At present, there are a variety of disposable masks on the market, and it is inevitable that some substandard products are mixed among them,now SUNY mask making machine industrial will show you how to distinguish the quality of mask?
1. Check the technical standards of masks
Although the protective effect of KN95 mask is good, it is easy to suffer from breathing difficulties, dizziness and other symptoms after wearing it. In addition to the use of medical staff and when going to the hospital, it is a better choice for citizens to wear disposable medical mask when they go out.
2. Carry out combustion tests
At present, disposable masks can well block bacteria, which is because of the melt-blown non-woven fabric layer, which can effectively absorb static electricity and bacteria.
Qualified melt-blown non-woven fabrics should appear melting effect after ignition. Therefore, you can observe the melt-blown non-woven fabric in the middle layer of the disposable mask you bought back. If flame occurs, then this mask will not have the effect of anti-virus.
3. Breath test
After wearing a disposable mask, cover the outside of the mask with your hand and exhale vigorously. If the heat is visible in the palm of your hand when you breathe, then the middle layer of the mask may not be made of melt-blown nonwoven fabric, as the disposable mask with anti-virus features will cause resistance when you breathe.
Add: Henan Communication Industry Area, Jingbei 3rd Road, Zhengzhou, Henan, China