车削加工中立方氮化硼车刀的切削用量
<DIV align=center><TABLE cellSpacing=0 cellPadding=0 width="104%" border=1>
<TBODY>
<TR>
<TD width=132>
<DIV align=center>组别</DIV></TD>
<TD width=276>
<DIV align=center>加工材料</DIV></TD>
<TD width=48>
<DIV align=center>切削深度α<SUB>P</SUB> mm</DIV></TD>
<TD width=72>
<DIV align=center> 切削速度 v(m/mim)</DIV></TD>
<TD width=50>
<DIV align=center>切削速度v(m/mim)</DIV></TD></TR>
<TR>
<TD width=132>
<DIV>A组(CBN含量40%~60%)</DIV></TD>
<TD width=276>
<DIV>结构钢、合金钢、轴承钢、碳素工具钢,45~68HRC合金工具钢45~68HRC</DIV></TD>
<TD width=48>
<DIV>~0.5</DIV></TD>
<TD width=72>
<DIV>~0.2</DIV></TD>
<TD width=50>
<DIV>60~140</DIV></TD></TR>
<TR>
<TD width=132>
<DIV>A组(CBN含量40%~60%)</DIV></TD>
<TD width=276>
<DIV>结构钢、合金钢、轴承钢、碳素工具钢,45~68HRC合金工具钢45~68HRC</DIV></TD>
<TD width=48>
<DIV>~0.5</DIV></TD>
<TD width=72>
<DIV>~0.2</DIV></TD>
<TD width=50>
<DIV>50~100</DIV></TD></TR>
<TR>
<TD width=132>
<DIV>A组(CBN含量40%~60%)</DIV></TD>
<TD width=276>
<DIV>冷硬铸铁轧辊可锻铸铁、铸锻钢等50~75HS</DIV></TD>
<TD width=48>
<DIV>~2.0</DIV></TD>
<TD width=72>
<DIV>~1.0</DIV></TD>
<TD width=50>
<DIV>70~150</DIV></TD></TR>
<TR>
<TD width=132>
<DIV>A组(CBN含量40%~60%)</DIV></TD>
<TD width=276>
<DIV>冷硬铸铁轧辊可锻铸铁、铸锻钢等75~80HS</DIV></TD>
<TD width=48>
<DIV>~2.0</DIV></TD>
<TD width=72>
<DIV>~0.5</DIV></TD>
<TD width=50>
<DIV>40~70</DIV></TD></TR>
<TR>
<TD width=132>
<DIV>B组(CBN含量65%~95%)</DIV></TD>
<TD width=276>
<DIV>高速钢45~68HRC</DIV></TD>
<TD width=48>
<DIV>~0.5</DIV></TD>
<TD width=72>
<DIV>~0.2</DIV></TD>
<TD width=50>
<DIV>40~100</DIV></TD></TR>
<TR>
<TD width=132>
<DIV>B组(CBN含量65%~95%)</DIV></TD>
<TD width=276>
<DIV>耐热合金镍基</DIV></TD>
<TD width=48>
<DIV>~2.5</DIV></TD>
<TD width=72>
<DIV>~0.15</DIV></TD>
<TD width=50>
<DIV>~140</DIV></TD></TR>
<TR>
<TD width=132>
<DIV>B组(CBN含量65%~95%)</DIV></TD>
<TD width=276>
<DIV>耐热合金钴基</DIV></TD>
<TD width=48>
<DIV>~2.5</DIV></TD>
<TD width=72>
<DIV>~0.15</DIV></TD>
<TD width=50>
<DIV>~140</DIV></TD></TR>
<TR>
<TD width=132>
<DIV>B组(CBN含量65%~95%)</DIV></TD>
<TD width=276>
<DIV>耐热合金铁基</DIV></TD>
<TD width=48>
<DIV>~2.5</DIV></TD>
<TD width=72>
<DIV>~0.15</DIV></TD>
<TD width=50>
<DIV>~170</DIV></TD></TR>
<TR>
<TD width=132>
<DIV>B组(CBN含量65%~95%)</DIV></TD>
<TD width=276>
<DIV>耐热合金其它</DIV></TD>
<TD width=48>
<DIV>~2.5</DIV></TD>
<TD width=72>
<DIV>~0.15</DIV></TD>
<TD width=50>
<DIV>~90</DIV></TD></TR>
<TR>
<TD width=132>
<DIV>B组(CBN含量65%~95%)</DIV></TD>
<TD width=276>
<DIV>硬质合金铁系烧结合金</DIV></TD>
<TD width=48>
<DIV>~1.0</DIV></TD>
<TD width=72>
<DIV>~0.25</DIV></TD>
<TD width=50>
<DIV>~30</DIV></TD></TR>
<TR>
<TD width=132>
<DIV>B组(CBN含量65%~95%)</DIV></TD>
<TD width=276>
<DIV>硬质合金铁系烧结合金</DIV></TD>
<TD width=48>
<DIV>~2.5</DIV></TD>
<TD width=72>
<DIV>~0.25</DIV></TD>
<TD width=50>
<DIV>~150</DIV></TD></TR></TBODY></TABLE></DIV>
<DIV> </DIV>
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