焦点SZG双锥回转真空干燥�?参数-价格-中国粉体罐�/title>

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} }); function showliuyan(me, showtype){ if(showtype==0){ //$("#Content").val($("#Content").attr('placeholder')); Content= document.getElementById('PopMsgFrom').Content.getAttribute('placeholder'); document.getElementById('PopMsgFrom').Content.value=Content; } if(showtype==1){ // $("#Content").val($(me).text()); alert($(me).text()); document.getElementById('PopMsgFrom').Content.value=$(me).text(); } $(".fxp").css("display","flex"); } function close_popwin(){ $(".fxp").css("display","none"); // 关闭虚拟电话后的留言� $(".dhxj").css("display","none"); $(".dhxjbox").css("display", "none"); $(".dhxjbox2").css("display", "none"); return false; } </script>  <div class="cpjs"> <div class="cpjs_tab"> <div class="js_cpjj" style="border-bottom: 3px solid #1479d7; color: #1479d7;">产品介绍</div> <div class="js_cxd">创新炸�/div> <div class="js_xgfa">相关方案</div> <div class="js_xgzl">相关资料</div> <div class="js_yhpl">用户评论</div> <div class="js_gsdt">公司动�?/div> <div class="js_wsj">问商宵�/div> </div> <script> $(function(){ // 切换 $(".cpjs_tab a").click(function(){ $(".cpjs_tab a").css({"color":"#4F5862","border-bottom-color":"transparent"}); $(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }); }); </script>  <div class="cpjj"> <p>双锥回转真空干燥机是集混合、真空干燥于一体的干燥设备。真空干燥的过程就是将被干燥物料置于密封的筒体内，用真空系统抽真空的同时对被干燥物料不断加热，使物料内部的水分通过压力差或浓度差扩散到表面，水分子（或其他不凝气体）在物料表面获得足够的动能，在克服分子间的相互吸引力后扩散到真空室的低压空间，被真空泵抽走而完成与固体的分离。所以，双锥回转真空干燥机表现为一下特性：</p><p>�?）真空干燥的过程中，筒体内的压力始终低于大气压力，气体分子数少，密度低，含氧量低，因而能干燥容易氧化的药品，减少物料染菌的机会、�/p><p>�?）由于湿分在汽化过程中温度与蒸汽压力成正比，故真空干燥时，物料中的湿分在低温下就能汽化，达到低温干燥，特别适用于有热敏性物料的药品生产、�/p><p>�?）真空干燥可消除常压热风干燥易产生的表面硬化现象，这是因为真空干燥物料内和表面之间压差大，在压力梯度作用下，水分很快移向表面，不会出现表面硬化、�/p><p>�?）由于真空干燥时，物料内和外部之间温度梯度小，由于逆渗透作用使得湿分能够独自移动并收集，有效克服热风干燥所产生的失散现象、�/p><p>产品参数编辑</p><p>双锥回转真空干燥机的顶角�?0°�?0°（视物料的静止角而定），物料的填充率�?0%�?0%。设备转速一般按N�?2.3D½r/min确定（D�?*回转直径）。夹套的传热系数U与操作压力无关，对不黏结物料U=116�?40W/(m2·K),黏结性物料U=80�?3W/(m2·K)。其传热面积以物料接触筒体壁的面积为计算基准。干燥机筒体按压力容器设计，内筒受外压，外筒受内压、�/p><p><br/></p> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; font-size: 14px; margin: 10px 0 0; line-height: 26px;"> �?）真空干燥的过程中，筒体内的压力始终低于大气压力，气体分子数少，密度低，含氧量低，因而能干燥容易氧化的药品，减少物料染菌的机会、�br /> �?）由于湿分在汽化过程中温度与蒸汽压力成正比，故真空干燥时，物料中的湿分在低温下就能汽化，达到低温干燥，特别适用于有热敏性物料的药品生产、�br /> �?）真空干燥可消除常压热风干燥易产生的表面硬化现象，这是因为真空干燥物料内和表面之间压差大，在压力梯度作用下，水分很快移向表面，不会出现表面硬化、�br /> �?）由于真空干燥时，物料内和外部之间温度梯度小，由于逆渗透作用使得湿分能够独自移动并收集，有效克服热风干燥所产生的失散现象� </p> </div>  <div class="xgfa"> <div class="xgfa_tit"> <div> <span></span>相关方案 </div> </div> <div class="xgfa_box" style="display: block;"><div style="padding:10px;">暂无相关方案、�/div> </div> </div> <script> $(function(){ // 切换 $(".xgfa_tit_ul li").hover(function(){ $(".xgfa_tit_ul li").css({"color":"#4F5862","border-bottom-color":"transparent"}); 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