<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; WORD-BREAK: break-all; LINE-HEIGHT: 18pt"><FONT size=3><B><SPAN style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial">深沟球轴承主要用于承受纯径向载荷，也可同时承受径向载荷和轴向载荷。当其仅承受纯径向载荷时，接触角为零。当深沟球轴承具有较大的径向游隙时，具有角接触轴承的性能，可承受较大的轴向载荷</SPAN></B><B><SPAN style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt"> </SPAN></B><B><SPAN style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial">。深沟球轴承的摩擦系数很小，极限转速也很高，</SPAN></B><B><SPAN style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt"> </SPAN></B><B><SPAN style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial">特别是在轴向载荷很大的高速运转工况下，深沟球轴承比</SPAN></B><B><SPAN lang=EN-US style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt"><A href="http://baike.baidu.com/view/363673.htm" target=_blank><SPAN lang=EN-US style="FONT-FAMILY: 宋体; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial"><SPAN lang=EN-US><FONT color=#3366cc>推力球轴承</FONT></SPAN></SPAN></A></SPAN></B><B><SPAN style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial">更有优越性。</SPAN></B></FONT><B><SPAN lang=EN-US style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt"><?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p></o:p></SPAN></B></P>