Total 3 layers
Outside and inside layer: Non-woven fabrics 25g/m2
Middle layer: Melt-blown fabric 25g/m2
Size: 17.5*9.5cm
Application:Filter particulate matter within polluted air in daliy life.
Packing:
Inner package with bag
50pcs/bag 2000pcs/ctn or
10pcs/bag 2000pcs/ctn
Carton size: 53*40*30cm
N.W.:6kg/ctn G.W.:6.65kg/ctn
Inner package with col. box
50pcs/col.box 2000pcs/ctn
Carton size: 53*40*39cm
N.W.:6kg/ctn G.W.:8.1kg/ctn
Storage life&Method:
3 years
Storage at room temperature, relative humidity is not more than 80%, pay attention to fire, rain, acid, alkali, avoid direct sunlight.