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 | 1.14 g/cc | 1.14 g/cc | ASTM D792 |
Density | 1.13 g/cc | 0.0408 lb/in³ | ASTM D792 |
Moisture Absorption | 0.150 % | 0.150 % | 50% RH, 24 hrs; ASTM D570 |
Linear Mold Shrinkage, Flow | 0.0060 - 0.0080 cm/cm @Time 86400 sec |
0.0060 - 0.0080 in/in @Time 24.0 hour |
ASTM D955 |
Linear Mold Shrinkage, Transverse | 0.0060 - 0.0080 cm/cm @Time 86400 sec |
0.0060 - 0.0080 in/in @Time 24.0 hour |
ASTM D955 |
Melt Flow | 30 g/10 min @Load 5.00 kg, Temperature 260 °C |
30 g/10 min @Load 11.0 lb, Temperature 500 °F |
ASTM D1238 |
Mechanical Properties | Metric | English | Comments |
Tensile Strength at Break | 40.0 MPa | 5800 psi | Type I, 5 mm/min; ASTM D638 |
42.0 MPa | 6090 psi | 5 mm/min; ISO 527 | |
Tensile Strength, Yield | 49.0 MPa | 7110 psi | 5 mm/min; ISO 527 |
51.0 MPa | 7400 psi | Type I, 5 mm/min; ASTM D638 | |
Elongation at Break | 31 % | 31 % | Type I, 50 mm/min; ASTM D638 |
50 % | 50 % | 50 mm/min; ISO 527 | |
Elongation at Yield | 4.7 % | 4.7 % | Type I, 50 mm/min; ASTM D638 |
4.9 % | 4.9 % | 50 mm/min; ISO 527 | |
Tensile Modulus | 2.09 GPa | 303 ksi | 1 mm/min; ISO 527 |
2.19 GPa | 318 ksi | 5 mm/min; ASTM D638 | |
Flexural Strength | 77.0 MPa | 11200 psi | ISO 178 |
79.0 MPa | 11500 psi | brk, 1.3 mm/min, 50 mm span; ASTM D790 | |
Flexural Modulus | 2.11 GPa | 306 ksi | 2 mm/min; ISO 178 |
2.22 GPa | 322 ksi | 1.3 mm/min, 50 mm span; ASTM D790 | |
Izod Impact, Notched | 6.54 J/cm | 12.3 ft-lb/in | ASTM D256 |
Izod Impact, Unnotched | NB | NB | ASTM D4812 |
Izod Impact, Notched (ISO) | 48.0 kJ/m² | 22.8 ft-lb/in² | 80*10*4; ISO 180/1A |
28.0 kJ/m² @Temperature -40.0 °C |
13.3 ft-lb/in² @Temperature -40.0 °F |
80*10*4; ISO 180/1A | |
Izod Impact, Unnotched (ISO) | NB | NB | 80*10*4; ISO 180/1U |
Charpy Impact, Notched | 5.10 J/cm² | 24.3 ft-lb/in² | ISO 179/2C |
3.90 J/cm² @Temperature -30.0 °C |
18.6 ft-lb/in² @Temperature -22.0 °F |
ISO 179/2C | |
Coefficient of Friction, Dynamic | 0.23 | 0.23 | ASTM D3702 Modified |
Coefficient of Friction, Static | 0.18 | 0.18 | ASTM D3702 Modified |
K (wear) Factor | 14.1 x 10-8 mm³/N-M | 7.00 x 10-10 in³-min/ft-lb-hr | Ring; ASTM D3702 Modified |
2520 x 10-8 mm³/N-M | 1250 x 10-10 in³-min/ft-lb-hr | Washer; ASTM D3702 Modified | |
Thermal Properties | Metric | English | Comments |
CTE, linear, Parallel to Flow | 73.0 µm/m-°C @Temperature -30.0 - 30.0 °C |
40.6 µin/in-°F @Temperature -22.0 - 86.0 °F |
ASTM D696 |
CTE, linear, Transverse to Flow | 78.0 µm/m-°C @Temperature -30.0 - 30.0 °C |
43.3 µin/in-°F @Temperature -22.0 - 86.0 °F |
ASTM D696 |
Deflection Temperature at 0.46 MPa (66 psi) | 125 °C | 257 °F | Flatw 80*10*4 sp=64mm; ISO 75/Bf |
Deflection Temperature at 1.8 MPa (264 psi) | 110 °C | 230 °F | Flatw 80*10*4 sp=64mm; ISO 75/Af |
108 °C @Thickness 3.20 mm |
226 °F @Thickness 0.126 in |
unannealed; ASTM D648 |
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