Before the medicinal solution is injected into the human vein, a medicinal solution filter must be used to filter the compatible medicinal solution from particles, small bacteria, etc. On the premise of meeting…

Non-woven fabrics are a young and promising emerging field in the textile industry. my country’s nonwoven industry started late, but it is developing very rapidly. In the early stages of development, non-…

When talking about True HEPA (real high efficiency), we have to talk about: What is the filtration efficiency of the air purifier filter? Many people will say, “The filtration level of the filter I use is…

The sudden new coronavirus epidemic in 2020 has spread rapidly around the world, causing a continued shortage of protective equipment such as masks and protective clothing. They have high filtration efficiency,…

Precision filters, also known as security filters, are generally installed before the pressure vessel to remove fine particles with a turbidity of more than 1 degree to meet the requirements for incoming water …

Traditional HEPA high-efficiency filter paper mainly relies on the adsorption of fibers to “stick” particles. The diameter of the fiber is about the same as that of the particles, and the “mes…

Polytetrafluoroethylene microporous membrane material, as one of the important branches in its application system, has always been the focus of technological improvement and application development field. The i…

Once, people thought that the smallest microorganism in the world was Serratia marcescens (minimum diameter of about 0.5μm). When syringe filter membrane When the pore size is small enough to completely interce…

As the heart of the air purifier, a lot of knowledge about HEPA has become something consumers are willing to know. What is HEPA made of? What is its purification principle? How should we judge the quality of H…