The vacuum angle valve is sealed by the valve plate moving up and down through the valve stem. The drive components that drive the stem have three ways of manual, manual and electric, pneumatic and so on. Manual transmission components, mainly threaded structure, flat cam structure can also be us...

It can be seen from the description of the vacuum pump that there are many measures to improve the performance of the vacuum pump. This article only lists several typical methods in the application process. Regarding the method of improving the performance of the vacuum pump in terms of design, s...

In the field of food preservation, scientific advances have paved the way for innovative technologies that preserve the natural flavor, nutrients and mouthfeel of a wide variety of products. Vacuum freeze drying is one such popular technique. Vacuum freeze dryers, also known as freeze dryers, off...

The FJ-300 molecular pump unit is a vacuum obtaining product assembled by a compound molecular pump, a backing pump, an ultra-high vacuum baffle valve, a vacuum measurement system and stainless steel pipelines, and is used to obtain high vacuum and ultra-high vacuum working environments. , and de...

Performance requirements and applications of perflurane FFKM rubber seals Perfluoroether rubber refers to the terpolymer of tetrafluoroethylene, perfluorinated methyl vinyl ether and perfluoroalkene ether, also known as perfluororubber, which is a kind of rubber that does not contain C-H bonds at...

1.What are the precautions for the test run of the dry screw vacuum pump? Before the test run, check whether the maintenance quality meets the quality standards, and whether the records are complete and accurate; the cranking is light and free without jamming; the packing gland is not deflected, ...

A key feature of a diffusion pump is that it is durable and will last for many years if used and maintained properly. Be sure to use original pump oil The spray tower and heating power of the diffusion pump are designed for special oil products, and its performance parameters such as pumping spee...

Vacuum coating is widely used in various industries, including machinery, electronics, hardware, aerospace, medical, chemical and other fields, so what is the difference between before and after PVD coating, and where is it reflected? So many industries are using it and there must be a reason for...

The replacement of vacuum pump oil does not mean simply draining the vacuum pump oil and then injecting new pump oil. When replacing the pump oil, pay attention to the cleaning of residual impurities in the pump. After the vacuum pump has been used continuously for 3 to 4 months, the vacuum pump...

After nearly 40 years of development in vacuum degassing, the refining function has been continuously expanded, and it has changed from a simple degassing device to a multi-functional processing device. Its fast processing feature enables it to cooperate with the fast pace of the converter. The v...