芳香聚酰胺,片, Polymetaphenylene isophthalamide, 3mm厚

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品牌:	Goodfellow
产地:	英国

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半岛bd体育手机客户端介绍

DuPont?, Nomex? are registered trademarks of E.I. du Pont de Nemours and Company.

半岛bd体育手机客户端参数

Description[描述]	Pressboard
Thickness[厚度]	3mm
Type[类型]	DuPont? Nomex? T993 - Medium Density Pressboard
Physical Properties(物理性质)
Density ( g cm?? )	1.380
Limiting oxygen index ( % )	29
Radiation resistance	Good
Water absorption - equilibrium ( % )	9.00
Water absorption - over 24 hours ( % )	0.080
Chemical Resistance(耐化学性)
Acids - concentrated	Poor
Acids - dilute	Good-Fair
Alcohols	Good
Alkalis	Good-Poor
Aromatic hydrocarbons	Good
Greases and Oils	Good
Halogenated Hydrocarbons	Good
Ketones	Good
Thermal Properties(热性能)
Coefficient of thermal expansion ( x10?? K?? )	20.000
Heat-deflection temperature - 1.8MPa ( C )	149.0
Specific heat ( J K?? kg?? )	1200.0
Thermal conductivity ( W m?? K?? )	0.13 @23℃
Upper working temperature ( C )	200 - 300
Mechanical Properties(机械性能)
Elongation at break ( % )	< 9.0
Izod impact strength ( J m?? )	533.0 unnotched
Tensile strength ( MPa )	1800.00 - 3900.00
Electrical Properties(电气特性)
Dielectric constant @1kHz	2.30
Dielectric strength ( kV mm?? )	32.0
Volume resistivity ( Ohmcm )	6x10??

其他参数

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