磨削用量的选择

0~500未淬硬0.70.70.80.80.91.0淬硬0.80.80.90.91.01.2表1-5内圆磨削余量(单位:mm)孔径热处理状态孔的长度≤50>50~100>100~200>200~300>300~500≤10未淬硬淬硬0.20.2————>10~18未淬硬淬硬0.20.30.30.4———>18~30未淬硬淬硬0.30.30.30.40.40.4——>30~50未淬硬淬硬0.30.40.30.40.40.40.40.5—>50~80未淬硬淬硬0.40.40.40.50.40.50.40.5—>80~120未淬硬淬硬0.50.50.50.50.50.60.50.60.60.7>120~180未淬硬淬硬0.60.60.60.60.60.60.60.60.60.7>180~260未淬硬淬硬0.60.70.60.70.70.70.70.70.70.8>260~360未淬硬淬硬0.70.70.70.80.70.80.80.80.80.9>360~500未淬硬淬硬0.80.80.80.80.80.80.80.90.80.9表1-6端面磨削余量(单位:mm)直径工件全长≤18>18~50>50~120>120~260>260~500>500≤300.20.30.30.40.50.6>30~500.30.30.40.40.50.6>50~1200.30.30.40.50.60.6>120~2600.40.40.50.50.60.7>260~5000.50.50.50.60.70.7>5000.60.60.60.70.80.8表1-7平面磨削余量(单位:mm)加工长度加工宽度≤100>100~300>300~1000≤3000.2~0.30.25~0.4—>300~10000.25~0.40.3~0.50.4~0.6>1000~20000.3~0.50.4~0.60.4~0.7