How to detect fire extinguisher leaks with the helium leak detector system?

Posted on Mon, 16 Jun 2025 06:21:25 +0000

Why should fire extinguishers be leak tested? Fire equipment steel cylinders, as special equipment, play a crucial role in the event of a fire. However, due to the fact that these steel cylinders are usually idle and contain high-pressure fire extinguishing materials (usually up to 2.5 MPa) insid...

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This article will introduce you to several vacuum pumps used in ultra-high vacuum and ultra-high vacuum fields!

Posted on Thu, 29 May 2025 02:43:25 +0000

When the pressure exceeds 10-5Pa, it enters the field of ultra-high vacuum application. At this time, the vacuum pumping of most vacuum pumps has stopped or the pumping speed is very low. What are the vacuum pumps used to achieve ultra-high vacuum at this time? Let’s take a brief look. Mech...

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vacuum pumps in white appliance of application

Posted on Mon, 06 Jan 2025 03:44:55 +0000

The application of vacuum pumps in white appliances is mainly divided into two categories: home appliance terminals and home appliance equipment. 一、The home appliance terminals are mainly Haier, Midea’s home appliance factories, which generally use rotary vane pumps and Roots pumps. 1.The...

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Ultra-Vacuum Technology in Materials ScienceApplication

Posted on Mon, 16 Dec 2024 06:29:24 +0000

UHV is the vacuum regime characterised by pressures lower than about 10−9 mbar (10-7 Pa). Ultra-high vacuum conditions are necessary to reduce surface contamination in many surface analytic techniques. For example X-ray photoelectron spectroscopy (XPS), Auger electron spectroscopy (AES), secondar...

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Steel vacuum degassing process and equipment

Posted on Fri, 13 Dec 2024 02:44:24 +0000

With the rapid development of steelmaking technology, vacuum degassing technology has become an effective measure to reduce gas and non-metallic impurities in steel. The key lies in how to obtain vacuum. This article takes the vacuum treatment of molten steel outside the furnace using a liquid ri...

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various vacuum process technologies under different vacuum conditions

Posted on Thu, 05 Dec 2024 03:19:38 +0000

Application overview of various vacuum process technologies under different vacuum conditions As the density of gas molecules in the gaseous space decreases, the physical properties of the gas change significantly. Based on this change in gas properties, people use various vacuum processes under ...

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Vacuum Pumps applied to Vacuum Wood Grain Transfer Printing Machine

Posted on Mon, 18 Nov 2024 02:44:12 +0000

The transfer printing technology is an emerging technology. It refers to the use of transfer paper as a transfer carrier for printing, and the use of vacuum to create negative pressure, so that the transfer paper and the transfer product are fully in contact and bear a certain pressure, and the t...

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vacuum pump in transformer industry of application description

Posted on Fri, 08 Nov 2024 03:41:33 +0000

Guidelines for the use of vacuum pumps or vacuum units during transformer vacuuming process Vacuuming is an important step in the installation and maintenance of transformers. The use of vacuum pumps or vacuum units is particularly important in this process. The following will provide a detailed ...

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rotary vane vacuum pump in Soap Production Process

Posted on Fri, 18 Oct 2024 01:26:57 +0000

SV series rotary vane vacuum pump in Soap Production Process of Application In the soap production industry, innovative technologies continue to revolutionize manufacturing processes, with the latest advancement being the application of SV series rotary vane vacuum pumps. These pumps have proven ...

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helium leak detector in leak detection of fire equipment steel cylinders

Posted on Wed, 09 Oct 2024 02:14:25 +0000

The helium mass spectrometer leak detector has shown significant advantages and accuracy in the application of leak detection for fire equipment steel cylinders. The following is a specific explanation about its application: The importance of leak detection for fire equipment steel cylinders Fire...

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