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聚对苯二甲酸乙二醇酯,粉末, Polyester, Natural, 300μm最大粒度
聚对苯二甲酸乙二醇酯,粉末, Polyester, Natural, 300μm最大粒度图片
品牌:Goodfellow
产地:英国


产品介绍
订货号包装规格
Weight
523-886-24100g
862-403-03200g
048-768-25500g
753-771-991000g
143-814-012000g
945-864-763000g
840-740-385000g
781-332-7910000g
671-499-1420000g

产品参数

Additives[添加剂]1ppm Acetaldehyde
Colour[颜色]Natural
Crystallinity[结晶度]>40%
Inherent Viscosity[固有粘度]0.80 dl/g
Maximum Particle Size[最大粒度]300μm
Structure[结构]Semi Crystalline
Type[类型]Copolymer
Weight[重量]100g - 20000g
Chemical Resistance(耐化学性)
Acids - concentratedGood-Poor
Acids - diluteGood
AlcoholsGood
AlkalisPoor
Aromatic hydrocarbonsGood-Fair
Greases and OilsGood
Halogenated HydrocarbonsGood-Poor
HalogensFair-Poor
KetonesGood-Fair
Electrical Properties(电气特性)
Dielectric constant @1MHz3
Dielectric strength ( kV mm⁻¹ )17.0
Dissipation factor @ 1kHz0.0020
Surface resistivity ( Ohm/sq )10¹³
Volume resistivity ( Ohmcm )>10¹⁴
Thermal Properties(热性能)
Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ )20.000 - 80.000
Heat-deflection temperature - 0.45MPa ( C )115
Heat-deflection temperature - 1.8MPa ( C )80.0
Lower working temperature ( C )-40 - -60
Specific heat ( J K⁻¹ kg⁻¹ )1200.0 - 1350.0
Thermal conductivity ( W m⁻¹ K⁻¹ )0.15 - 0.40 @23℃
Upper working temperature ( C )115 - 170
Physical Properties(物理性质)
Density ( g cm⁻³ )1.300 - 1.400
FlammabilityHB
Limiting oxygen index ( % )21
Radiation resistanceGood
Refractive index1.580-1.640
Resistance to Ultra-violetFair
Water absorption - equilibrium ( % )< 0.70
Water absorption - over 24 hours ( % )0.100
Mechanical Properties(机械性能)
Coefficient of friction0.20 - 0.40
Hardness - RockwellM94-101
Izod impact strength ( J m⁻¹ )13.0 - - 35.0
Poisson's ratio0.370 - 0.440
Tensile modulus ( GPa )2.00 - 4.00
Tensile strength ( MPa )80.00 , for biax film 190-260
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