Mai raba batirin fiberglass shine rabuwa tsakanin jikin batirin da electrolyte, wanda galibi ke taka rawar warewa, watsa wutar lantarki da kuma ƙara ƙarfin injina na batirin. Mai raba batirin ba wai kawai zai iya inganta aikin batirin ba, har ma ya inganta aikin aminci na batirin, don tabbatar da ingantaccen aikin batirin. Kayan raba shine galibi fiberglass, kauri gabaɗaya shine 0.18mm zuwa 0.25mm. Mai raba batirin fiberglass a matsayin muhimmin ɓangare na batirin, yana taka muhimmiyar rawa a cikin batirin. Nau'ikan masu raba batiri daban-daban suna da nasu fa'idodi da rashin amfani kuma sun dace da yanayi daban-daban na aikace-aikace. Zaɓar kayan raba batirin fiberglass da ya dace ba wai kawai yana inganta aikin baturi ba, har ma yana rage yuwuwar lalacewar baturi, don haka yana ƙara tsawon rai da amincin batirin.