Sekoahelo sa tšireletso ea tšepe ea fiberglass hona joale se sebelisoa haholoanyane indastering ea likhoho, ka lebaka la litšobotsi tsa thepa, ho hanyetsa mocheso o phahameng le bophelo bo bolelele ba tšebeletso.
Khamphani ea rona e hlahisitse lisebelisoa tsa tlhahiso ea pultrusion e tsoetseng pele ea lefats'e ea FRP bakeng sa ho hlahisa.re khetha lisebelisoa tse tala tse nang le mofuta o tummeng oa China ho netefatsa boleng ba FRP.