<p>DOWCORNING道康寧DC7擴散泵硅油高空硅油</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;">熱穩定性；</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;">化學(xué)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;">道康寧702擴散泵油：高速抽離生產(chǎn)作業(yè)中產(chǎn)生的大量氣體或蒸氣； 道康寧704擴散泵油：可產(chǎn)生真空度為10-5到10-8托（無(wú)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;">道康寧705擴散泵油：可產(chǎn)生、超凈真空。</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;">優(yōu)點(diǎn)</span></span></p><p style="text-align:left;outline: none; line-height: 1.5; clear: both;"><span style="outline: none; font-size: 14pt;">道康寧擴散泵油具備如下優(yōu)點(diǎn)：</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>較短的調節運行時(shí)間：?jiǎn)谓M分硅油比用多組分的有基友達到大能力需要的時(shí)間短得多。</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：與那些使用有機油的擴散泵相比，使用硅油的擴散泵可在前級壓強高出<span style="outline: none;">20</span><span style="outline: none;">%</span>至<span style="outline: none;">300%</span>的條件下運行。若想再擴散泵工作范圍的高壓端獲得較高的氣體通量，熱量輸入可增加<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>極小的回流<span style="outline: none;">:</span>道康寧單組分硅油的蒸氣壓很低，因此，許多捕集器或現存捕集器的制冷是不需要的。</span></p></td></tr></tbody></table><p><br/></p>

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