材料标称密度收 缩 率[g/cm3][%]聚苯乙烯PS1.050.3-0.6聚苯乙烯，中.高冲击性HI-PS1.050.5-0.6聚苯乙烯-丙烯晴SAN1.080.5-0.7丙烯晴-丁二烯-苯乙烯ABS1.060.4-0.7苯烯晴-苯乙烯-丙烯酸ASA1.070.4-0.6低密度聚乙烯LDPE0.9541.5-4.0高密度聚乙烯HDPE0.921.5-3.6聚丙烯PP0.9151.0-2.5聚本烯-GRPPGR1.150.5-1.2聚甲基戊烯PMP0.831.5-3.0软质聚氯乙烯PVC-soft1.381.0-2.5硬质聚氯乙烯PVC-rigid1.380.1-0.6聚氟亚乙烯PVDF1.23.0-6.0聚四氟乙烯PTFE2.12-2.173.5-6.0聚甲基丙烯酸甲脂（丙烯）PMMA1.180.1-0.8聚氧甲烯（乙缩烯）POM1.421.8-3.5聚苯撑氧或聚氧化亚苯PPO1.060.1-0.7聚苯撑氧-GRPPO-GR1.27<0.7醋酸纤维素CA1.27-1.30.5醋酸-丁酸纤维素CAB1.17-1.220.5丙酸纤维表素CP1.19-1.230.5聚碳酸醋PC1.20.4-0.8聚碳酸脂-GRPC-GR1.420.15-0.55聚乙烯对苯二甲酸乙酯PET1.370.2-2.0聚乙烯对苯二甲酸乙酯-GRPET-GR1.5-1.571.2-2.0聚丁烯对苯二酸PBT1.30.9-1.8聚丁烯对苯二酸-GRPBT-GR1.52-1.570.3-1.2尼龙6（聚酸胺6）PA 61.140.8-1.5尼龙6-GRPA 6-GR1.36-1.650.3-1尼龙6/6PA 661.151.2-1.8尼龙6/6-GRPA66-GR1.20-1.650.5-1.5尼龙11PA 111.03-1.050.5-1.5尼龙12PA 121.01-1.040.5-1.5聚醚矾PSO1.370.7聚硫化亚苯PPS1.640.5-0.7热塑性聚亚胺脂PUR1.20.9酚 甲醛树脂GPPF1.41.2三聚氰胺甲醛GPMF1.51.2-2三聚氰胺酚甲醛MPF1.60.8-1.8聚脂树脂UP2.0-2.10.5-0.8环氧树脂EP1.90.2