砂子压碎�?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><strong>砂子压碎�?/strong>产品用途：</p><p>　　主要用于衡量石料在逐渐增加的荷载下抵抗压碎的能力，是衡量石料力学性质的指标，以评定其在公路工程的适用�?供应商河北大宏实验仪器有限公号�/p><p>结构组成９�/p><p>　　由两端开口的钢制圆形试筒、加压块和底板组戏�/p><p>三�?strong>砂子压碎�?/strong>主要参数:</p><p>承压桶内� 77� 承压桶高�?0� 压头直径 75㎛�/p><p>T 0350--2005细集料压碎指标试骋�/p><p><strong>砂子压碎�?/strong>目的与适用范围</p><p>　　细集料压碎指标用于衡量细集料在逐渐增加的荷载下抵抗压碎的能力，以评定其在公路工程中的适用性、�/p><p>仪具与材料　　</p><p>　　1、压力机：量�?0kN�?000kN，示值相当误�?％，应能保持1kN／s的加荷速率。　</p><p>　　2、天平：感量不大�?g。　</p><p>　　3、标准筛。　</p><p>　　4、细集料压碎指标试模：由两端开口的钢制圆形试筒、加压块和底板组成，其形状和尺寸见图T0350-1，压头直�?5㎜，金属筒试模内�?7㎜供应商河北大宏实验仪器有限公司，试模深70㎜。试筒内壁、加压头的底面及底板的上表面等与石料接触的表面都应进行热处理硬化，并保持光滑状态。　</p><p>　　5、金属捣棒：直径10㎜，�?00㎜，一端加工成半球形、�/p><p><strong>砂子压碎�?/strong>试验准备</p><p>　　1、采用风干的细集料样品，置烘箱中�?05�?#177;5℃条件下烘干至恒重，通常不超�?h，取出冷却至室温。后�?.75㎜�?.36㎜至0.3㎜各档标准筛过筛，去除大�?.75㎜部分。分�?.75㎜～2.36㎜�?.36㎜~1.18㎜�?.18㎜~0.6㎜�?.6㎜~0.3�?组试样，各组�?000g备用、�/p><p>图T0350-1 细集料压碎指标试模（尺寸单位：㎜（�/p><p>a）圆筒；b）底盘；c）加压头　</p><p>　　2、称取单粒级试样330g。准确至1g。将试样倒入已组装成的试样钢模中，使试样距底盘面的高度约�?0㎜。整平钢模内试样表面，将加压头放人钢模内，转�?周。使其与试样均匀接触、�/p><p><strong>砂子压碎�?/strong>试验步骤</p><p>　　1、将装有试样的试模放到压力机上。注意使压头摆平，对中压板中心。　</p><p>　　2、开动压力机，均匀地施加荷载，�?00N／s的速率，加压至25kN，稳�?s，以同样的速率卸荷。　</p><p> 3、将试模从压力机上取下，取出试样，以该粒组的下限筛孔过筛（如�?.75㎜~2.36㎜以2.36㎜标准筛过筛）、�/p><p>　　4、称取试样的筛余量（m1）和通过量（m2），准确�?g。　</p><p> 5、计箖�/p><p>按式（T0350-1）计算各组粒级细集料的压碎指标，精确�?％、�/p><p>Yi= （T0350-1）供应商河北大宏实验仪器有限公司</p><p>式中：Yi ——第i粒级细集料的压碎指标值（％）：�/p><p>　m1——试样的筛余量（g）；</p><p> m2——试样的通过量（g）、�/p><p><strong>砂子压碎�?/strong>报告</p><p>　　每组粒级的压碎指标值以3次试验结果的平均值表示，精确�?％、�/p><p> 6.2�?*单粒级压碎指标值作为该细集料的压碎指标值、�/p> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; 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