EN 143 Automated Filtration Efficiency PFE Tester Mask Testing Machine G506 is used to test the inhalation resistance and exhalation resistance of respirators and masks under certain condition. Usage: Mask Particulate Filtration Efficiency Tester is suitable for fast, accurate and stable detection of particulate filtering efficiency of various medical and daily protective masks, respirators, etc. Standards: GB 19083, GB 2626, GB/T 32610, 42 CFR Part 84 JIS/T 8151 EN 149, EN 12941, EN 14594, NFPA 1972 Multifunctionï¼? 1. This machine can be used for different filter material 2. Customized clamp for different sample size is available 3. Both salt solution and oil solution test can run on this machine Product Usageï¼? The Particulate filtration Efficiency tester is used for performance testing of filter elements, disposable masks, filter media, etc. for respiratory protection products. It's suitable for safety testing of such products, basic filtration performance evaluation and development guidance for new products. It is applicable to the performance verification of new products , quality control of the production department, and the of material properties for the third-party testing organization, the product performance verification laboratory, and the quality and technic al supervisiondepartment, etc.