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Molecular pump characteristics and common troubleshooting
The molecular pump is a vacuum pump that uses a high-speed rotor to transfer momentum to the gas molecules so that they gain directional velocity and are thus compressed, driven towards the exhaust port and then pumped away for the front stage. Features Name Features Oil lubricated mole...Read more -
Classification of vacuum pumps
The equipment that can expel gas from a closed container or keep the number of gas molecules in the container decreasing is usually called vacuum obtaining equipment or vacuum pump. According to the working principle of vacuum pumps, vacuum pumps can basically be divided into two types, namely ga...Read more -
How to clean a liquid ring vacuum pump? You can’t go wrong with these 11 steps!
After working for a long time on a Liquid ring vacuum pump, there will be some dirt on the outside or inside of the pump. In this case, we have to clean it. External cleaning is relatively easy, but internal cleaning of the pump is difficult. The inside of the pump is usually caused by underworki...Read more -
Pumps commonly used in ultra-high vacuum systems
I. Mechanical pumps The main function of the mechanical pump is to provide the necessary pre-stage vacuum for the start-up of the turbomolecular pump. Commonly used mechanical pumps include mainly vortex dry pumps, diaphragm pumps and oil sealed mechanical pumps. Diaphragm pumps have low pumping ...Read more -
What to do if your vacuum pump breaks down – 8 frequently asked questions for you
Vacuum pumps Common faults, troubleshooting and repair methods Problem 1: Vacuum pump failed to start Problem 2: The vacuum pump does not reach the ultimate pressure Problem 3: Pumping speed is too slow Problem 4: After stopping the pump, the pressure in the pumped container rises too qui...Read more -
Working pressure ranges for all types of vacuum pumps, please bookmark!
A vacuum pump is a device that generates, improves and maintains a vacuum in an enclosed space by various methods. A vacuum pump can be defined as a device or equipment that uses mechanical, physical, chemical or physicochemical methods to pump the vessel being pumped to obtain a vacuum. With the...Read more -
The most complete guide to the use of rotary vane vacuum pumps
The following are some of the things that need to be noted during the use of the inline rotary vane vacuum pump. If one of them is used inadvertently, it will affect the service life of the vacuum pump and the operation of the vacuum pump. 1、 Cannot pump gas containing particles, dust or gum, wa...Read more -
How to choose a KF series High Vacuum Block Straight Valve? Please take this guide
01 Product Description This series of valves is divided into manual, pneumatic and electromagnetic driven types. Features with smooth operation, small size, reliable use, good sealing performance and long service life. It is one of the preferred valves for vacuum equipme...Read more -
What is a vacuum adapter? An article to let you know more
The vacuum adapter is a convenient joint for quick connection of vacuum pipelines. The material is generally made of stainless steel 304. It is generally precision machined by CNC machine tools, with precise dimensions and beautiful appearance. In order to ensure vacuum welding, all elements of ...Read more -
Knowledge｜ISO flanges in vacuum systems
What is an ISO flange? ISO flanges are subdivided into ISO-K and ISO-F. What are the differences and connections between them? This article will take you through these questions. ISO is an accessory used in high vacuum systems. The construction of ISO flange series includes two smooth-faced sexle...Read more -
Cracks in China’s export foothold due to global slowdown
Trucks appear at a container terminal in the port of Qingdao in China’s Shandong province on April 28, 2021, after the tanker A Symphony and the bulk carrier Sea Justice collided outside the port, resulting in an oil spill in the Yellow Sea. REUTERS/Carlos Garcia Rollins/File photo BEIJING,...Read more -
Knowledge｜CF flanges in vacuum systems
In the previous article, I took you through the KF flange. Today I would like to introduce CF flanges. The full name of the CF flange is Conflat Flange. It is a kind of flange connection used in ultra-high vacuum system. Its main sealing method is metal sealing that is copper gasket sealing, can ...Read more