聚乙烯,高密度,膜, HDPE, 0.01mm厚

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品牌:	Goodfellow
产地:	英国

产品介绍

产品参数

Coil Width[卷材宽度]	600mm
Thickness[厚度]	0.01mm
Physical Properties(物理性质)
Density ( g cm⁻³ )	0.950
Flammability	HB
Limiting oxygen index ( % )	17
Radiation resistance	Fair
Refractive index	1.540
Resistance to Ultra-violet	Poor
Water absorption - over 24 hours ( % )	< 0.010
Thermal Properties(热性能)
Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ )	100.000 - 200.000
Heat-deflection temperature - 0.45MPa ( C )	75
Heat-deflection temperature - 1.8MPa ( C )	46.0
Specific heat ( J K⁻¹ kg⁻¹ )	1900.0
Thermal conductivity ( W m⁻¹ K⁻¹ )	0.45 - 0.52 @23℃
Upper working temperature ( C )	55 - 120
Electrical Properties(电气特性)
Dielectric constant @1MHz	2 - 2
Dielectric strength ( kV mm⁻¹ )	22.0
Dissipation factor @ 1MHz	1.0000 - 10.0000 x 10⁻⁴
Surface resistivity ( Ohm/sq )	10¹³
Volume resistivity ( Ohmcm )	10¹⁵-10¹⁸
Mechanical Properties(机械性能)
Coefficient of friction	0.29
Hardness - Rockwell	D60-73-Shore
Izod impact strength ( J m⁻¹ )	20.0 - - 210.0
Poisson's ratio	0.460
Tensile modulus ( GPa )	0.50 - 1.20
Tensile strength ( MPa )	15.00 - 40.00
Chemical Resistance(耐化学性)
Acids - concentrated	Good-Fair
Acids - dilute	Good
Alcohols	Good
Alkalis	Good
Aromatic hydrocarbons	Fair
Greases and Oils	Good-Fair
Halogenated Hydrocarbons	Fair-Poor
Halogens	Fair-Poor
Ketones	Good-Fair