... side,a superfine PPMB filter paper between middles.Our PP composite nonwoven fabric is for mask,surgical gown,cap and disposal ... :18+20+25gsm or 20+20+25gsm6.Technique:Melt-blown7.Usage: Mainly used in hospital,medical sanitation,laboratory,ele8.Feature:-Medical ... comfortably9.ApplicationAnti H1NI flu,anti swine flu,bacteria-retardent Sanitary nonwoven mask,medical mask,pp spunbond nonwoven fabric,