12Apr
14Mar
Safety Considerations For Vacuum Systems
Vacuum systems are widely used in various industries, such as semiconductor manufacturing, pharmaceuticals, and space exploration. However, operating a vacuum system requires a good understanding of the potential hazards and safety considerations. In this article, we will discuss some important safety considerations for vacuum systems.
14Feb
Transitioning To Hydrogen As A Carrier Gas For Gas Chromatography In Place Of Helium
Gas chromatography (GC) employs a variety of gases as a mobile phase, but helium has long been the preferred choice due to its inertness, safety, purity, and superior performance. However, despite its benefits, using helium as a carrier gas for GC analysis poses difficulties such as persistent supply chain problems and higher costs than alternatives like hydrogen.
12Dec
Detection, Quantification and Mitigation of Pump Oil Vapors in Vacuum Systems
Systems evacuated with oil-based pumps may be affected by backstreaming of pump oil vapors into the fore- line, vacuum chamber, and upstream throughout the system. The act of pump oil vapors moving against the flow of molecules traveling from the vacuum chamber to the pump(s) is referred to as the back- streaming.
17Sep
Best and Worst Materials for Vacuum Service
Choosing the best material for your vacuum system is an important decision. Not only does it affect the cost of the machine, but also its efficiency, durability, and capacity. Though not all materials are suitable for every system, some standouts can save you money in the long run. Here’s a list of what to watch out for.
12Apr
Metal Seals vs Elastomers
Elastomer seals are typically used in gas loads because they don’t require any compression to seal. However, the sealing performance depends on the pressure it takes to create a leak-tight seal. Metal seals are made by compressing the metal material to achieve a leak-tight seal at atmospheric pressures or less.
18Mar
Extra Considerations For Ultra High Vacuum Systems
Vacuum systems have a variety of applications in industrial processes, including semiconductor processing and microelectronics manufacturing. Vacuum pumps are used for research in physics, chemistry, and biology. They are also used in the pharmaceutical industry and physical therapy. Here are extra critical considerations for ultra-high vacuum systems to help you make an informed decision about your purchase.
15Feb
What Is Conductance And Why Does It Matter?
Any liquid will flow to fill any container with sufficient room. Fluids move everywhere, and things can’t stop them. The speed at which a liquid shifts from one container to another is often compared to the rate at which water would flow through a maze as if a go-through-the-maze or follow-the-trail game. This movement of fluid is measured by conductance — how easily the fluid forms and follows pathways through the maze.
19Jan
Proper Cleaning of Vacuum Components
Clean surfaces are a must-have when dealing with a vacuum system and its accompanying technology. There’s a need to ensure that all impurities get removed from its surfaces. Their removal guarantees that they won’t desorb when exposed to vacuum conditions. If desorbed, they may accumulate on the vacuum pump or other similar components. In some cases, they could also produce gases that pollute the surrounding environment, making it difficult to breathe.
05Aug