N95 mask aluminum nose bar, aluminum nose bar back with what glue

N95 mask aluminum nose bar, aluminum nose bar back with what glue
N95 mask needs to use aluminum nose bar to fix the nose bridge. In order to improve the production efficiency of the mask, the mask manufacturer will require that the back of the purchased aluminum nose bar must be covered with glue. What kind of glue can better bond the nose bridge strip?
N95 mask aluminum nose bar used glue, manufacturers will generally use hot melt adhesive. Because the hot melt adhesive has good adhesion, good sealing effect and easy quality assurance for aluminum materials; it does not need curing period and saves floor space; it is an environmental protection product, which has no waste and clean environment; it saves time, is non-toxic and meets the requirements of environmental protection; it has medium hardness, medium fluidity, strong adhesion force, easy operation and good toughness. The amount of glue used for each nose piece of mask is 0.03-0.05 g, which is a kind of viscose with high cost performance.