Vacuum furnace is a device that performs processes such as heat treatment, ceramic sintering, and metal smelting on materials under vacuum or gas protection. Normal use needs to meet certain vacuum requirements, which has an important impact on the service life of the equipment and the quality of the finished product. Therefore, it is particularly important to detect the vacuum degree of the vacuum furnace.AclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere FurnacAclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac1. Why do we need to detect the vacuum degree?AclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere FurnacAclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere FurnacVacuum degree is a key indicator of vacuum furnace performance. It is related to the purity of the atmosphere in the furnace, the uniformity of heat treatment, and the performance of the material. Through accurate vacuum degree detection, the furnace environment can be adjusted in time to ensure the effective progress of the heat treatment process and extend the service life of the equipment.AclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere FurnacAclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac2. What are the classifications of vacuum degree detection methods?AclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere FurnacAclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere FurnacThe vacuum degree detection methods of vacuum furnaces are mainly divided into two categories: direct measurement and indirect measurement.AclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
AclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
a. Direct measurement methodAclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
AclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
The direct measurement method is to directly read the vacuum value in the furnace by using instruments such as vacuum gauges. This method is simple and easy, and the results are intuitive, but it is limited by the accuracy and measurement range of the instrument. Commonly used direct measurement instruments include resistance vacuum gauges, thermocouple vacuum gauges, etc.AclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
AclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
b. Indirect measurement methodAclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
AclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
The indirect measurement method is to measure other physical quantities related to vacuum, such as gas pressure, temperature, etc., and then calculate the vacuum value. This method is relatively complex, but it can provide more accurate measurement results under certain special conditions. Common indirect measurement methods include pressure difference method, gas discharge method, etc.AclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere FurnacAclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac3. What are the steps for vacuum detection?AclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere FurnacAclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere FurnacWhether it is direct measurement or indirect measurement, vacuum detection needs to follow certain operating steps to ensure the accuracy of measurement. This includes instrument calibration, measurement point selection, measurement process control, data recording and analysis, etc.AclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere FurnacAclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac4. What are the common detection equipment?AclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere FurnacAclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere FurnacFor the detection of vacuum furnace vacuum, the process is completed by equipment. The following are the popular detection equipment on the market:AclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
AclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
a. Capillary gaugeAclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
AclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
The capillary gauge is one of the commonly used tube vacuum gauges. It can be used to measure gas pressure and vacuum, and can play many roles in vacuum furnaces and other equipment. At the same time, the use of the capillary gauge is relatively simple and easy to operate. It is one of the most widely used vacuum gauges.AclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
AclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
b. Thermal dilatometerAclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
AclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
Thermal dilatometer is a commonly used high vacuum gauge that can measure lower gas pressure and higher vacuum degree. Its operating temperature range is also relatively wide, usually in the range of 300-1800K.AclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
AclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
c. Mass spectrometerAclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
AclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
Mass spectrometer is a modern mass spectrometry detection equipment that can efficiently scan the components contained in the gas, so it can obtain reliable and accurate vacuum values. The use process of the mass spectrometer is relatively cumbersome, but its detection effect is very good.AclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere FurnacAclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac5. What should be paid attention to in vacuum degree detection?AclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere FurnacAclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere FurnacWhen conducting vacuum furnace vacuum degree detection, the following points need to be noted:AclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
AclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
a. Keep the detection equipment confidential to avoid data leakage.AclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
AclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
b. The vacuum furnace is required to reach a steady state during detection to avoid temperature changes and other interferences.AclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
AclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
c. The equipment needs to be pre-processed before detection, and the influence of the detection equipment itself on the results should be eliminated as much as possible.AclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
AclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
d. During the detection process, it is necessary to pay attention to the changes in parameters such as temperature and pressure, and record them in time to verify the reliability of the results.AclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
AclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
e. The test results need to be saved in time and compared with historical data for equipment maintenance and problem troubleshooting.AclMuffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
Fiber Vacuum Furnace (Click on the image to learn more)
In short, the detection of vacuum furnace vacuum is an important link to ensure the quality of heat treatment process and safe operation of equipment. There are two main detection methods: tube method and mass spectrometry. Capillary meter, thermal expansion meter, mass spectrometer and other equipment are required to complete. At the same time, attention should be paid to the details and precautions in the detection process so that we can effectively monitor and adjust the furnace environment and provide strong guarantee for the heat treatment of materials.