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						<h2 class="title wow fadeInUp">电泳产生水痕的原因及解决方法</h2>
						<div class="time wow fadeIn">2023-04-12&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;阅读：943</div>
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					<p><span style=";font-size:14px;font-family:方正书宋_GBK;color:rgb(35,31,32)">产生水痕的可能原因：</span><span style=";font-size:14px;font-family:方正楷体_GBK;color:rgb(158,166,117)">&nbsp;</span><span style=";font-size:14px;font-family:ZDPD1W-267;color:rgb(35,31,32)">1</span><span style=";font-size:14px;font-family:方正书宋_GBK;color:rgb(35,31,32)">）湿漆膜表面张力过大，电渗性差； </span><span style=";font-size:14px;font-family:ZDPD1W-267;color:rgb(35,31,32)">2</span><span style=";font-size:14px;font-family:方正书宋_GBK;color:rgb(35,31,32)">）工件外形较复杂，有内腔，易积液； </span><span style=";font-size:14px;font-family:ZDPD1W-267;color:rgb(35,31,32)">3</span><span style=";font-size:14px;font-family:方正书宋_GBK;color:rgb(35,31,32)">）水洗后附着的水滴为沥干或未被吹掉，烘干前 </span><span style=";font-size:14px;font-family:方正书宋_GBK;color:rgb(35,31,32)">挂具上的水滴滴落在漆膜表面； </span><span style=";font-size:14px;font-family:ZDPD1W-267;color:rgb(35,31,32)">4</span><span style=";font-size:14px;font-family:方正书宋_GBK;color:rgb(35,31,32)">）工件预烘或沥干时间不够</span><span style=";font-size:14px;font-family:KTJ;color:rgb(35,31,32)">。<br/>解决的方法：<span style=";font-size:14px;font-family:ZDPD1W-267;color:rgb(35,31,32)">1</span><span style=";font-size:14px;font-family:方正书宋_GBK;color:rgb(35,31,32)">）通过对电泳涂料的技术升级，改善漆膜表面张 </span><span style=";font-size:14px;font-family:方正书宋_GBK;color:rgb(35,31,32)">力； </span><span style=";font-size:14px;font-family:ZDPD1W-267;color:rgb(35,31,32)">2</span><span style=";font-size:14px;font-family:方正书宋_GBK;color:rgb(35,31,32)">）根据产品情况，设置较为合理的工艺孔，或人工 </span><span style=";font-size:14px;font-family:方正书宋_GBK;color:rgb(35,31,32)">对积水工件进行处理，以此来减少积液的存在； </span><span style=";font-size:14px;font-family:ZDPD1W-267;color:rgb(35,31,32)">3</span><span style=";font-size:14px;font-family:方正书宋_GBK;color:rgb(35,31,32)">）烘干前，利用压缩空气对工件进行吹水， </span><span style=";font-size:14px;font-family:方正书宋_GBK;color:rgb(35,31,32)">保证工件表面无水滴残留； </span><span style=";font-size:14px;font-family:ZDPD1W-267;color:rgb(35,31,32)">4</span><span style=";font-size:14px;font-family:方正书宋_GBK;color:rgb(35,31,32)">）预留足够的预烘</span><span style=";font-size:14px;font-family:KTJ;color:rgb(35,31,32)">、</span><span style=";font-size:14px;font-family:方正书宋_GBK;color:rgb(35,31,32)">沥干时</span><span style=";font-size:14px;font-family:方正书宋_GBK;color:rgb(35,31,32)">间，避免水滴在高温环境下快速沸腾而留下痕迹； </span><span style=";font-size:14px;font-family:ZDPD1W-267;color:rgb(35,31,32)">5</span><span style=";font-size:14px;font-family:方正书宋_GBK;color:rgb(35,31,32)">）可在电泳之后的最后一道水洗中，添加适量的脱水剂</span><span style=";font-size:14px;font-family:KTJ;color:rgb(35,31,32)">。</span></span></p>					</div>
										
					
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