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目前显示的是 六月, 2020的博文

BFE Bacterial Filtration Efficiency Test For Surgical mask

   The Bacterial Filtration Efficiency (BFE) test is done on filtration materials, fabrics, covers and devices designed to provide protection. It is a measure of the resistance of a material to the penetration of bacteria.                  BFE or  Bacterial Filtration Efficiency  is a measure of the resistance of a material to bacteria penetration. The results are reported as percent productivity and are related to the fabric's ability to resist bacterial penetration. Higher numbers in this test indicate better barrier efficiency.     Bacterial Filtration Efficiency tester from qinsun-lab is mainly used for the performance testing of respiratory protection products, disposable masks, filter medium, the security testing which is suitable for such products, basic filtering performance evaluation and guidance for the development of new products.     Our Mask filter performance tester is easy to operate. Using oily aerosol and solid  photometric detection technolog

How To Measure Filtration Efficiency ?

     what is  Meltblown non-woven fabric? it is commonly known as filter cloth, is a high-efficiency meltblown product. A microfiber nonwoven fabric produced by using an imported melt-blown die and special raw materials and processes. This product not only has the fluffy and soft hand feeling of ordinary meltblown products, but also absorbs oil and filters.               On the basis ofthis, it increases the efficiency of bacterial filtration and reduces there spiratory resistance. It is more suitable for filtration in the field of medical and high dust operation demand.      The good filter performance is an important indicator to measure the quality of the filter material. Therefore, in the selection of the melt-blown filter cloth,the evaluation of the good or bad filter is an important indicator for selecting the melt-blown filter cloth inpeople's life.          How to measure the filter effect of meltblown filter cloth? How can we calculate a scientific numerical ind

Five Test Machines For Meltblown Nonwoven and Masks Manufacturers

     The FDA recognizes that the need by healthcare providers and personnel for personal protective equipment (PPE) such as surgical masks and surgical and isolation gowns, may outpace the supply during the Coronavirus Disease 2019 (COVID-19) outbreak.     As a mask manufacturer,in order to select the best face masks material for US market ,you should know the specific test standard for quality control.how to know the quality of the meltblowen fabric you are going to buy and the face masks you producted ,there are major test machines on the market for you choose. these are designed to help manufacturers of Meltblown Nonwoven Fabric and face masks manucturers to well know and control the quality. the major test machines for them are as follows: Mask Bacterial Filtration Efficiency Detector :determination of the bacterial filtration efficiency (BFE) of medical face mask materials . Face Masks Particulate filtration efficiency tester :used for performance testing of filter elemen