聚甲基丙烯酸甲酯,管, PMMA, Acrylic, 10mm ID, 13mm OD

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材料 >> 聚合物材料

品牌: Goodfellow
产地: 英国
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产品介绍

产品参数

Inside Diameter[内部直径]	10mm
Length[长度]	500 mm - 1000 mm
Outside Diameter[外部直径]	13mm
Production Method[生产方法]	Extruded
Wall Thickness[壁厚]	1.5mm
Physical Properties(物理性质)
Abbe number	57.2
Density ( g cm⁻³ )	1.190
Flammability	HB
Limiting oxygen index ( % )	17 - 20
Radiation resistance	Fair
Refractive index	1.490
Resistance to Ultra-violet	Good
Water absorption - over 24 hours ( % )	0.200
Mechanical Properties(机械性能)
Elongation at break ( % )	2.5 -4.0
Hardness - Rockwell	M92-100
Izod impact strength ( J m⁻¹ )	16.0 - - 32.0
Poisson's ratio	0.350 - 0.400
Tensile modulus ( GPa )	2.40 - 3.30
Tensile strength ( MPa )	80.00
Electrical Properties(电气特性)
Dielectric constant @1MHz	3
Dielectric strength ( kV mm⁻¹ )	15.0
Dissipation factor @ 1MHz	0.0140
Surface resistivity ( Ohm/sq )	10¹⁴
Volume resistivity ( Ohmcm )	2-14x10¹⁵
Thermal Properties(热性能)
Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ )	70.000 - 77.000
Heat-deflection temperature - 0.45MPa ( C )	105
Heat-deflection temperature - 1.8MPa ( C )	95.0
Lower working temperature ( C )	-40
Specific heat ( J K⁻¹ kg⁻¹ )	1400.0 - 1500.0
Thermal conductivity ( W m⁻¹ K⁻¹ )	0.17 - 0.19 @23℃
Upper working temperature ( C )	50 - 90
Chemical Resistance(耐化学性)
Acids - concentrated	Good-Poor
Acids - dilute	Good-Poor
Alcohols	Good-Poor
Alkalis	Good
Aromatic hydrocarbons	Poor
Greases and Oils	Good
Halogenated Hydrocarbons	Poor
Halogens	Poor
Ketones	Poor

其他参数

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