Face Mask With Valve Free Sample

Face Mask With Valve Free Sample Valve kn95 medical mask can prevent 95% of non-greasy particulate matter from a certain degree of protection against viruses and bacteria, but any mask can not prevent 100%. It is recommended to reduce the amount of going out as much as possible. Pay attention to drinking more water, ventilating frequently, washing hands frequently, and keeping the indoor environment hygienic, so as to achieve the normal effect of improving own resistance. Wear a mask of level KN90 or higher as much as possible when going out. Material of 5 layer KN95 LayerMaterialWeight (g)Percentage 1st layerNon-woven fabric5527% 2nd layerMelt-blown fabric2512% 3rd layerHot air cotton5024% 4th layerMelt-blown fabric2512% 5th layerNon-woven fabric5024% Packing method 1. Vacuum bag 1800 pcs/carton, 2 pcs/bag Carton size: 80*56*38 cm Gross weight: 18 kg 2. Box 1600 pcs/carton, 40 boxes/carton, 40 pcs/box (8 bags/ box, 5 pcs/bag) Carton size: 70*52* 36.5cm Gross weight: 14.5 kg Use time depends on the environment Good conditionChange new one after 40 hours use Light pollutionChange new one after 20 hours use Moderate pollutionChange new one after 12 hours use Heavy pollutionChange new one after 8 hours use Serious pollutionChange new one after 4 hours use When you feel a significant increase in breathing resistance, or the mask is dirty or damaged, you need to discard it as a whole. Precautions 1. The wearing time should be appropriate. Medical protective masks can be continuously used for 6-8 hours, and should be replaced in time when: breathing resistance increases significantly (when breathing is difficult); the mask is damaged or damaged; the mask and face cannot be sealed (when the seal test cannot be passed); the mask is subject to Contamination (such as when stained with blood stains or droplets); used in isolation wards or patient contact (because the mask has been contaminated); if it contains activated charcoal masks, there are smells in the mask. 2. Carry out the adhesion test after wearing. Wearing a medical protective mask should be tested for facial adhesion. 3. Do not discard discarded masks at will, otherwise it will cause secondary pollution. Masks used in general environments should be placed in the trash. The protection efficiency and wearing time of wearing a mask are the issues that the masses are most concerned about. Although it is important to pay attention to the filtration efficiency when selecting a mask, it is also necessary to choose a good sealing performance, a good fit with the face shape, and a smooth breathing. About US Youmaisi is professional medical devices manufacture including face mask, rehabiliation devices which owns 30 face mask production lines and capacity is 2 million pcs/day Products have KN95 protective face mask, disposable face mask, disposable medical face mask, kids mask. Youmaisi has passed US EUA and CE certification. CE NB number is 2163, which is official PPE directive party. During COVID-19, Youmaisi has supplied more than 50 million face mask for chinese market and international market. Youmaisi is a large and professional medical device and is the best choice for all customers.Face Mask With Valve Free Sample website:http://www.facemaskmanufacture.com/face-mask-with-valve/