常见材料的密度值表

常见材料的密度值表一、塑胶材料PC(聚碳酸酯)：1.20~1.22g/cm3PMMA:1.16~1.20g/cm3ABS:1.01~1.08g/cm3POM:1.41~1.43g/cm3PVC(40%增塑剂):1.19~1.35g/cm3PS:1.04~1.09g/cm3PP:0.85~0.92g/cm3PET:1.29~1.41g/cm3PA6:1.12~1.16g/cm3TPU:1.1~1.25g/cm3TPE:0.92~0.98g/cm3TPR:1.0~1.3g/cm3硅胶1.2~1.28g/cm3二、金属材料CU:8.9g/cm3Fe:7.8~7.9g/cm3AL:2.7g/cm3Ni:8.88~8.9g/cm3不锈钢：7.85201,202,301,302,304,304L,305,3217.93g/cm3309S,310S,316,316L,3477.98g/cm3405,410,4207.75g/cm3409,430,4347.70g/cm3三、换算单位1kg/m3=0.001（g/cm3）1g/cm3=1x10-6(kg/mm3)1磅（lb）=0.454千克（kg）1盎司（oz）=28.350克(g)1英寸（in）=2.54厘米（cm）1海里（nmile）=1.852千米（km千米（km）1英尺（ft）=12英寸（in1英里（mile）=1.609）1码(yd)=3英尺(ft1米(m)=3.281英尺(ft)=1.094码(yd)1千克（kg）=2.205磅（lb）1磅（lb）=0.454千克（kg）]1盎司（oz）=28.350克(g)1磅/（石油）桶（lb/bbl）=2.853千克/米3（kg/m3）四、缩水率PC:5‰;ABS:5‰;PMMA:5‰;PP:20‰;POM:20‰;PET:22‰