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材料 >> 聚合物材料
聚甲醛共聚物,颗粒, Acetal, Copolymer POMC, Natural
聚甲醛共聚物,颗粒, Acetal, Copolymer POMC, Natural图片
品牌: Goodfellow
产地: 英国
索取资料及报价
品牌: Goodfellow
产地: 英国
半岛bd体育手机客户端 介绍
订货号 包装规格
Weight
366-092-06 500g
956-816-50 1000g
535-758-70 2000g
158-110-84 5000g
093-036-78 10000g

半岛bd体育手机客户端 参数

Colour[颜色] Natural
Description[描述] Injection Moulding Grade
Nominal Granule Size[标称颗粒大小] 3
Weight[重量] 500g - 10000g
Electrical Properties(电气特性)
Dielectric constant @1MHz 4 - 4
Dielectric strength ( kV mm?? ) 20.0 @2.3mm
Dissipation factor @ 1MHz 0.0060 - 0.1800
Surface resistivity ( Ohm/sq ) 10??
Volume resistivity ( Ohmcm ) 10??
Chemical Resistance(耐化学性)
Acids - concentrated Poor
Acids - dilute Good-Fair
Alcohols Good-Fair
Alkalis Good
Aromatic hydrocarbons Good
Greases and Oils Good
Halogenated Hydrocarbons Good-Poor
Halogens Poor
Ketones Good-Fair
Thermal Properties(热性能)
Coefficient of thermal expansion ( x10?? K?? ) 80.000 - 120.000
Heat-deflection temperature - 0.45MPa ( C ) 160
Heat-deflection temperature - 1.8MPa ( C ) 110.0
Lower working temperature ( C ) -40
Specific heat ( J K?? kg?? ) 1500.0
Thermal conductivity ( W m?? K?? ) 0.23 - 0.30 @23℃
Upper working temperature ( C ) 80 - 120
Physical Properties(物理性质)
Density ( g cm?? ) 1.410
Flammability HB
Limiting oxygen index ( % ) 15
Radiation resistance Poor
Resistance to Ultra-violet Poor
Water absorption - equilibrium ( % ) 0.60 - 0.80
Water absorption - over 24 hours ( % ) 0.200 - 0.250
Mechanical Properties(机械性能)
Elongation at break ( % ) 15.0 -40.0
Hardness - Rockwell M80
Izod impact strength ( J m?? ) 70.0 - - 80.0
Poisson's ratio 0.350
Tensile modulus ( GPa ) 2.30 - 2.80
Tensile strength ( MPa ) 60.00 - 70.00
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