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QINSUN specializes in the production of meltblown fabric filter efficiency testers. It has been engaged in instrument testing for more than ten years. Recently, it has stepped up the production of masks and protective clothing according to market demand. The delivery time is short, and some available in stock, welcome customers who need to buy to inquire in time!
Melt-blown cloth filtration efficiency tester is used to test disposable medical masks The filtration efficiency of meltblown cloth for daily protective masks such as medical outer ke masks and plain masks.
Applicable standards:
GB 32610-2016 Technical specifications for daily protective masks
GB 2626-2019 Respiratory protective devices - self-priming filter type anti-particle respirators
p> GB 19082-2009 Technical Vererequirements for disposable medical protective clothing
GB 19083-2010 Technical requirements for medical masks
JJ 0969-2013 disposable medical masks
JJ 0469-2011 medical outer ke mask
Main parameters:
1. Aerosol generator produces particle size distribution: 0.02-2μm;
2. Aerosol Concentration Detection Device:
Concentration ≤ 30mg/m3, Detection Dynamic Range: 0.0-999.9mg/m3, Accuracy 1%,
Sampling Rate: ≥1 times/min , and equipped with a device to neutralize the charge of the aerosol generator;
3. Test head shape: national standard head
4. Breathing simulator: sinusoidal airflow, hood particulate protection tester , frequency 20 times/min, breathing flow (30±1) L/min, particle protection tester in the hood, adjustable breathing rate;
5. Filter efficiency detection range: 0-99.999%;
6. Power supply: AC220V, 50Hz.
