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What is the testing principle of the mask particle filtration efficiency tester
Date: 2020-10-09Read: 10

The mask particle filtration efficiency tester consists of a NaCl generator, an air flow meter, a humidifier, a sealing box, and corresponding pipelines. Can be used in medical device inspection centers, safety and protection inspection centers, drug inspection centers, disease prevention and control centers, textile inspection centers, hospitals, mask research and development, and production manufacturers for masksTesting the filtration efficiency and resistance of particulate matter such as filter media.

maskWhat is the testing principle of the particulate matter filtration efficiency tester

The composition and principle of the mask particulate matter filtration efficiency tester equipment include an oil mist generator, data acquisition software, detection product tooling device, concentration detector, filtered concentration detector, computer data calculation device, pressure regulation device, and tooling pipeline testing auxiliary device. The photometer in the system is used to detect the concentration of the mask before and after filtration, thus completing the detection of the maskTesting the protective efficiency of particulate matter.

maskExecution standard for particle filtration efficiency tester:

1. GB/T 32610-2016 Daily Protective Maskstechnical specifications

2. GB 2626-2006 Respiratory protective equipment - Self priming filter particle respirator

3. GB 19082-2009 Medical Disposable Protective ClothingTechnical Requirements

4. GB 19083-2010 Medical Protective MasksTechnical Requirements

5. TAJ 1001-2015 PM2.5 Protectionmask

6. YY 0469-2011 Medical Surgical Masks

maskThe main features of the particulate matter filtration efficiency tester are:

Intelligent touch screen control+test report printing:

PLC control system, more efficient and reliable, programmable 7-inch color LCD touch screen, practical

Multiple functions including control, monitoring, calculation, data display, etc

Multiple testing fixtures:

The instrument has multiple testing fixtures that can test different types of masks.

High degree of automation:

The equipment is designed with a dual control pneumatic clamping method, which is easy to operate and has high safety.

Built in powerful features:

The equipment can test penetration efficiency, penetration resistance, and flow rate, while the flow pressure difference of the equipment can be measured

With arbitrary settings, it can meet various experiments, with stable performance and good repeatability of test data.

maskApplication fields of particle filtration efficiency tester

maskThe filtration performance tester is used for testing the performance of filter cartridges, disposable masks, filtration media, and other respiratory protection products. It is suitable for this purpose

Security testing of similar products, evaluation of basic filtering performance, and guidance for the development of new products.