锦州东达远红外石英加热元�?参数-价格-中国粉体罐�/title>

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}else{ $(".fixdbox").css({"display":"none"}); } $(".fixdbox_main_left div").css({"color":"#4F5862","border-bottom-color":"transparent"}); if($(this).scrollTop()>=_wsj){ $(".fixdbox_main_left div").eq(6).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }else if($(this).scrollTop()>=_gsdt){ $(".fixdbox_main_left div").eq(5).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }else if($(this).scrollTop()>=_yhpl){ $(".fixdbox_main_left div").eq(4).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }else if($(this).scrollTop()>=_xgzl){ $(".fixdbox_main_left div").eq(3).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }else if($(this).scrollTop()>=_xgfa){ $(".fixdbox_main_left div").eq(2).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }else if($(this).scrollTop()>=_cxd){ $(".fixdbox_main_left div").eq(1).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }else if($(this).scrollTop()>=_cpjj){ $(".fixdbox_main_left div").eq(0).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); } }); function showliuyan(me, showtype){ if(showtype==0){ //$("#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>SH远红外线加热元件</p><p>　　结构原理：SH远红外石英加热元件采用优质石英乳白管配用电热材料制作，具有优良可靠的远红外辐射特性：通电后，电热材料发出的红外光与可见光�?7％被乳白管所阻挡吸收使管壁温度升高产生硅氧键分子振动辐射远红外线，这样使97％可见光和近红外光可转为远红外辐射。克服了单纯使用透明石英玻璃带来的透过可见和近红外的弊端，从而有效的使电能转化为远红外线、�/p><p>　　特点：SH远红外石英加热元件是以乳白石英管为红外辐射源，没有涂层，没有污染，没有有害辐射，化学稳定性极好，耐高温，形状多样，长久使用不变形，热稳定性好，加热温度可自行选择。长期使用辐射性能不退变。并且使用寿命长，结构合理，热惯性极小，使用方便。SH远红外石英加热器是国�?*的选择性辐射远红外**元件、�/p><p>主要技术参数：</p><p>　　H远红外石英加热元件单支电压为220V�?80V或用户需要其它电压等级、�/p><p>　　长度300�?000mm；外径：Φ10�?0mm；功率：300�?000W。本公司还可按用户特殊要求的各项技术参数设计生产、�/p><p>　　表面温度分三档：低温�?80℃—�?80℃中温：500℃—�?50℃高温：680℃—�?50ℂ�/p><p>　　相对辐射特性：该石英加热元件在远红外部分有较强的发射，比起其他各类远红外元件，波长>6μm时，辐射能量尤为显著、�/p><p>　　光谱发射率：SH石英加热元件不需涂层，乳白管即起辐射作用，又起支撑绝缘作用，光谱发射率波�?gt;5μm时， ε λ>0.9、�/p><p>　　辐射效率高，热惯性小，本身具有的热能量仅为碳化硅和金属管�?0％，热惯�?lt;20秒。特别适用于间歇式生产工艺，连续式更佳、�/p><p>适用范围９�/p><p>　　各种工业领域中烘干、加热；</p><p>　　食品烤箱、微波炉：�/p><p>　　红外取暖器、�/p><p><br/></p> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; 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