Choose the mask nose bridge, you must know the key points!Choose the mask nose bridge, you must know the key points!
Because of the spread of the new coronavirus, masks have become one of the daily necessities. In addition to strict standards for non-woven materials and technologies, masks that meet the protection requirements are also important for the quality of the nose bridge. The role of the strip in the use of masks is mainly to fit the shape of different people's faces, so how to choose the appropriate nose bridge?
Choosing the right specifications and materials is the most important. Due to the variety of nose bridges, the commonly used specifications of nose bridges are 3mm, 5mm, 8mm wide, generally 3mm for single core, 5mm and 8mm for double core, 5mm and 8mm can be selected The back is with or without glue, usually with glue for easy positioning in production and processing. Masks with different functions usually have different designs of the nose bridge, which needs to be selected reasonably, and the material of the nose bridge is usually made of PE, PP, PVC, etc. Generally speaking, unless there are specific material requirements, the difference in the characteristics of the nose bridges of these materials is not particularly large. In terms of toughness and elongation performance, pe is stronger than pp, so the selection needs to be based on the use of the mask Come choose!
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