海绵泡沫落球回弹测定�?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> LQ-500</span></strong><span>泡沫塑料落球回弹测定�?strong></strong></span></p><p><strong><span>一 主要适用范围及功胼�/strong><strong></strong></p><p><span>本机按照</span><strong><span>GB/T6670-2008</span></strong><strong><span>�?span>ISO8307</span>叉�span>ASTM D3574-03(H)</span></strong><span>设计制造，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从规定高度上以自由落体落在泡沫塑料试样上，通过光电传感器测量钢球弹起又落下的时间，再由仪器内的微处理器计算钢球的回弹高度。按�?/span><strong><span>ISO8307</span></strong><strong><span>叉�span>ASTM D3574-03</span></strong><span>的试验方泔�span>＋�/span>在每一块试样上取三个试样，并分别对每个试样测量<span>3</span>次回弹高�?span>＋�/span>选取其平均值作为该试样的回弹高度。将该回弹高度值与钢球下落高度相比，该比值的百分率就是该泡沫塑料的回弹率，而回弹率则表示泡沫塑料的回弹性能、�/span></p><p><strong><span>� 主要技术参数及精度</span></strong></p><p><span>1</span><span>钢球落下距离９�span><strong><span>460+0.5%</span>mm</strong> /<strong><span>500+0.5%</span>mm</strong></span><strong>（两种高度都可实现）</strong></span></p><p><span>2</span><span>钢球直径９�span><strong></strong></span><strong>￟�span>16<sub><span>-0.05</span></sub> mm</span></strong></span></p><p><span>3</span><span>落球回弹率精度：<span><strong><span><1.5%</span></strong></span></p><p><span>4</span><span>被测试样尺寸９�span><strong>100 mm X 100 mm X 50mm</strong></span></p><p><strong><span>� 主要配置</span></strong></p><p><span>1 </span><span>主机一�?/p><p><span>2</span><span>钢球释放机构一奖�/p><p><span>3</span><span>高度调节机构一奖�/p><p><span>4</span><span>光电测距传感器一�?/p><p><span>5</span><span>电气控制箱一� ＇�strong>中文语音提示操作</strong>（�/p><p><span>6 </span><span>中文<strong>彩色触摸屎�/strong>一坖�/p><p><span>7 <strong>U</strong></span><strong><span>盘输出口一�?/span></strong><span>＇�strong>输出试验数据</strong>（�/p><p><span>8 </span><span>打印机一�?/span></p><p><span>9 </span><span>电源线一奖�/p><p><span>10 </span><span>钢球两个</p><p><span>11</span><span>随机文件一奖�/p><p><strong><span>� </span></strong><strong><span>佒�/span></strong><strong></strong><strong><span>�?/span></strong><strong><span>９�/span></strong><span>镾�/span><span>��</span><span>宼�/span><span>��</span><span>髗�/span><span> 300��300��800</span></p><p><strong><span>亓�/span></strong><strong></strong><strong><span>里�/span></strong><strong></strong><strong><span>野�/span></strong><strong><span>９�/span></strong><strong><span>30KG</span></strong></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="256896" /> <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）">