比，該樹脂具有良好的低溫延展性和低流動特性，優異的表面美觀性，優異的編織線強度和優異的加工性能，縮短IM循環時間，LEXAN ML0992樹脂是一種通用產品，可用于廣泛的不透明顏色，可能是一個候選廣泛應用的材料。

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以下是PC(聚碳酸酯)ML0992/沙伯基礎(SABIC)物性表參數

PROPERTIES		TYPICAL VALUES	UNITS	TEST METHODS
FLAME CHARACTERISTICS	¹⁾
UL Yellow Card Link		E207780-103670399	-	-
UL Recognized, 94HB Flame Class Rating		0.5	mm	UL 94
MECHANICAL
Tensile Stress, yld, Type I, 50 mm/min		58	MPa	ASTM D 638
Tensile Stress, brk, Type I, 50 mm/min		57	MPa	ASTM D 638
Tensile Strain, yld, Type I, 50 mm/min		5	%	ASTM D 638
Tensile Strain, brk, Type I, 50 mm/min		85	%	ASTM D 638
Tensile Modulus, 50 mm/min		2300	MPa	ASTM D 638
Flexural Stress, yld, 1.3 mm/min, 50 mm span		85	MPa	ASTM D 790
Flexural Modulus, 1.3 mm/min, 50 mm span		2100	MPa	ASTM D 790
IMPACT
Izod Impact, notched, 23°C		750	J/m	ASTM D 256
Izod Impact, notched, -30°C		500	J/m	ASTM D 256
THERMAL
HDT, 1.82 MPa, 3.2mm, unannealed		118	°C	ASTM D 648
Relative Temp Index, Elec	¹⁾	80	°C	UL 746B
Relative Temp Index, Mech w/impact	¹⁾	80	°C	UL 746B
Relative Temp Index, Mech w/o impact	¹⁾	80	°C	UL 746B
PHYSICAL
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		14	g/10 min	ASTM D 1238
Density		1.2	g/cm³	ISO 1183
Moisture Absorption (23°C / 50% RH)		0.1	%	ISO 62
Melt Volume Rate, MVR at 300°C/1.2 kg		13	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