QCJ-50漆膜冲击�?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></p><p><strong></strong></p><p><strong><span>漆膜冲击�?/span></strong><span>�?/span>**检测仪器，</span><span>适用检评价色漆，清漆或相关产品的干膜涂层在标准实验条件下受不同球体的冲击而产生变形时其涂层抵抗从底材上剥落或开裂的能力，表现了被实验涂层的强性和对底材的附着力、�/span></p><p><strong></strong></p><p><strong><span>漆膜冲击�?/span></strong><span>根据</span>GB1732-79标准设计，利用重物从高处落下冲击漆膜，以测定漆膜的冲击强度、�span>目前，国内及国际通用的冲击试验器虽种类繁多，但归根结底都是以重锤的下落高度乘以重锤的质量，其冲击力在涂层上面引起涂层的破坏为原则。对于某些涂层而言，亦可以进行反冲击。这样可以检验涂层的瞬时伸长率、�/span></p><p><strong></strong></p><p><strong><span><strong>QCJ-50漆膜冲击�?/strong></span></strong><span>工作原理９�/span></p><p><span>由控制器螺钉将重锤定在所要求的高度上，其高度由定位标上可读出，按压控制器螺钉则控制器弹簧被压缩，这时控制器滑块的圆孔与控制器上盖及控制器下底的圆孔对正挂钩，使所联结的重锤落下，撞击冲杆，冲杆向下作用在事先放在枕垫块上的是样板上，之后提升重锤体，取出试验过的样板以观察样板上漆膜试验情况、�/span></p><p><strong></strong></p><p><strong><span><strong>QCJ-50漆膜冲击�?/strong></span></strong><span>技术参数：</span></p><p><span>☄�/span><span>刻度表刻度：＇�/span>0~50）cm；仪器刻度长度为0~50厘米＋�/span></p><p><span>☄�/span><span>刻度表分度：</span>1 cm；分度为1厘米</span></p><p><span>☄�/span><span>冲击头直径：</span>8 mm；冲击杆端钢球为8毫米</span></p><p><span>☄�/span><span>冲击凹槽深度９�/span>2 mm；冲击杆插入枕垫块凹孔深度为2毫米、�/span></p><p><span>☄�/span><span>重锤重量９�/span>1 kg��1 g；重锤重1000克，并带有可推卸的挂钩，重锤体内可加减铅粒，以改变重锤的重量、�/span></p><p><span>☄�/span><span>枕垫块边缘曲度半径为</span>2.5~3.0毫米，凹孔直径为15毫米、�/span></p><p><span>☄�/span><span>仪器净里�/span> 11公斤</span></p><p><span>☄�/span><span>装箱后总重</span>20公斤</span></p><p><span>☄�/span><span>仪器外形尺寸丹�/span>250��140��830mm</span></p><p><strong></strong></p><p><strong><span>漆膜冲击�?/span></strong><span>操作规程</span><span>９�/span></p><p><span>☄�/span><span>按照产品标准所规定制备样板、�/span></p><p><span>☄�/span><span>把备妥的样板放置在枕垫块</span>3上紧贴与枕垫块凹孔上，漆膜朝上，并使冲击点距样板边缘不小�?5毫米，或在样板中间地方、�/span></p><p><span>若使用一个样板数次试验时，应使每个冲击点边缘相距不少亍�/span>15毫米、�/span></p><p><span>☄�/span><span>按照产品标准中的规定，借控制器螺钉固定好高度，按压控制螺钉重锤即自由的落在冲杆</span>4上，冲杆将冲击力传给枕垫块上的样快、�/span></p><p><span>将重锤提升起，重锤上的挂钩自动被控制器挂住，取出样板用四倍放大镜或目力观察（如果标准允许用目力观察者），当漆膜没有裂纹，皱皮和剥落现象时，可增大重锤落下高度，继续进行漆膜耐冲击强度的测定，直至漆膜破坏或漆膜能经取�/span>50厘米高度之重锤冲击为止。每次试验都应在样板上新的部位进行。根据漆膜监牢程度，每次重复试验时增大重锤投放高�?~10厘米、�/span></p><p><span>☄�/span><span>漆膜冲击强度�?/span>1公斤重锤冲击漆膜而不致使其引起损坏的</span><span>A</span><span>大高度以厘米表示、�/span></p><p><span>假如在产品标准中已指出漆膜冲击强度大小，则在试验时重锤可直接从规定高度落下、�/span></p><p><span>如在产品标准适当说明时，可用反冲击方法试验特殊漆膜此时样板的涂漆面应朝下放置于枕垫块上进行试骋�/span></p><p><span>☄�/span><span>两次测定值之差应�?/span>��1厘米范围之内、�/span></p><p><span>☄�/span><span>在空气温�?/span>25��1��C和相对温�?0%以下条件进行试验</span></p><p><strong></strong></p><p><strong><span><strong>QCJ-50漆膜冲击�?/strong></span></strong><span>注意事项</span><span>９�/span></p><p><span>1�?/span><span>使用前的检查与调整</span></p><p><span>2�?/span><span>检查冲杆中心是否与枕垫块凹孔中心一致，若有偏差时，可调整冲击块紧母</span>14上的内六方螺�?3.</span></p><p><span>3�?/span><span>定位标是否对零线，将重锤放下，观察定位标上刻线是否与零线重合，有偏差时可调节定位栆�/span>6两侧螺钉、�/span></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="277202" /> <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）">