不同加工方法和不同材料所能到达的外
表
关于同志近三年现实表现材料材料类招标技术评分表图表与交易pdf视力表打印pdf用图表说话 pdf
粗糙度加工方法材料Ra参娄1值范围m0.0120.0250.050.1000.2000.400.81.63.206.3012.5025注射成型热塑性塑料PMM演机玻0.0250.050.1000.2000.400.81.6ABS0.0250.050.1000.2000.400.81.6AS0.0250.050.1000.2000.400.81.6聚碳酸酯〔P.0.050.1000.2000.400.81.6聚苯乙烯〔PS0.050.1000.2000.400.81.63.20聚丙烯〔PP〕0.1000.2000.400.81.6尼龙0.1000.2000.400.81.6聚乙烯〔PEJ0.1000.2000.400.81.63.206.30聚甲醛〔POM0.050.1000.2000.400.81.63.20聚碉〔PSU0.2000.400.81.63.20聚氯乙烯〔PVO0.2000.400.81.63.20聚苯髓〔PPO0.2000.400.81.63.20氯化聚醴0.2000.400.81.63.20PBT0.2000.400.81.63.20热周氨基塑料0.2000.400.81.63.20酚醉塑料0.2000.400.81.63.20硅酮塑料0.2000.400.81.63.20压制和氨基塑料0.2000.400.81.63.20酚醉塑料0.2000.400.81.63.20啥胺塑料0.1000.2000.40退硅酮塑涸0.20004008DAP0400816320不饱和聚酯一0400816320环氧塑料0.2000.400.81.63.20小几有机玻璃0.0250050.1000.2000400816320630械尼龙1632063012.50聚四氟乙烯08163206301250聚票/烯163206301250增强塑料16320630125025注:模塑增强塑料件Ra数值应相应增大两个档次.