模塑件尺寸公差表

1、材料代号模塑材料公差等级标注公差尺寸未注公差尺寸高精度一般精度ABS丙烯腈-丁二烯-苯乙烯共聚物MT2MT3MT5AS丙烯腈-苯乙烯共聚物MT2MT3MT5CA醋酸纤维素塑料MT3MT4MT6EP环氧树脂MT2MT3MT5PA尼龙类塑料无填料填充MT3MT4MT6玻璃纤维填充MT2MT3MT5PBTP聚对苯二甲酸丁二醇脂无填料填充MT3MT4MT6玻璃纤维填充MT2MT3MT5PC聚碳酸脂MT2MT3MT5PDAP聚邻苯二甲酸二丙烯肢MT2MT3MT5PE聚乙烯MT5MT6MT7P ESU聚醚砜MT2MT3MT5PEYP聚对苯二甲酸乙二醇脂无填料填充MT3MT4MT6玻璃纤维填充MT2MT3M

2、T5PF酚醛塑料无机填料填充MT2MT3MT5有机填料填充MT3MT4MT6PMMA聚甲基丙烯酸甲脂MT2MT3MT5POM聚甲醛wi50mmMT3MT4MT6> 150mmMT4MT5MT7PP聚丙烯无填料填充MT3MT4MT6无机填料填充MT2MT3MT5PPO聚苯醚MT2MT3MT5PPS聚苯硫醚MT2MT3MT5PS聚苯乙烯MT2MT3MT5PSU聚砜MT2MT3MT5RPVC硬质聚氯乙烯（无增塑剂）MT2MT3MT5SPVC软化质聚氯乙烯MT5MT6MT7VF/MF氨基塑料和氨基酚醛塑料无机填料填充MT2MT3MT5有机填料填充MT3MT4MT6收缩率特性值和选用的公差等级收缩

3、率特性值%公差等级标注公差尺寸未注公差尺寸高精度一般精度> 01MT2MT3MT5> 12MT3MT4MT6> 23MT4MT5MT7> 3MT5MT6MT7模塑件尺寸公差表基 本尺 寸公差公差大于036101418243040506580100120140160等级种类到36101418243040506580100120140160180标注公差的尺寸公差值MT!A0.070.080.090.100.110.120.140.160.180.200.230.260.290.320.360.40B0.140.160.180.200.210.220.240.260.280

4、.300.330.360.390.420.460.50MT2A0.100.120.140.160.180.200.220.240.260.300.340.380.420.460.500.54B0.200.220.240.260.280.300.320.340.360.400.440.480.520.560.600.64MT3A0.120.140.160.180.200.240.280.320.360.400.460.520.580.640.700.78B0.320.340.360.380.400.440.480.520.560.600.660.720.780.840.900.98MT4A0.1

5、60.180.200.240.280.320.360.420.480.560.640.720.820.921.021.12B0.360.380.400.440.480.520.560.620.680.760.840.921.021.121.221.32MT5A0.200.240.280.320.380.440.500.560.640.740.861.001.141.281.441.60B0.400.440.480.520.580.640.700.760.840.941.061.201.341.481.641.80MT6A0.320.320.380.460.540.620.700.800.941

6、.101.281.481.722.002.202.40B0.520.520.580.680.740.820.901.001.141.301.481.681.922.202.402.60MT7A0.380.480.580.680.780.881.001.141.321.541.802.102.402.703.003.30B0.580.680.780.880.981.081.201.341.521.742.002.302.603.103.203.50未标注公差的尺寸允许偏差MT5A±0.10±0.12±).14±0.16±).19±).2

7、2±).25±0.28±).32±0.37±).43±0.50±).57±0.64±).72±0.80B±0.20±±).24±0.26±).29±).32±).35±0.38±).42±0.47±).53±0.60±).67±0.74±).82±0.900.22MT6A±0.13±0.16±).19

8、7;0.23±).27±).31±).35±0.40±).47±0.55±).64±0.74±).86±1.00±1.10±1.20B±0.23±±).29±0.33±).37±).41±).45±0.50±).57±0.65±).74±0.84±).96±1.10±1.20±1.300.26MT7A±0.19±0.24±).29±0.34±).39±).44±).50±0.57±).66±0.77±).90±1.05±1.20±1.35±1.50±1.65B±0.29±±).39±0.44±).49&