薄膜检测非接触无损检测热膨胀系数分析仪（TEA�?参数-价格-中国粉体罐�/title>

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$(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }); }); </script>  <div class="cpjj"> <p><strong><span>热膨胀系数分析仪（TEA （�/span></strong></p><p><strong><span>独特优势</span></strong></p><p><span> 可广泛应用于辅助各种功能薄膜材料的研究与开发及质量检骋�/span></p><p><span>? </span></p><p><span> 自主知识产权产品，拥有多项技�?*</span></p><p><span>?</span></p><p><span> 基于光干涉原理的创新技�?/span></p><p><span>? </span></p><p><span> 采用 PID 调节与模糊控制相结合形式控制的红外加热方式，大温区连续、高速温度跟随、既宙�/span></p><p><span>程序升温及保持控刵�/span></p><p><span>?</span></p><p><span> 非接触式无损检测，测试精度髗�/span></p><p><span>? </span></p><p><span> 具备外接抽真空设备、循环水冷设备及载气或制冷能劚�/span></p><p><strong><span>测试原理</span></strong></p><p><span>基于光干涉原理，测量透明材料及非透明材料的热膨胀系数、�/span></p><p></p><p><span>激光器射出的光线经分光镜照射到样品上表面，产生反射光，同时投射光照射到下表面也产生</span></p><p><span>一束反射光，两束反射光在光电探测器处发生干涉，反射光功率发生周期性变化，得到光功率随材料温度的变化曲线，通过计算得到热膨胀系数、�/span></p><p><strong><span>技术参�?/span></strong></p><p><span>型号 TEA-300 TEA-1200 TEA-1800</span></p><p><span>温度范围 RT~300 � RT~1200 � RT~1800 ℂ�/span></p><p><span>程序升温重复性偏� �?.0%</span></p><p><span>程序升温速率偏差 �?0.0%</span></p><p><span>热膨胀系数测量精密度偏� �?.5%</span></p><p><span>热膨胀系数测量正确度偏� �?#177;15%</span></p><p><span>**工作功率 4.0KW</span></p><p><span>**升温速度 3000 �?min (50℃~1800℃，真空氛围)</span></p><p><span> 2700 �?min (50℃~1800℃，N 2 氛围)</span></p><p><span>温场一致� �� 2.0 ℃（1800℃，真空（�/span></p><p><span> �� 4.5 ℃（1800℃，N 2 （�/span></p><p><span>制冷要求 水冷</span></p><p><span>极限真空 50Pa 10Pa 1Pa</span></p><p><span>热膨胀薄膜材料检测厚度下� 266nm</span></p><p><span>热膨胀分析**量� <span> 5.0��10<sup> -10</sup> m</span></p><p></p><p></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;"> 暂无数据� </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"}); $(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); var _index = $(this).index(); $(".xgfa_box").css("display","none"); $(".xgfa_box").eq(_index).css("display","block"); }); }); </script>  <div class="xgzl"> <div class="cxd_tit"><span></span>相关资料</div> <div class="xgzl_box"><div style="padding:10px;">暂无数据、�/div> </div> </div>  <div class="yhpl"> <div class="cxd_tit"><span></span>用户评论</div> <form id="FormComments" action="" method="post" onsubmit="return false"> <input name="SaveProComments" id="SaveProComments" type="hidden" value="yes" /> <input name="ProductID" id="ProductID" type="hidden" value="273695" /> <input name="ProQuality" id="ProQuality" type="hidden" value="10" /> <input name="ProService" id="ProService" type="hidden" value="10" /> <input name="ProUsability" id="ProUsability" type="hidden" value="10" /> <input name="ProCostperformance" id="ProCostperformance" type="hidden" value="10" /> <div class="yhpl_pf"> <div> <p>产品质量</p> <div><span id="Quality" class="stars star10"></span><span id="Quality_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> <div> <p>售后服务</p> <div><span id="Service" class="stars star10"></span><span id="Service_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> <div> <p>易用�?/p> <div><span id="Usability" class="stars star10"></span><span id="Usability_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> <div> <p>性价毓�/p> <div><span id="Costperformance" class="stars star10"></span><span id="Costperformance_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> </div> <div class="yhpl_pftit">评论内容</div> <textarea name="Comments" id="ProComments" onfocus="checklogin();" placeholder="分享产品使用经验/采购评价（不超过500字）">