- 描述
- 询问
描述
LR-SDC-1500高温真空接触角测试仪
概括
Contact Angle refers to the tangent line of gas-liquid interface made at the intersection point of gas, 液相和固相, 这是液体侧与固液边界之间的角度θ. 接触角的测量是目前表面性能检测的主要方法.
LR-SDC-1500 high temperature and high vacuum contact Angle measuring instrument is the use of optical imaging principle, through the image profile analysis method to measure the sample surface contact Angle, 润湿性, surface interface tension, surface energy and other properties, equipment is usually used to detect the surface performance of metal materials,The equipment has high cost performance, stable heating, high vacuum degree, 功能全面, and can meet the needs of various metal materials research.
应用
1, Metallurgy industry (Metallurgy) : analysis of melt (melt) 比如钢铁, 铝, copper surface tension value under high temperature conditions;Based on the analysis of contact Angle and surface tension, the reasonable wetting range is controlled and the effective method of removing furnace scale in smelting process is found
2, Welding industry (Welding) : analysis of solder and Welding body contact Angle value and surface tension of solder melt, from and effectively improve the Welding strength
- Alloy industry: Analyze the surface tension value of material components to improve the degree of mutual bonding between Alloy materials
- Monitoring surface tension of Pottery and glass by analyzing profile changes during heating, 烧结, softening, 融化, and liquidization
5, Enamel: Enamel surface wettability analysis, improve the surface strength of the glaze
6, Coal and electricity industry (Coal and electricity) : analysis of Coal surface tension value, control reasonable wetting, effective removal of furnace scale
- Other tests required by high temperature (其他) : Analyze the surface tension value of molten liquid and the contact Angle value between molten liquid and solid material, and analyze the surface tension and contact Angle value of different temperatures or changes with time.
LR-SDC-1500高温真空接触角测试仪
原则
As shown in the figure above, the contact Angle measuring instrument is mainly composed of six parts: light source, high temperature system, 真空系统, acquisition system, cooling system and analysis software. The equipment adopts the principle of optical imaging.
The light source adopts intensive LED cold light design, uniform luminous, clear and sharp image, long life;
High temperature system is equipped with domestic top high temperature furnace (imported high temperature furnace can be customized), 30 programming high temperature heating facilities heating stability, strong sealing, uniform heating;
Vacuum system adopts imported vacuum molecular pump, high limit vacuum, stable vacuum pumping, equipped with imported vacuum gauge with wide range;
The acquisition system adopts black and white imported CCD camera, stable shooting, clear images, real and reliable, using German industrial ultra-long focal length zoom lens, 可调节的 0.7-4.5 times magnification, imaging without distortion;
Cooling system adopts double circulation water cooling device, long working time, adjustable temperature, can better achieve the cooling effect to avoid the hidden danger caused by overheating monitoring part;
The analysis software is powerful, with one-button automatic fitting ability, with the world’s leading fitting method, to meet the precise fitting of various droplet forms;
LR-SDC-1500高温真空接触角测试仪
规格
| 主机 | |
| 特大号 | 1730mm（L）*500mm(瓦)* 710毫米(H) |
| 重量 | 21公斤 |
| 力量 | 220V / 60赫兹 |
| 光源系统 | |
| 光源 | 密集LED可调节蓝调工业级冷光源 |
| 终身 | 使用寿命超过 25,000 小时 |
| 采集系统 | |
| CCD | SONY进口高速工业芯片 25 帧/S和130W像素 |
| 镜片 | 0.7-4.5 倍高清工业级连续可变放大倍率显微镜、working distance500~700mm |
| 采集系统调整 | Optical imaging tilt, -10~10° continuous adjustable, accuracy ±0.1°;±25mm before and after adjustable, height ±10mm;The optical system can realize the fast position change with the sample placement, the stroke is not less than 150mm, and has a locking mechanism |
| High temperature system | |
| Temperature control range | Normal temperature to 1700 under normal pressure, normal temperature to 1500 under vacuum condition |
| Heating system | Silicon molybdenum rod heating element, constant temperature zone length 120mm, intelligent 30 programmable temperature control, the highest heating rate ≤10℃/min, 控温精度, below 1000℃, ±0.1℃, above 1000℃, ±1℃ |
| Heating tube | Compatible with two specifications of heating tube, suitable for two kinds of temperature control range, outer diameter of 60mm, inner diameter of 50mm, length of 1000mm, high density aluminum oxide and quartz material |
| Temperature measurement system | Dual temperature monitoring system, both external and internal, temperature measuring material tungsten – rhenium alloy, measuring accuracy ±0.1℃, can measure the temperature in the heating tube in real time |
| Window flange | Coaxial double window flange device for contact Angle test, built-in thermocouple temperature measuring hole, built-in vacuum system and protective gas pipeline, built-in double water cooling device.Flange window material is imported quartz material and can be disassembled and replaced. |
| 真空系统 | |
| Vacuum range | Room temperature can reach 10-4Pa, vacuum 10-3Pa |
| Vacuum measuring range | Measuring range 105~10-7Pa, full range high precision vacuum meter |
| Water cooling system | |
| 温度范围 | 5-35℃ |
| 特大号 | 460mm（L）*380mm（W）*590mm（H） |
| The pump flow | 15L/min cooling system capacity≥11L |
| Measured refrigerating capacity | 1520瓦 |
| 分析软件 | |
| Measuring range of contact Angle | 0-180° |
| Contact Angle measurement accuracy | ±0.1° |
| Table interfacial tension measurement range | 0-2000毫牛/米 |
| Table interfacial tension measurement accuracy | 0.01 毫牛/米 |
| Analyzing software functions | 1. Automatic fitting method of the most advanced contact Angle measurement and analysis software in China (一键自动贴合, There is no artificial error), 包括 :(圆法), (Ellipse/ Ellipse), LY, (Differential Circle/Differential Ellipse); 2. 动态接触角拟合 (多幅图像的批量拟合) includes: （Wettability）、（视频分析）； （表面能）； （表面张力）； 30 section high temperature setting（Multi section high temperature setting）（software intelligent setting） （附着力工作）； |
Accord with National Standard
1.国标/T 24368-2009(detection of hydrophobic contaminants on glass surface);
2.SY/T5153-2007 (method for determination of wettability of reservoir rocks);
3.美国材料试验协会D 724-99 (2003) (Test Method for Surface Wettability of Paper);
4.ASTM D5946-2004 (Measurement of Contact Angle between Plastic Film and water);
5.ISO15989 (Measurement of water contact Angle of plastic film and thin plate corona treated film);
