聚醚醚酮,管, PEEK, Opaque Grey, 2.9mm ID, 3.9mm OD

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品牌:	Goodfellow
产地:	英国

产品介绍

产品参数

Colour[颜色]	Opaque Grey
Inside Diameter[内部直径]	2.9mm
Length[长度]	250 mm - 1000 mm
Outside Diameter[外部直径]	3.9mm
Wall Thickness[壁厚]	0.5mm
Chemical Resistance(耐化学性)
Acids - concentrated	Good-Poor
Acids - dilute	Good
Alcohols	Good
Alkalis	Good
Aromatic hydrocarbons	Good
Greases and Oils	Good
Halogenated Hydrocarbons	Good
Halogens	Good-Poor
Ketones	Good-Poor
Thermal Properties(热性能)
Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ )	47.000 - 108.000
Heat-deflection temperature - 0.45MPa ( C )	> 260
Heat-deflection temperature - 1.8MPa ( C )	160.0
Specific heat ( J K⁻¹ kg⁻¹ )	1340.0
Thermal conductivity ( W m⁻¹ K⁻¹ )	0.25 @23℃
Upper working temperature ( C )	250
Physical Properties(物理性质)
Density ( g cm⁻³ )	1.260 - 1.320
Flammability	V-0@1.5mm
Limiting oxygen index ( % )	35
Radiation resistance	Good
Resistance to Ultra-violet	Fair
Water absorption - equilibrium ( % )	0.50
Water absorption - over 24 hours ( % )	0.100 - 0.300
Mechanical Properties(机械性能)
Coefficient of friction	0.18
Elongation at break ( % )	50.0
Hardness - Rockwell	M99
Izod impact strength ( J m⁻¹ )	85.0
Poisson's ratio	0.400
Tensile modulus ( GPa )	3.70 - 4.00
Tensile strength ( MPa )	70.00 - 100.00
Electrical Properties(电气特性)
Dielectric constant @1kHz	3.20 - 3.30 @50Hz-10Khz
Dielectric strength ( kV mm⁻¹ )	190.0 @50μm
Dissipation factor @ 1MHz	0.0030
Volume resistivity ( Ohmcm )	10¹⁵-10¹⁶

其他参数

公差