DOWCORNING道康宁DC7扩散泵硅油高空硅油

<p>DOWCORNING道康宁DC7扩散泵硅油高空硅油</p><table cellpadding="0" cellspacing="0" width="206"><tbody style="outline: none;"><tr style="outline: none;"><td align="left" valign="top" style="outline: none; margin: 0px; padding: 0px; cursor: text;"><p style="text-align:left;outline: none; line-height: 1.5; clear: both;"><span style="outline: none; font-size: 14pt;"><span style="outline: none; font-weight: 700;">特性</span></span></p><p style="text-align:left;outline: none; line-height: 1.5; clear: both;"><span style="outline: none; font-size: 14pt;">热稳定性；</span></p><p style="text-align:left;outline: none; line-height: 1.5; clear: both;"><span style="outline: none; font-size: 14pt;">抗氧化性；</span></p><p style="text-align:left;outline: none; line-height: 1.5; clear: both;"><span style="outline: none; font-size: 14pt;">化学惰性</span></p><p style="text-align:left;outline: none; line-height: 1.5; clear: both;">&nbsp;</p></td></tr></tbody></table><table cellpadding="0" cellspacing="0" width="98"><tbody style="outline: none;"><tr style="outline: none;"><td align="left" valign="top" style="outline: none; margin: 0px; padding: 0px; cursor: text;"><p style="text-align:left;outline: none; line-height: 1.5; clear: both;"><span style="outline: none; font-size: 14pt;"><span style="outline: none; font-weight: 700;">主要用途</span></span></p></td></tr></tbody></table><table cellpadding="0" cellspacing="0" width="803" height="59" style="width: 748px;"><tbody style="outline: none;"><tr style="outline: none;"><td align="left" valign="top" style="outline: none; margin: 0px; padding: 0px; cursor: text;"><p style="text-align:left;outline: none; line-height: 1.5; clear: both;"><span style="outline: none; font-size: 14pt;">道康宁702扩散泵油：高速抽离生产作业中产生的大量气体或蒸气； 道康宁704扩散泵油：可产生真空度为10-5到10-8托（无捕集器型）及10-10到10-11托（含捕集器型）；</span></p><p style="text-align:left;outline: none; line-height: 1.5; clear: both;"><span style="outline: none; font-size: 14pt;">道康宁705扩散泵油：可产生、超净真空。</span></p><p style="text-align:left;outline: none; line-height: 1.5; clear: both;">&nbsp;</p></td></tr></tbody></table><table cellpadding="0" cellspacing="0" width="223"><tbody style="outline: none;"><tr style="outline: none;"><td align="left" valign="top" style="outline: none; margin: 0px; padding: 0px; cursor: text;"><p style="text-align:left;outline: none; line-height: 1.5; clear: both;"><span style="outline: none; font-size: 14pt;"><span style="outline: none; font-weight: 700;">优点</span></span></p><p style="text-align:left;outline: none; line-height: 1.5; clear: both;"><span style="outline: none; font-size: 14pt;">道康宁扩散泵油具备如下优点：</span></p></td></tr></tbody></table><table cellpadding="0" cellspacing="0" width="778" height="25" style="width: 748px;"><tbody style="outline: none;"><tr style="outline: none;"><td align="left" valign="top" style="outline: none; margin: 0px; padding: 0px; cursor: text;"><p style="text-align:left;outline: none; line-height: 1.5; clear: both;"><span style="outline: none; font-size: 14pt;"><span style="outline: none;">•&nbsp;</span>较短的调节运行时间：单组分硅油比用多组分的有基友达到大能力需要的时间短得多。</span></p></td></tr></tbody></table><table cellpadding="0" cellspacing="0" width="796" height="43" style="width: 748px;"><tbody style="outline: none;"><tr style="outline: none;"><td align="left" valign="top" style="outline: none; margin: 0px; padding: 0px; cursor: text;"><p style="text-align:left;outline: none; line-height: 1.5; clear: both;"><span style="outline: none; font-size: 14pt;"><span style="outline: none;">•&nbsp;</span>快速抽空：与那些使用有机油的扩散泵相比，使用硅油的扩散泵可在前级压强高出<span style="outline: none;">20</span><span style="outline: none;">%</span>至<span style="outline: none;">300%</span>的条件下运行。若想再扩散泵工作范围的高压端获得较高的气体通量，热量输入可增加<span style="outline: none;">20</span><span style="outline: none;">%</span>至<span style="outline: none;">30%</span>。</span></p></td></tr></tbody></table><table cellpadding="0" cellspacing="0" width="796" height="41" style="width: 748px;"><tbody style="outline: none;"><tr style="outline: none;"><td align="left" valign="top" style="outline: none; margin: 0px; padding: 0px; cursor: text;"><p data-spm-anchor-id="a261y.7663282.descBanner.i1.179a33dfPh2r7c" style="text-align:left;outline: none; line-height: 1.5; clear: both;"><span style="outline: none; font-size: 14pt;"><span style="outline: none;">•&nbsp;</span>极小的回流<span style="outline: none;">:</span>道康宁单组分硅油的蒸气压很低，因此，许多捕集器或现存捕集器的制冷是不需要的。</span></p></td></tr></tbody></table><p><br/></p>