金牌会员第3
访问量: 6650392   网址: goodfellow.cnreagent.com    在线留言 
产品搜索
材料 >> 聚合物材料
聚甲基丙烯酸甲酯,球体, PMMA, Acrylic, 1.5mm直径
聚甲基丙烯酸甲酯,球体, PMMA, Acrylic, 1.5mm直径图片
品牌: Goodfellow
产地: 英国
索取资料及报价
品牌:Goodfellow
产地:英国
产品介绍
订货号包装规格
583-803-1850 Piece
975-388-44100 Piece
923-551-38200 Piece
443-916-29500 Piece
458-216-171000 Piece
531-377-282000 Piece

产品参数

Diameter[直径]1.5mm
Quantity[数量]50 Piece - 2000 Piece
Sphericity[球面]50μm
Type[类型]Precision Sphere
Physical Properties(物理性质)
Abbe number57.2
Density ( g cm⁻³ )1.190
FlammabilityHB
Limiting oxygen index ( % )17 - 20
Radiation resistanceFair
Refractive index1.490
Resistance to Ultra-violetGood
Water absorption - over 24 hours ( % )0.200
Mechanical Properties(机械性能)
Elongation at break ( % )2.5 -4.0
Hardness - RockwellM92-100
Izod impact strength ( J m⁻¹ )16.0 - - 32.0
Poisson's ratio0.350 - 0.400
Tensile modulus ( GPa )2.40 - 3.30
Tensile strength ( MPa )80.00
Electrical Properties(电气特性)
Dielectric constant @1MHz3
Dielectric strength ( kV mm⁻¹ )15.0
Dissipation factor @ 1MHz0.0140
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 - concentratedGood-Poor
Acids - diluteGood-Poor
AlcoholsGood-Poor
AlkalisGood
Aromatic hydrocarbonsPoor
Greases and OilsGood
Halogenated HydrocarbonsPoor
HalogensPoor
KetonesPoor

其他参数

公差

直径±5%
相关产品
我要咨询 关闭
  •      
  • 姓名* 
  • 电话* 
  • 单位* 
  • email 
  • 留言内容*
  • 验证码*  
  • 让更多商家关注