Our products and solutions are greatly recognized and trustworthy by customers and may fulfill constantly changing financial and social requires for In a word, when you choose us, you choose a ideal life. Welcome to go to our manufacturing unit and welcome your get! For further more inquiries, remember to usually do not be reluctant to get in touch with us.

1) Filtration efficiency: under the condition of air flow (85 ± 2) l / min, the filtration efficiency of sodium chloride aerosol with median diameter (0.24 ± 0.06) μ m in aerodynamics shall not be less than 95%, that is to say, it shall meet the grade of N95 (or FFP2) and above. It can block the air-borne infectious factors with a diameter of less than 5 μ m or close contact with the infectious factors transmitted by droplets.

2) Suction resistance: under the above flow conditions, the suction resistance shall not exceed 343.2pa (35mmh2o).

3) When the sample is sprayed to the mask under the pressure of 10.9kpa (80mmHg), the inner side of the mask shall be free of penetration and other technical indicators.

4) The mask must be equipped with a nose clip, which is made of bendable plastic material with a length of more than 8.5cm.

5) Synthetic blood is sprayed at 10.7kpa (80mmHg) pressure to the mask sample, and there should be no penetration inside the mask.

We intention to see quality disfigurement within the creation and supply the ideal support to domestic and overseas buyers wholeheartedly for Liquid argon tank in afghanistan - Victank, The product will supply to all over the world, such as: Paris, Libya, UAE, Costa rica, We would very much welcome an opportunity to do business with you and have pleasure in attaching further details of our products. Excellent quality, competitive prices,punctual delivery and dependable service can be guaranteed.