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 |
---|---|---|---|
Specific Gravity | 1.09 g/cc | 1.09 g/cc | ASTM D792 |
Linear Mold Shrinkage, Flow | 0.0050 - 0.0080 cm/cm @Thickness 3.20 mm |
0.0050 - 0.0080 in/in @Thickness 0.126 in |
SABIC Method |
Mechanical Properties | Metric | English | Comments |
Hardness, Rockwell R | 111 | 111 | ASTM D785 |
Tensile Strength, Yield | 45.0 MPa | 6530 psi | Type I, 50 mm/min; ASTM D638 |
Tensile Modulus | 2.41 GPa | 350 ksi | 50 mm/min; ASTM D638 |
Flexural Yield Strength | 78.0 MPa | 11300 psi | 1.3 mm/min, 50 mm span; ASTM D790 |
Flexural Modulus | 2.55 GPa | 370 ksi | 1.3 mm/min, 50 mm span; ASTM D790 |
Izod Impact, Notched | 3.68 J/cm | 6.89 ft-lb/in | ASTM D256 |
0.640 J/cm @Temperature -30.0 °C |
1.20 ft-lb/in @Temperature -22.0 °F |
ASTM D256 | |
Electrical Properties | Metric | English | Comments |
Arc Resistance | 60 - 120 sec | 60 - 120 sec | Tungsten; ASTM D495 |
Comparative Tracking Index | >= 600 V | >= 600 V | UL 746A |
Hot Wire Ignition, HWI | 15 - 30 sec | 15 - 30 sec | UL 746A |
High Amp Arc Ignition, HAI | >= 120 arcs | >= 120 arcs | UL 746A |
High Voltage Arc-Tracking Rate, HVTR | 80.0 - 150 mm/min | 3.15 - 5.91 in/min | UL 746A |
Thermal Properties | Metric | English | Comments |
CTE, linear, Parallel to Flow | 63.0 µm/m-°C @Temperature -40.0 - 40.0 °C |
35.0 µin/in-°F @Temperature -40.0 - 104 °F |
ASTM E 831 |
UL RTI, Electrical | 60.0 °C | 140 °F | UL 746B |
UL RTI, Mechanical with Impact | 60.0 °C | 140 °F | UL 746B |
UL RTI, Mechanical without Impact | 60.0 °C | 140 °F | UL 746B |
Flammability, UL94 | HB @Thickness 1.47 mm |
HB @Thickness 0.0579 in |
UL 94 |
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