石膏板抗冲击测定�?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>石膏抗冲击测定仪</strong></p><p>一、简介：</p><p><strong>石膏板抗冲击测定�?/strong>是专业石膏检测仪器，用于石膏装饰板之抗冲击强度测定、�/p><p>二、技术参数：</p><p>钢球规格�?0 毫米（GB308-77 )</p><p>落球高度�?00 � 1000 毫米</p><p>砂箱规格�?60��360��70 毫米（容积）</p><p>仪器尺寸（长x 宽X 高）�?30��370��789 ( 1289 )</p><p>仪器总重� 30 公斤</p><p>三、操作使用：</p><p>将三�?00300毫米的试件在40�?℃以下烘干至恒重（试件在24小时内的重量变化小于0.1%时即为恒重）在不吸湿的条件下，冷却至室温进行试验、�/p><p>1、将仪器安放于水平的平台上，调节螺钉观察水准使仪器处于水平、�/p><p>2、试验时，首先用专用卡尺将砂箱内砂子刮平，纵横两个方向刮完，滑线指针即会在砂面上划出300*300的凹线将试件对准刻线平整地放在砂面上。专用卡尺上设有调节板，松开螺钉即根据被测石膏的厚度不同，调节相对高度，以保证钢球至石膏板顶�?0Omm�?000mm的高度、�/p><p>3、本仪器落球高度为可调试，设�?00mm�?000mm两档高度，作9mm厚石膏板测试时用500mm高度，小杆不必拉出，但必须注意销钉是否卡入小杆端部槽内（可以转动小杆凭手感判断）。作12mm板测试，即将调节套松开，拉出小杆，注意小杆上的红线必须对准观察孔尖，拉出后将销轴插入孔内，同上注意销钉必须卡入至小杆端部槽内，旋紧调节套，以下即可作冲击试验、�/p><p>4、将磁座开关置于开的位置一即使磁路闭合，吸上钢球，再使磁座开关旋至关的位置，使钢球自由落下，测量石膏板冲击后的凹坑直径、�/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="263831" /> <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）">