尼龙PA66+33%玻纤改性用于轨道交通
尼龙PA66+33%玻纤改性用途：高速铁路轨道扣件；绝缘管，轨距挡板。
尼龙PA66+33%玻纤改性参数指标：
| NO. | ITEM | TEST METHODS | TEST CONDITION | UNIT | Typical value | ||
| GF33-S02 | |||||||
| Physical Propertids | |||||||
| 1 | Density | GB/T1033 | 23ºC | -- | 1.37 | ||
| ISO1183 | |||||||
| 2 | Molding shrinkage | ISO 294 | Parallel | % | 0.2 | ||
| Vertical | 0.5 | ||||||
| 3 | Filler content | ISO 1172 | ‐ | % | GF33 | ||
| 4 | Melting point | GB/T 4608 | ‐ | ºC | 260 | ||
| ISO3146 | |||||||
| Mechanical Propertie | |||||||
| 5 | Tensile strength | GB/T 1040 | 50mm/min | Mpa | 175 | ||
| ISO527 | |||||||
|
| Elongation at break | GB/T 1040 | 50mm/min | % | 3.5 | ||
| ISO527 | |||||||
| 6 | Flexural strength | GB 9341 | 2mm/min | Mpa | 240 | ||
| ISO178 | |||||||
| 7 | Flexural Module | GB /T9341 | 2mm/min | Mpa | 8500 | ||
| ISO178 | |||||||
| Remark |
| ||||||
