特点:
1、综合性能较好,冲击强度较高,化学稳定性,电性能良好.
2、与372有机玻璃的熔接性良好,制成双色塑件,且可表面镀铬,喷漆处理.
3、有高抗冲、高耐热、阻燃、增强、透明等级别。
4、流动性比HIPS差一点,比PMMA、PC等好,柔韧性好。
5、用途:适于制作一般机械零件,减磨耐磨零件,传动零件和电讯零件.
6、同PVC(聚氯乙烯)一样在屈折处会出现白化现象。
典型应用范围:
汽车内外饰:仪表板,饰柱,仪表前盖,格栅,内外饰件 2.商务设备机壳和内置部件:笔记本/台式电脑,复印机,打印机,绘图仪,显示器 3.电信,移动电话外壳,附件以及智能卡(SIM卡): 4.电器产品,电子产品外壳,电表罩和壳体,家用开关,插头和插座,电缆电线管道 5.家用电器,如洗衣机,吹风机,微波炉内外部件等。
物性表: | |||
Physical Properties | Metric | English | Comments |
---|---|---|---|
Density | 1.30 g/cc | 0.0470 lb/in³ | ASTM D792 |
1.30 g/cc | 0.0470 lb/in³ | ISO 1183 | |
Moisture Absorption | 0.100 % | 0.100 % | 50% RH, 24 hrs; ASTM D570 |
Linear Mold Shrinkage, Flow | 0.0040 cm/cm @Time 86400 sec |
0.0040 in/in @Time 24.0 hour |
ASTM D955 |
0.0041 cm/cm @Time 86400 sec |
0.0041 in/in @Time 24.0 hour |
ISO 294 | |
Linear Mold Shrinkage, Transverse | 0.0058 cm/cm @Time 86400 sec |
0.0058 in/in @Time 24.0 hour |
ISO 294 |
0.0060 cm/cm @Time 86400 sec |
0.0060 in/in @Time 24.0 hour |
ASTM D955 | |
Mechanical Properties | Metric | English | Comments |
Tensile Strength at Break | 95.0 MPa | 13800 psi | ISO 527 |
97.0 MPa | 14100 psi | ASTM D638 | |
Elongation at Break | 2.5 % | 2.5 % | ASTM D638 |
2.5 % | 2.5 % | ISO 527 | |
Tensile Modulus | 6.48 GPa | 940 ksi | 1 mm/min; ISO 527 |
6.89 GPa | 999 ksi | 50 mm/min; ASTM D638 | |
Flexural Strength | 137 MPa | 19900 psi | ASTM D790 |
143 MPa | 20700 psi | ISO 178 | |
Flexural Modulus | 6.00 GPa | 870 ksi | ISO 178 |
6.20 GPa | 899 ksi | ASTM D790 | |
Izod Impact, Notched | 1.17 J/cm | 2.19 ft-lb/in | ASTM D256 |
Izod Impact, Unnotched | 5.98 J/cm | 11.2 ft-lb/in | ASTM D4812 |
Izod Impact, Notched (ISO) | 11.0 kJ/m² | 5.23 ft-lb/in² | 80*10*4; ISO 180/1A |
Izod Impact, Unnotched (ISO) | 37.0 kJ/m² | 17.6 ft-lb/in² | 80*10*4; ISO 180/1U |
Dart Drop, Total Energy | 18.0 J | 13.3 ft-lb | Instrumented Impact Energy @ peak; ASTM D3763 |
Impact Test | 5.00 J | 3.69 ft-lb | Multiaxial Impact; ISO 6603 |
Thermal Properties | Metric | English | Comments |
CTE, linear, Parallel to Flow | 77.0 µm/m-°C @Temperature -40.0 - 40.0 °C |
42.8 µin/in-°F @Temperature -40.0 - 104 °F |
ISO 11359-2 |
77.4 µm/m-°C @Temperature -40.0 - 40.0 °C |
43.0 µin/in-°F @Temperature -40.0 - 104 °F |
ASTM E 831 | |
CTE, linear, Transverse to Flow | 32.0 µm/m-°C @Temperature -40.0 - 40.0 °C |
17.8 µin/in-°F @Temperature -40.0 - 104 °F |
ISO 11359-2 |
32.4 µm/m-°C @Temperature -40.0 - 40.0 °C |
18.0 µin/in-°F @Temperature -40.0 - 104 °F |
ASTM E 831 | |
Deflection Temperature at 0.46 MPa (66 psi) | 140 °C | 284 °F | Flatw 80*10*4 sp=64mm; ISO 75/Bf |
138 °C @Thickness 3.20 mm |
280 °F @Thickness 0.126 in |
unannealed; ASTM D648 | |
Deflection Temperature at 1.8 MPa (264 psi) | 134 °C | 273 °F | Flatw 80*10*4 sp=64mm; ISO 75/Af |
135 °C @Thickness 3.20 mm |
275 °F @Thickness 0.126 in |
unannealed; ASTM D648 |
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