Qingdao Shenghan Chromatograph Technology Co., Ltd.  

Product Name: Mask Filter Efficiency Tester for American and European Standards Model NO.: SH-3307 Concentration: <=200mg/M3 Test Flow Range: 15-100L/Min Trademark: SHINE Transport Package: Wooden Case, Carton Specification: 10+- 100 L /m Origin: Qingdao, China HS Code: 9027100090 Product Description ProfileThe filtration efficiency testing equipment is mainly used for the filtration efficiency testing and air flow resistance testing of masks and melt blown cloth,equipment reference standard YY0469-2011 GB2626-2019 EN1822-3:2012 GB19083-2003,GB2626-2019 (reference KN95), GB / T32610, EAST-RP-CC021.1 and other standards.Technical ParameterThe device is composed of NaCl cargo oil medium generator, air flow meter, humidifier, seal box and corresponding pipeline.Air source system:Exhaust volume: 10 ±100 L /MParticle size of solid aerosol: 0.075 ±0.02umConcentration: ≤200mg/m3Test flow range: 15-100L/minTest sample specification: 100 cm2/12cm2(PTFE / fiberglass strip), equipped with multi specification clamps (plane mask, 3D mask)Resistance test: measuring range 0-1000pa, accuracy up to 0.01pa, automatic return to "0" functionEfficiency test: efficiency range 40% - 99.999%;Fog dust source: NaCl, PSL, dehs, DOPBasic principle: the aerosol generator is used to generate a certain concentration of gas, and then a photometer is used to measure the gas concentration for particle size detection before and after breathingNaCl concentration: 200mg / m3Flow accuracy: 10-100 L/min, accuracy 2%Test medium: NaClPressure: 500PaStructural composition:Particle generator, flow detection device, concentration detection deviceWeb:http://en.sheng-han.com/ExhibitionInstrument commissioning and trainingCustomer visit