| 品牌: | Goodfellow |
| 产地: | 英国 |
Yarn grade : Dyneema®
Breaking load : 220kg.
| 订货号 | 包装规格 |
| Length (Fibre) | |
| 027-575-95 | 1m |
| 446-995-85 | 2m |
| 874-475-16 | 5m |
| 309-392-06 | 10m |
| 674-007-26 | 20m |
| 250-902-08 | 50m |
| 362-753-39 | 100m |
产品参数
| Filament Diameter[长丝直径] | 1.5mm |
| Length[长度] | 1m - 100m |
| Number Of Filaments[长丝数量] | 1 |
| Tex Number[特克斯数] | 1670 |
| Type[类型] | Braided Cord |
| Electrical Properties(电气特性) | |
| Dielectric constant @1MHz | 2 |
| Dielectric strength ( kV mm⁻¹ ) | 28.0 |
| Dissipation factor @ 1MHz | 1.0000 - 10.0000 x 10⁻⁴ |
| Surface resistivity ( Ohm/sq ) | 10¹³ |
| Volume resistivity ( Ohmcm ) | 10¹⁸ |
| Thermal Properties(热性能) | |
| Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 130.000 - 200.000 |
| Heat-deflection temperature - 0.45MPa ( C ) | 69 |
| Heat-deflection temperature - 1.8MPa ( C ) | 42.0 |
| Specific heat ( J K⁻¹ kg⁻¹ ) | 1900.0 |
| Thermal conductivity ( W m⁻¹ K⁻¹ ) | 0.42 - 0.51 @23℃ |
| Upper working temperature ( C ) | 55 - 95 |
| Chemical Resistance(耐化学性) | |
| Acids - concentrated | Good-Fair |
| Acids - dilute | Good |
| Alcohols | Good |
| Alkalis | Good |
| Aromatic hydrocarbons | Fair |
| Greases and Oils | Good-Fair |
| Halogenated Hydrocarbons | Fair-Poor |
| Halogens | Fair-Poor |
| Ketones | Good-Fair |
| Physical Properties(物理性质) | |
| Density ( g cm⁻³ ) | 0.940 |
| Flammability | HB |
| Limiting oxygen index ( % ) | 17 |
| Radiation resistance | Fair |
| Resistance to Ultra-violet | Poor |
| Water absorption - over 24 hours ( % ) | < 0.010 |
| Mechanical Properties(机械性能) | |
| Coefficient of friction | 0.10 - 0.20 |
| Elongation at break ( % ) | 500.0 |
| Hardness - Rockwell | R50-70 |
| Izod impact strength ( J m⁻¹ ) | > 1000.0 |
| Poisson's ratio | 0.460 |
| Tensile modulus ( GPa ) | 0.20 - 1.20 |
| Tensile strength ( MPa ) | 20.00 - 40.00 |
其他参数
公差
| 长丝直径 | ±25% | |
|---|---|---|
| 长丝数量 | ±10% | |
| 纱支数 | ±10% | |
| 特克斯数 | ±10% | |
| 长度 | +5% / -1% |
