Gilashin Fiber ƙarfafa robobi (GRP) Abu ne mai haɗaka na filastik thermosetting, Ya ƙunshi guduro polymer, Organic ko inert fillers, gilashin fiber ƙarfafa kayan da sauran kayan hade.

GRP yana da halaye na nauyin haske, ƙarfin ƙarfi, gajiya, ƙarfin aiki da aikin rufi, Ya dace da nau'o'in gyare-gyaren gyare-gyare, kuma za'a iya tsara nau'o'i daban-daban don daidaitawa da siffofi daban-daban da tsarin samarwa.

Babban fa'idar GRP ya ta'allaka ne a cikin sassaucin ƙira da yake bayarwa ga masu ƙira, masu ƙira da masana'anta. Ana iya yin shi zuwa kusan kowane nau'i, yana iya bayyana cikakkiyar ƙirar ƙirar fasaha mai kyau, da tsayin daka na kayan aiki tare da farfajiya mai fesa ko launi gaba ɗaya.