海绵泡沫落球回弹测定�?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><span>ZLQ-500海绵泡沫落球回弹试验朹�/span></p><p><span>用途：</span></p><p><span> � 机按照GB/T6670-97设计制造，符合ASTM美标D3574及ISO8307测试标准，适用于测定软质聚氨酯泡沫塑料的落球式回弹性能。本仪器通过给定直径和质量的钢球在规定高度上自由落在泡沫塑料试样上，计算钢球回弹�?*高度与钢球落下高度比值的百分率，即回弹率，以回弹率表示泡沫塑料的回弹性能。该机采用微处理器进行控制，液晶中文显示，并可打印试验数据。该机具有使用安全、可靠、测量精度高等特点、�/span></p><p><span>技术规格：</span></p><p><span>钢球落下距离� 460��0.5%mm（国标）500��0.5%mm（美标）</span></p><p><span>钢球直径：￠16��0.05 mm</span></p><p><span>落球回弹率精度： <1.5%</span></p><p><span>被测试样尺寸� 100 mm(�? ��100 mm（宽�?#215; 50mm（高（�/span></p><p><span>自动计算平均回弹调试</span></p><p><span>自动计算平均回弹玆�/span></p><p></p><p><span>试验过程说明</span><span>９�/span></p><p><span>1.将落球回弹试验仪放置在水平桌面或地面上，如果放置平面不水平可用水平尺先将放置平面调成水平，然后查看一下落球回弹上面板是否水平，如果不水平，通过转动底座螺丝，调成水平（出厂时已调，如果运输过程中，有改变需要再调一下）、�/span></p><p><span>2.根据要做试验的高度，调整试验下落高度，按上或取下高度调节块、�/span></p><p><span>3.将落球回弹试验仪主机上的传感器数据线接到控制箱上的“数据线”接口，�?V电源接到控制箱上的“电源”接口，然后打开“电源开关”，给设备供电、�/span></p><p><span>4.将试样切�?00mm*100mm*50mm，放到试样平台上，调节平台高度，使试样与上面板夹紧、�/span></p><p><span>5.这时仪器上会显示“欢迎使用落球回弹测试系统”，点击“测试”会进入选择试验高度界面，继续按“测试”键，会�?00mm�?60mm之间切换，当箭头指向相应高度时，点击“确定”，进入试验界面、�/span></p><p><span>6.此时界面显示，“试验中”，通过钢球释放装置将钢球释放，此时显示试验结束，如果此次试验没有碰壁，点击“确定”，保存试验结果，试验数据有效，否则点击“取消”，试验无效、�/span></p><p><span>7.通过钢球释放装置将钢球取出，点击“测试”，屏幕显示“试验中”，继续试验，如此试�?次有效试验，点击“打印”打印试验报告、�/span></p><p><span>8.在任何时候都可以通过“返回”按钮，使以前所有试验无效，从新开始、�/span></p><p><span>9．试验报告包括试验高度，试验次数，平均回弹高度，平均回弹率四部分信息、�/span></p><p><span>10.试验结束后关闭“电源开关”，结束试验、�/span></p> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; 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