仪器介绍
Dynisco LCR7000系列毛细管流变仪专为每天需要24小时连续操作,并同时需保持高精度、高可重复性及高感应度的测试要求而设计。LCR7000系列流变仪拥有多种功能，操作简单，能测试并提供物料的详尽特性，数据分析及报告。7001采用标准的重量传感器和装在管道上的压力传感器。模头材料为碳化钨，管道材料为硬化工具钢。LAR KARS先进的流︽变软件具备编程、设计、控制、分析和数据储存。该产品拥有多年的信誉保证。
1. 全部采用数字校正
2. 活※塞速度为每分钟0.03-600毫米
3. 一次测试最多可得到45个剪切力或者剪切速率数据点
4. 独特的运算法则以测试高分子材料的热稳定性
5. 使用精确的马达和压力传感器
6. 严格控制压力和速率模式测试
7. 精确测量膜具膨胀的激光检测器
主要特点
1. All digital calibration
2. Increased speed and force range
3. Advanced electronics and software enable to 45 shear stress or shear rate data points per sheet
4. Uninque algorithms for polymer melt stability
5. Bi-directional communications enable test parameters to be downloaded form the PC
6. Multiple barrel heating zones and adaptive PID temperature control agorithm provide precise and uniform heat up o 430 °C (500°C optional)
7. Precision servo-drive motor and transducers enable tight control of stress and rate mode tests
8. Tungsten carbide dies and a hardened and honed tool steel barrel ensure long years of service
9. LAB KARS, advanced rheology software
技术参数
Standards: DIN ISO 11433,DIN 53014,DIN54811,ASTM D3835
Barrel: l=162mm(7.0")
Drive system: DC Servomotor
Piston Speed: 0.03 to 600mm/min
Dynamic Range: 20,000:1
Testing Force: 10 KN standard (resolution 0.2N)
15 KN (optional)(5 KN optional)
Force Measurement: Load cell, barrel mounted pressure transducer (optional)
Dies: Tungsten carbide capillary, many L/D ratios available
Die Swell Measurement: Laser-Micrometer (optional)
Temp. Range: up to 430°C standard (500 °C optional)
Temp. Control: 4 zone eletric heater, adaptive PID-temperature-control-algorithm with 0.1°C resolution
Temp. Accuracy: +/-0.2°C at 13mm
Power supply 115/230 VAC 50/60HZ
Power Consum. 750W max, 200 W typical
Data processing system: PC based
System software: LAB KARS for Windows
