名称：Goodfellow（顾特服）
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聚醚醚酮, 30%玻璃纤维增强,颗粒, PEEK, 30% GFR
材料 >> 聚合物材料
| 品牌: | Goodfellow |
| 产地: | 英国 |
产品介绍
| 订货号 | 包装规格 |
| Weight | |
| 864-684-95 | 50g |
| 342-325-76 | 100g |
| 982-923-58 | 200g |
| 508-786-82 | 500g |
| 600-968-76 | 1000g |
产品参数
| Grade[等级] | Vestakeep® 4000GF30 |
| Nominal Granule Size[标称颗粒大小] | 6 |
| Viscosity[粘度] | High Viscosity |
| Weight[重量] | 50g - 1000g |
| Thermal Properties(热性能) | |
| Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 20.000 - 30.000 |
| Heat-deflection temperature - 0.45MPa ( C ) | 306 - 356 |
| Heat-deflection temperature - 1.8MPa ( C ) | 288.0 - 315.0 |
| Lower working temperature ( C ) | -60 |
| Specific heat ( J K⁻¹ kg⁻¹ ) | 1000.0 - 1100.0 |
| Thermal conductivity ( W m⁻¹ K⁻¹ ) | 0.20 - 0.21 |
| Upper working temperature ( C ) | 260 - 280 |
| Mechanical Properties(机械性能) | |
| Compressive modulus ( GPa ) | 8.6 -11.0 |
| Elongation at break ( % ) | 2.0 -3.0 |
| Hardness - Rockwell | M98-108 |
| Poisson's ratio | 0.390 - 0.410 |
| Tensile strength ( MPa ) | 155.00 - 197.00 |
| Chemical Resistance(耐化学性) | |
| Acids - concentrated | Good-Poor |
| Acids - dilute | Good |
| Alcohols | Good |
| Alkalis | Good |
| Aromatic hydrocarbons | Good |
| Greases and Oils | Good |
| Halogenated Hydrocarbons | Good |
| Halogens | Good-Poor |
| Ketones | Good-Poor |
| Physical Properties(物理性质) | |
| Density ( g cm⁻³ ) | 1.490 - 1.540 |
| Flammability | V-0 |
| Limiting oxygen index ( % ) | 34 - 36 |
| Radiation resistance | Good |
| Resistance to Ultra-violet | Fair |
| Water absorption - over 24 hours ( % ) | 0.060 - 0.120 |
| Electrical Properties(电气特性) | |
| Dielectric constant @1kHz | 3.20 - 3.40 |
| Dielectric strength ( kV mm⁻¹ ) | 16.5 - 19.8 |
| Dissipation factor @ 1MHz | 0.0020 |
| Pultrusion(挤拉成型) | |
| Compressive strength ( MPa ) | 147 -154 |
