氟化乙烯丙烯共聚物,膜, FEP, 0.025mm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]	610mm
Thickness[厚度]	0.025mm
Transparency[透明度]	Clear/Transparent
Mechanical Properties(机械性能)
Coefficient of friction	0.27 - 0.67
Elongation at break ( % )	150.0 -300.0
Hardness - Rockwell	R25-45,60 Shore D
Izod impact strength ( J m⁻¹ )	999999.0 - No Break
Poisson's ratio	0.480
Tensile modulus ( GPa )	0.50 - 0.60
Tensile strength ( MPa )	14.00 - 30.00
Physical Properties(物理性质)
Density ( g cm⁻³ )	2.150
Flammability	V-0
Limiting oxygen index ( % )	95
Radiation resistance	Poor
Refractive index	1.344
Resistance to Ultra-violet	Excellent
Water absorption ( % )	0.01
Electrical Properties(电气特性)
Dielectric constant @1MHz	2
Dielectric strength ( kV mm⁻¹ )	20.0 @3.2mm
Dissipation factor @ 1MHz	0.0007
Surface resistivity ( Ohm/sq )	10¹⁶
Volume resistivity ( Ohmcm )	10¹⁸
Thermal Properties(热性能)
Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ )	83.000 - 104.000
Heat-deflection temperature - 0.45MPa ( C )	50
Heat-deflection temperature - 1.8MPa ( C )	70.0
Lower working temperature ( C )	-250
Specific heat ( J K⁻¹ kg⁻¹ )	1100.0
Thermal conductivity ( W m⁻¹ K⁻¹ )	0.19 - 0.24 @23℃
Upper working temperature ( C )	150 - 200
Chemical Resistance(耐化学性)
Acids - concentrated	Good
Acids - dilute	Good
Alcohols	Good
Alkalis	Good
Aromatic hydrocarbons	Good
Greases and Oils	Good
Halogenated Hydrocarbons	Good
Halogens	Good
Ketones	Good