ACRYLITE® MD™ L40|PMMA|Evonik CYRO LLC_产品资讯

ACRYLITE® MD™ L40|PMMA|Evonik CYRO LLC

Processing/Physical Characteristics Value Unit Test Stan

Processing/Physical Characteristics	Value	Unit	Test Standard
ASTM数据(ASTM Data)
熔体流动指数(Melt Flow Index)	26	g/10min	ASTM D 1238
温度(Temperature)	230	°C	-
负载(Load)	3.8	kg	-
模具收缩(Mold Shrinkage) (MD)	0.006	mm/mm	ASTM D 955
模具收缩(Mold Shrinkage) (TD)	0.003	mm/mm	ASTM D 955
密度(Density) (73°F)	1190	kg/m³	ASTM D 792
吸水率(Water Absorption) (24hr)	0.3	%	ASTM D 570

机械性能(机械性能(Mechanical properties))	Value	Unit	Test Standard
ASTM数据(ASTM Data)
拉伸模量(Tensile Modulus)	3240.53	MPa	ASTM D 638
Elongation at Yield	3	%	ASTM D 638
断裂伸长率(Elongation at Break)	3	%	ASTM D 638
弯曲弹性模量(弯曲弹性模量(Flexural Modulus))	3033.69	MPa	ASTM D 790
抗弯强度(Flexural Strength)	97.9	MPa	ASTM D 790
洛氏硬度(Rockwell Hardness)	M84	-	ASTM D 785
悬臂梁式冲击切口 (1/4 in)	0.0192	kJ/m	ASTM D 256

热性能(热性能(Thermal properties))	Value	Unit	Test Standard
ASTM数据(ASTM Data)
热膨胀系数(Coefficient of Thermal Expansion) (MD)	130	E-6/K	ASTM D 696
热膨胀系数(Coefficient of Thermal Expansion) (TD)	72	E-6/K	ASTM D 696
DTUL @ 66 psi	73.9	°C	ASTM D 648
Vicat 温度(Temperature)	82.2	°C	ASTM D 1525

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