G70FR 阻燃、PC/ABS 合金的综合性能优良,但是其耐化学品性能差而容易受到比较强的化学溶剂侵蚀而导致制品开裂等缺陷。特别是当PC/ABS 制品喷涂某些车身外饰漆时,由于其溶剂的强腐蚀性,易导致制品出现应力痕,龟裂,甚至开裂。
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PC/ABS,聚碳酸酯和丙烯腈-丁二烯-苯乙烯共聚物和混合物,是由聚碳酸酯(Polycarbonate)和聚丙烯腈(ABS)合金而成的热可塑性塑胶,结合了两种材料的优异特性,ABS材料的成型性和PC的机械性、冲击强度和耐温、抗紫外线(UV)等性质,可广泛使用在汽车内部零件、事务机器、通信器材、家电用品及照明设备上。
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典型应用范围:
产品图
参数:
Physical Properties | Metric | English | Comments |
---|---|---|---|
Density | 1.20 g/cc | 0.0434 lb/in³ | ASTM D792 |
Linear Mold Shrinkage | 0.0060 cm/cm | 0.0060 in/in | |
Melt Flow | 6.2 g/10 min @Load 2.16 kg, Temperature 250 °C |
6.2 g/10 min @Load 4.76 lb, Temperature 482 °F |
ASTM D1238 |
Mechanical Properties | Metric | English | Comments |
Hardness, Rockwell R | 114 | 114 | ASTM D785 |
Tensile Strength, Yield | 57.0 MPa | 8270 psi | ASTM D638 |
Elongation at Break | 50 % | 50 % | ASTM D638 |
Flexural Yield Strength | 8.20 MPa | 1190 psi | ASTM D790 |
Flexural Modulus | 2.30 GPa | 334 ksi | ASTM D790 |
Izod Impact, Notched | 6.10 J/cm | 11.4 ft-lb/in | ASTM D256 |
Thermal Properties | Metric | English | Comments |
Deflection Temperature at 1.8 MPa (264 psi) | 111 °C | 232 °F | ASTM D648 |
Flammability, UL94 | V-0 | V-0 | |
Processing Properties | Metric | English | Comments |
Processing Temperature | 210 - 260 °C | 410 - 500 °F | |
Mold Temperature | 60.0 - 90.0 °C | 140 - 194 °F |