Fiberglass ƙarfafa samfuran polypropylene an gyara kayan filastik. Fiberglass ƙarfafa polypropylene gabaɗaya ginshiƙi ne na barbashi tare da tsawon 12 mm ko 25 mm da diamita na kusan 3 mm. A cikin waɗannan nau'ikan fiberglass suna da tsayi iri ɗaya da barbashi, abun ciki na fiber gilashin na iya bambanta daga 20% zuwa 70% kuma ana iya daidaita launi na abubuwan da bukatun abokin ciniki. Ana amfani da barbashi gabaɗaya wajen yin allura da gyare-gyare don samar da sassa na tsari ko ɓangarorin tsari don aikace-aikace a cikin mota, gini, kayan gida, kayan aikin wuta da ƙari mai yawa.
Aikace-aikace a cikin masana'antar kera motoci: Firam ɗin gaba-gaba, samfuran kofa na jiki, kwarangwal ɗin dashboard, magoya baya sanyaya da firam ɗin, tiren baturi, da sauransu, a matsayin maye gurbin ƙarfafa pas ko kayan ƙarfe.
