纱线动态摩擦系数测定仪

纱线动态摩擦系数测定仪 型号：LFY-110D  日标  
主要用途  

用于测定纱线的摩擦特性，适应于化纤长丝及其它混纺材料纱线的动态摩擦系数的测定，亦可用于皮辊等纺织器材的摩擦系数测定，是评价长丝及纺织器材摩擦系数等*的测试仪器。 
仪器特征 
1、 采用绞盘法(RoLor法)测试机理，直流电机作等速引力源。                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       

产品名称：铝质热交换器表面腐蚀测定仪  产品型号：SH/T0620

铝质热交换器表面腐蚀测定仪  型号：SH/T0620

铝质热交换器表面腐蚀测定器本仪器依据SH/T0620-95石油行业标准设计制作，用于测定发动机冷却液在发动机铝质缸盖所存在的传热状态下对常用的铸铝合金腐蚀。于浓缩液和发动机冷却液，系国内水平。 
技术参数 
标准：SH/T0620-95 
工作温度：135℃ 
控制精度：±1℃ 
加热方式：电加棒 
压力表精度：0.4级 
累时器范围：0.1h～999.9h 
运行时间：168h 
工作电源：220V±10%   50HZ 
整机功率：1KW温度检测：PT100 
温度控制：进口数显PID温控

                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       
2、 高精度的测力机构； 
3、可调的预张力机构； 
4、全自动测试控制系统； 
技术指标 
1、测力范围及精度：0～500cN±1％ 
2、摩擦系数范围：0＜μ＜1 
3、摩擦角可调范围：0度～360度 
4、预张力范围：0～24CN 
5、纱线测试速度：30r/min 
6、显示内容：速度、预张力、摩擦系数 
7、电源、功率： AC220V 50Hz 
标准 
JISL 1095-2010《纱线摩擦系数的测定》

纱线动态摩擦系数测定仪

产品名称：电子束实验仪  产品型号：EB-IV

电子束实验仪 型号：EB-IV 
用途和目的 
* 研究电子在电场和磁场中运动变化规律； 
* 了解示波管的构造和各电的作用； 
* 掌握电子束在横向电场作用下电偏转运动规律； 
* 掌握电子束在纵向不均匀电场作用下的电聚焦运动规律； 
* 掌握电子束在横向磁场作用下的磁偏转运动规律； 
* 掌握电子束在纵向磁场作用下的磁聚焦运动规律，精确地测定电子荷质比。 
技术参数及特点 
* 示波管（8SJ31J） 
* 聚焦电压：280～380V 
* 加速电压：-850～-1300V 
* 偏转电压：-80～+80V 
* Y轴电偏转灵敏度：＞0.4mm/V 
* Y轴磁偏转灵敏度：＞0.3mm/mA 
* 磁聚焦恒流源大输出电流：2.5A（Ⅱ型自备） 
* 电子荷质比测量误差：≤5% 

* 整机一体化结构； 
* 四块电表分别显示、低压和电流值； 
* 可进行四次以上电子束的磁聚焦实验，精确地测定电子荷质比； 
* 励磁电源采用大电流恒流源，更安全可靠。