荣计达XNR-400B熔体流动速率�?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>一、熔体流动速率�?/span></strong><span>产品简介：</span></p><p><span>熔体流动速率仪是按GB/T3682、ISO1133、ASTMD1238的试验方法测定热塑性高聚伍在高温下流动性能的仪器，用于聚乙烯、聚丙烯、ABS树脂、聚碳酸酯、尼龙氟塑料等高聚物在高温下熔体流动速率的测定，适用于工厂企业及科研单位的生产和研究之中、�/span></p><p><strong><span>二、熔体流动速率�?/span></strong><span>技术参数：</span></p><p><span>1、挤压出料部分：</span></p><p><span>★出料口直径�?#966;2.095��0.005毫米</span></p><p><span>★出料口长度�?.000��0.025毫米</span></p><p><span>★装料筒直径�?#966;9.550��0.025毫米</span></p><p><span>★装料筒长度�?50��0.01毫米</span></p><p><span>★活塞杆头直径：��9.475��0.015毫米 </span></p><p><span>★活塞杆头长度：6.350��0.100毫米 </span></p><p><span>2、试验砝码（相对误差�?.5%（�/span></p><p><span>1�?.325kg5�?.675kg</span></p><p><span>2�?.875kg6�?.000kg</span></p><p><span>3�?.835kg7�?.500kg</span></p><p><span>4�?.475kg8�?.915kg</span></p><p><strong><span>三、工作原理：</span></strong></p><p><span>熔体流动速率仪是在规定温度条件下，用高温加热炉使被测物达到熔融状态，这种熔融状态的被测物，在规定的砝码负荷重力下通过一定直径的小孔进行挤出试验，挤出物的质量折算为10分钟的挤出量。在工业企业的塑料生产及科研单位的研究中，经常用“熔体（质量流动速率）”来表示高分子材料在熔融状态下流动性能、�/span></p><p><strong><span>四、标准试验负荷（kg共八级）</span></strong></p><p><span>�?级：0.325kg=（活塞杆+砝码托盘+隔热�?1号砝码体（�3.187N</span></p><p><span>�?级：1.200 kg=(0.325+2�?.875砝码)=11.77 N</span></p><p><span>�?级：2.160 kg=(0.325+3�?.835砝码)=21.18 N</span></p><p><span>�?级：3.800 kg=(0.325+4�?.475砝码)=37.26 N</span></p><p><span>�?级：5.000 kg=(0.325+5�?.675砝码)=49.03 N</span></p><p><span>�?级：10.000 kg=(0.325+5�?.675砝码+6�?.000砝码)=98.07 N</span></p><p><span>�?级：12.500 kg=(0.325+5�?.675砝码+6�?.000+7�?.500砝码)=122.58 N</span></p><p><span>�?级：21.600 kg=(0.325+2�?.875砝码+3�?.835+4�?.475+5�?.675+6�?.000+7�?.500+8�?.915砝码)</span></p><p><span>★恒温范围：30�?--450ℂ�/span></p><p><span>★恒温精度：��0.2ℂ�/span></p><p><span>★电源电压：220V��10% 50Hz</span></p><p><span>★工作环境：环境温度5�?-50� 环境相对湿度�?0%-80%；周围无腐蚀性介质，无较强空气对流；周围无震动、无较强的磁场干扰、�/span></p><p><span>★仪器外形尺寸：250X360X514(长X宽X高）</span></p><p><strong><span>五、注意事项：</span></strong></p><p><span>★单相电源插座必须有接地线孔，并可靠接地、�/span></p><p><span>★液晶显示器上若出现异常显示时，按＂复位”键、�/span></p><p><span>★正常工作中，若炉温大于450℃， 则软件保护，中断加热、�/span></p><p><span>★异常现象发生，如不能控温，不能显示等，应关机，进行检�?/span></p><p><span>★清洗活塞杆时，不能用硬物刮削、�/span></p><p>点击搜索９�a>憎水性测定仪</p> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; 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