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Vectra A液晶聚酯,棒, Vectra A, 18mm直径
材料 >> 聚合物材料
| 品牌: | Goodfellow |
| 产地: | 英国 |
产品介绍
BEWARE OF MACHINING
Please read the General Description under Technical Data, especially the third paragraph, for an explanation of possible machining problems.
We cannot accept complaints or returns resulting from any attempt to machine this material, including any arising from any attempt to machine this material including any arising from cracking or delamination in the material as supplied.
| 订货号 | 包装规格 |
| Length (Round) | |
| 507-450-23 | 100mm |
| 431-285-25 | 200mm |
| 910-651-35 | 500mm |
| 831-417-15 | 1000mm |
产品参数
| Diameter[直径] | 18mm |
| Grade[等级] | Vectra® A950 |
| Length[长度] | 100mm - 1000mm |
| Chemical Resistance(耐化学性) | |
| Acids - concentrated | Good-Poor |
| Acids - dilute | Good |
| Alcohols | Good |
| Alkalis | Good-Fair |
| Aromatic hydrocarbons | Good |
| Greases and Oils | Good |
| Halogenated Hydrocarbons | Good |
| Halogens | Good |
| Ketones | Good |
| Thermal Properties(热性能) | |
| Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | -5.000 - 75.000 |
| Heat-deflection temperature - 0.45MPa ( C ) | 220 |
| Heat-deflection temperature - 1.8MPa ( C ) | 180.0 |
| Lower working temperature ( C ) | ~ -200 |
| Specific heat ( J K⁻¹ kg⁻¹ ) | 1000.0 |
| Thermal conductivity ( W m⁻¹ K⁻¹ ) | 0.18 @23℃ |
| Upper working temperature ( C ) | 200 - 220 |
| Physical Properties(物理性质) | |
| Density ( g cm⁻³ ) | 1.400 |
| Flammability | V-0@0.8mm |
| Limiting oxygen index ( % ) | 35 |
| Radiation resistance | Good |
| Resistance to Ultra-violet | Good |
| Water absorption - equilibrium ( % ) | 0.03 |
| Water absorption - over 24 hours ( % ) | 0.020 |
| Mechanical Properties(机械性能) | |
| Abrasive resistance - ASTM D1044 ( mg/1000 cycles ) | 56 |
| Coefficient of friction | 0.12 - 0.14 |
| Elongation at break ( % ) | 3.0 |
| Hardness - Rockwell | M60 |
| Izod impact strength ( J m⁻¹ ) | 520.0 |
| Tensile modulus ( GPa ) | 2.00 - 10.00 |
| Tensile strength ( MPa ) | 55.00 - 165.00 |
| Electrical Properties(电气特性) | |
| Dielectric constant @1MHz | 3 |
| Dielectric strength ( kV mm⁻¹ ) | 47.0 @1.5mm |
| Dissipation factor @ 1MHz | 0.0200 |
| Surface resistivity ( Ohm/sq ) | 4x10¹³ |
| Volume resistivity ( Ohmcm ) | 10¹⁶ |
| Pultrusion(挤拉成型) | |
| Compressive strength ( MPa ) | 70 |
其他参数
公差
| 直径 | ≤10mm | ±10% |
|---|---|---|
| 聚合物 | +20% / -10% | |
| 陶瓷 | +20% / -10% | |
| >10mm | ±5% | |
| 陶瓷 | +20% / -10% | |
| 聚合物 | +20% / -10% | |
| 长度 | <100mm | ±1mm |
| ≥100mm | +5% / -1% |
