The high temperature contact angle measuring instrument is a physical property testing instrument used in the fields of chemistry, material science, metallurgical engineering technology, and physics. The following introduces the application fields of the high temperature contact angle measuring instrument and the high temperature contact angle measuring instrument of Sindin Precision. .

Application fields of high temperature contact angle measuring instrument:

1. Measure the wettability of liquid metal to the substrate under high temperature and vacuum, and evaluate the wetting process and adhesion properties of different materials under high temperature and vacuum;

2. Study the wettability between metal and ceramic composite materials, and measure the contact angle of the ceramic material when the metal material is melted in a high temperature vacuum state;

3. Study the brazing process, the wetting and spreading process of the brazing filler metal on the substrate, and dynamically analyze the contact angle and wetting process of the brazing filler metal at high temperature;

4. Measure the change and difference of the contact angle of metals for different substrates under different high temperature states and different gas protection environments;

5. Analyze the contact angle between the coating and the substrate, analyze the wetting process and spreading mechanism of the coating and the substrate, and study the difference in wetting properties under different temperatures and atmospheres;

6. Study the contact angle between liquid and solid, evaluate the adhesion and adhesion performance of liquid and solid, and analyze the surface free energy of solid;

7. Analyze the contact angle between the solder and the welding body and the surface tension of the solder solution, so as to effectively improve the welding strength;

8. Analyze the surface tension value of welding solutions such as molten steel, molten aluminum, and molten copper under high temperature conditions; on the basis of analyzing the contact angle and surface tension, control the reasonable wetting range and find out the effective removal of furnace scale in the smelting process. Method.

Sindin precision contact angle measuring instrument:

SDC-1100 high temperature contact angle measuring instrument

Features of high temperature contact angle measuring instrument:

1. Dual temperature monitoring system, both external and built-in, can detect the temperature in the heating furnace in real time;

2. Equipped with high temperature special left and right contact angle fitting, using the differential circle method to fit, the accuracy is as high as ± 1 ℃;

3. The room temperature can reach 1650 ℃ under normal pressure, and the normal temperature can reach 1500 ℃ under vacuum conditions;

4. Equipped with dual-channel inert protection device, which can protect the internal metal by using a certain process gas at the same time or separately.

Product specification parameters:

Application Cases:

Wetting process of copper alloys heated to 1320℃ and melted on metal substrates

After the copper alloy is heated to 1320 and melted, the contact angle with the surface of the metal substrate is 47.6°, showing a hydrophilic performance; using the special left and right contact angle fitting for high temperature, and using the differential circle method to fit, it can measure gold It belongs to the wetting angle of the sample in the high temperature environment, and the accuracy is as high as ±1°.

SDC-1100 high temperature contact angle measuring instrument can not only measure the contact angle and surface tension of molten metal under high temperature and high vacuum, but also measure contact angle, surface free energy, interfacial tension, etc. at room temperature; stable heating and high vacuum degree , Comprehensive functions, can be widely used in metal materials, ceramic materials and other research fields.