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(一)加工精度 |
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1、端面平面度允差(mm)Φ500mm |
<0.016 | 0.018 | 0.02 | >0.02 | ||
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2、圆度允差(mm) |
<0.008 | 0.009 | 0.01 | >0.01 | ||
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3、圆柱度允差(mm)Φ800mm |
<0.024 | 0.024~0.032 | 0.032~0.05 | >0.05 | ||
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4、表面粗糙度Ra值(μm) |
>0.8 | 1.6 | 3.2 | >3.2 | ||
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(二)噪声dB(A) |
<80 | 81~82 | 83~85 | >85 | ||