PPO沙伯基础PX4277物性表

联系人李生联系电话或QQ 广州市邦懋新材料技术有限公司不仅是专业的Noryl PPO 原料供应商，亦注重技术支持及全方位的解决方案，提供从材料鉴定、模具设计、成型加工等系列帮助，亦可为客户量身定制各特殊性能之Noryl PPO 材料，进而协助客户提高产品竟争力。

NORYL PPO PX4277物性表不同体重减少0.250英寸(6.35毫米)。/耐热性的影响。 TYPICAL PROPERTIES (1) MECHANI CAL机械性能 Izod Impact, unnotched, 23°C / 无缺口悬臂梁冲击 23°C 240 J/m ASTM D 4812 Falling Dart IMPACT / 落锤冲击, 23°C 27 J SABIC Method THERMAL Value Unit Standard FOAM - THERMAL 6.4mm Wt Reduction 10 % - HDT, 0.45 MPa, 6.4 mm, unannealed / 热变形温度，0.45 MPa, 6.4 mm, 未退火 87 °C ASTM D 648 HDT, 1.82 MPa, 6.4 mm, unannealed / 热变形温度，1.82 MPa, 6.4 mm, 未退火 76 °C ASTM D 648 CTE, -40°C to 95°C, flow / 热膨胀系数，-40°C 到 95°C, 流动 7.2E-05 1/°C ASTM E 831 Specific Heat / 比热 1.25 J/g-°C ASTM C 351 Relative Temp Index, Elec / 相对热指数，电性能 85 °C UL 746B Relative Temp Index, Mech w/impact / 相对热指数，机械冲击性能 85 °C UL 746B Relative Temp Index, Mech w/o impact / 相对热指数，非机械冲击性能 85 °C UL 746B PHYSICAL Value Unit Standard FOAM - PHYSICAL 6.4mm Wt Reduction 10 % - Specific Gravity/比重 1.1 - ASTM D 792 Specific Gravity/比重, foam molded 0.99 - ASTM D 792 Water Absorption, 24 hours / 吸水率， 24小时 0.07 % ASTM D 570 Water Absorption, equilibrium, 23C / 吸水率，平衡，23C 0.2 % ASTM D 570 Mold Shrinkage, flow, 6.4 mm 0.6 - 0.8 % SABIC Method ELECTRICAL Value Unit Standard FOAM - ELECTRICAL 6.4 mm Wt Reduction 20 % - Volume Resistivity/体积电阻率 >2.5E+17 Ohm-cm ASTM D 257 Surface Resistivity >1.1E+17 Ohm ASTM D 257 Relative Permittivity, 100 Hz 2.24 - ASTM D 150 Relative Permittivity, 1 MHz / 相对介电常数，1 MHz 2.21 - ASTM D 150 Dissipation Factor, 100 Hz 0.003 - ASTM D 150 Dissipation Factor, 1 MHz / 耗散因素，1 MHz 0.0034 - ASTM D 150 Arc Resistance, Tungsten {PLC} / 耐电弧性{PLC} 6 PLC Code ASTM D 495 High Voltage Arc Track Rate {PLC} / 高电压电弧起痕速率 4 PLC Code UL 746A Comparative Tracking Index (UL) {PLC} / 漏电起痕指数 (UL) {PLC} 1 PLC Code UL 746A FLAME CHARACTERISTICS Value Unit Standard FOAM - Flame Class Minimum Density/密度 1.05 g/cm³ - UL Recognized, 94V-1 Flame Class Rating (3) / UL认可,94V-1 阻燃等级(3) 2.99 mm UL 94 UL Recognized, 94-5VA Rating (3) / UL认可,94-5VA 阻燃等级(3) 4.69 mm UL 94