聚醚�?�? PES, Clear Amber, 44mm直径

材料 >> 聚合物材斘�/div>

品牌: Goodfellow
产地: 英国
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产品介绍

产品参数

Colour[颜色]	Clear Amber
Diameter[直径]	44mm
Length[长度]	50 mm - 500 mm
Mechanical Properties(机械性能)
Abrasive resistance - ASTM D1044 ( mg/1000 cycles )	6
Elongation at break ( % )	40.0 -80.0
Hardness - Rockwell	M88
Izod impact strength ( J m?? )	85.0
Poisson's ratio	0.400
Tensile modulus ( GPa )	2.40 - 2.60
Tensile strength ( MPa )	70.00 - 95.00
Physical Properties(物理性质)
Density ( g cm?? )	1.370
Flammability	V-0@0.4mm
Limiting oxygen index ( % )	34 - 41
Radiation resistance	Good-Fair
Refractive index	1.650
Resistance to Ultra-violet	Fair
Water absorption - equilibrium ( % )	2.20
Water absorption - over 24 hours ( % )	0.400 - 1.000
Thermal Properties(热性能)
Coefficient of thermal expansion ( x10?? K?? )	55.000
Heat-deflection temperature - 0.45MPa ( C )	> 260
Heat-deflection temperature - 1.8MPa ( C )	203.0
Lower working temperature ( C )	-110
Thermal conductivity ( W m?? K?? )	0.13 - 0.18 @23ℂ�/td>
Upper working temperature ( C )	180 - 220
Chemical Resistance(耐化学�?
Acids - concentrated	Good-Poor
Acids - dilute	Good
Alcohols	Good
Alkalis	Good
Aromatic hydrocarbons	Good
Greases and Oils	Good-Fair
Halogenated Hydrocarbons	Good
Halogens	Fair-Poor
Ketones	Good
Electrical Properties(电气特�?
Dielectric constant @1MHz	4
Dielectric strength ( kV mm?? )	16.0
Dissipation factor @ 1MHz	0.0030
Volume resistivity ( Ohmcm )	10??

其他参数

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