China Leak-proof Masks manufacturers Disposable medical mask Specification: FFP2 NR mask,10.5x15.5cm Feature: particle filtering half mask Standard:EN 149:2001+A1:2009 FFP2 NR Material: 58% non-woven fabrics,40% melt blown,20% hot air filter cloth Certificates Testing report EN149-1 Quality control system 1. Filter material comprehensive performance tester. 2. Ultraviolet spectrophotometer. 3.Tensile tester. 4. Ventilation resistance tester. 5. Isolation type constant temperature incubator. 6. Mould cultivation cabinet. Factory description ZHEJIANG QUZHOU RONGBO MEDICAL INSTRUMENTS CO.LTD was extablished in 1997,located in Quzhou city,Zhejiang province.It covers an area of about 13000 square meters,with 6000 square meters buliding area,consisting of cleaning and control rooms for productions,sterilization workshop,laboratory, administration offices and warehouses.With more than 3600 square meters clean workshop which complies with GMP standard. Our masks are well ventilated;they can filter toxic gases,Can keep warm,absorb water.Feel very good and quite soft that Compared with other masks, the texture is relatively light also elastic, can be reduced after stretching.The price is relatively low and is suitable for mass production. Our main products are disposable medical mask,surgical mask,FFP2,KN95.White list both from CHINA CHAMBER OF COMMERCE and NATIONAL MEDICAL PRODUCTIONS ADMINISTRATION.Also we have obtained certificates such as CE,ISO,FDA. No-oily oily鈮?4% 30MLsuction resistance鈮?.7mbar 95MLsuction resistance鈮?.4mbar 160MLsuction resistance鈮?.0mbar The averange amount for inhaling carbon dioxide from the air should not exceed inhalation gas 1% of the volume Low resistancefor breathing,fit to face Have passed ffp2 test and obtained EU,CE certificates.has entered the export list of the Chinese ministry of commerce It is suitable for particle protection from buildings,mines,foundry,electronics,pharmaceuticals,physics and grinding The first layer is non-woven fabric,second layer and third layer are melt-blown,the fourth layer is hot air cotton,the fifth layer in skin-friendly non 鈥搘oven fabric RONGBO is a professional manufacturer of protective products, we integrates R D, design, production and sales. Our products are fully certified according to CE of EU, GB of China and other international standards. We have advanced production technology, strict production process management and perfect quality assurance system, we take the "quality for survival, innovation for development" for guiding ideology, always put quality and innovation in the first place, constantly improve customer satisfaction. Key Specifications/Special Features 1) Description: KN95 mask/KN95 FFP2,Antiviral MASK 2) Origin: China (mainland) 3) Certification: CE,FDA,ISO 9001,SGS,TUV TEST 4) High-filtration Antiviral mask with 5 layers,Up To 50 Times Protection Against Non-Toxic Dusts, Fibres Aqueous Mists,High filtration efficiency and low breathing resistance,. 5) Material: Adjustable bridge, The filtering efficiency meets the requirements of medical surgical masks, and prevents the spread of splashes in body fluids and air. 6) Bridge nose: Can be adjusted freely to ensure the fit to the face 7) The ear cord: Soft and elastic, which helps to fit the ear 8) Packing: polybag, white or color box, customized packing Fitting Test 1. Place both hands over the respirator. 2. Inhale vigorously and hold your breath for a few seconds, making sure the respirator collapses inward as you inhale. 3. Exhale vigorously and hold your breath for a few seconds, making sure the respirator bulges outward as you exhale. 4. If air leaks, reposition the respirator, tighten the metallic strip and reposition the ear loops for better fit. Then follow steps 1-3 again until a tight seal is achieved. 5. Respirators that have passed the fit test in steps 1-3 are safe to use. 6. Facial hair or other facial features may prevent the respirator from achieving a proper fit. If a tight seal is not achieved, please do not use this product. 7. If you experience difficulty breathing, dizziness, or other symptoms, leave the contaminated area immediately.China Leak-proof Masks manufacturers website:http://www.rongbo-medical.com/ffp2/leak-proof-masks/